diff --git a/tests/wpt/metadata-layout-2020/FileAPI/url/url-in-tags-revoke.window.js.ini b/tests/wpt/metadata-layout-2020/FileAPI/url/url-in-tags-revoke.window.js.ini
index 76b44d9e9cf..3605e8f3fc9 100644
--- a/tests/wpt/metadata-layout-2020/FileAPI/url/url-in-tags-revoke.window.js.ini
+++ b/tests/wpt/metadata-layout-2020/FileAPI/url/url-in-tags-revoke.window.js.ini
@@ -4,7 +4,7 @@
     expected: TIMEOUT
 
   [Opening a blob URL in a new window immediately before revoking it works.]
-    expected: FAIL
+    expected: TIMEOUT
 
   [Fetching a blob URL immediately before revoking it works in an iframe.]
     expected: FAIL
diff --git a/tests/wpt/metadata-layout-2020/css/CSS2/floats/hit-test-floats-002.html.ini b/tests/wpt/metadata-layout-2020/css/CSS2/floats/hit-test-floats-002.html.ini
new file mode 100644
index 00000000000..f64b45fea6b
--- /dev/null
+++ b/tests/wpt/metadata-layout-2020/css/CSS2/floats/hit-test-floats-002.html.ini
@@ -0,0 +1,4 @@
+[hit-test-floats-002.html]
+  [Hit test float]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata-layout-2020/css/CSS2/floats/hit-test-floats-003.html.ini b/tests/wpt/metadata-layout-2020/css/CSS2/floats/hit-test-floats-003.html.ini
new file mode 100644
index 00000000000..f29da48a2a0
--- /dev/null
+++ b/tests/wpt/metadata-layout-2020/css/CSS2/floats/hit-test-floats-003.html.ini
@@ -0,0 +1,4 @@
+[hit-test-floats-003.html]
+  [Miss float below something else]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata-layout-2020/css/CSS2/floats/hit-test-floats-005.html.ini b/tests/wpt/metadata-layout-2020/css/CSS2/floats/hit-test-floats-005.html.ini
new file mode 100644
index 00000000000..baa9f1a7541
--- /dev/null
+++ b/tests/wpt/metadata-layout-2020/css/CSS2/floats/hit-test-floats-005.html.ini
@@ -0,0 +1,4 @@
+[hit-test-floats-005.html]
+  [Miss clipped float]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata-layout-2020/css/css-transforms/transform-scale-hittest.html.ini b/tests/wpt/metadata-layout-2020/css/css-transforms/transform-scale-hittest.html.ini
index 4a1e8110f6f..f8e7e539aae 100644
--- a/tests/wpt/metadata-layout-2020/css/css-transforms/transform-scale-hittest.html.ini
+++ b/tests/wpt/metadata-layout-2020/css/css-transforms/transform-scale-hittest.html.ini
@@ -2,3 +2,6 @@
   [Hit test intersecting scaled box]
     expected: FAIL
 
+  [Hit test within unscaled box]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata-layout-2020/custom-elements/reactions/HTMLMediaElement.html.ini b/tests/wpt/metadata-layout-2020/custom-elements/reactions/HTMLMediaElement.html.ini
new file mode 100644
index 00000000000..2ca05f57bb0
--- /dev/null
+++ b/tests/wpt/metadata-layout-2020/custom-elements/reactions/HTMLMediaElement.html.ini
@@ -0,0 +1,2 @@
+[HTMLMediaElement.html]
+  expected: TIMEOUT
diff --git a/tests/wpt/metadata-layout-2020/fetch/content-type/response.window.js.ini b/tests/wpt/metadata-layout-2020/fetch/content-type/response.window.js.ini
index 265f87dc81c..cedba2e75d0 100644
--- a/tests/wpt/metadata-layout-2020/fetch/content-type/response.window.js.ini
+++ b/tests/wpt/metadata-layout-2020/fetch/content-type/response.window.js.ini
@@ -312,18 +312,27 @@
   [Response: combined response Content-Type: text/html;" \\" text/plain ";charset=GBK]
     expected: NOTRUN
 
-  [<iframe>: separate response Content-Type: text/html;x=" text/plain]
-    expected: FAIL
-
-  [<iframe>: combined response Content-Type: text/html */*]
-    expected: FAIL
-
-  [<iframe>: combined response Content-Type: text/html;" text/plain]
-    expected: FAIL
-
   [<iframe>: combined response Content-Type: text/html;" \\" text/plain]
     expected: FAIL
 
-  [<iframe>: separate response Content-Type: text/plain */*;charset=gbk]
+  [<iframe>: combined response Content-Type: */* text/html]
+    expected: FAIL
+
+  [<iframe>: combined response Content-Type: text/html;charset=gbk text/plain text/html]
+    expected: FAIL
+
+  [<iframe>: separate response Content-Type: text/html;" text/plain]
+    expected: FAIL
+
+  [<iframe>: separate response Content-Type: text/html */*;charset=gbk]
+    expected: FAIL
+
+  [<iframe>: separate response Content-Type: text/html */*]
+    expected: FAIL
+
+  [<iframe>: combined response Content-Type: text/html */*;charset=gbk]
+    expected: FAIL
+
+  [<iframe>: separate response Content-Type: text/html;" \\" text/plain]
     expected: FAIL
 
diff --git a/tests/wpt/metadata-layout-2020/fetch/content-type/script.window.js.ini b/tests/wpt/metadata-layout-2020/fetch/content-type/script.window.js.ini
index 5c001592859..a47463bc273 100644
--- a/tests/wpt/metadata-layout-2020/fetch/content-type/script.window.js.ini
+++ b/tests/wpt/metadata-layout-2020/fetch/content-type/script.window.js.ini
@@ -53,9 +53,9 @@
   [combined text/javascript ]
     expected: FAIL
 
-  [separate text/javascript x/x]
-    expected: FAIL
-
   [separate text/javascript;charset=windows-1252 error text/javascript]
     expected: FAIL
 
+  [separate text/javascript;charset=windows-1252  text/javascript]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata-layout-2020/fetch/cross-origin-resource-policy/image-loads.html.ini b/tests/wpt/metadata-layout-2020/fetch/cross-origin-resource-policy/image-loads.html.ini
new file mode 100644
index 00000000000..7d26a22aeb9
--- /dev/null
+++ b/tests/wpt/metadata-layout-2020/fetch/cross-origin-resource-policy/image-loads.html.ini
@@ -0,0 +1,2 @@
+[image-loads.html]
+  expected: TIMEOUT
diff --git a/tests/wpt/metadata-layout-2020/fetch/nosniff/parsing-nosniff.window.js.ini b/tests/wpt/metadata-layout-2020/fetch/nosniff/parsing-nosniff.window.js.ini
index 369bf4d4fa4..aa6eb8f6085 100644
--- a/tests/wpt/metadata-layout-2020/fetch/nosniff/parsing-nosniff.window.js.ini
+++ b/tests/wpt/metadata-layout-2020/fetch/nosniff/parsing-nosniff.window.js.ini
@@ -11,6 +11,6 @@
   [X-Content-Type-Options%3A%20nosniff%2C%2C%40%23%24%23%25%25%26%5E%26%5E*()()11!]
     expected: FAIL
 
-  [Content-Type-Options%3A%20nosniff]
+  [X-Content-Type-Options%3A%20'NosniFF']
     expected: FAIL
 
diff --git a/tests/wpt/metadata-layout-2020/html/browsers/browsing-the-web/navigating-across-documents/008.html.ini b/tests/wpt/metadata-layout-2020/html/browsers/browsing-the-web/navigating-across-documents/008.html.ini
deleted file mode 100644
index 39546f46e3c..00000000000
--- a/tests/wpt/metadata-layout-2020/html/browsers/browsing-the-web/navigating-across-documents/008.html.ini
+++ /dev/null
@@ -1,4 +0,0 @@
-[008.html]
-  [Link with onclick form submit to javascript url and href navigation ]
-    expected: FAIL
-
diff --git a/tests/wpt/metadata-layout-2020/html/browsers/history/the-history-interface/traverse_the_history_1.html.ini b/tests/wpt/metadata-layout-2020/html/browsers/history/the-history-interface/traverse_the_history_1.html.ini
new file mode 100644
index 00000000000..87b07c3e670
--- /dev/null
+++ b/tests/wpt/metadata-layout-2020/html/browsers/history/the-history-interface/traverse_the_history_1.html.ini
@@ -0,0 +1,4 @@
+[traverse_the_history_1.html]
+  [Multiple history traversals from the same task]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata-layout-2020/html/browsers/history/the-history-interface/traverse_the_history_4.html.ini b/tests/wpt/metadata-layout-2020/html/browsers/history/the-history-interface/traverse_the_history_4.html.ini
new file mode 100644
index 00000000000..385376c7321
--- /dev/null
+++ b/tests/wpt/metadata-layout-2020/html/browsers/history/the-history-interface/traverse_the_history_4.html.ini
@@ -0,0 +1,4 @@
+[traverse_the_history_4.html]
+  [Multiple history traversals, last would be aborted]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata-layout-2020/html/browsers/history/the-history-interface/traverse_the_history_5.html.ini b/tests/wpt/metadata-layout-2020/html/browsers/history/the-history-interface/traverse_the_history_5.html.ini
new file mode 100644
index 00000000000..dc2e45516de
--- /dev/null
+++ b/tests/wpt/metadata-layout-2020/html/browsers/history/the-history-interface/traverse_the_history_5.html.ini
@@ -0,0 +1,4 @@
+[traverse_the_history_5.html]
+  [Multiple history traversals, last would be aborted]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata-layout-2020/html/browsers/origin/cross-origin-objects/cross-origin-objects-on-new-window.html.ini b/tests/wpt/metadata-layout-2020/html/browsers/origin/cross-origin-objects/cross-origin-objects-on-new-window.html.ini
deleted file mode 100644
index 735a9a75a2a..00000000000
--- a/tests/wpt/metadata-layout-2020/html/browsers/origin/cross-origin-objects/cross-origin-objects-on-new-window.html.ini
+++ /dev/null
@@ -1,2 +0,0 @@
-[cross-origin-objects-on-new-window.html]
-  expected: TIMEOUT
diff --git a/tests/wpt/metadata-layout-2020/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_popups_nonescaping-2.html.ini b/tests/wpt/metadata-layout-2020/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_popups_nonescaping-2.html.ini
index 9eb581fcf1f..0407f0cc2b7 100644
--- a/tests/wpt/metadata-layout-2020/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_popups_nonescaping-2.html.ini
+++ b/tests/wpt/metadata-layout-2020/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_popups_nonescaping-2.html.ini
@@ -1,5 +1,5 @@
 [iframe_sandbox_popups_nonescaping-2.html]
-  expected: CRASH
+  expected: TIMEOUT
   [Check that popups from a sandboxed iframe do not escape the sandbox]
     expected: NOTRUN
 
diff --git a/tests/wpt/metadata-layout-2020/html/semantics/forms/form-submission-0/form-double-submit-2.html.ini b/tests/wpt/metadata-layout-2020/html/semantics/forms/form-submission-0/form-double-submit-2.html.ini
deleted file mode 100644
index 633a99517d3..00000000000
--- a/tests/wpt/metadata-layout-2020/html/semantics/forms/form-submission-0/form-double-submit-2.html.ini
+++ /dev/null
@@ -1,4 +0,0 @@
-[form-double-submit-2.html]
-  [preventDefault should allow onclick submit() to succeed]
-    expected: FAIL
-
diff --git a/tests/wpt/metadata-layout-2020/html/semantics/links/links-created-by-a-and-area-elements/htmlanchorelement_noopener.html.ini b/tests/wpt/metadata-layout-2020/html/semantics/links/links-created-by-a-and-area-elements/htmlanchorelement_noopener.html.ini
index ed872bb35ff..b1aa0f1f1c4 100644
--- a/tests/wpt/metadata-layout-2020/html/semantics/links/links-created-by-a-and-area-elements/htmlanchorelement_noopener.html.ini
+++ b/tests/wpt/metadata-layout-2020/html/semantics/links/links-created-by-a-and-area-elements/htmlanchorelement_noopener.html.ini
@@ -8,3 +8,6 @@
   [Check that rel=noopener with target=_parent does a normal load]
     expected: FAIL
 
+  [Check that rel=noopener with target=_self does a normal load]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata-layout-2020/html/webappapis/dynamic-markup-insertion/document-write/iframe_005.html.ini b/tests/wpt/metadata-layout-2020/html/webappapis/dynamic-markup-insertion/document-write/iframe_005.html.ini
deleted file mode 100644
index 6cf9d13975c..00000000000
--- a/tests/wpt/metadata-layout-2020/html/webappapis/dynamic-markup-insertion/document-write/iframe_005.html.ini
+++ /dev/null
@@ -1,4 +0,0 @@
-[iframe_005.html]
-  [document.write external script into iframe write back into parent]
-    expected: FAIL
-
diff --git a/tests/wpt/metadata-layout-2020/html/webappapis/dynamic-markup-insertion/document-write/module-delayed.html.ini b/tests/wpt/metadata-layout-2020/html/webappapis/dynamic-markup-insertion/document-write/module-delayed.html.ini
deleted file mode 100644
index 59a54fe88e4..00000000000
--- a/tests/wpt/metadata-layout-2020/html/webappapis/dynamic-markup-insertion/document-write/module-delayed.html.ini
+++ /dev/null
@@ -1,4 +0,0 @@
-[module-delayed.html]
-  [async document.write in a module]
-    expected: FAIL
-
diff --git a/tests/wpt/metadata-layout-2020/html/webappapis/dynamic-markup-insertion/document-write/module-static-import-delayed.html.ini b/tests/wpt/metadata-layout-2020/html/webappapis/dynamic-markup-insertion/document-write/module-static-import-delayed.html.ini
new file mode 100644
index 00000000000..fca4d908c89
--- /dev/null
+++ b/tests/wpt/metadata-layout-2020/html/webappapis/dynamic-markup-insertion/document-write/module-static-import-delayed.html.ini
@@ -0,0 +1,4 @@
+[module-static-import-delayed.html]
+  [document.write in an imported module]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata-layout-2020/html/webappapis/scripting/events/compile-event-handler-settings-objects.html.ini b/tests/wpt/metadata-layout-2020/html/webappapis/scripting/events/compile-event-handler-settings-objects.html.ini
index dbec6f2c2ff..450c88bd32b 100644
--- a/tests/wpt/metadata-layout-2020/html/webappapis/scripting/events/compile-event-handler-settings-objects.html.ini
+++ b/tests/wpt/metadata-layout-2020/html/webappapis/scripting/events/compile-event-handler-settings-objects.html.ini
@@ -3,3 +3,6 @@
   [The incumbent settings object while executing the compiled callback via Web IDL's invoke must be that of the node document]
     expected: TIMEOUT
 
+  [The entry settings object while executing the compiled callback via Web IDL's invoke must be that of the node document]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata-layout-2020/html/webappapis/scripting/processing-model-2/integration-with-the-javascript-job-queue/promise-job-entry.html.ini b/tests/wpt/metadata-layout-2020/html/webappapis/scripting/processing-model-2/integration-with-the-javascript-job-queue/promise-job-entry.html.ini
index 5ddb9bfeff6..a1effd5f801 100644
--- a/tests/wpt/metadata-layout-2020/html/webappapis/scripting/processing-model-2/integration-with-the-javascript-job-queue/promise-job-entry.html.ini
+++ b/tests/wpt/metadata-layout-2020/html/webappapis/scripting/processing-model-2/integration-with-the-javascript-job-queue/promise-job-entry.html.ini
@@ -1,10 +1,9 @@
 [promise-job-entry.html]
-  expected: TIMEOUT
   [Fulfillment handler on fulfilled promise]
     expected: FAIL
 
   [Rejection handler on pending-then-rejected promise]
-    expected: TIMEOUT
+    expected: FAIL
 
   [Sanity check: this all works as expected with no promises involved]
     expected: FAIL
@@ -16,5 +15,5 @@
     expected: FAIL
 
   [Fulfillment handler on pending-then-fulfilled promise]
-    expected: TIMEOUT
+    expected: FAIL
 
diff --git a/tests/wpt/metadata-layout-2020/selection/bidi/modify.tentative.html.ini b/tests/wpt/metadata-layout-2020/selection/bidi/modify.tentative.html.ini
new file mode 100644
index 00000000000..635d6931bfe
--- /dev/null
+++ b/tests/wpt/metadata-layout-2020/selection/bidi/modify.tentative.html.ini
@@ -0,0 +1,2 @@
+[modify.tentative.html]
+  expected: ERROR
diff --git a/tests/wpt/metadata-layout-2020/webaudio/the-audio-api/the-audiocontext-interface/audiocontext-not-fully-active.html.ini b/tests/wpt/metadata-layout-2020/webaudio/the-audio-api/the-audiocontext-interface/audiocontext-not-fully-active.html.ini
index f1281b5ae81..b7e13cf7726 100644
--- a/tests/wpt/metadata-layout-2020/webaudio/the-audio-api/the-audiocontext-interface/audiocontext-not-fully-active.html.ini
+++ b/tests/wpt/metadata-layout-2020/webaudio/the-audio-api/the-audiocontext-interface/audiocontext-not-fully-active.html.ini
@@ -1,5 +1,4 @@
 [audiocontext-not-fully-active.html]
-  expected: TIMEOUT
   [frame in navigated remote-site frame]
     expected: FAIL
 
diff --git a/tests/wpt/metadata/FileAPI/url/url-in-tags-revoke.window.js.ini b/tests/wpt/metadata/FileAPI/url/url-in-tags-revoke.window.js.ini
index d4f62ed7113..faa00f45ecf 100644
--- a/tests/wpt/metadata/FileAPI/url/url-in-tags-revoke.window.js.ini
+++ b/tests/wpt/metadata/FileAPI/url/url-in-tags-revoke.window.js.ini
@@ -7,7 +7,7 @@
     expected: FAIL
 
   [Opening a blob URL in a new window immediately before revoking it works.]
-    expected: FAIL
+    expected: TIMEOUT
 
