Sync WPT with upstream (14-09-2025) (#39293)

Automated downstream sync of changes from upstream as of 14-09-2025 [no-wpt-sync] Signed-off-by: WPT Sync Bot <ghbot+wpt-sync@servo.org>
2025-09-18 02:48:20 +01:00 · 2025-09-14 03:44:16 +02:00 · 2025-09-14 03:44:16 +02:00 · b3b79e049b
commit b3b79e049b
parent 3ef3ba9378
308 changed files with 6147 additions and 1657 deletions
--- a/tests/wpt/meta/FileAPI/blob/Blob-newobject.any.js.ini
+++ b/tests/wpt/meta/FileAPI/blob/Blob-newobject.any.js.ini
@ -0,0 +1,9 @@
+[Blob-newobject.any.serviceworker.html]
+  expected: ERROR
+
+[Blob-newobject.any.sharedworker.html]
+  expected: ERROR
+
+[Blob-newobject.any.html]
+
+[Blob-newobject.any.worker.html]
--- a/tests/wpt/meta/IndexedDB/transaction-deactivation-timing.any.js.ini
+++ b/tests/wpt/meta/IndexedDB/transaction-deactivation-timing.any.js.ini
@ -16,6 +16,12 @@
  [Deactivation of new transactions happens at end of invocation]
    expected: FAIL

+  [New transactions are deactivated before next task]
+    expected: FAIL
+
+  [New transactions from microtask are deactivated before next task]
+    expected: FAIL
+

 [transaction-deactivation-timing.any.sharedworker.html]
  expected: ERROR
--- a/tests/wpt/meta/MANIFEST.json
+++ b/tests/wpt/meta/MANIFEST.json
--- a/tests/wpt/meta/content-security-policy/generic/image-document-applies-csp.html.ini
+++ b/tests/wpt/meta/content-security-policy/generic/image-document-applies-csp.html.ini
@ -0,0 +1,3 @@
+[image-document-applies-csp.html]
+  [Image document correctly applies CSP to other subresources.]
+    expected: FAIL
--- a/tests/wpt/meta/css/css-cascade/scope-invalidation.html.ini
+++ b/tests/wpt/meta/css/css-cascade/scope-invalidation.html.ini
@ -76,3 +76,6 @@

  [Relative selectors set with selectorText are relative to :scope, not &]
    expected: FAIL
+
+  [Relative selectors set with selectorText are relative to :scope and &]
+    expected: FAIL
--- a/tests/wpt/meta/css/css-cascade/scope-nesting.html.ini
+++ b/tests/wpt/meta/css/css-cascade/scope-nesting.html.ini
@ -64,3 +64,9 @@

  [Mutating selectorText on outer style rule causes correct inner specificity]
    expected: FAIL
+
+  [Nesting-selector in <scope-end>]
+    expected: FAIL
+
+  [Nested nesting-selectors within scope's <stylesheet> select inclusive descendants of the scope root]
+    expected: FAIL
--- a/tests/wpt/meta/css/css-cascade/scope-specificity.html.ini
+++ b/tests/wpt/meta/css/css-cascade/scope-specificity.html.ini
@ -58,3 +58,6 @@

  [@scope { & .b {  } } and :where(:scope) .b]
    expected: FAIL
+
+  [@scope (#main) { & .b {  } } and :where(#main) .b]
+    expected: FAIL
--- a/tests/wpt/meta/css/css-color/parsing/color-computed-color-mix-function.html.ini
+++ b/tests/wpt/meta/css/css-color/parsing/color-computed-color-mix-function.html.ini
@ -127,3 +127,120 @@

  [Property color value 'color-mix(in display-