   [Opening a blob URL in a noopener about:blank window immediately before revoking it works.]
     expected: TIMEOUT
diff --git a/tests/wpt/metadata/MANIFEST.json b/tests/wpt/metadata/MANIFEST.json
index c122beec944..5ebd5e364ab 100644
--- a/tests/wpt/metadata/MANIFEST.json
+++ b/tests/wpt/metadata/MANIFEST.json
@@ -24718,6 +24718,21 @@
         {}
        ]
       ]
+     },
+     "widgets": {
+      "input-date-baseline-print.html": [
+       "dda06c69fb59d0cb749af36eb8c652a5a6d34e8d",
+       [
+        null,
+        [
+         [
+          "/html/rendering/widgets/input-date-baseline-ref.html",
+          "=="
+         ]
+        ],
+        {}
+       ]
+      ]
      }
     }
    },
@@ -130604,6 +130619,32 @@
         ],
         {}
        ]
+      ],
+      "content-visibility-075.html": [
+       "cecbf9bf9c5489bb6b8eb96da42f57943ee254f0",
+       [
+        null,
+        [
+         [
+          "/css/css-contain/content-visibility/content-visibility-075-ref.html",
+          "=="
+         ]
+        ],
+        {}
+       ]
+      ],
+      "content-visibility-076.html": [
+       "8ba2bbe82e67cd65e5fe6b773eb71abfae63f4ad",
+       [
+        null,
+        [
+         [
+          "/css/css-contain/content-visibility/content-visibility-075-ref.html",
+          "=="
+         ]
+        ],
+        {}
+       ]
       ]
      },
      "counter-scoping-001.html": [
@@ -163960,13 +164001,26 @@
        {}
       ]
      ],
-     "active-selection-024.html": [
-      "5668df550bb0183569d4ed913c6292ea476f77ef",
+     "active-selection-025.html": [
+      "f5f71803c4e389d0befbc2087af2b28bcdc31726",
       [
        null,
        [
         [
-         "/css/css-pseudo/reference/active-selection-024-ref.html",
+         "/css/css-pseudo/reference/active-selection-025-ref.html",
+         "=="
+        ]
+       ],
+       {}
+      ]
+     ],
+     "active-selection-027.html": [
+      "88b26e9f43447d4549c85858b2fea25a61320e7f",
+      [
+       null,
+       [
+        [
+         "/css/css-pseudo/reference/active-selection-027-ref.html",
          "=="
         ]
        ],
@@ -186687,6 +186741,60 @@
      }
     },
     "css-text-decor": {
+     "invalidation": {
+      "text-decoration-invalidation-dashed.html": [
+       "b92f3ddcccb407aff29d486c8c3221626617a597",
+       [
+        null,
+        [
+         [
+          "/css/css-text-decor/invalidation/reference/text-decoration-invalidation-dashed-ref.html",
+          "=="
+         ]
+        ],
+        {}
+       ]
+      ],
+      "text-decoration-invalidation-double.html": [
+       "eb7ec1846aa2f4c741d579a4d6958115fff421e2",
+       [
+        null,
+        [
+         [
+          "/css/css-text-decor/invalidation/reference/text-decoration-invalidation-double-ref.html",
+          "=="
+         ]
+        ],
+        {}
+       ]
+      ],
+      "text-decoration-invalidation-solid.html": [
+       "4956557aeedc6c3a35ae46e24c85da1313d5634c",
+       [
+        null,
+        [
+         [
+          "/css/css-text-decor/invalidation/reference/text-decoration-invalidation-solid-ref.html",
+          "=="
+         ]
+        ],
+        {}
+       ]
+      ],
+      "text-decoration-invalidation-wavy.html": [
+       "cc3af52b93efc355e3cf3176cd3ba4dffcfba375",
+       [
+        null,
+        [
+         [
+          "/css/css-text-decor/invalidation/reference/text-decoration-invalidation-wavy-ref.html",
+          "=="
+         ]
+        ],
+        {}
+       ]
+      ]
+     },
      "line-through-vertical.html": [
       "0ec8f016223018ee8fef1b440f7cb73c57ad81a4",
       [
@@ -187215,7 +187323,7 @@
       ]
      ],
      "text-decoration-thickness-vertical-002.html": [
-      "70421c507b71e5e0e9775fa73ab5f8671912b80b",
+      "67457c4ec86cceda6fb4bc0241f85fcbf81cf2f7",
       [
        null,
        [
@@ -240442,6 +240550,19 @@
         ]
        ]
       },
+      "input-date-baseline.html": [
+       "0d8f46c06421d22d9d680a83785460bfa865dc81",
+       [
+        null,
+        [
+         [
+          "/html/rendering/widgets/input-date-baseline-ref.html",
+          "=="
+         ]
+        ],
+        {}
+       ]
+      ],
       "the-select-element": {
        "option-add-label.html": [
         "5110164c3115a087cffadaac9b7b26d677156fb7",
@@ -296099,7 +296220,7 @@
        []
       ],
       "content-visibility-058-ref.html": [
-       "067d064ca723eb7a4a4e924d6a734ec5b46fd1fa",
+       "ee552907fd338e0ed3e790dae7ea036da75d820a",
        []
       ],
       "content-visibility-059-ref.html": [
@@ -296114,6 +296235,14 @@
        "82a6c263fa906d70f76dc78fcd6d7b6c3b461b86",
        []
       ],
+      "content-visibility-075-ref.html": [
+       "05799e0ba1d3b40dabe2997cc9d2e849be35a149",
+       []
+      ],
+      "content-visibility-076-ref.html": [
+       "6ea5fcf5aef7c5f9026016c57c390956238f3ff2",
+       []
+      ],
       "inline-container-with-child-ref.html": [
        "af51cbd5db8f3eff56411345860548e95fe4d354",
        []
@@ -309776,8 +309905,12 @@
        "7790a3fad8a36f1709fea6a4155ed5af0f3c49d7",
        []
       ],
-      "active-selection-024-ref.html": [
-       "e6dda1c1371b53e12f9a6601eea67ac4f5604a3b",
+      "active-selection-025-ref.html": [
+       "b09a570059c315c632748f448a59294db73b239e",
+       []
+      ],
+      "active-selection-027-ref.html": [
+       "cf5a35bed6ff4714bdaadf829c62bcdfa5066b29",
        []
       ],
       "active-selection-031-ref.html": [
@@ -314653,6 +314786,26 @@
       "51a4fba49fcbf2f7ad13242ceaf39a0f25b59495",
       []
      ],
+     "invalidation": {
+      "reference": {
+       "text-decoration-invalidation-dashed-ref.html": [
+        "64356838638ce794bbf408351606bb68398bbf4c",
+        []
+       ],
+       "text-decoration-invalidation-double-ref.html": [
+        "5b0542d9249276f7e44aa446a0e4d057e3ace368",
+        []
+       ],
+       "text-decoration-invalidation-solid-ref.html": [
+        "65fedfb049b9e76b941ef8554921961cd039fc6d",
+        []
+       ],
+       "text-decoration-invalidation-wavy-ref.html": [
+        "eea8254e5aa47f6f17af0d96d0b96b0d92139772",
+        []
+       ]
+      }
+     },
      "reference": {
       "line-through-vertical-ref.html": [
        "979512787a18ec9cbed7e9baf4b2cbd57ab99d33",
@@ -333973,6 +334126,10 @@
         "3b1820cebb8f1d5f8b7fb00b90740cee6de9fbb9",
         []
        ],
+       "test-access-property.js": [
+        "0b804e83620e0fb07926ada534cb69e40fce5584",
+        []
+       ],
        "try-access.js": [
         "a06cb07904f9401332324d0f1cba5cc9a9eea29e",
         []
@@ -339046,6 +339203,10 @@
         []
        ]
       },
+      "input-date-baseline-ref.html": [
+       "dcef656bad00792262e05ab643195ef6804d5336",
+       []
+      ],
       "the-select-element": {
        "option-label-ref.html": [
         "3dd07b8dc2b4778d7f2f2e69202d680902c7e838",
@@ -344868,7 +345029,7 @@
         []
        ],
        "operator-dictionary-tests.js": [
-        "b92a852738ffbde90152791c0d67304064e2eafb",
+        "35efc2ecb94d0fcc2956b30bfd292eafe870423e",
         []
        ]
       }
@@ -345241,6 +345402,10 @@
       "f4897cfe9998a230125a095a00e669cbedc39139",
       []
      ],
+     "feature-detection-operators.js": [
+      "5c6ffef06b9ea58bd9a5bc7c842cba42fea22959",
+      []
+     ],
      "feature-detection.js": [
       "7ad4d953d0822c306882524952738b894521325d",
       []
@@ -346808,7 +346973,7 @@
       []
      ],
      "helpers.mjs": [
-      "8bd1c8e9250071257ca1abda991e173d449fe0da",
+      "43cfffd5f26f0a3bd89367d5ec544a07e4b62a37",
       []
      ],
      "helpers.mjs.headers": [
@@ -346824,7 +346989,7 @@
       []
      ],
      "send-origin-isolation-header.py": [
-      "6a67757897660fac221491d36bde48001e6b27d6",
+      "cb37d430114693c829196c0c95fdd04dcdda4c28",
       []
      ]
     }
@@ -361089,7 +361254,7 @@
        []
       ],
       "test_wpt.py": [
-       "0b6aff42d57d7dc8bb4ba936c86b913f58cba791",
+       "f0a9524c90a49073f3e24a9d65d6374b793575bb",
        []
       ]
      },
@@ -362277,6 +362442,14 @@
       "b9a0ceefae22a7becb4552e0aadc7e9bfc24cd24",
       []
      ],
+     "WorkerGlobalScope-eval.https.js": [
+      "be0a4300e1a69b3a0f846ed2c8d31826e5ac739c",
+      []
+     ],
+     "WorkerGlobalScope-eval.https.js.headers": [
+      "604e765da46d85fe8ab85d3097fe7c2cbe00a930",
+      []
+     ],
      "WorkerGlobalScope-importScripts.https.js": [
       "c40e8550dd659e2656564f5b3b61a0e5cb591710",
       []
@@ -395598,7 +395771,7 @@
        ]
       ],
       "content-visibility-026.html": [
-       "1306493f62a32d5e2f35b36f61036c4c53574853",
+       "6b3de880fd945622aa83d74704595507df3fa702",
        [
         null,
         {}
@@ -462417,6 +462590,41 @@
          }
         ]
        ],
+       "property-blur.https.html": [
+        "e10c8da40098bd1e5c51765623eb3b8bd74b7f9d",
+        [
+         null,
+         {}
+        ]
+       ],
+       "property-close.https.html": [
+        "a60841b0ce89a3c315a799e300d824c178289247",
+        [
+         null,
+         {}
+        ]
+       ],
+       "property-closed.https.html": [
+        "98a5fe64fdec4869b77d9cc35b968c9abbcd449c",
+        [
+         null,
+         {}
+        ]
+       ],
+       "property-focus.https.html": [
+        "49220dfd69c80cc4b5d8e7c2fcbd45d48a71d91c",
+        [
+         null,
+         {}
+        ]
+       ],
+       "property-frames.https.html": [
+        "3109f6f2ce5333e4cdbe89233c8654ae1a5e2366",
+        [
+         null,
+         {}
+        ]
+       ],
        "property-indexed-getter.https.html": [
         "d2309e5fbd14c4dc987f8fde6ec02c41ca774819",
         [
@@ -462426,6 +462634,27 @@
          }
         ]
        ],
+       "property-length.https.html": [
+        "ba3ccf2a7668f6e007def0aae1f6b4e4ea0c592f",
+        [
+         null,
+         {}
+        ]
+       ],
+       "property-location-get.https.html": [
+        "1aec31479b0bcb710300e783d1102005c2e11502",
+        [
+         null,
+         {}
+        ]
+       ],
+       "property-location-set.https.html": [
+        "6967833d5b4e376795e6459027d2a84ee9301185",
+        [
+         null,
+         {}
+        ]
+       ],
        "property-named-getter.https.html": [
         "2ab9093fcb58f1346854c443de41e3f8f2a00243",
         [
@@ -462435,13 +462664,53 @@
          }
         ]
        ],
-       "property.https.html": [
-        "73e403146937f2aeb0ba3940753a7a413d2b5a1b",
+       "property-opener-get.https.html": [
+        "0f684e11f7f8fa1accafb41dfb23ec828713765f",
         [
          null,
-         {
-          "timeout": "long"
-         }
+         {}
+        ]
+       ],
+       "property-opener-set.https.html": [
+        "6226c64327c4d55e5c42bf2bfcc45faa31b44dd8",
+        [
+         null,
+         {}
+        ]
+       ],
+       "property-postmessage-1.https.html": [
+        "64022bb1b60ee430948985c1eaf2f4c221eb4e76",
+        [
+         null,
+         {}
+        ]
+       ],
+       "property-postmessage-2.https.html": [
+        "30bd87d9cb8733f16b9fccb3eab42fe939cf15db",
+        [
+         null,
+         {}
+        ]
+       ],
+       "property-self.https.html": [
+        "9e528d42a48764eca4ef3c09d2b94b29a2b7195b",
+        [
+         null,
+         {}
+        ]
+       ],
+       "property-top.https.html": [
+        "4a4643e7361ace3aa24bb355b321cbd115fab00c",
+        [
+         null,
+         {}
+        ]
+       ],
+       "property-window.https.html": [
+        "04bc277b4da2e72442e8e591f22f3ffb76002eeb",
+        [
+         null,
+         {}
         ]
        ],
        "report-to-both_coop-ro.https.html": [
@@ -483355,7 +483624,7 @@
        ]
       ],
       "operator-dictionary-largeop-001.html": [
-       "8a5d2089ff933864ebb2847503739de460527697",
+       "927c408ba186d23dd7df8d5b978ed852a19f694b",
        [
         null,
         {
@@ -483364,7 +483633,7 @@
        ]
       ],
       "operator-dictionary-largeop-002.html": [
-       "1650f01261f5c36f67aa6737f2941d80c9ca03cf",
+       "64070a4f3c6cb92a22ad8019b1962eb83b54fbd8",
        [
         null,
         {
@@ -483373,7 +483642,7 @@
        ]
       ],
       "operator-dictionary-largeop-003.html": [
-       "96847592044e94bb50e4ccf5d9b87fd490e4e488",
+       "1f08deb5253956cb1dc09149d532aef6bad38ce5",
        [
         null,
         {
@@ -483382,7 +483651,7 @@
        ]
       ],
       "operator-dictionary-largeop-004.html": [
-       "08f5916b479b949a742ccd58e8678e3b37fceaf2",
+       "ed345685d4c34bd7254bd5d0b9c06cda304e2fbe",
        [
         null,
         {
@@ -483391,7 +483660,7 @@
        ]
       ],
       "operator-dictionary-largeop-005.html": [
-       "9245fbcad9b63238b9bece34c7abf3a8660628b9",
+       "39c2d98adf8d2fb817079b101c649308ed2350e2",
        [
         null,
         {
@@ -483400,7 +483669,7 @@
        ]
       ],
       "operator-dictionary-largeop-006.html": [
-       "b9d4b681b66f756ffbc60870d5e6d77254288d2e",
+       "7e6d2b52afc00469e94536c97ec822fcff0bea24",
        [
         null,
         {
@@ -483409,7 +483678,7 @@
        ]
       ],
       "operator-dictionary-movablelimits-001.html": [
-       "09698a15fc78433490a08f17b6857f4ab2dce8f1",
+       "78d50ccad6d4721efb8f9fdb5eac071d14ae0469",
        [
         null,
         {
@@ -483418,7 +483687,7 @@
        ]
       ],
       "operator-dictionary-movablelimits-002.html": [
-       "f3e9deb5afd3a980367f1e1eedf185ff0380a14c",
+       "4dfe851827022c945a1643ed31a71dad2787588b",
        [
         null,
         {
@@ -483427,7 +483696,7 @@
        ]
       ],
       "operator-dictionary-movablelimits-003.html": [
-       "f4c5137b5f32c43d826ba9a618658381c74ca9c2",
+       "e0bff2173ef3e781b10ea541b27ce60254e11f26",
        [
         null,
         {
@@ -483436,7 +483705,7 @@
        ]
       ],
       "operator-dictionary-movablelimits-004.html": [
-       "9432c5dff0f6dd6aae88aa791f256fcfc8c4bf3d",
+       "6b2cec4a553b0b67fd895df38ab1f54f8cb1a731",
        [
         null,
         {
@@ -483445,7 +483714,7 @@
        ]
       ],
       "operator-dictionary-movablelimits-005.html": [
-       "fbffb440182dcea78e657ce5a8907c3d0fb79435",
+       "7c5d7890b402febbc3b6be7affecbc36f5a4aa9f",
        [
         null,
         {
@@ -483454,7 +483723,7 @@
        ]
       ],
       "operator-dictionary-movablelimits-006.html": [
-       "a6a6dfa0784fb2c98cbf728b01a229feab0e4824",
+       "f369844677c9fd010f48e0d200542efc49b9bba2",
        [
         null,
         {
@@ -483463,7 +483732,7 @@
        ]
       ],
       "operator-dictionary-spacing-001.html": [
-       "a7781fb3f78951037a66c3a4432bbf8efc133392",
+       "0bb863de0363aef11667ac1e3b3fd14689cf0ea5",
        [
         null,
         {
@@ -483472,7 +483741,7 @@
        ]
       ],
       "operator-dictionary-spacing-002.html": [
-       "5b524d9095aa66ab054c57441ea596f60edb1dad",
+       "3381521341a1e0c1190941dc1f560b80dac51ede",
        [
         null,
         {
@@ -483481,7 +483750,7 @@
        ]
       ],
       "operator-dictionary-spacing-003.html": [
-       "abd8736419bb277fc0bf4050e654bc007cb0c164",
+       "719367b7002aefa8712cab1848e011b5f432476e",
        [
         null,
         {
@@ -483490,7 +483759,7 @@
        ]
       ],
       "operator-dictionary-spacing-004.html": [
-       "09a1d8c8394fe5c54b7a60cee2e023437a78c525",
+       "a566f3fe25881bd1149b8d2f4417bcbee96e5cbf",
        [
         null,
         {
@@ -483499,7 +483768,7 @@
        ]
       ],
       "operator-dictionary-spacing-005.html": [
-       "fc56326beb41d1f9e2415261eb060c02b66adb96",
+       "f59dcffd7cbd38d3ba6bcd99d61b25df03c4ed75",
        [
         null,
         {
@@ -483508,7 +483777,7 @@
        ]
       ],
       "operator-dictionary-spacing-006.html": [
-       "2de9d66a0d383f3a77b55fe20935fe93ed33504f",
+       "17b8859874a56ee160714656aac423c9c22a6883",
        [
         null,
         {
@@ -483517,7 +483786,7 @@
        ]
       ],
       "operator-dictionary-stretchy-001.html": [
-       "672a5d3f1b3f1ebd0af216f57f4831d66c231165",
+       "33ef2abd15b6aa2869f8f10d094022847b2b98c4",
        [
         null,
         {
@@ -483526,7 +483795,7 @@
        ]
       ],
       "operator-dictionary-stretchy-002.html": [
-       "bbf5b3e48a015dbfe217b74e9359ceed5408d1f4",
+       "875374f9166bbb5b10b7b489f7b96260b46689aa",
        [
         null,
         {
@@ -483535,7 +483804,7 @@
        ]
       ],
       "operator-dictionary-stretchy-003.html": [
-       "343ac09df3219b41218d85949af92e186e372ce1",
+       "ce2708b2f17b8d0f8947d86b88bf79d9c03e0b80",
        [
         null,
         {
@@ -483544,7 +483813,7 @@
        ]
       ],
       "operator-dictionary-stretchy-004.html": [
-       "dd25c1121a5d88cfd9a12208f76736b19ea6cf9b",
+       "dbc96cae9885d2b2cf0eff425ad84cf796bc858a",
        [
         null,
         {
@@ -483553,7 +483822,7 @@
        ]
       ],
       "operator-dictionary-stretchy-005.html": [
-       "4d716497436929d0268c806a906d57450e64335c",
+       "7d9cb32143e562f20553e72a194147efe6dc4557",
        [
         null,
         {
@@ -483562,7 +483831,7 @@
        ]
       ],
       "operator-dictionary-stretchy-006.html": [
-       "2088168b07240547d449845f152304825b6589a2",
+       "49e26c571c3c4c4e6c0aeb36ecfc881d184a7851",
        [
         null,
         {
@@ -483571,7 +483840,7 @@
        ]
       ],
       "operator-dictionary-symmetric-001.html": [
-       "14b72da2833c8bec19a6c0df053cd48000eb8e64",
+       "426f045848b6f61c1066938359a32cf92fb35492",
        [
         null,
         {
@@ -483580,7 +483849,7 @@
        ]
       ],
       "operator-dictionary-symmetric-002.html": [
-       "9f18d893d6bcd870865ff14307ead2f00ac0e944",
+       "9d28fe2d91824370bd2e0018c1a60f4e4c56d2b0",
        [
         null,
         {
@@ -483589,7 +483858,7 @@
        ]
       ],
       "operator-dictionary-symmetric-003.html": [
-       "73b4b07889eaee702c4defc601899224b6d749bf",
+       "bec9d0deb2c10c1e41ea88a35be448407618956e",
        [
         null,
         {
@@ -483598,7 +483867,7 @@
        ]
       ],
       "operator-dictionary-symmetric-004.html": [
-       "6bd20562bd71f49a28394ee7261a1024597c2cdd",
+       "3d011fce11ec8958a35b6e939462bece24395346",
        [
         null,
         {
@@ -483607,7 +483876,7 @@
        ]
       ],
       "operator-dictionary-symmetric-005.html": [
-       "13f045fb95184d6ff873017cb1b01f9ddc962709",
+       "12faf7544ff3120de0582242244b39bb072a0b45",
        [
         null,
         {
@@ -483616,7 +483885,7 @@
        ]
       ],
       "operator-dictionary-symmetric-006.html": [
-       "26267a76ab96f98a7d5f6283e664f420994a0c75",
+       "2bf982bdb0760c9bbb3e0ce9475b517343d3fd82",
        [
         null,
         {
@@ -485147,7 +485416,7 @@
      ]
     ],
     "MediaStreamTrack-applyConstraints-reject.html": [
-     "45599c076f0ff6b1ba53e69a423cdf0e5d2ce1bf",
+     "02ba251fc9f12265f58cd21b93875945700ed0c1",
      [
       null,
       {
@@ -490735,6 +491004,13 @@
        {}
       ]
      ],
+     "parent-no-child-yes-subdomain-with-redirect.sub.https.html": [
+      "9004500b764191493112feeb26c48d61acf54fb8",
+      [
+       null,
+       {}
+      ]
+     ],
      "parent-no-child-yes-subdomain.sub.https.html": [
       "648c641553cdd6d6f5a0f53ce4fc94f2314e2e11",
       [
@@ -507325,6 +507601,15 @@
       {}
      ]
     ],
+    "bidi": {
+     "modify.tentative.html": [
+      "6029cf423a120c41fc6e4aa45bca728989bb8a02",
+      [
+       null,
+       {}
+      ]
+     ]
+    },
     "collapse-00.html": [
      "6adaca4002dc7b4e103e72c75e8f44b0ffeefd70",
      [
@@ -519882,6 +520167,13 @@
       {}
      ]
     ],
+    "WorkerGlobalScope-eval.html": [
+     "9248784924d003c41620745dda2fe92fa42662e0",
+     [
+      null,
+      {}
+     ]
+    ],
     "WorkerGlobalScope-importScripts.html": [
      "9853b1bc44845155ef889b7b5ee93c877844e019",
      [
diff --git a/tests/wpt/metadata/css/CSS2/floats/hit-test-floats-002.html.ini b/tests/wpt/metadata/css/CSS2/floats/hit-test-floats-002.html.ini
new file mode 100644
index 00000000000..f64b45fea6b
--- /dev/null
+++ b/tests/wpt/metadata/css/CSS2/floats/hit-test-floats-002.html.ini
@@ -0,0 +1,4 @@
+[hit-test-floats-002.html]
+  [Hit test float]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata/css/CSS2/floats/hit-test-floats-003.html.ini b/tests/wpt/metadata/css/CSS2/floats/hit-test-floats-003.html.ini
new file mode 100644
index 00000000000..f29da48a2a0
--- /dev/null
+++ b/tests/wpt/metadata/css/CSS2/floats/hit-test-floats-003.html.ini
@@ -0,0 +1,4 @@
+[hit-test-floats-003.html]
+  [Miss float below something else]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata/css/CSS2/floats/hit-test-floats-005.html.ini b/tests/wpt/metadata/css/CSS2/floats/hit-test-floats-005.html.ini
new file mode 100644
index 00000000000..baa9f1a7541
--- /dev/null
+++ b/tests/wpt/metadata/css/CSS2/floats/hit-test-floats-005.html.ini
@@ -0,0 +1,4 @@
+[hit-test-floats-005.html]
+  [Miss clipped float]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata/css/css-transforms/transform-scale-hittest.html.ini b/tests/wpt/metadata/css/css-transforms/transform-scale-hittest.html.ini
index 4a1e8110f6f..f8e7e539aae 100644
--- a/tests/wpt/metadata/css/css-transforms/transform-scale-hittest.html.ini
+++ b/tests/wpt/metadata/css/css-transforms/transform-scale-hittest.html.ini
@@ -2,3 +2,6 @@
   [Hit test intersecting scaled box]
     expected: FAIL
 
+  [Hit test within unscaled box]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata/custom-elements/reactions/HTMLMediaElement.html.ini b/tests/wpt/metadata/custom-elements/reactions/HTMLMediaElement.html.ini
new file mode 100644
index 00000000000..2ca05f57bb0
--- /dev/null
+++ b/tests/wpt/metadata/custom-elements/reactions/HTMLMediaElement.html.ini
@@ -0,0 +1,2 @@
+[HTMLMediaElement.html]
+  expected: TIMEOUT
diff --git a/tests/wpt/metadata/fetch/content-type/response.window.js.ini b/tests/wpt/metadata/fetch/content-type/response.window.js.ini
index e41b7f0fa1e..414ef8b9c05 100644
--- a/tests/wpt/metadata/fetch/content-type/response.window.js.ini
+++ b/tests/wpt/metadata/fetch/content-type/response.window.js.ini
@@ -312,18 +312,27 @@
   [fetch(): separate response Content-Type: text/plain ]
     expected: NOTRUN
 
-  [<iframe>: separate response Content-Type: text/html;x=" text/plain]
-    expected: FAIL
-
-  [<iframe>: combined response Content-Type: text/html */*]
-    expected: FAIL
-
-  [<iframe>: combined response Content-Type: text/html;" text/plain]
-    expected: FAIL
-
   [<iframe>: combined response Content-Type: text/html;" \\" text/plain]
     expected: FAIL
 
-  [<iframe>: separate response Content-Type: text/plain */*;charset=gbk]
+  [<iframe>: combined response Content-Type: */* text/html]
+    expected: FAIL
+
+  [<iframe>: combined response Content-Type: text/html;charset=gbk text/plain text/html]
+    expected: FAIL
+
+  [<iframe>: separate response Content-Type: text/html;" text/plain]
+    expected: FAIL
+
+  [<iframe>: separate response Content-Type: text/html */*;charset=gbk]
+    expected: FAIL
+
+  [<iframe>: separate response Content-Type: text/html */*]
+    expected: FAIL
+
+  [<iframe>: combined response Content-Type: text/html */*;charset=gbk]
+    expected: FAIL
+
+  [<iframe>: separate response Content-Type: text/html;" \\" text/plain]
     expected: FAIL
 
diff --git a/tests/wpt/metadata/fetch/content-type/script.window.js.ini b/tests/wpt/metadata/fetch/content-type/script.window.js.ini
index 5c001592859..a47463bc273 100644
--- a/tests/wpt/metadata/fetch/content-type/script.window.js.ini
+++ b/tests/wpt/metadata/fetch/content-type/script.window.js.ini
@@ -53,9 +53,9 @@
   [combined text/javascript ]
     expected: FAIL
 
-  [separate text/javascript x/x]
-    expected: FAIL
-
   [separate text/javascript;charset=windows-1252 error text/javascript]
     expected: FAIL
 
+  [separate text/javascript;charset=windows-1252  text/javascript]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata/fetch/cross-origin-resource-policy/image-loads.html.ini b/tests/wpt/metadata/fetch/cross-origin-resource-policy/image-loads.html.ini
new file mode 100644
index 00000000000..7d26a22aeb9
--- /dev/null
+++ b/tests/wpt/metadata/fetch/cross-origin-resource-policy/image-loads.html.ini
@@ -0,0 +1,2 @@
+[image-loads.html]
+  expected: TIMEOUT
diff --git a/tests/wpt/metadata/fetch/nosniff/parsing-nosniff.window.js.ini b/tests/wpt/metadata/fetch/nosniff/parsing-nosniff.window.js.ini
index 369bf4d4fa4..aa6eb8f6085 100644
--- a/tests/wpt/metadata/fetch/nosniff/parsing-nosniff.window.js.ini
+++ b/tests/wpt/metadata/fetch/nosniff/parsing-nosniff.window.js.ini
@@ -11,6 +11,6 @@
   [X-Content-Type-Options%3A%20nosniff%2C%2C%40%23%24%23%25%25%26%5E%26%5E*()()11!]
     expected: FAIL
 
-  [Content-Type-Options%3A%20nosniff]
+  [X-Content-Type-Options%3A%20'NosniFF']
     expected: FAIL
 
diff --git a/tests/wpt/metadata/html/browsers/browsing-the-web/navigating-across-documents/008.html.ini b/tests/wpt/metadata/html/browsers/browsing-the-web/navigating-across-documents/008.html.ini
deleted file mode 100644
index 39546f46e3c..00000000000
--- a/tests/wpt/metadata/html/browsers/browsing-the-web/navigating-across-documents/008.html.ini
+++ /dev/null
@@ -1,4 +0,0 @@
-[008.html]
-  [Link with onclick form submit to javascript url and href navigation ]
-    expected: FAIL
-
diff --git a/tests/wpt/metadata/html/browsers/history/the-history-interface/traverse_the_history_1.html.ini b/tests/wpt/metadata/html/browsers/history/the-history-interface/traverse_the_history_1.html.ini
new file mode 100644
index 00000000000..87b07c3e670
--- /dev/null
+++ b/tests/wpt/metadata/html/browsers/history/the-history-interface/traverse_the_history_1.html.ini
@@ -0,0 +1,4 @@
+[traverse_the_history_1.html]
+  [Multiple history traversals from the same task]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata/html/browsers/history/the-history-interface/traverse_the_history_4.html.ini b/tests/wpt/metadata/html/browsers/history/the-history-interface/traverse_the_history_4.html.ini
new file mode 100644
index 00000000000..385376c7321
--- /dev/null
+++ b/tests/wpt/metadata/html/browsers/history/the-history-interface/traverse_the_history_4.html.ini
@@ -0,0 +1,4 @@
+[traverse_the_history_4.html]
+  [Multiple history traversals, last would be aborted]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata/html/browsers/history/the-history-interface/traverse_the_history_5.html.ini b/tests/wpt/metadata/html/browsers/history/the-history-interface/traverse_the_history_5.html.ini
new file mode 100644
index 00000000000..dc2e45516de
--- /dev/null
+++ b/tests/wpt/metadata/html/browsers/history/the-history-interface/traverse_the_history_5.html.ini
@@ -0,0 +1,4 @@
+[traverse_the_history_5.html]
+  [Multiple history traversals, last would be aborted]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata/html/browsers/origin/cross-origin-objects/cross-origin-objects-on-new-window.html.ini b/tests/wpt/metadata/html/browsers/origin/cross-origin-objects/cross-origin-objects-on-new-window.html.ini
deleted file mode 100644
index 735a9a75a2a..00000000000
--- a/tests/wpt/metadata/html/browsers/origin/cross-origin-objects/cross-origin-objects-on-new-window.html.ini
+++ /dev/null
@@ -1,2 +0,0 @@
-[cross-origin-objects-on-new-window.html]
-  expected: TIMEOUT
diff --git a/tests/wpt/metadata/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_popups_nonescaping-2.html.ini b/tests/wpt/metadata/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_popups_nonescaping-2.html.ini
index 45d8be1c898..d43f38b40cd 100644
--- a/tests/wpt/metadata/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_popups_nonescaping-2.html.ini
+++ b/tests/wpt/metadata/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_popups_nonescaping-2.html.ini
@@ -1,6 +1,6 @@
 [iframe_sandbox_popups_nonescaping-2.html]
   type: testharness
-  expected: CRASH
+  expected: TIMEOUT
   [Check that popups from a sandboxed iframe do not escape the sandbox]
     expected: NOTRUN
 
diff --git a/tests/wpt/metadata/html/semantics/forms/form-submission-0/form-double-submit-2.html.ini b/tests/wpt/metadata/html/semantics/forms/form-submission-0/form-double-submit-2.html.ini
deleted file mode 100644
index 633a99517d3..00000000000
--- a/tests/wpt/metadata/html/semantics/forms/form-submission-0/form-double-submit-2.html.ini
+++ /dev/null
@@ -1,4 +0,0 @@
-[form-double-submit-2.html]
-  [preventDefault should allow onclick submit() to succeed]
-    expected: FAIL
-
diff --git a/tests/wpt/metadata/html/semantics/links/links-created-by-a-and-area-elements/htmlanchorelement_noopener.html.ini b/tests/wpt/metadata/html/semantics/links/links-created-by-a-and-area-elements/htmlanchorelement_noopener.html.ini
index d6bb751ddc2..a057142bbc5 100644
--- a/tests/wpt/metadata/html/semantics/links/links-created-by-a-and-area-elements/htmlanchorelement_noopener.html.ini
+++ b/tests/wpt/metadata/html/semantics/links/links-created-by-a-and-area-elements/htmlanchorelement_noopener.html.ini
@@ -12,3 +12,6 @@
   [Check that rel=noopener with target=_parent does a normal load]
     expected: FAIL
 
+  [Check that rel=noopener with target=_self does a normal load]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata/html/webappapis/dynamic-markup-insertion/document-write/iframe_005.html.ini b/tests/wpt/metadata/html/webappapis/dynamic-markup-insertion/document-write/iframe_005.html.ini
deleted file mode 100644
index 6cf9d13975c..00000000000
--- a/tests/wpt/metadata/html/webappapis/dynamic-markup-insertion/document-write/iframe_005.html.ini
+++ /dev/null
@@ -1,4 +0,0 @@
-[iframe_005.html]
-  [document.write external script into iframe write back into parent]
-    expected: FAIL
-
diff --git a/tests/wpt/metadata/html/webappapis/dynamic-markup-insertion/document-write/module-delayed.html.ini b/tests/wpt/metadata/html/webappapis/dynamic-markup-insertion/document-write/module-delayed.html.ini
deleted file mode 100644
index 59a54fe88e4..00000000000
--- a/tests/wpt/metadata/html/webappapis/dynamic-markup-insertion/document-write/module-delayed.html.ini
+++ /dev/null
@@ -1,4 +0,0 @@
-[module-delayed.html]
-  [async document.write in a module]
-    expected: FAIL
-
diff --git a/tests/wpt/metadata/html/webappapis/dynamic-markup-insertion/document-write/module-static-import-delayed.html.ini b/tests/wpt/metadata/html/webappapis/dynamic-markup-insertion/document-write/module-static-import-delayed.html.ini
new file mode 100644
index 00000000000..fca4d908c89
--- /dev/null
+++ b/tests/wpt/metadata/html/webappapis/dynamic-markup-insertion/document-write/module-static-import-delayed.html.ini
@@ -0,0 +1,4 @@
+[module-static-import-delayed.html]
+  [document.write in an imported module]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata/html/webappapis/scripting/events/compile-event-handler-settings-objects.html.ini b/tests/wpt/metadata/html/webappapis/scripting/events/compile-event-handler-settings-objects.html.ini
index 0cef5158fae..01f7b72cbe7 100644
--- a/tests/wpt/metadata/html/webappapis/scripting/events/compile-event-handler-settings-objects.html.ini
+++ b/tests/wpt/metadata/html/webappapis/scripting/events/compile-event-handler-settings-objects.html.ini
@@ -4,3 +4,6 @@
   [The incumbent settings object while executing the compiled callback via Web IDL's invoke must be that of the node document]
     expected: TIMEOUT
 
+  [The entry settings object while executing the compiled callback via Web IDL's invoke must be that of the node document]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata/html/webappapis/scripting/processing-model-2/integration-with-the-javascript-job-queue/promise-job-entry.html.ini b/tests/wpt/metadata/html/webappapis/scripting/processing-model-2/integration-with-the-javascript-job-queue/promise-job-entry.html.ini
index 5ddb9bfeff6..a1effd5f801 100644
--- a/tests/wpt/metadata/html/webappapis/scripting/processing-model-2/integration-with-the-javascript-job-queue/promise-job-entry.html.ini
+++ b/tests/wpt/metadata/html/webappapis/scripting/processing-model-2/integration-with-the-javascript-job-queue/promise-job-entry.html.ini
@@ -1,10 +1,9 @@
 [promise-job-entry.html]
-  expected: TIMEOUT
   [Fulfillment handler on fulfilled promise]
     expected: FAIL
 
   [Rejection handler on pending-then-rejected promise]
-    expected: TIMEOUT
+    expected: FAIL
 
   [Sanity check: this all works as expected with no promises involved]
     expected: FAIL
@@ -16,5 +15,5 @@
     expected: FAIL
 
   [Fulfillment handler on pending-then-fulfilled promise]
-    expected: TIMEOUT
+    expected: FAIL
 
diff --git a/tests/wpt/metadata/selection/bidi/modify.tentative.html.ini b/tests/wpt/metadata/selection/bidi/modify.tentative.html.ini
new file mode 100644
index 00000000000..635d6931bfe
--- /dev/null
+++ b/tests/wpt/metadata/selection/bidi/modify.tentative.html.ini
@@ -0,0 +1,2 @@
+[modify.tentative.html]
+  expected: ERROR
diff --git a/tests/wpt/metadata/webaudio/the-audio-api/the-audiocontext-interface/audiocontext-not-fully-active.html.ini b/tests/wpt/metadata/webaudio/the-audio-api/the-audiocontext-interface/audiocontext-not-fully-active.html.ini
index f1281b5ae81..b7e13cf7726 100644
--- a/tests/wpt/metadata/webaudio/the-audio-api/the-audiocontext-interface/audiocontext-not-fully-active.html.ini
+++ b/tests/wpt/metadata/webaudio/the-audio-api/the-audiocontext-interface/audiocontext-not-fully-active.html.ini
@@ -1,5 +1,4 @@
 [audiocontext-not-fully-active.html]
-  expected: TIMEOUT
   [frame in navigated remote-site frame]
     expected: FAIL
 
diff --git a/tests/wpt/web-platform-tests/css/css-contain/content-visibility/content-visibility-026.html b/tests/wpt/web-platform-tests/css/css-contain/content-visibility/content-visibility-026.html
index 1306493f62a..6b3de880fd9 100644
--- a/tests/wpt/web-platform-tests/css/css-contain/content-visibility/content-visibility-026.html
+++ b/tests/wpt/web-platform-tests/css/css-contain/content-visibility/content-visibility-026.html
@@ -69,7 +69,7 @@ async_test((t) => {
       t.step(() => assert_equals(getComputedStyle(offscreen_container).contain, "size layout style paint", "frame 2 offscreen"));
 
       requestAnimationFrame(() => {
-        offscreen_container.scrollIntoView();
+        window.scrollBy(0, 10000);
 
         // Frame 3 checks:
         t.step(() => assert_equals(getComputedStyle(offscreen_container).contain, "size layout style paint", "frame 3"));
diff --git a/tests/wpt/web-platform-tests/css/css-contain/content-visibility/content-visibility-058-ref.html b/tests/wpt/web-platform-tests/css/css-contain/content-visibility/content-visibility-058-ref.html
index 067d064ca72..ee552907fd3 100644
--- a/tests/wpt/web-platform-tests/css/css-contain/content-visibility/content-visibility-058-ref.html
+++ b/tests/wpt/web-platform-tests/css/css-contain/content-visibility/content-visibility-058-ref.html
@@ -35,7 +35,7 @@
 </style>
 
 <div class=spacer></div>
-<div id=container class="container size_contained">
+<div id=container class="container">
   <div class=child></div>
   <div id=target></div>
 </div>
@@ -45,7 +45,6 @@
 
 function runReference() {
   document.getElementById("target").scrollIntoView(true /* alignToTop */);
-  document.getElementById("container").classList.remove("size_contained");
   requestAnimationFrame(takeScreenshot);
 }
 
diff --git a/tests/wpt/web-platform-tests/css/css-contain/content-visibility/content-visibility-075-ref.html b/tests/wpt/web-platform-tests/css/css-contain/content-visibility/content-visibility-075-ref.html
new file mode 100644
index 00000000000..05799e0ba1d
--- /dev/null
+++ b/tests/wpt/web-platform-tests/css/css-contain/content-visibility/content-visibility-075-ref.html
@@ -0,0 +1,37 @@
+<!doctype HTML>
+<html class="reftest-wait">
+<meta charset="utf8">
+<title>CSS Content Visibility: auto + scrollIntoView/fragment nav when size estimate is off (reference)</title>
+<link rel="author" title="Vladimir Levin" href="mailto:vmpstr@chromium.org">
+<link rel="help" href="https://drafts.csswg.org/css-contain/#content-visibility">
+
+<script src="/common/reftest-wait.js"></script>
+
+<style>
+.small_child {
+  height: 500px;
+}
+.large_child {
+  height: 5000px;
+  position: relative;
+}
+#target {
+  position: absolute;
+  bottom: 0;
+}
+</style>
+
+<div class=auto><div class=small_child></div></div>
+<div class=auto><div class=small_child></div></div>
+<div class=auto><div class=large_child><div id=target>target</div></div></div>
+<div class=auto><div class=large_child></div></div>
+<div class=auto><div class=small_child></div></div>
+
+<script>
+function runReference() {
+  target.scrollIntoView();
+  takeScreenshot();
+}
+
+window.onload = () => requestAnimationFrame(() => requestAnimationFrame(runReference));
+</script>
diff --git a/tests/wpt/web-platform-tests/css/css-contain/content-visibility/content-visibility-075.html b/tests/wpt/web-platform-tests/css/css-contain/content-visibility/content-visibility-075.html
new file mode 100644
index 00000000000..cecbf9bf9c5
--- /dev/null
+++ b/tests/wpt/web-platform-tests/css/css-contain/content-visibility/content-visibility-075.html
@@ -0,0 +1,41 @@
+<!doctype HTML>
+<html class="reftest-wait">
+<meta charset="utf8">
+<title>CSS Content Visibility: auto + scrollIntoView when size estimate is off</title>
+<link rel="author" title="Vladimir Levin" href="mailto:vmpstr@chromium.org">
+<link rel="help" href="https://drafts.csswg.org/css-contain/#content-visibility">
+<link rel="match" href="content-visibility-075-ref.html">
+<meta name="assert" content="With content-visibility: auto, scrollIntoView targets the right element">
+
+<script src="/common/reftest-wait.js"></script>
+
+<style>
+.auto {
+  content-visibility: auto;
+  contain-intrinsic-size: 1px 500px;
+}
+.child {
+  height: 5000px;
+  position: relative;
+}
+#target {
+  position: absolute;
+  bottom: 0;
+}
+</style>
+
+<div class=auto><div class=child></div></div>
+<div class=auto><div class=child></div></div>
+<div class=auto><div class=child><div id=target>target</div></div></div>
+<div class=auto><div class=child></div></div>
+<div class=auto><div class=child></div></div>
+
+<script>
+function runTest() {
+  target.scrollIntoView();
+  // Double rAF to ensure that rendering has "settled".
+  requestAnimationFrame(() => requestAnimationFrame(takeScreenshot));
+}
+
+window.onload = () => requestAnimationFrame(() => requestAnimationFrame(runTest));
+</script>
diff --git a/tests/wpt/web-platform-tests/css/css-contain/content-visibility/content-visibility-076-ref.html b/tests/wpt/web-platform-tests/css/css-contain/content-visibility/content-visibility-076-ref.html
new file mode 100644
index 00000000000..6ea5fcf5aef
--- /dev/null
+++ b/tests/wpt/web-platform-tests/css/css-contain/content-visibility/content-visibility-076-ref.html
@@ -0,0 +1,37 @@
+<!doctype HTML>
+<html class="reftest-wait">
+<meta charset="utf8">
+<title>CSS Content Visibility: auto + scorllIntoView when size estimate is off (reference)</title>
+<link rel="author" title="Vladimir Levin" href="mailto:vmpstr@chromium.org">
+<link rel="help" href="https://drafts.csswg.org/css-contain/#content-visibility">
+
+<script src="/common/reftest-wait.js"></script>
+
+<style>
+.small_child {
+  height: 500px;
+}
+.large_child {
+  height: 5000px;
+  position: relative;
+}
+#target {
+  position: absolute;
+  bottom: 0;
+}
+</style>
+
+<div class=auto><div class=small_child></div></div>
+<div class=auto><div class=small_child></div></div>
+<div class=auto><div class=large_child><div id=target>target</div></div></div>
+<div class=auto><div class=large_child></div></div>
+<div class=auto><div class=small_child></div></div>
+
+<script>
+function runReference() {
+  target.scrollIntoView();
+  takeScreenshot();
+}
+
+window.onload = () => requestAnimationFrame(() => requestAnimationFrame(runReference));
+</script>
diff --git a/tests/wpt/web-platform-tests/css/css-contain/content-visibility/content-visibility-076.html b/tests/wpt/web-platform-tests/css/css-contain/content-visibility/content-visibility-076.html
new file mode 100644
index 00000000000..8ba2bbe82e6
--- /dev/null
+++ b/tests/wpt/web-platform-tests/css/css-contain/content-visibility/content-visibility-076.html
@@ -0,0 +1,41 @@
+<!doctype HTML>
+<html class="reftest-wait">
+<meta charset="utf8">
+<title>CSS Content Visibility: auto + fragment nav when size estimate is off</title>
+<link rel="author" title="Vladimir Levin" href="mailto:vmpstr@chromium.org">
+<link rel="help" href="https://drafts.csswg.org/css-contain/#content-visibility">
+<link rel="match" href="content-visibility-075-ref.html">
+<meta name="assert" content="With content-visibility: auto, scrollIntoView targets the right element">
+
+<script src="/common/reftest-wait.js"></script>
+
+<style>
+.auto {
+  content-visibility: auto;
+  contain-intrinsic-size: 1px 500px;
+}
+.child {
+  height: 5000px;
+  position: relative;
+}
+#target {
+  position: absolute;
+  bottom: 0;
+}
+</style>
+
+<div class=auto><div class=child></div></div>
+<div class=auto><div class=child></div></div>
+<div class=auto><div class=child><div id=target>target</div></div></div>
+<div class=auto><div class=child></div></div>
+<div class=auto><div class=child></div></div>
+
+<script>
+function runTest() {
+  window.location.href += "#target";
+  // Double rAF to ensure that rendering has "settled".
+  requestAnimationFrame(() => requestAnimationFrame(takeScreenshot));
+}
+
+window.onload = () => requestAnimationFrame(() => requestAnimationFrame(runTest));
+</script>
diff --git a/tests/wpt/web-platform-tests/css/css-pseudo/active-selection-024.html b/tests/wpt/web-platform-tests/css/css-pseudo/active-selection-025.html
similarity index 55%
rename from tests/wpt/web-platform-tests/css/css-pseudo/active-selection-024.html
rename to tests/wpt/web-platform-tests/css/css-pseudo/active-selection-025.html
index 5668df550bb..f5f71803c4e 100644
--- a/tests/wpt/web-platform-tests/css/css-pseudo/active-selection-024.html
+++ b/tests/wpt/web-platform-tests/css/css-pseudo/active-selection-025.html
@@ -6,27 +6,38 @@
 
   <link rel="author" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/">
   <link rel="help" href="https://www.w3.org/TR/css-pseudo-4/#highlight-selectors">
-  <link rel="match" href="reference/active-selection-024-ref.html">
+  <link rel="match" href="reference/active-selection-025-ref.html">
 
   <meta content="" name="flags">
-  <meta name="assert" content="In this test, the ::selection pseudo-element must paint over the ::first-letter pseudo-element since the first letter is being selected.">
+  <meta name="assert" content="In this test, the div::selection selector has no 'color' declaration. The div::selection selector should use the 'color' declaration from the div rule and, for the first letter only, it should use the 'color' declaration from the ::first-letter pseudo-element. Therefore the first letter 'S' should be purple and the rest of the words should be green.">
+
+  <!--
+
+  More info:
+  [css-pseudo-4] Original color of highlight pseudo inside
+  ::first-letter/::first-line
+  https://github.com/w3c/csswg-drafts/issues/4625
+
+  RESOLVED: Whatever highlight being applied uses colors from before
+  even if came from pseudo element like ::first-letter/::first-line
+
+  -->
 
   <style>
   div
     {
-      color: black;
+      color: green;
       font-size: 300%;
     }
 
   div::first-letter
     {
-      color: red;
+      color: purple;
     }
 
   div::selection
     {
       background-color: yellow;
-      color: green;
     }
   </style>
 
@@ -44,6 +55,6 @@
 
   <body onload="startTest();">
 
-  <p>Test passes if background color of "Selected Text" is yellow and if each glyph of "Selected Text" is green.
+  <p>Test passes if background color of "Selected Text" is yellow, if the "S" glyph is purple and if the other glyphs are green.
 
   <div id="test">Selected Text</div>
diff --git a/tests/wpt/web-platform-tests/css/css-pseudo/active-selection-027.html b/tests/wpt/web-platform-tests/css/css-pseudo/active-selection-027.html
new file mode 100644
index 00000000000..88b26e9f434
--- /dev/null
+++ b/tests/wpt/web-platform-tests/css/css-pseudo/active-selection-027.html
@@ -0,0 +1,60 @@
+<!DOCTYPE html>
+
+  <meta charset="UTF-8">
+
+  <title>CSS Pseudo-Elements Test: active selection and first-line pseudo-element</title>
+
+  <link rel="author" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/">
+  <link rel="help" href="https://www.w3.org/TR/css-pseudo-4/#highlight-selectors">
+  <link rel="match" href="reference/active-selection-027-ref.html">
+
+  <meta content="" name="flags">
+  <meta name="assert" content="In this test, the div::selection selector has no 'color' declaration. The div::selection selector should use the 'color' declaration from the div rule and, for the first line only, it should use the 'color' declaration from the ::first-line pseudo-element. Therefore the '1st selected text' should be purple and the '2nd selected text' should be green.">
+
+  <!--
+
+  More info:
+  [css-pseudo-4] Original color of highlight pseudo inside
+  ::first-letter/::first-line
+  https://github.com/w3c/csswg-drafts/issues/4625
+
+  RESOLVED: Whatever highlight being applied uses colors from before
+  even if came from pseudo element like ::first-letter/::first-line
+
+  -->
+
+  <style>
+  div
+    {
+      color: green;
+      font-size: 300%;
+    }
+
+  div::first-line
+    {
+      color: purple;
+    }
+
+  div::selection
+    {
+      background-color: yellow;
+    }
+  </style>
+
+  <script>
+  function startTest()
+  {
+  var targetRange = document.createRange();
+  /* We first create an empty range */
+  targetRange.selectNodeContents(document.getElementById("test"));
+  /* Then we set the range boundaries to the children of div#test */
+  window.getSelection().addRange(targetRange);
+  /* Finally, we now select such range of content */
+  }
+  </script>
+
+  <body onload="startTest();">
+
+  <p>Test passes if both "selected text" have a yellow background, if the glyphs of "1st selected text" are purple and if the glyphs of "2nd selected text" are green.
+
+  <div id="test">1st selected text<br>2nd selected text</div>
diff --git a/tests/wpt/web-platform-tests/css/css-pseudo/reference/active-selection-024-ref.html b/tests/wpt/web-platform-tests/css/css-pseudo/reference/active-selection-025-ref.html
similarity index 73%
rename from tests/wpt/web-platform-tests/css/css-pseudo/reference/active-selection-024-ref.html
rename to tests/wpt/web-platform-tests/css/css-pseudo/reference/active-selection-025-ref.html
index e6dda1c1371..b09a570059c 100644
--- a/tests/wpt/web-platform-tests/css/css-pseudo/reference/active-selection-024-ref.html
+++ b/tests/wpt/web-platform-tests/css/css-pseudo/reference/active-selection-025-ref.html
@@ -14,8 +14,13 @@
       display: inline;
       font-size: 300%;
     }
+
+  span
+    {
+      color: purple;
+    }
   </style>
 
-  <p>Test passes if background color of "Selected Text" is yellow and if each glyph of "Selected Text" is green.
+  <p>Test passes if background color of "Selected Text" is yellow, if the "S" glyph is purple and if the other glyphs are green.
 
-  <div>Selected Text</div>
+  <div><span>S</span>elected Text</div>
diff --git a/tests/wpt/web-platform-tests/css/css-pseudo/reference/active-selection-027-ref.html b/tests/wpt/web-platform-tests/css/css-pseudo/reference/active-selection-027-ref.html
new file mode 100644
index 00000000000..cf5a35bed6f
--- /dev/null
+++ b/tests/wpt/web-platform-tests/css/css-pseudo/reference/active-selection-027-ref.html
@@ -0,0 +1,35 @@
+<!DOCTYPE html>
+
+  <meta charset="UTF-8">
+
+  <title>CSS Reftest Reference</title>
+
+  <link rel="author" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/">
+
+  <style>
+  div
+    {
+      font-size: 300%;
+    }
+
+  span
+    {
+      background-color: yellow;
+    }
+
+  span#first
+    {
+      color: purple;
+    }
+
+  span#second
+    {
+      color: green;
+    }
+  </style>
+
+  <p>Test passes if both "selected text" have a yellow background, if the glyphs of "1st selected text" are purple and if the glyphs of "2nd selected text" are green.
+
+  <div><span id="first">1st selected text</span></div>
+
+  <div><span id="second">2nd selected text</span></div>
diff --git a/tests/wpt/web-platform-tests/css/css-text-decor/invalidation/reference/text-decoration-invalidation-dashed-ref.html b/tests/wpt/web-platform-tests/css/css-text-decor/invalidation/reference/text-decoration-invalidation-dashed-ref.html
new file mode 100644
index 00000000000..64356838638
--- /dev/null
+++ b/tests/wpt/web-platform-tests/css/css-text-decor/invalidation/reference/text-decoration-invalidation-dashed-ref.html
@@ -0,0 +1,54 @@
+<!DOCTYPE html>
+<html>
+<head>
+<title>CSS Text Decoration Test: text-decoration-style: dashed invalidation on style change, reference</title>
+<link rel="help" href="https://drafts.csswg.org/css-text-decor-4/">
+<link rel="author" title="Stephen Chenney" href="mailto:schenney@chromium.org">
+<style>
+    div {
+        display: block;
+        margin-top: 30px;
+        margin-bottom: 30px;
+        will-change: transform;
+    }
+    .underline {
+        text-decoration-line: underline;
+        text-decoration-color: green;
+        text-decoration-style: dashed;
+        text-decoration-thickness: 5px;
+    }
+    .overline {
+        text-decoration-line: overline;
+        text-decoration-color: green;
+        text-decoration-style: dashed;
+        text-decoration-thickness: 5px;
+    }
+    .throughline {
+        text-decoration-line: line-through;
+        text-decoration-color: green;
+        text-decoration-style: dashed;
+        text-decoration-thickness: 5px;
+    }
+</style>
+</head>
+<body>
+<div id="top-underline-div">
+There should be no sign of an underline when the test completes.
+</div>
+<div id="bottom-underline-div" class="underline">
+There should be a 5px green dashed underline when the test completes.
+</div>
+<div id="top-overline-div">
+There should be no sign of an overline when the test completes.
+</div>
+<div id="bottom-overline-div" class="overline">
+There should be a 5px green dashed overline when the test completes.
+</div>
+<div id="top-throughline-div">
+There should be no sign of an through-line when the test completes.
+</div>
+<div id="bottom-throughline-div" class="throughline">
+There should be a 5px green dashed through-line when the test completes.
+</div>
+</body>
+</html>
diff --git a/tests/wpt/web-platform-tests/css/css-text-decor/invalidation/reference/text-decoration-invalidation-double-ref.html b/tests/wpt/web-platform-tests/css/css-text-decor/invalidation/reference/text-decoration-invalidation-double-ref.html
new file mode 100644
index 00000000000..5b0542d9249
--- /dev/null
+++ b/tests/wpt/web-platform-tests/css/css-text-decor/invalidation/reference/text-decoration-invalidation-double-ref.html
@@ -0,0 +1,54 @@
+<!DOCTYPE html>
+<html>
+<head>
+<title>CSS Text Decoration Test: text-decoration-style: double invalidation on style change, reference</title>
+<link rel="help" href="https://drafts.csswg.org/css-text-decor-4/">
+<link rel="author" title="Stephen Chenney" href="mailto:schenney@chromium.org">
+<style>
+    div {
+        display: block;
+        margin-top: 30px;
+        margin-bottom: 30px;
+        will-change: transform;
+    }
+    .underline {
+        text-decoration-line: underline;
+        text-decoration-color: green;
+        text-decoration-style: double;
+        text-decoration-thickness: 5px;
+    }
+    .overline {
+        text-decoration-line: overline;
+        text-decoration-color: green;
+        text-decoration-style: double;
+        text-decoration-thickness: 5px;
+    }
+    .throughline {
+        text-decoration-line: line-through;
+        text-decoration-color: green;
+        text-decoration-style: double;
+        text-decoration-thickness: 5px;
+    }
+</style>
+</head>
+<body>
+<div id="top-underline-div">
+There should be no sign of an underline when the test completes.
+</div>
+<div id="bottom-underline-div" class="underline">
+There should be a 5px green double underline when the test completes.
+</div>
+<div id="top-overline-div">
+There should be no sign of an overline when the test completes.
+</div>
+<div id="bottom-overline-div" class="overline">
+There should be a 5px green double overline when the test completes.
+</div>
+<div id="top-throughline-div">
+There should be no sign of an through-line when the test completes.
+</div>
+<div id="bottom-throughline-div" class="throughline">
+There should be a 5px green double through-line when the test completes.
+</div>
+</body>
+</html>
diff --git a/tests/wpt/web-platform-tests/css/css-text-decor/invalidation/reference/text-decoration-invalidation-solid-ref.html b/tests/wpt/web-platform-tests/css/css-text-decor/invalidation/reference/text-decoration-invalidation-solid-ref.html
new file mode 100644
index 00000000000..65fedfb049b
--- /dev/null
+++ b/tests/wpt/web-platform-tests/css/css-text-decor/invalidation/reference/text-decoration-invalidation-solid-ref.html
@@ -0,0 +1,54 @@
+<!DOCTYPE html>
+<html>
+<head>
+<title>CSS Text Decoration Test: text-decoration-style: solid invalidation on style change, reference</title>
+<link rel="help" href="https://drafts.csswg.org/css-text-decor-4/">
+<link rel="author" title="Stephen Chenney" href="mailto:schenney@chromium.org">
+<style>
+    div {
+        display: block;
+        margin-top: 30px;
+        margin-bottom: 30px;
+        will-change: transform;
+    }
+    .underline {
+        text-decoration-line: underline;
+        text-decoration-color: green;
+        text-decoration-style: solid;
+        text-decoration-thickness: 5px;
+    }
+    .overline {
+        text-decoration-line: overline;
+        text-decoration-color: green;
+        text-decoration-style: solid;
+        text-decoration-thickness: 5px;
+    }
+    .throughline {
+        text-decoration-line: line-through;
+        text-decoration-color: green;
+        text-decoration-style: solid;
+        text-decoration-thickness: 5px;
+    }
+</style>
+</head>
+<body>
+<div id="top-underline-div">
+There should be no sign of an underline when the test completes.
+</div>
+<div id="bottom-underline-div" class="underline">
+There should be a 5px green solid underline when the test completes.
+</div>
+<div id="top-overline-div">
+There should be no sign of an overline when the test completes.
+</div>
+<div id="bottom-overline-div" class="overline">
+There should be a 5px green solid overline when the test completes.
+</div>
+<div id="top-throughline-div">
+There should be no sign of an through-line when the test completes.
+</div>
+<div id="bottom-throughline-div" class="throughline">
+There should be a 5px green solid through-line when the test completes.
+</div>
+</body>
+</html>
diff --git a/tests/wpt/web-platform-tests/css/css-text-decor/invalidation/reference/text-decoration-invalidation-wavy-ref.html b/tests/wpt/web-platform-tests/css/css-text-decor/invalidation/reference/text-decoration-invalidation-wavy-ref.html
new file mode 100644
index 00000000000..eea8254e5aa
--- /dev/null
+++ b/tests/wpt/web-platform-tests/css/css-text-decor/invalidation/reference/text-decoration-invalidation-wavy-ref.html
@@ -0,0 +1,54 @@
+<!DOCTYPE html>
+<html>
+<head>
+<title>CSS Text Decoration Test: text-decoration-style: solid invalidation on style change, reference</title>
+<link rel="help" href="https://drafts.csswg.org/css-text-decor-4/">
+<link rel="author" title="Stephen Chenney" href="mailto:schenney@chromium.org">
+<style>
+    div {
+        display: block;
+        margin-top: 30px;
+        margin-bottom: 30px;
+        will-change: transform;
+    }
+    .underline {
+        text-decoration-line: underline;
+        text-decoration-color: green;
+        text-decoration-style: wavy;
+        text-decoration-thickness: 5px;
+    }
+    .overline {
+        text-decoration-line: overline;
+        text-decoration-color: green;
+        text-decoration-style: wavy;
+        text-decoration-thickness: 5px;
+    }
+    .throughline {
+        text-decoration-line: line-through;
+        text-decoration-color: green;
+        text-decoration-style: wavy;
+        text-decoration-thickness: 5px;
+    }
+</style>
+</head>
+<body>
+<div id="top-underline-div">
+There should be no sign of an underline when the test completes.
+</div>
+<div id="bottom-underline-div" class="underline">
+There should be a 5px green wavy underline when the test completes.
+</div>
+<div id="top-overline-div">
+There should be no sign of an overline when the test completes.
+</div>
+<div id="bottom-overline-div" class="overline">
+There should be a 5px green wavy overline when the test completes.
+</div>
+<div id="top-throughline-div">
+There should be no sign of an through-line when the test completes.
+</div>
+<div id="bottom-throughline-div" class="throughline">
+There should be a 5px green wavy through-line when the test completes.
+</div>
+</body>
+</html>
\ No newline at end of file
diff --git a/tests/wpt/web-platform-tests/css/css-text-decor/invalidation/text-decoration-invalidation-dashed.html b/tests/wpt/web-platform-tests/css/css-text-decor/invalidation/text-decoration-invalidation-dashed.html
new file mode 100644
index 00000000000..b92f3ddcccb
--- /dev/null
+++ b/tests/wpt/web-platform-tests/css/css-text-decor/invalidation/text-decoration-invalidation-dashed.html
@@ -0,0 +1,72 @@
+<!DOCTYPE html>
+<html class="reftest-wait">
+<head>
+<title>CSS Text Decoration Test: text-decoration-style: dashed invalidation on style change</title>
+<link rel="help" href="https://drafts.csswg.org/css-text-decor-4/">
+<meta name="assert" content="text-decoration-style: dashed should be correctly invalidated on style change.">
+<link rel="author" title="Stephen Chenney" href="mailto:schenney@chromium.org">
+<link rel="match" href="reference/text-decoration-invalidation-dashed-ref.html">
+<style>
+    div {
+        display: block;
+        margin-top: 30px;
+        margin-bottom: 30px;
+        will-change: transform;
+    }
+    .underline {
+        text-decoration-line: underline;
+        text-decoration-color: green;
+        text-decoration-style: dashed;
+        text-decoration-thickness: 5px;
+    }
+    .overline {
+        text-decoration-line: overline;
+        text-decoration-color: green;
+        text-decoration-style: dashed;
+        text-decoration-thickness: 5px;
+    }
+    .throughline {
+        text-decoration-line: line-through;
+        text-decoration-color: green;
+        text-decoration-style: dashed;
+        text-decoration-thickness: 5px;
+    }
+</style>
+<script src="/common/reftest-wait.js"></script>
+<script src="/common/rendering-utils.js"></script>
+</head>
+<body>
+<div id="top-underline-div" class="underline">
+There should be no sign of an underline when the test completes.
+</div>
+<div id="bottom-underline-div" >
+There should be a 5px green dashed underline when the test completes.
+</div>
+<div id="top-overline-div" class="overline">
+There should be no sign of an overline when the test completes.
+</div>
+<div id="bottom-overline-div" >
+There should be a 5px green dashed overline when the test completes.
+</div>
+<div id="top-throughline-div" class="throughline">
+There should be no sign of an through-line when the test completes.
+</div>
+<div id="bottom-throughline-div" >
+There should be a 5px green dashed through-line when the test completes.
+</div>
+</body>
+<script>
+async function runTest() {
+  document.getElementById('top-underline-div').classList.remove("underline");
+  document.getElementById('bottom-underline-div').classList.add("underline");
+  document.getElementById('top-overline-div').classList.remove("overline");
+  document.getElementById('bottom-overline-div').classList.add("overline");
+  document.getElementById('top-throughline-div').classList.remove("throughline");
+  document.getElementById('bottom-throughline-div').classList.add("throughline");
+  takeScreenshot();
+}
+onload = () => {
+  waitForAtLeastOneFrame().then(() => { runTest() });
+}
+</script>
+</html>
diff --git a/tests/wpt/web-platform-tests/css/css-text-decor/invalidation/text-decoration-invalidation-double.html b/tests/wpt/web-platform-tests/css/css-text-decor/invalidation/text-decoration-invalidation-double.html
new file mode 100644
index 00000000000..eb7ec1846aa
--- /dev/null
+++ b/tests/wpt/web-platform-tests/css/css-text-decor/invalidation/text-decoration-invalidation-double.html
@@ -0,0 +1,72 @@
+<!DOCTYPE html>
+<html class="reftest-wait">
+<head>
+<title>CSS Text Decoration Test: text-decoration-style: double invalidation on style change</title>
+<link rel="help" href="https://drafts.csswg.org/css-text-decor-4/">
+<meta name="assert" content="text-decoration-style: double should be correctly invalidated on style change.">
+<link rel="author" title="Stephen Chenney" href="mailto:schenney@chromium.org">
+<link rel="match" href="reference/text-decoration-invalidation-double-ref.html">
+<style>
+    div {
+        display: block;
+        margin-top: 30px;
+        margin-bottom: 30px;
+        will-change: transform;
+    }
+    .underline {
+        text-decoration-line: underline;
+        text-decoration-color: green;
+        text-decoration-style: double;
+        text-decoration-thickness: 5px;
+    }
+    .overline {
+        text-decoration-line: overline;
+        text-decoration-color: green;
+        text-decoration-style: double;
+        text-decoration-thickness: 5px;
+    }
+    .throughline {
+        text-decoration-line: line-through;
+        text-decoration-color: green;
+        text-decoration-style: double;
+        text-decoration-thickness: 5px;
+    }
+</style>
+<script src="/common/reftest-wait.js"></script>
+<script src="/common/rendering-utils.js"></script>
+</head>
+<body>
+<div id="top-underline-div" class="underline">
+There should be no sign of an underline when the test completes.
+</div>
+<div id="bottom-underline-div" >
+There should be a 5px green double underline when the test completes.
+</div>
+<div id="top-overline-div" class="overline">
+There should be no sign of an overline when the test completes.
+</div>
+<div id="bottom-overline-div" >
+There should be a 5px green double overline when the test completes.
+</div>
+<div id="top-throughline-div" class="throughline">
+There should be no sign of an through-line when the test completes.
+</div>
+<div id="bottom-throughline-div" >
+There should be a 5px green double through-line when the test completes.
+</div>
+</body>
+<script>
+async function runTest() {
+  document.getElementById('top-underline-div').classList.remove("underline");
+  document.getElementById('bottom-underline-div').classList.add("underline");
+  document.getElementById('top-overline-div').classList.remove("overline");
+  document.getElementById('bottom-overline-div').classList.add("overline");
+  document.getElementById('top-throughline-div').classList.remove("throughline");
+  document.getElementById('bottom-throughline-div').classList.add("throughline");
+  takeScreenshot();
+}
+onload = () => {
+  waitForAtLeastOneFrame().then(() => { runTest() });
+}
+</script>
+</html>
diff --git a/tests/wpt/web-platform-tests/css/css-text-decor/invalidation/text-decoration-invalidation-solid.html b/tests/wpt/web-platform-tests/css/css-text-decor/invalidation/text-decoration-invalidation-solid.html
new file mode 100644
index 00000000000..4956557aeed
--- /dev/null
+++ b/tests/wpt/web-platform-tests/css/css-text-decor/invalidation/text-decoration-invalidation-solid.html
@@ -0,0 +1,72 @@
+<!DOCTYPE html>
+<html class="reftest-wait">
+<head>
+<title>CSS Text Decoration Test: text-decoration-style: solid invalidation on style change</title>
+<link rel="help" href="https://drafts.csswg.org/css-text-decor-4/">
+<meta name="assert" content="text-decoration-style: solid should be correctly invalidated on style change.">
+<link rel="author" title="Stephen Chenney" href="mailto:schenney@chromium.org">
+<link rel="match" href="reference/text-decoration-invalidation-solid-ref.html">
+<style>
+    div {
+        display: block;
+        margin-top: 30px;
+        margin-bottom: 30px;
+        will-change: transform;
+    }
+    .underline {
+        text-decoration-line: underline;
+        text-decoration-color: green;
+        text-decoration-style: solid;
+        text-decoration-thickness: 5px;
+    }
+    .overline {
+        text-decoration-line: overline;
+        text-decoration-color: green;
+        text-decoration-style: solid;
+        text-decoration-thickness: 5px;
+    }
+    .throughline {
+        text-decoration-line: line-through;
+        text-decoration-color: green;
+        text-decoration-style: solid;
+        text-decoration-thickness: 5px;
+    }
+</style>
+<script src="/common/reftest-wait.js"></script>
+<script src="/common/rendering-utils.js"></script>
+</head>
+<body>
+<div id="top-underline-div" class="underline">
+There should be no sign of an underline when the test completes.
+</div>
+<div id="bottom-underline-div" >
+There should be a 5px green solid underline when the test completes.
+</div>
+<div id="top-overline-div" class="overline">
+There should be no sign of an overline when the test completes.
+</div>
+<div id="bottom-overline-div" >
+There should be a 5px green solid overline when the test completes.
+</div>
+<div id="top-throughline-div" class="throughline">
+There should be no sign of an through-line when the test completes.
+</div>
+<div id="bottom-throughline-div" >
+There should be a 5px green solid through-line when the test completes.
+</div>
+</body>
+<script>
+async function runTest() {
+  document.getElementById('top-underline-div').classList.remove("underline");
+  document.getElementById('bottom-underline-div').classList.add("underline");
+  document.getElementById('top-overline-div').classList.remove("overline");
+  document.getElementById('bottom-overline-div').classList.add("overline");
+  document.getElementById('top-throughline-div').classList.remove("throughline");
+  document.getElementById('bottom-throughline-div').classList.add("throughline");
+  takeScreenshot();
+}
+onload = () => {
+  waitForAtLeastOneFrame().then(() => { runTest() });
+}
+</script>
+</html>
diff --git a/tests/wpt/web-platform-tests/css/css-text-decor/invalidation/text-decoration-invalidation-wavy.html b/tests/wpt/web-platform-tests/css/css-text-decor/invalidation/text-decoration-invalidation-wavy.html
new file mode 100644
index 00000000000..cc3af52b93e
--- /dev/null
+++ b/tests/wpt/web-platform-tests/css/css-text-decor/invalidation/text-decoration-invalidation-wavy.html
@@ -0,0 +1,72 @@
+<!DOCTYPE html>
+<html class="reftest-wait">
+<head>
+<title>CSS Text Decoration Test: text-decoration-style: wavy invalidation on style change</title>
+<link rel="help" href="https://drafts.csswg.org/css-text-decor-4/">
+<meta name="assert" content="text-decoration-style: wavy should be correctly invalidated on style change.">
+<link rel="author" title="Stephen Chenney" href="mailto:schenney@chromium.org">
+<link rel="match" href="reference/text-decoration-invalidation-wavy-ref.html">
+<style>
+    div {
+        display: block;
+        margin-top: 30px;
+        margin-bottom: 30px;
+        will-change: transform;
+    }
+    .underline {
+        text-decoration-line: underline;
+        text-decoration-color: green;
+        text-decoration-style: wavy;
+        text-decoration-thickness: 5px;
+    }
+    .overline {
+        text-decoration-line: overline;
+        text-decoration-color: green;
+        text-decoration-style: wavy;
+        text-decoration-thickness: 5px;
+    }
+    .throughline {
+        text-decoration-line: line-through;
+        text-decoration-color: green;
+        text-decoration-style: wavy;
+        text-decoration-thickness: 5px;
+    }
+</style>
+<script src="/common/reftest-wait.js"></script>
+<script src="/common/rendering-utils.js"></script>
+</head>
+<body>
+<div id="top-underline-div" class="underline">
+There should be no sign of an underline when the test completes.
+</div>
+<div id="bottom-underline-div" >
+There should be a 5px green wavy underline when the test completes.
+</div>
+<div id="top-overline-div" class="overline">
+There should be no sign of an overline when the test completes.
+</div>
+<div id="bottom-overline-div" >
+There should be a 5px green wavy overline when the test completes.
+</div>
+<div id="top-throughline-div" class="throughline">
+There should be no sign of an through-line when the test completes.
+</div>
+<div id="bottom-throughline-div" >
+There should be a 5px green wavy through-line when the test completes.
+</div>
+</body>
+<script>
+async function runTest() {
+  document.getElementById('top-underline-div').classList.remove("underline");
+  document.getElementById('bottom-underline-div').classList.add("underline");
+  document.getElementById('top-overline-div').classList.remove("overline");
+  document.getElementById('bottom-overline-div').classList.add("overline");
+  document.getElementById('top-throughline-div').classList.remove("throughline");
+  document.getElementById('bottom-throughline-div').classList.add("throughline");
+  takeScreenshot();
+}
+onload = () => {
+  waitForAtLeastOneFrame().then(() => { runTest() });
+}
+</script>
+</html>
\ No newline at end of file
diff --git a/tests/wpt/web-platform-tests/css/css-text-decor/text-decoration-thickness-vertical-002.html b/tests/wpt/web-platform-tests/css/css-text-decor/text-decoration-thickness-vertical-002.html
index 70421c507b7..67457c4ec86 100644
--- a/tests/wpt/web-platform-tests/css/css-text-decor/text-decoration-thickness-vertical-002.html
+++ b/tests/wpt/web-platform-tests/css/css-text-decor/text-decoration-thickness-vertical-002.html
@@ -28,12 +28,13 @@
          */
         #text{
             color: transparent;
-            writing-mode: sideways-lr;
+            writing-mode: vertical-lr;
             position: relative;
-            right: 1em;
+            right: 1.1em;
             text-decoration: green underline;
             text-decoration-skip-ink: none;
             text-decoration-thickness: 1.2em;
+            text-underline-position: from-font right;
         }
     </style>
 </head>
diff --git a/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-blur.https.html b/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-blur.https.html
new file mode 100644
index 00000000000..e10c8da4009
--- /dev/null
+++ b/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-blur.https.html
@@ -0,0 +1,12 @@
+<title> Check openee.blur() access is checked</title>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src=/common/get-host-info.sub.js></script>
+<script src="/common/utils.js"></script>
+<script src="../resources/dispatcher.js"></script>
+<script src="../resources/test-access-property.js"></script>
+<script>
+
+testAccessProperty("blur", w => w.blur());
+
+</script>
diff --git a/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-close.https.html b/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-close.https.html
new file mode 100644
index 00000000000..a60841b0ce8
--- /dev/null
+++ b/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-close.https.html
@@ -0,0 +1,12 @@
+<title> Check openee.close() access is checked</title>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src=/common/get-host-info.sub.js></script>
+<script src="/common/utils.js"></script>
+<script src="../resources/dispatcher.js"></script>
+<script src="../resources/test-access-property.js"></script>
+<script>
+
+testAccessProperty("close", w => w.close());
+
+</script>
diff --git a/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-closed.https.html b/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-closed.https.html
new file mode 100644
index 00000000000..98a5fe64fde
--- /dev/null
+++ b/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-closed.https.html
@@ -0,0 +1,12 @@
+<title> Check openee.closed access is checked</title>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src=/common/get-host-info.sub.js></script>
+<script src="/common/utils.js"></script>
+<script src="../resources/dispatcher.js"></script>
+<script src="../resources/test-access-property.js"></script>
+<script>
+
+testAccessProperty("closed", w => w.closed);
+
+</script>
diff --git a/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-focus.https.html b/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-focus.https.html
new file mode 100644
index 00000000000..49220dfd69c
--- /dev/null
+++ b/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-focus.https.html
@@ -0,0 +1,12 @@
+<title> Check openee.focus() access is checked</title>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src=/common/get-host-info.sub.js></script>
+<script src="/common/utils.js"></script>
+<script src="../resources/dispatcher.js"></script>
+<script src="../resources/test-access-property.js"></script>
+<script>
+
+testAccessProperty("focus", w => w.focus());
+
+</script>
diff --git a/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-frames.https.html b/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-frames.https.html
new file mode 100644
index 00000000000..3109f6f2ce5
--- /dev/null
+++ b/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-frames.https.html
@@ -0,0 +1,12 @@
+<title> Check openee.frames access is checked</title>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src=/common/get-host-info.sub.js></script>
+<script src="/common/utils.js"></script>
+<script src="../resources/dispatcher.js"></script>
+<script src="../resources/test-access-property.js"></script>
+<script>
+
+testAccessProperty("frames", w => w.frames);
+
+</script>
diff --git a/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-length.https.html b/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-length.https.html
new file mode 100644
index 00000000000..ba3ccf2a766
--- /dev/null
+++ b/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-length.https.html
@@ -0,0 +1,12 @@
+<title> Check openee.length access is checked</title>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src=/common/get-host-info.sub.js></script>
+<script src="/common/utils.js"></script>
+<script src="../resources/dispatcher.js"></script>
+<script src="../resources/test-access-property.js"></script>
+<script>
+
+testAccessProperty("length", w => w.length);
+
+</script>
diff --git a/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-location-get.https.html b/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-location-get.https.html
new file mode 100644
index 00000000000..1aec31479b0
--- /dev/null
+++ b/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-location-get.https.html
@@ -0,0 +1,12 @@
+<title> Check openee.location access is checked</title>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src=/common/get-host-info.sub.js></script>
+<script src="/common/utils.js"></script>
+<script src="../resources/dispatcher.js"></script>
+<script src="../resources/test-access-property.js"></script>
+<script>
+
+testAccessProperty("location", w => w.location);
+
+</script>
diff --git a/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-location-set.https.html b/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-location-set.https.html
new file mode 100644
index 00000000000..6967833d5b4
--- /dev/null
+++ b/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-location-set.https.html
@@ -0,0 +1,12 @@
+<title> Check openee.location access is checked</title>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src=/common/get-host-info.sub.js></script>
+<script src="/common/utils.js"></script>
+<script src="../resources/dispatcher.js"></script>
+<script src="../resources/test-access-property.js"></script>
+<script>
+
+testAccessProperty("location", w => w.location = "#");
+
+</script>
diff --git a/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-opener-get.https.html b/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-opener-get.https.html
new file mode 100644
index 00000000000..0f684e11f7f
--- /dev/null
+++ b/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-opener-get.https.html
@@ -0,0 +1,12 @@
+<title> Check openee.opener access is checked</title>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src=/common/get-host-info.sub.js></script>
+<script src="/common/utils.js"></script>
+<script src="../resources/dispatcher.js"></script>
+<script src="../resources/test-access-property.js"></script>
+<script>
+
+testAccessProperty("opener", w => w.opener);
+
+</script>
diff --git a/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-opener-set.https.html b/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-opener-set.https.html
new file mode 100644
index 00000000000..6226c64327c
--- /dev/null
+++ b/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-opener-set.https.html
@@ -0,0 +1,12 @@
+<title> Check openee.opener access is checked</title>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src=/common/get-host-info.sub.js></script>
+<script src="/common/utils.js"></script>
+<script src="../resources/dispatcher.js"></script>
+<script src="../resources/test-access-property.js"></script>
+<script>
+
+testAccessProperty("opener", w => w.opener = "");
+
+</script>
diff --git a/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-postmessage-1.https.html b/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-postmessage-1.https.html
new file mode 100644
index 00000000000..64022bb1b60
--- /dev/null
+++ b/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-postmessage-1.https.html
@@ -0,0 +1,12 @@
+<title> Check openee.postMessage(arg1, arg2) access is checked</title>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src=/common/get-host-info.sub.js></script>
+<script src="/common/utils.js"></script>
+<script src="../resources/dispatcher.js"></script>
+<script src="../resources/test-access-property.js"></script>
+<script>
+
+testAccessProperty("postMessage", w => w.postMessage("", ""));
+
+</script>
diff --git a/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-postmessage-2.https.html b/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-postmessage-2.https.html
new file mode 100644
index 00000000000..30bd87d9cb8
--- /dev/null
+++ b/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-postmessage-2.https.html
@@ -0,0 +1,12 @@
+<title> Check openee.postMessage(arg1) access is checked</title>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src=/common/get-host-info.sub.js></script>
+<script src="/common/utils.js"></script>
+<script src="../resources/dispatcher.js"></script>
+<script src="../resources/test-access-property.js"></script>
+<script>
+
+testAccessProperty("postMessage", w => w.postMessage(""));
+
+</script>
diff --git a/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-self.https.html b/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-self.https.html
new file mode 100644
index 00000000000..9e528d42a48
--- /dev/null
+++ b/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-self.https.html
@@ -0,0 +1,12 @@
+<title> Check openee.self access is checked</title>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src=/common/get-host-info.sub.js></script>
+<script src="/common/utils.js"></script>
+<script src="../resources/dispatcher.js"></script>
+<script src="../resources/test-access-property.js"></script>
+<script>
+
+testAccessProperty("self", w => w.self);
+
+</script>
diff --git a/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-top.https.html b/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-top.https.html
new file mode 100644
index 00000000000..4a4643e7361
--- /dev/null
+++ b/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-top.https.html
@@ -0,0 +1,12 @@
+<title> Check openee.top access is checked</title>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src=/common/get-host-info.sub.js></script>
+<script src="/common/utils.js"></script>
+<script src="../resources/dispatcher.js"></script>
+<script src="../resources/test-access-property.js"></script>
+<script>
+
+testAccessProperty("top", w => w.top);
+
+</script>
diff --git a/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-window.https.html b/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-window.https.html
new file mode 100644
index 00000000000..04bc277b4da
--- /dev/null
+++ b/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property-window.https.html
@@ -0,0 +1,12 @@
+<title> Check openee.window access is checked</title>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src=/common/get-host-info.sub.js></script>
+<script src="/common/utils.js"></script>
+<script src="../resources/dispatcher.js"></script>
+<script src="../resources/test-access-property.js"></script>
+<script>
+
+testAccessProperty("window", w => w.window);
+
+</script>
diff --git a/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property.https.html b/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property.https.html
deleted file mode 100644
index 73e40314693..00000000000
--- a/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/access-reporting/property.https.html
+++ /dev/null
@@ -1,67 +0,0 @@
-<title> Check the "report > body > property" is properly populated.</title>
-<meta name=timeout content=long>
-<script src=/resources/testharness.js></script>
-<script src=/resources/testharnessreport.js></script>
-<script src=/common/get-host-info.sub.js></script>
-<script src="/common/utils.js"></script>
-<script src="../resources/dispatcher.js"></script>
-<script>
-
-const directory = "/html/cross-origin-opener-policy/reporting";
-const executor_path = directory + "/resources/executor.html?pipe=";
-const coep_header = '|header(Cross-Origin-Embedder-Policy,require-corp)';
-
-let origin = [
-  ["cross-origin" , get_host_info().HTTPS_REMOTE_ORIGIN ] ,
-  ["same-site"  , get_host_info().HTTPS_ORIGIN        ] ,
-];
-
-let property= [
-  ["blur"        , w => w.blur()             ] ,
-  ["close"       , w => w.close()            ] ,
-  ["closed"      , w => w.closed             ] ,
-  ["focus"       , w => w.focus()            ] ,
-  ["frames"      , w => w.frames             ] ,
-  ["length"      , w => w.length             ] ,
-  ["location"    , w => w.location           ] ,
-  ["location"    , w => w.location = "#"     ] ,
-  ["opener"      , w => w.opener             ] ,
-  ["opener"      , w => w.opener = ""        ] ,
-  ["postMessage" , w => w.postMessage("")    ] ,
-  ["postMessage" , w => w.postMessage("", "")] ,
-  ["self"        , w => w.self               ] ,
-  ["top"         , w => w.top                ] ,
-  ["window"      , w => w.window             ] ,
-];
-
-origin.forEach(([origin_name, origin]) => {
-  property.forEach(([property, op]) =>  {
-    promise_test(async t => {
-      const report_token = token();
-      const openee_token = token();
-      const opener_token = token(); // The current test window.
-
-      const reportTo = reportToHeaders(report_token);
-      const openee_url = origin + executor_path + reportTo.header +
-        reportTo.coopReportOnlySameOriginHeader + coep_header +
-        `&uuid=${openee_token}`;
-      const openee = window.open(openee_url);
-      t.add_cleanup(() => send(openee_token, "window.close()"))
-
-      // 1. Make sure the new document to be loaded.
-      send(openee_token, `send("${opener_token}", "Ready");`);
-      let reply = await receive(opener_token);
-      assert_equals(reply, "Ready");
-
-      // 2. Try to access the openee. This shouldn't work because of COOP+COEP.
-      try {op(openee)} catch(e) {}
-
-      // 3. Check a reports is sent to the opener.
-      let report = await receiveReport(report_token, "access-to-coop-page")
-      assert_equals(report.body.property, property);
-
-    }, `${origin_name} > ${op}`);
-  })
-});
-
-</script>
diff --git a/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/resources/test-access-property.js b/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/resources/test-access-property.js
new file mode 100644
index 00000000000..0b804e83620
--- /dev/null
+++ b/tests/wpt/web-platform-tests/html/cross-origin-opener-policy/reporting/resources/test-access-property.js
@@ -0,0 +1,55 @@
+const directory = "/html/cross-origin-opener-policy/reporting";
+const executor_path = directory + "/resources/executor.html?pipe=";
+const coep_header = '|header(Cross-Origin-Embedder-Policy,require-corp)';
+
+const same_origin = get_host_info().HTTPS_ORIGIN;
+const cross_origin = get_host_info().HTTPS_REMOTE_ORIGIN;
+
+const origin = [
+  ["same-origin" , same_origin ],
+  ["cross-origin", cross_origin],
+];
+let escapeComma = url => url.replace(/,/g, '\\,');
+
+let testAccessProperty = (property, op, message) => {
+  origin.forEach(([origin_name, origin]) => {
+    promise_test(async t => {
+      const this_window_token = token();
+
+      // The opener window:
+      const opener_token = token();
+      const opener_url = get_host_info().HTTP_ORIGIN + executor_path +
+        `&uuid=${opener_token}`;
+
+      // The openee window:
+      const openee_token = token();
+      const openee_report_token = token();
+      const openee_report_to = reportToHeaders(openee_report_token);
+      const openee_url = origin + executor_path + openee_report_to.header +
+        openee_report_to.coopReportOnlySameOriginHeader + coep_header +
+        `&uuid=${openee_token}`;
+
+      t.add_cleanup(() => {
+        send(opener_token, "window.close()")
+        send(openee_token, "window.close()")
+      });
+
+      // Open the two windows. Wait for them to be loaded.
+      window.open(opener_url);
+      send(opener_token, `
+        window.openee = window.open('${escapeComma(openee_url)}');
+      `);
+      send(openee_token, `send("${this_window_token}", "Ready");`);
+      assert_equals(await receive(this_window_token), "Ready");
+
+      // 2. Try to access the openee.
+      send(opener_token, `(${op})(openee);`);
+
+      // 3. Check a reports is sent to the opener.
+      let report = await receiveReport(openee_report_token,
+                                       "access-to-coop-page-from-opener");
+      assert_equals(report.body.property, property);
+
+    }, `${origin_name} > ${op}`);
+  })
+};
diff --git a/tests/wpt/web-platform-tests/html/rendering/widgets/input-date-baseline-print.html b/tests/wpt/web-platform-tests/html/rendering/widgets/input-date-baseline-print.html
new file mode 100644
index 00000000000..dda06c69fb5
--- /dev/null
+++ b/tests/wpt/web-platform-tests/html/rendering/widgets/input-date-baseline-print.html
@@ -0,0 +1,25 @@
+<!doctype html>
+<title>date input baseline shouldn't be insane when printing</title>
+<link rel="match" href="input-date-baseline-ref.html">
+<link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1667510">
+<link rel="stylesheet" href="/fonts/ahem.css">
+<style>
+  div {
+    border: 1px solid black;
+    line-height: 0;
+  }
+
+  input {
+    height: 20px;
+    font: 20px/1 Ahem;
+    box-sizing: border-box;
+    padding: 1px; /* Needed to trigger the bug */
+    border: 0;
+    visibility: hidden;
+    -webkit-appearance: none;
+    appearance: none;
+  }
+</style>
+<div>
+  <input type="date">
+</div>
diff --git a/tests/wpt/web-platform-tests/html/rendering/widgets/input-date-baseline-ref.html b/tests/wpt/web-platform-tests/html/rendering/widgets/input-date-baseline-ref.html
new file mode 100644
index 00000000000..dcef656bad0
--- /dev/null
+++ b/tests/wpt/web-platform-tests/html/rendering/widgets/input-date-baseline-ref.html
@@ -0,0 +1,16 @@
+<!doctype html>
+<title>Test reference</title>
+<link rel="stylesheet" href="/fonts/ahem.css">
+<style>
+  div {
+    border: 1px solid black;
+    line-height: 0;
+  }
+  span {
+    font: 20px/1 Ahem;
+    visibility: hidden;
+  }
+</style>
+<div>
+  <span>A</span>
+</div>
diff --git a/tests/wpt/web-platform-tests/html/rendering/widgets/input-date-baseline.html b/tests/wpt/web-platform-tests/html/rendering/widgets/input-date-baseline.html
new file mode 100644
index 00000000000..0d8f46c0642
--- /dev/null
+++ b/tests/wpt/web-platform-tests/html/rendering/widgets/input-date-baseline.html
@@ -0,0 +1,25 @@
+<!doctype html>
+<title>date input baseline shouldn't be insane</title>
+<link rel="match" href="input-date-baseline-ref.html">
+<link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1667510">
+<link rel="stylesheet" href="/fonts/ahem.css">
+<style>
+  div {
+    border: 1px solid black;
+    line-height: 0;
+  }
+
+  input {
+    height: 20px;
+    font: 20px/1 Ahem;
+    box-sizing: border-box;
+    padding: 1px; /* needed to trigger the bug */
+    border: 0;
+    visibility: hidden;
+    -webkit-appearance: none;
+    appearance: none;
+  }
+</style>
+<div>
+  <input type="date">
+</div>
diff --git a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-001.html b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-001.html
index 8a5d2089ff9..927c408ba18 100644
--- a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-001.html
+++ b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-001.html
@@ -12,6 +12,7 @@
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <script src="/mathml/support/feature-detection.js"></script>
+<script src="/mathml/support/feature-detection-operators.js"></script>
 <script src="/mathml/support/operator-dictionary.js"></script>
 <script src="./support/operator-dictionary-tests.js"></script>
 <link rel="stylesheet" href="./support/operator-dictionary-tests.css"/>
@@ -20,7 +21,7 @@
   window.addEventListener("load", () => { document.fonts.ready.then(runTests); });
   async function runTests() {
       let json = await fetchOperatorDictionary();
-      OperatorDictionaryTests.run(json, "largeop", 0);
+      await OperatorDictionaryTests.run(json, "largeop", 0);
       done();
   }
 </script>
diff --git a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-002.html b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-002.html
index 1650f01261f..64070a4f3c6 100644
--- a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-002.html
+++ b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-002.html
@@ -12,6 +12,7 @@
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <script src="/mathml/support/feature-detection.js"></script>
+<script src="/mathml/support/feature-detection-operators.js"></script>
 <script src="/mathml/support/operator-dictionary.js"></script>
 <script src="./support/operator-dictionary-tests.js"></script>
 <link rel="stylesheet" href="./support/operator-dictionary-tests.css"/>
@@ -20,7 +21,7 @@
   window.addEventListener("load", () => { document.fonts.ready.then(runTests); });
   async function runTests() {
       let json = await fetchOperatorDictionary();
-      OperatorDictionaryTests.run(json, "largeop", 1);
+      await OperatorDictionaryTests.run(json, "largeop", 1);
       done();
   }
 </script>
diff --git a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-003.html b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-003.html
index 96847592044..1f08deb5253 100644
--- a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-003.html
+++ b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-003.html
@@ -12,6 +12,7 @@
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <script src="/mathml/support/feature-detection.js"></script>
+<script src="/mathml/support/feature-detection-operators.js"></script>
 <script src="/mathml/support/operator-dictionary.js"></script>
 <script src="./support/operator-dictionary-tests.js"></script>
 <link rel="stylesheet" href="./support/operator-dictionary-tests.css"/>
@@ -20,7 +21,7 @@
   window.addEventListener("load", () => { document.fonts.ready.then(runTests); });
   async function runTests() {
       let json = await fetchOperatorDictionary();
-      OperatorDictionaryTests.run(json, "largeop", 2);
+      await OperatorDictionaryTests.run(json, "largeop", 2);
       done();
   }
 </script>
diff --git a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-004.html b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-004.html
index 08f5916b479..ed345685d4c 100644
--- a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-004.html
+++ b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-004.html
@@ -12,6 +12,7 @@
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <script src="/mathml/support/feature-detection.js"></script>
+<script src="/mathml/support/feature-detection-operators.js"></script>
 <script src="/mathml/support/operator-dictionary.js"></script>
 <script src="./support/operator-dictionary-tests.js"></script>
 <link rel="stylesheet" href="./support/operator-dictionary-tests.css"/>
@@ -20,7 +21,7 @@
   window.addEventListener("load", () => { document.fonts.ready.then(runTests); });
   async function runTests() {
       let json = await fetchOperatorDictionary();
-      OperatorDictionaryTests.run(json, "largeop", 3);
+      await OperatorDictionaryTests.run(json, "largeop", 3);
       done();
   }
 </script>
diff --git a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-005.html b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-005.html
index 9245fbcad9b..39c2d98adf8 100644
--- a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-005.html
+++ b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-005.html
@@ -12,6 +12,7 @@
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <script src="/mathml/support/feature-detection.js"></script>
+<script src="/mathml/support/feature-detection-operators.js"></script>
 <script src="/mathml/support/operator-dictionary.js"></script>
 <script src="./support/operator-dictionary-tests.js"></script>
 <link rel="stylesheet" href="./support/operator-dictionary-tests.css"/>
@@ -20,7 +21,7 @@
   window.addEventListener("load", () => { document.fonts.ready.then(runTests); });
   async function runTests() {
       let json = await fetchOperatorDictionary();
-      OperatorDictionaryTests.run(json, "largeop", 4);
+      await OperatorDictionaryTests.run(json, "largeop", 4);
       done();
   }
 </script>
diff --git a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-006.html b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-006.html
index b9d4b681b66..7e6d2b52afc 100644
--- a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-006.html
+++ b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-largeop-006.html
@@ -12,6 +12,7 @@
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <script src="/mathml/support/feature-detection.js"></script>
+<script src="/mathml/support/feature-detection-operators.js"></script>
 <script src="/mathml/support/operator-dictionary.js"></script>
 <script src="./support/operator-dictionary-tests.js"></script>
 <link rel="stylesheet" href="./support/operator-dictionary-tests.css"/>
@@ -20,7 +21,7 @@
   window.addEventListener("load", () => { document.fonts.ready.then(runTests); });
   async function runTests() {
       let json = await fetchOperatorDictionary();
-      OperatorDictionaryTests.run(json, "largeop", 5);
+      await OperatorDictionaryTests.run(json, "largeop", 5);
       done();
   }
 </script>
diff --git a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-001.html b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-001.html
index 09698a15fc7..78d50ccad6d 100644
--- a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-001.html
+++ b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-001.html
@@ -12,6 +12,7 @@
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <script src="/mathml/support/feature-detection.js"></script>
+<script src="/mathml/support/feature-detection-operators.js"></script>
 <script src="/mathml/support/operator-dictionary.js"></script>
 <script src="./support/operator-dictionary-tests.js"></script>
 <link rel="stylesheet" href="./support/operator-dictionary-tests.css"/>
@@ -20,7 +21,7 @@
   window.addEventListener("load", () => { document.fonts.ready.then(runTests); });
   async function runTests() {
       let json = await fetchOperatorDictionary();
-      OperatorDictionaryTests.run(json, "movablelimits", 0);
+      await OperatorDictionaryTests.run(json, "movablelimits", 0);
       done();
   }
 </script>
diff --git a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-002.html b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-002.html
index f3e9deb5afd..4dfe8518270 100644
--- a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-002.html
+++ b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-002.html
@@ -12,6 +12,7 @@
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <script src="/mathml/support/feature-detection.js"></script>
+<script src="/mathml/support/feature-detection-operators.js"></script>
 <script src="/mathml/support/operator-dictionary.js"></script>
 <script src="./support/operator-dictionary-tests.js"></script>
 <link rel="stylesheet" href="./support/operator-dictionary-tests.css"/>
@@ -20,7 +21,7 @@
   window.addEventListener("load", () => { document.fonts.ready.then(runTests); });
   async function runTests() {
       let json = await fetchOperatorDictionary();
-      OperatorDictionaryTests.run(json, "movablelimits", 1);
+      await OperatorDictionaryTests.run(json, "movablelimits", 1);
       done();
   }
 </script>
diff --git a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-003.html b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-003.html
index f4c5137b5f3..e0bff2173ef 100644
--- a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-003.html
+++ b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-003.html
@@ -12,6 +12,7 @@
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <script src="/mathml/support/feature-detection.js"></script>
+<script src="/mathml/support/feature-detection-operators.js"></script>
 <script src="/mathml/support/operator-dictionary.js"></script>
 <script src="./support/operator-dictionary-tests.js"></script>
 <link rel="stylesheet" href="./support/operator-dictionary-tests.css"/>
@@ -20,7 +21,7 @@
   window.addEventListener("load", () => { document.fonts.ready.then(runTests); });
   async function runTests() {
       let json = await fetchOperatorDictionary();
-      OperatorDictionaryTests.run(json, "movablelimits", 2);
+      await OperatorDictionaryTests.run(json, "movablelimits", 2);
       done();
   }
 </script>
diff --git a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-004.html b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-004.html
index 9432c5dff0f..6b2cec4a553 100644
--- a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-004.html
+++ b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-004.html
@@ -12,6 +12,7 @@
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <script src="/mathml/support/feature-detection.js"></script>
+<script src="/mathml/support/feature-detection-operators.js"></script>
 <script src="/mathml/support/operator-dictionary.js"></script>
 <script src="./support/operator-dictionary-tests.js"></script>
 <link rel="stylesheet" href="./support/operator-dictionary-tests.css"/>
@@ -20,7 +21,7 @@
   window.addEventListener("load", () => { document.fonts.ready.then(runTests); });
   async function runTests() {
       let json = await fetchOperatorDictionary();
-      OperatorDictionaryTests.run(json, "movablelimits", 3);
+      await OperatorDictionaryTests.run(json, "movablelimits", 3);
       done();
   }
 </script>
diff --git a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-005.html b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-005.html
index fbffb440182..7c5d7890b40 100644
--- a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-005.html
+++ b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-005.html
@@ -12,6 +12,7 @@
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <script src="/mathml/support/feature-detection.js"></script>
+<script src="/mathml/support/feature-detection-operators.js"></script>
 <script src="/mathml/support/operator-dictionary.js"></script>
 <script src="./support/operator-dictionary-tests.js"></script>
 <link rel="stylesheet" href="./support/operator-dictionary-tests.css"/>
@@ -20,7 +21,7 @@
   window.addEventListener("load", () => { document.fonts.ready.then(runTests); });
   async function runTests() {
       let json = await fetchOperatorDictionary();
-      OperatorDictionaryTests.run(json, "movablelimits", 4);
+      await OperatorDictionaryTests.run(json, "movablelimits", 4);
       done();
   }
 </script>
diff --git a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-006.html b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-006.html
index a6a6dfa0784..f369844677c 100644
--- a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-006.html
+++ b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-movablelimits-006.html
@@ -12,6 +12,7 @@
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <script src="/mathml/support/feature-detection.js"></script>
+<script src="/mathml/support/feature-detection-operators.js"></script>
 <script src="/mathml/support/operator-dictionary.js"></script>
 <script src="./support/operator-dictionary-tests.js"></script>
 <link rel="stylesheet" href="./support/operator-dictionary-tests.css"/>
@@ -20,7 +21,7 @@
   window.addEventListener("load", () => { document.fonts.ready.then(runTests); });
   async function runTests() {
       let json = await fetchOperatorDictionary();
-      OperatorDictionaryTests.run(json, "movablelimits", 5);
+      await OperatorDictionaryTests.run(json, "movablelimits", 5);
       done();
   }
 </script>
diff --git a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-001.html b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-001.html
index a7781fb3f78..0bb863de036 100644
--- a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-001.html
+++ b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-001.html
@@ -12,6 +12,7 @@
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <script src="/mathml/support/feature-detection.js"></script>
+<script src="/mathml/support/feature-detection-operators.js"></script>
 <script src="/mathml/support/operator-dictionary.js"></script>
 <script src="./support/operator-dictionary-tests.js"></script>
 <link rel="stylesheet" href="./support/operator-dictionary-tests.css"/>
@@ -20,7 +21,7 @@
   window.addEventListener("load", () => { document.fonts.ready.then(runTests); });
   async function runTests() {
       let json = await fetchOperatorDictionary();
-      OperatorDictionaryTests.run(json, "lspace/rspace", 0);
+      await OperatorDictionaryTests.run(json, "lspace/rspace", 0);
       done();
   }
 </script>
diff --git a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-002.html b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-002.html
index 5b524d9095a..3381521341a 100644
--- a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-002.html
+++ b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-002.html
@@ -12,6 +12,7 @@
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <script src="/mathml/support/feature-detection.js"></script>
+<script src="/mathml/support/feature-detection-operators.js"></script>
 <script src="/mathml/support/operator-dictionary.js"></script>
 <script src="./support/operator-dictionary-tests.js"></script>
 <link rel="stylesheet" href="./support/operator-dictionary-tests.css"/>
@@ -20,7 +21,7 @@
   window.addEventListener("load", () => { document.fonts.ready.then(runTests); });
   async function runTests() {
       let json = await fetchOperatorDictionary();
-      OperatorDictionaryTests.run(json, "lspace/rspace", 1);
+      await OperatorDictionaryTests.run(json, "lspace/rspace", 1);
       done();
   }
 </script>
diff --git a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-003.html b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-003.html
index abd8736419b..719367b7002 100644
--- a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-003.html
+++ b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-003.html
@@ -12,6 +12,7 @@
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <script src="/mathml/support/feature-detection.js"></script>
+<script src="/mathml/support/feature-detection-operators.js"></script>
 <script src="/mathml/support/operator-dictionary.js"></script>
 <script src="./support/operator-dictionary-tests.js"></script>
 <link rel="stylesheet" href="./support/operator-dictionary-tests.css"/>
@@ -20,7 +21,7 @@
   window.addEventListener("load", () => { document.fonts.ready.then(runTests); });
   async function runTests() {
       let json = await fetchOperatorDictionary();
-      OperatorDictionaryTests.run(json, "lspace/rspace", 2);
+      await OperatorDictionaryTests.run(json, "lspace/rspace", 2);
       done();
   }
 </script>
diff --git a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-004.html b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-004.html
index 09a1d8c8394..a566f3fe258 100644
--- a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-004.html
+++ b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-004.html
@@ -12,6 +12,7 @@
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <script src="/mathml/support/feature-detection.js"></script>
+<script src="/mathml/support/feature-detection-operators.js"></script>
 <script src="/mathml/support/operator-dictionary.js"></script>
 <script src="./support/operator-dictionary-tests.js"></script>
 <link rel="stylesheet" href="./support/operator-dictionary-tests.css"/>
@@ -20,7 +21,7 @@
   window.addEventListener("load", () => { document.fonts.ready.then(runTests); });
   async function runTests() {
       let json = await fetchOperatorDictionary();
-      OperatorDictionaryTests.run(json, "lspace/rspace", 3);
+      await OperatorDictionaryTests.run(json, "lspace/rspace", 3);
       done();
   }
 </script>
diff --git a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-005.html b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-005.html
index fc56326beb4..f59dcffd7cb 100644
--- a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-005.html
+++ b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-005.html
@@ -12,6 +12,7 @@
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <script src="/mathml/support/feature-detection.js"></script>
+<script src="/mathml/support/feature-detection-operators.js"></script>
 <script src="/mathml/support/operator-dictionary.js"></script>
 <script src="./support/operator-dictionary-tests.js"></script>
 <link rel="stylesheet" href="./support/operator-dictionary-tests.css"/>
@@ -20,7 +21,7 @@
   window.addEventListener("load", () => { document.fonts.ready.then(runTests); });
   async function runTests() {
       let json = await fetchOperatorDictionary();
-      OperatorDictionaryTests.run(json, "lspace/rspace", 4);
+      await OperatorDictionaryTests.run(json, "lspace/rspace", 4);
       done();
   }
 </script>
diff --git a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-006.html b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-006.html
index 2de9d66a0d3..17b8859874a 100644
--- a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-006.html
+++ b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-spacing-006.html
@@ -12,6 +12,7 @@
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <script src="/mathml/support/feature-detection.js"></script>
+<script src="/mathml/support/feature-detection-operators.js"></script>
 <script src="/mathml/support/operator-dictionary.js"></script>
 <script src="./support/operator-dictionary-tests.js"></script>
 <link rel="stylesheet" href="./support/operator-dictionary-tests.css"/>
@@ -20,7 +21,7 @@
   window.addEventListener("load", () => { document.fonts.ready.then(runTests); });
   async function runTests() {
       let json = await fetchOperatorDictionary();
-      OperatorDictionaryTests.run(json, "lspace/rspace", 5);
+      await OperatorDictionaryTests.run(json, "lspace/rspace", 5);
       done();
   }
 </script>
diff --git a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-001.html b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-001.html
index 672a5d3f1b3..33ef2abd15b 100644
--- a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-001.html
+++ b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-001.html
@@ -12,6 +12,7 @@
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <script src="/mathml/support/feature-detection.js"></script>
+<script src="/mathml/support/feature-detection-operators.js"></script>
 <script src="/mathml/support/operator-dictionary.js"></script>
 <script src="./support/operator-dictionary-tests.js"></script>
 <link rel="stylesheet" href="./support/operator-dictionary-tests.css"/>
@@ -20,7 +21,7 @@
   window.addEventListener("load", () => { document.fonts.ready.then(runTests); });
   async function runTests() {
       let json = await fetchOperatorDictionary();
-      OperatorDictionaryTests.run(json, "stretchy", 0);
+      await OperatorDictionaryTests.run(json, "stretchy", 0);
       done();
   }
 </script>
diff --git a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-002.html b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-002.html
index bbf5b3e48a0..875374f9166 100644
--- a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-002.html
+++ b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-002.html
@@ -12,6 +12,7 @@
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <script src="/mathml/support/feature-detection.js"></script>
+<script src="/mathml/support/feature-detection-operators.js"></script>
 <script src="/mathml/support/operator-dictionary.js"></script>
 <script src="./support/operator-dictionary-tests.js"></script>
 <link rel="stylesheet" href="./support/operator-dictionary-tests.css"/>
@@ -20,7 +21,7 @@
   window.addEventListener("load", () => { document.fonts.ready.then(runTests); });
   async function runTests() {
       let json = await fetchOperatorDictionary();
-      OperatorDictionaryTests.run(json, "stretchy", 1);
+      await OperatorDictionaryTests.run(json, "stretchy", 1);
       done();
   }
 </script>
diff --git a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-003.html b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-003.html
index 343ac09df32..ce2708b2f17 100644
--- a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-003.html
+++ b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-003.html
@@ -12,6 +12,7 @@
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <script src="/mathml/support/feature-detection.js"></script>
+<script src="/mathml/support/feature-detection-operators.js"></script>
 <script src="/mathml/support/operator-dictionary.js"></script>
 <script src="./support/operator-dictionary-tests.js"></script>
 <link rel="stylesheet" href="./support/operator-dictionary-tests.css"/>
@@ -20,7 +21,7 @@
   window.addEventListener("load", () => { document.fonts.ready.then(runTests); });
   async function runTests() {
       let json = await fetchOperatorDictionary();
-      OperatorDictionaryTests.run(json, "stretchy", 2);
+      await OperatorDictionaryTests.run(json, "stretchy", 2);
       done();
   }
 </script>
diff --git a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-004.html b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-004.html
index dd25c1121a5..dbc96cae988 100644
--- a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-004.html
+++ b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-004.html
@@ -12,6 +12,7 @@
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <script src="/mathml/support/feature-detection.js"></script>
+<script src="/mathml/support/feature-detection-operators.js"></script>
 <script src="/mathml/support/operator-dictionary.js"></script>
 <script src="./support/operator-dictionary-tests.js"></script>
 <link rel="stylesheet" href="./support/operator-dictionary-tests.css"/>
@@ -20,7 +21,7 @@
   window.addEventListener("load", () => { document.fonts.ready.then(runTests); });
   async function runTests() {
       let json = await fetchOperatorDictionary();
-      OperatorDictionaryTests.run(json, "stretchy", 3);
+      await OperatorDictionaryTests.run(json, "stretchy", 3);
       done();
   }
 </script>
diff --git a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-005.html b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-005.html
index 4d716497436..7d9cb32143e 100644
--- a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-005.html
+++ b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-005.html
@@ -12,6 +12,7 @@
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <script src="/mathml/support/feature-detection.js"></script>
+<script src="/mathml/support/feature-detection-operators.js"></script>
 <script src="/mathml/support/operator-dictionary.js"></script>
 <script src="./support/operator-dictionary-tests.js"></script>
 <link rel="stylesheet" href="./support/operator-dictionary-tests.css"/>
@@ -20,7 +21,7 @@
   window.addEventListener("load", () => { document.fonts.ready.then(runTests); });
   async function runTests() {
       let json = await fetchOperatorDictionary();
-      OperatorDictionaryTests.run(json, "stretchy", 4);
+      await OperatorDictionaryTests.run(json, "stretchy", 4);
       done();
   }
 </script>
diff --git a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-006.html b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-006.html
index 2088168b072..49e26c571c3 100644
--- a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-006.html
+++ b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-stretchy-006.html
@@ -12,6 +12,7 @@
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <script src="/mathml/support/feature-detection.js"></script>
+<script src="/mathml/support/feature-detection-operators.js"></script>
 <script src="/mathml/support/operator-dictionary.js"></script>
 <script src="./support/operator-dictionary-tests.js"></script>
 <link rel="stylesheet" href="./support/operator-dictionary-tests.css"/>
@@ -20,7 +21,7 @@
   window.addEventListener("load", () => { document.fonts.ready.then(runTests); });
   async function runTests() {
       let json = await fetchOperatorDictionary();
-      OperatorDictionaryTests.run(json, "stretchy", 5);
+      await OperatorDictionaryTests.run(json, "stretchy", 5);
       done();
   }
 </script>
diff --git a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-001.html b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-001.html
index 14b72da2833..426f045848b 100644
--- a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-001.html
+++ b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-001.html
@@ -12,6 +12,7 @@
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <script src="/mathml/support/feature-detection.js"></script>
+<script src="/mathml/support/feature-detection-operators.js"></script>
 <script src="/mathml/support/operator-dictionary.js"></script>
 <script src="./support/operator-dictionary-tests.js"></script>
 <link rel="stylesheet" href="./support/operator-dictionary-tests.css"/>
@@ -20,7 +21,7 @@
   window.addEventListener("load", () => { document.fonts.ready.then(runTests); });
   async function runTests() {
       let json = await fetchOperatorDictionary();
-      OperatorDictionaryTests.run(json, "symmetric", 0);
+      await OperatorDictionaryTests.run(json, "symmetric", 0);
       done();
   }
 </script>
diff --git a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-002.html b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-002.html
index 9f18d893d6b..9d28fe2d918 100644
--- a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-002.html
+++ b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-002.html
@@ -12,6 +12,7 @@
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <script src="/mathml/support/feature-detection.js"></script>
+<script src="/mathml/support/feature-detection-operators.js"></script>
 <script src="/mathml/support/operator-dictionary.js"></script>
 <script src="./support/operator-dictionary-tests.js"></script>
 <link rel="stylesheet" href="./support/operator-dictionary-tests.css"/>
@@ -20,7 +21,7 @@
   window.addEventListener("load", () => { document.fonts.ready.then(runTests); });
   async function runTests() {
       let json = await fetchOperatorDictionary();
-      OperatorDictionaryTests.run(json, "symmetric", 1);
+      await OperatorDictionaryTests.run(json, "symmetric", 1);
       done();
   }
 </script>
diff --git a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-003.html b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-003.html
index 73b4b07889e..bec9d0deb2c 100644
--- a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-003.html
+++ b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-003.html
@@ -12,6 +12,7 @@
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <script src="/mathml/support/feature-detection.js"></script>
+<script src="/mathml/support/feature-detection-operators.js"></script>
 <script src="/mathml/support/operator-dictionary.js"></script>
 <script src="./support/operator-dictionary-tests.js"></script>
 <link rel="stylesheet" href="./support/operator-dictionary-tests.css"/>
@@ -20,7 +21,7 @@
   window.addEventListener("load", () => { document.fonts.ready.then(runTests); });
   async function runTests() {
       let json = await fetchOperatorDictionary();
-      OperatorDictionaryTests.run(json, "symmetric", 2);
+      await OperatorDictionaryTests.run(json, "symmetric", 2);
       done();
   }
 </script>
diff --git a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-004.html b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-004.html
index 6bd20562bd7..3d011fce11e 100644
--- a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-004.html
+++ b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-004.html
@@ -12,6 +12,7 @@
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <script src="/mathml/support/feature-detection.js"></script>
+<script src="/mathml/support/feature-detection-operators.js"></script>
 <script src="/mathml/support/operator-dictionary.js"></script>
 <script src="./support/operator-dictionary-tests.js"></script>
 <link rel="stylesheet" href="./support/operator-dictionary-tests.css"/>
@@ -20,7 +21,7 @@
   window.addEventListener("load", () => { document.fonts.ready.then(runTests); });
   async function runTests() {
       let json = await fetchOperatorDictionary();
-      OperatorDictionaryTests.run(json, "symmetric", 3);
+      await OperatorDictionaryTests.run(json, "symmetric", 3);
       done();
   }
 </script>
diff --git a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-005.html b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-005.html
index 13f045fb951..12faf7544ff 100644
--- a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-005.html
+++ b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-005.html
@@ -12,6 +12,7 @@
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <script src="/mathml/support/feature-detection.js"></script>
+<script src="/mathml/support/feature-detection-operators.js"></script>
 <script src="/mathml/support/operator-dictionary.js"></script>
 <script src="./support/operator-dictionary-tests.js"></script>
 <link rel="stylesheet" href="./support/operator-dictionary-tests.css"/>
@@ -20,7 +21,7 @@
   window.addEventListener("load", () => { document.fonts.ready.then(runTests); });
   async function runTests() {
       let json = await fetchOperatorDictionary();
-      OperatorDictionaryTests.run(json, "symmetric", 4);
+      await OperatorDictionaryTests.run(json, "symmetric", 4);
       done();
   }
 </script>
diff --git a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-006.html b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-006.html
index 26267a76ab9..2bf982bdb07 100644
--- a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-006.html
+++ b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/operator-dictionary-symmetric-006.html
@@ -12,6 +12,7 @@
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <script src="/mathml/support/feature-detection.js"></script>
+<script src="/mathml/support/feature-detection-operators.js"></script>
 <script src="/mathml/support/operator-dictionary.js"></script>
 <script src="./support/operator-dictionary-tests.js"></script>
 <link rel="stylesheet" href="./support/operator-dictionary-tests.css"/>
@@ -20,7 +21,7 @@
   window.addEventListener("load", () => { document.fonts.ready.then(runTests); });
   async function runTests() {
       let json = await fetchOperatorDictionary();
-      OperatorDictionaryTests.run(json, "symmetric", 5);
+      await OperatorDictionaryTests.run(json, "symmetric", 5);
       done();
   }
 </script>
diff --git a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/support/operator-dictionary-tests.js b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/support/operator-dictionary-tests.js
index b92a852738f..35efc2ecb94 100644
--- a/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/support/operator-dictionary-tests.js
+++ b/tests/wpt/web-platform-tests/mathml/presentation-markup/operators/support/operator-dictionary-tests.js
@@ -4,7 +4,6 @@ var OperatorDictionaryTests = {
         let entry = json.dictionary[key];
         let epsilon = 1;
 
-        assert_true(MathMLFeatureDetection.has_operator_spacing());
         document.body.insertAdjacentHTML("beforeend", `<div>\
 lspace/rspace for "${parsedKey.characters}" (${parsedKey.form}): \
 <math>\
@@ -43,7 +42,6 @@ lspace/rspace for "${parsedKey.characters}" (${parsedKey.form}): \
         let entry = json.dictionary[key];
         let epsilon = 1;
 
-        assert_true(MathMLFeatureDetection.has_movablelimits());
         var defaultValue = defaultPropertyValue(entry, "movablelimits");
         document.body.insertAdjacentHTML("beforeend", `<div>\
 movablelimits for "${parsedKey.characters}" (${parsedKey.form}): \
@@ -74,8 +72,6 @@ movablelimits for "${parsedKey.characters}" (${parsedKey.form}): \
         let entry = json.dictionary[key];
         let epsilon = 1;
 
-        // FIXME: Should really detect largeop support...
-        assert_true(MathMLFeatureDetection.has_mspace());
         var defaultValue = defaultPropertyValue(entry, "largeop");
         document.body.insertAdjacentHTML("beforeend", `<div>\
 largeop for "${parsedKey.characters}" (${parsedKey.form}): \
@@ -101,8 +97,8 @@ largeop for "${parsedKey.characters}" (${parsedKey.form}): \
         let epsilon = 1;
 
         if (entry.horizontal) {
-            // FIXME: Should really detect stretchy support...
-            assert_true(MathMLFeatureDetection.has_munder());
+            // FIXME: Should really do a MathMLFeatureDetection to verify
+            // support for *horizontal* stretching.
             var defaultValue = defaultPropertyValue(entry, "stretchy");
             document.body.insertAdjacentHTML("beforeend", `<div>\
 stretchy for "${parsedKey.characters}" (${parsedKey.form}): \
@@ -127,8 +123,6 @@ stretchy for "${parsedKey.characters}" (${parsedKey.form}): \
             assert_approx_equals(mo.width, moRef.width, epsilon, `Stretchy property for ${key} should be '${defaultValue}'`);
             div.style.display = "none";
         } else {
-            // FIXME: Should really detect stretchy support...
-            assert_true(MathMLFeatureDetection.has_mspace());
             var defaultValue = defaultPropertyValue(entry, "stretchy");
             document.body.insertAdjacentHTML("beforeend", `<div>\
 stretchy for "${parsedKey.characters}" (${parsedKey.form}): \
@@ -160,8 +154,6 @@ stretchy for "${parsedKey.characters}" (${parsedKey.form}): \
         let entry = json.dictionary[key];
         let epsilon = 1;
 
-        // FIXME: Should really detect symmetric support...
-        assert_true(MathMLFeatureDetection.has_mspace());
         var defaultValue = defaultPropertyValue(entry, "symmetric");
         document.body.insertAdjacentHTML("beforeend", `<div>\
 symmetric for "${parsedKey.characters}" (${parsedKey.form}): \
@@ -187,7 +179,10 @@ symmetric for "${parsedKey.characters}" (${parsedKey.form}): \
         div.style.display = "none";
     },
 
-    run: function(json, name, fileIndex) {
+    run: async function(json, name, fileIndex) {
+        let has_required_feature_for_testing =
+            await MathMLFeatureDetection[`has_operator_${name}`]();
+
         // The operator dictionary has more than one thousand of entries so the
         // tests are grouped in chunks so that these don't get much more
         // importance than other MathML tests. For easy debugging, one can set the
@@ -213,8 +208,11 @@ symmetric for "${parsedKey.characters}" (${parsedKey.form}): \
                 // Complete current async tests and create new ones for the next chunk.
                 if (test) test.done();
                 test = async_test(`Operator dictionary chunk ${1 + counterInFile / entryPerChunk} - ${name}`);
-            }
 
+                test.step(function() {
+                    assert_true(has_required_feature_for_testing, `${name} is supported`);
+                });
+            }
             test.step(function() {
                 OperatorDictionaryTests[name](json, key);
             });
diff --git a/tests/wpt/web-platform-tests/mathml/support/feature-detection-operators.js b/tests/wpt/web-platform-tests/mathml/support/feature-detection-operators.js
new file mode 100644
index 00000000000..5c6ffef06b9
--- /dev/null
+++ b/tests/wpt/web-platform-tests/mathml/support/feature-detection-operators.js
@@ -0,0 +1,86 @@
+// This is a helper for MathML feature detection.
+// It is indented to be used to prevent false negative test results.
+// This adds operator-specific feature detections.
+
+Object.assign(MathMLFeatureDetection, {
+    "has_operator_lspace/rspace": async function() {
+        return this.has_operator_spacing();
+    },
+
+    "has_operator_movablelimits": async function() {
+        return this.has_movablelimits();
+    },
+
+    "has_operator_largeop": async function() {
+        if (!this.hasOwnProperty("_has_operator_largeop")) {
+            document.body.insertAdjacentHTML("beforeend", "\
+<math style='font: 10px HasOperatorLargeopTestFont;'\
+      displaystyle='true'>\
+  <mo largeop='false' stretchy='false' symmetric='false'>&#x2AFF;</mo>\
+  <mo largeop='true' stretchy='false' symmetric='false'>&#x2AFF;</mo>\
+</math>");
+            let font_face = new FontFace('HasOperatorLargeopTestFont',
+                'url(/fonts/math/largeop-displayoperatorminheight5000.woff)');
+            document.fonts.add(font_face);
+            await document.fonts.ready;
+            var math = document.body.lastElementChild;
+            var mo = math.getElementsByTagName("mo");
+            this._has_operator_largeop =
+                (mo[1].getBoundingClientRect().height >
+                 mo[0].getBoundingClientRect().height);
+            document.body.removeChild(math);
+            document.fonts.delete(font_face);
+        }
+        return this._has_operator_largeop;
+    },
+
+    "has_operator_stretchy": async function() {
+        if (!this.hasOwnProperty("_has_operator_stretchy")) {
+            document.body.insertAdjacentHTML("beforeend", "\
+<math style='font: 10px HasOperatorStretchyTestFont;'>\
+  <mrow>\
+    <mo stretchy='false' largeop='false' symmetric='false'>&#x2AFF;</mo>\
+    <mo stretchy='true' largeop='false' symmetric='false'>&#x2AFF;</mo>\
+    <mspace style='background: black;' width='1px' height='2em'></mspace>\
+  </mrow>\
+</math>");
+            let font_face = new FontFace('HasOperatorLargeopTestFont',
+                'url(/fonts/math/largeop-displayoperatorminheight5000.woff)');
+            document.fonts.add(font_face);
+            await document.fonts.ready;
+            var math = document.body.lastElementChild;
+            var mo = math.getElementsByTagName("mo");
+            this._has_operator_stretchy =
+                (mo[1].getBoundingClientRect().height >
+                 mo[0].getBoundingClientRect().height);
+            document.body.removeChild(math);
+            document.fonts.delete(font_face);
+        }
+        return this._has_operator_stretchy;
+    },
+
+    "has_operator_symmetric": async function() {
+        if (!this.hasOwnProperty("_has_operator_symmetric")) {
+            document.body.insertAdjacentHTML("beforeend", "\
+<math style='font: 10px HasOperatorSymmetricTestFont;'>\
+  <mrow>\
+    <mo stretchy='true' largeop='false' symmetric='false'>&#x2AFF;</mo>\
+    <mo stretchy='true' largeop='false' symmetric='true'>&#x2AFF;</mo>\
+    <mspace style='background: black;' width='1px' height='2em'></mspace>\
+  </mrow>\
+</math>");
+            let font_face = new FontFace('HasOperatorLargeopTestFont',
+                'url(/fonts/math/largeop-displayoperatorminheight5000.woff)');
+            document.fonts.add(font_face);
+            await document.fonts.ready;
+            var math = document.body.lastElementChild;
+            var mo = math.getElementsByTagName("mo");
+            this._has_operator_symmetric =
+                (mo[1].getBoundingClientRect().height >
+                 mo[0].getBoundingClientRect().height);
+            document.body.removeChild(math);
+            document.fonts.delete(font_face);
+        }
+        return this._has_operator_symmetric;
+    },
+});
diff --git a/tests/wpt/web-platform-tests/mediacapture-image/MediaStreamTrack-applyConstraints-reject.html b/tests/wpt/web-platform-tests/mediacapture-image/MediaStreamTrack-applyConstraints-reject.html
index 45599c076f0..02ba251fc9f 100644
--- a/tests/wpt/web-platform-tests/mediacapture-image/MediaStreamTrack-applyConstraints-reject.html
+++ b/tests/wpt/web-platform-tests/mediacapture-image/MediaStreamTrack-applyConstraints-reject.html
@@ -72,6 +72,10 @@ const constraintGenerators = [
   capabilities => ({ saturation: capabilities.saturation.min - 1 }),
   capabilities => ({ sharpness: capabilities.sharpness.max + 1 }),
   capabilities => ({ sharpness: capabilities.sharpness.min - 1 }),
+  capabilities => ({ pan: capabilities.pan.max + 1 }),
+  capabilities => ({ pan: capabilities.pan.min - 1 }),
+  capabilities => ({ tilt: capabilities.tilt.max + 1 }),
+  capabilities => ({ tilt: capabilities.tilt.min - 1 }),
   capabilities => ({ zoom: capabilities.zoom.max + 1 }),
   capabilities => ({ zoom: capabilities.zoom.min - 1 }),
   capabilities => ({ torch: true }),
diff --git a/tests/wpt/web-platform-tests/origin-isolation/1-iframe/parent-no-child-yes-subdomain-with-redirect.sub.https.html b/tests/wpt/web-platform-tests/origin-isolation/1-iframe/parent-no-child-yes-subdomain-with-redirect.sub.https.html
new file mode 100644
index 00000000000..9004500b764
--- /dev/null
+++ b/tests/wpt/web-platform-tests/origin-isolation/1-iframe/parent-no-child-yes-subdomain-with-redirect.sub.https.html
@@ -0,0 +1,27 @@
+<!DOCTYPE html>
+<meta charset="utf-8">
+<title>Parent is not isolated, child is reached via a redirect response with no header, child final response does have the header</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+
+<div id="log"></div>
+
+<script type="module">
+import {
+  insertIframe,
+  testDifferentAgentClusters,
+  testGetter
+} from "../resources/helpers.mjs";
+
+promise_setup(async () => {
+  await insertIframe("{{hosts[][www]}}", "?1", { redirectFirst: true });
+});
+
+// Since they're different-origin, the child's isolation request is respected,
+// so the parent ends up in the site-keyed agent cluster and the child in the
+// origin-keyed one.
+testDifferentAgentClusters([self, 0]);
+
+testGetter(self, false, "parent");
+testGetter(0, true, "child");
+</script>
diff --git a/tests/wpt/web-platform-tests/origin-isolation/resources/helpers.mjs b/tests/wpt/web-platform-tests/origin-isolation/resources/helpers.mjs
index 8bd1c8e9250..43cfffd5f26 100644
--- a/tests/wpt/web-platform-tests/origin-isolation/resources/helpers.mjs
+++ b/tests/wpt/web-platform-tests/origin-isolation/resources/helpers.mjs
@@ -6,11 +6,15 @@
  * @param {string} host - The host used to calculate the iframe's src=""
  * @param {string=} header - The value of the Origin-Isolation header that the
  *   iframe will set. Omit this to set no header.
+ * @param {object=} options - Rarely-used options.
+ * @param {boolean=} options.redirectFirst - Whether to do a 302 redirect first
+ *   before arriving at the isolated page. The redirecting page will not set
+ *   the Origin-Isolation header.
  * @returns {HTMLIFrameElement} The created iframe element
  */
-export async function insertIframe(host, header) {
+export async function insertIframe(host, header, { redirectFirst = false } = {}) {
   const iframe = document.createElement("iframe");
-  const navigatePromise = navigateIframe(iframe, host, header);
+  const navigatePromise = navigateIframe(iframe, host, header, { redirectFirst });
   document.body.append(iframe);
   await navigatePromise;
   await setBothDocumentDomains(iframe.contentWindow);
@@ -24,11 +28,15 @@ export async function insertIframe(host, header) {
  * @param {string} host - The host to calculate the iframe's new src=""
  * @param {string=} header - The value of the Origin-Isolation header that the
  *   newly-navigated-to page will set. Omit this to set no header.
+ * @param {object=} options - Rarely-used options.
+ * @param {boolean=} options.redirectFirst - Whether to do a 302 redirect first
+ *   before arriving at the isolated page. The redirecting page will not set
+ *   the Origin-Isolation header.
  * @returns {Promise} a promise fulfilled when the load event fires, or rejected
  *   if the error event fires
  */
-export function navigateIframe(iframeEl, host, header) {
-  const url = getSendHeaderURL(host, header);
+export function navigateIframe(iframeEl, host, header, { redirectFirst = false } = {}) {
+  const url = getSendHeaderURL(host, header, { redirectFirst });
 
   const waitPromise = waitForIframe(iframeEl, url);
   iframeEl.src = url;
@@ -324,7 +332,7 @@ async function accessOriginIsolated(frameWindow) {
   return waitForMessage(frameWindow);
 }
 
-function getSendHeaderURL(host, header, { sendLoadedMessage = false } = {}) {
+function getSendHeaderURL(host, header, { sendLoadedMessage = false, redirectFirst = false } = {}) {
   const url = new URL("send-origin-isolation-header.py", import.meta.url);
   url.host = host;
   if (header !== undefined) {
@@ -333,6 +341,9 @@ function getSendHeaderURL(host, header, { sendLoadedMessage = false } = {}) {
   if (sendLoadedMessage) {
     url.searchParams.set("send-loaded-message", "");
   }
+  if (redirectFirst) {
+    url.searchParams.set("redirect-first", "");
+  }
 
   return url.href;
 }
diff --git a/tests/wpt/web-platform-tests/origin-isolation/resources/send-origin-isolation-header.py b/tests/wpt/web-platform-tests/origin-isolation/resources/send-origin-isolation-header.py
index 6a677578976..cb37d430114 100644
--- a/tests/wpt/web-platform-tests/origin-isolation/resources/send-origin-isolation-header.py
+++ b/tests/wpt/web-platform-tests/origin-isolation/resources/send-origin-isolation-header.py
@@ -1,10 +1,32 @@
 def main(request, response):
     """Send a response with the Origin-Isolation header given in the "header"
-    query parameter, or no header if that is not provided. In either case, the
-    response will listen for message and messageerror events and echo them back
-    to the parent. See ./helpers.mjs for how these handlers are used.
+    query parameter, or no header if that is not provided. Other query
+    parameters (only their presence/absence matters) are "send-loaded-message"
+    and "redirect-first", which modify the behavior a bit.
+
+    In either case, the response will listen for various messages posted and
+    coordinate with the sender. See ./helpers.mjs for how these handlers are
+    used.
     """
 
+    if b"redirect-first" in request.GET:
+      # Create a new query string, which is the same as the one we're given but
+      # with the redirect-first component stripped out. This allows tests to use
+      # any value (or no value) for the other query params, in combination with
+      # redirect-first.
+      query_string_pieces = []
+      if b"header" in request.GET:
+        query_string_pieces.append(b"header=" + request.GET.first(b"header"))
+      if b"send-loaded-message" in request.GET:
+        query_string_pieces.append(b"send-loaded-message")
+      query_string = "?" + "&".join(query_string_pieces)
+
+      return (
+        302,
+        [(b"Location", b"/origin-isolation/resources/send-origin-isolation-header.py" + query_string)],
+        u""
+      )
+
     if b"header" in request.GET:
       header = request.GET.first(b"header")
       response.headers.set(b"Origin-Isolation", header)
diff --git a/tests/wpt/web-platform-tests/selection/bidi/modify.tentative.html b/tests/wpt/web-platform-tests/selection/bidi/modify.tentative.html
new file mode 100644
index 00000000000..6029cf423a1
--- /dev/null
+++ b/tests/wpt/web-platform-tests/selection/bidi/modify.tentative.html
@@ -0,0 +1,60 @@
+<!DOCTYPE html>
+<meta charset="utf-8">
+<title>Selection#modify bidi tests</title>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+
+<div id="container">
+  <div title="LTR text">Hello World</div>
+  <div title="RTL text">مرحبا عالم</div>
+  <div title="RTL+LTR text">مرحبا عالم Hello World</div>
+  <div title="LTR+RTL text">Hello World مرحبا عالم</div>
+  <div title="LTR+RTL+LTR text">Hello World مرحبا عالم Hello World</div>
+  <div title="RTL+LTR+RTL text">مرحبا عالم Hello World مرحبا عالم</div>
+</div>
+
+<script>
+/**
+ * @param {"ltr" | "rtl"} bidi
+ * @param {"left" | "right"} direction
+ * @param {number} length
+ */
+function getExpectedOffset(bidi, direction, length) {
+  const isLtr = bidi === "ltr";
+  const toLeft = direction === "left";
+  return isLtr === toLeft ? 0 : length;
+}
+
+function runTest(div, direction, bidi, postfix = "") {
+  test(() => {
+    div.dir = bidi;
+
+    selection.collapse(div);
+    selection.modify("extend", direction, "lineboundary");
+
+    const offset = getExpectedOffset(
+      bidi, direction,
+      div.childNodes[0].textContent.length
+    );
+
+    assert_equals(selection.focusOffset, offset);
+  }, `${div.title} with ${direction} direction in ${bidi} context${postfix}`);
+}
+
+const selection = getSelection();
+for (const bidi of ["ltr", "rtl"]) {
+  for (const direction of ["left", "right"]) {
+    for (const div of container.children) {
+      runTest(div, direction, bidi)
+    }
+  }
+}
+
+// Gecko treats morphed LTR contexts differently from native LTR context
+// @see https://searchfox.org/mozilla-central/rev/35d927df97900a57ecb562ad13909e392440b0fb/dom/base/Document.h#981-987
+for (const direction of ["left", "right"]) {
+  for (const div of container.children) {
+    runTest(div, direction, "ltr", " (which was previously rtl)")
+  }
+}
+</script>
diff --git a/tests/wpt/web-platform-tests/tools/wpt/tests/test_wpt.py b/tests/wpt/web-platform-tests/tools/wpt/tests/test_wpt.py
index 0b6aff42d57..f0a9524c90a 100644
--- a/tests/wpt/web-platform-tests/tools/wpt/tests/test_wpt.py
+++ b/tests/wpt/web-platform-tests/tools/wpt/tests/test_wpt.py
@@ -326,7 +326,10 @@ def test_tests_affected_idlharness(capsys, manifest_dir):
         wpt.main(argv=["tests-affected", "--metadata", manifest_dir, "%s~..%s" % (commit, commit)])
     assert excinfo.value.code == 0
     out, err = capsys.readouterr()
-    assert "webrtc-identity/idlharness.https.window.js\nwebrtc-stats/idlharness.window.js\nwebrtc/idlharness.https.window.js\n" == out
+    assert ("webrtc-identity/idlharness.https.window.js\n" +
+            "webrtc-insertable-streams/idlharness.https.window.js\n" +
+            "webrtc-stats/idlharness.window.js\n" +
+            "webrtc/idlharness.https.window.js\n") == out
 
 
 @pytest.mark.slow  # this updates the manifest
diff --git a/tests/wpt/web-platform-tests/trusted-types/WorkerGlobalScope-eval.html b/tests/wpt/web-platform-tests/trusted-types/WorkerGlobalScope-eval.html
new file mode 100644
index 00000000000..9248784924d
--- /dev/null
+++ b/tests/wpt/web-platform-tests/trusted-types/WorkerGlobalScope-eval.html
@@ -0,0 +1,42 @@
+<!doctype html>
+<html>
+<head>
+  <meta http-equiv="Content-Security-Policy" content="require-trusted-types-for 'script';">
+  <script src="/resources/testharness.js"></script>
+  <script src="/resources/testharnessreport.js"></script>
+</head>
+<body>
+<div id=log></div>
+
+<script>
+
+// To test workers, we need to importScripts source files in the workers.
+// Since the point of this test is to test blocking of importScripts, we need
+// to set up one policy that will blindly pass through URLs for use in the test
+// setup, and then have additional policies for the actual test cases.
+//
+// For the same reason we cannot use the otherwise preferred 'META: workers'
+// tag, since that test setup would be blocked as soon as trusted types
+// enforcement is enabled.
+const test_setup_policy = trustedTypes.createPolicy("hurrayanythinggoes", {
+  createScriptURL: x => x});
+const test_url =
+  test_setup_policy.createScriptURL("support/WorkerGlobalScope-eval.https.js");
+
+fetch_tests_from_worker(new Worker(test_url));
+
+fetch_tests_from_worker(new SharedWorker(test_url));
+
+// Cargo-culted from code generated from "META: worker".
+if ('serviceWorker' in navigator) {
+  (async function() {
+      const scope = 'support/some/scope/for/this/test';
+      let reg = await navigator.serviceWorker.getRegistration(scope);
+      if (reg) await reg.unregister();
+      reg = await navigator.serviceWorker.register(test_url, {scope});
+      fetch_tests_from_worker(reg.installing);
+  })();
+}
+
+</script>
+</body>
diff --git a/tests/wpt/web-platform-tests/trusted-types/support/WorkerGlobalScope-eval.https.js b/tests/wpt/web-platform-tests/trusted-types/support/WorkerGlobalScope-eval.https.js
new file mode 100644
index 00000000000..be0a4300e1a
--- /dev/null
+++ b/tests/wpt/web-platform-tests/trusted-types/support/WorkerGlobalScope-eval.https.js
@@ -0,0 +1,37 @@
+let test_setup_policy = trustedTypes.createPolicy("hurrayanythinggoes", {
+  createScriptURL: x => x
+});
+importScripts(test_setup_policy.createScriptURL("/resources/testharness.js"));
+
+// Determine worker type (for better logging)
+let worker_type = "unknown";
+if (this.DedicatedWorkerGlobalScope !== undefined) {
+  worker_type = "dedicated worker";
+} else if (this.SharedWorkerGlobalScope !== undefined) {
+  worker_type = "shared worker";
+} else if (this.ServiceWorkerGlobalScope !== undefined) {
+  worker_type = "service worker";
+}
+
+// Test eval(string)
+test(t => {
+  assert_throws_js(EvalError, _ => eval("2"));
+}, "eval(string) in " + worker_type);
+
+// Test eval(TrustedScript)
+let test_policy = trustedTypes.createPolicy("xxx", {
+  createScript: x => x.replace("2", "7")
+});
+test(t => {
+  assert_equals(eval(test_policy.createScript("2")), 7);
+}, "eval(TrustedScript) in " + worker_type);
+
+// Test eval(String) with default policy
+trustedTypes.createPolicy("default", {
+  createScript: x => x.replace("2", "5")
+});
+test(t => {
+  assert_equals(eval("2"), 5);
+}, "eval(string) with default policy in " + worker_type);
+
+done();
diff --git a/tests/wpt/web-platform-tests/trusted-types/support/WorkerGlobalScope-eval.https.js.headers b/tests/wpt/web-platform-tests/trusted-types/support/WorkerGlobalScope-eval.https.js.headers
new file mode 100644
index 00000000000..604e765da46
--- /dev/null
+++ b/tests/wpt/web-platform-tests/trusted-types/support/WorkerGlobalScope-eval.https.js.headers
@@ -0,0 +1 @@
+Content-Security-Policy: require-trusted-types-for 'script';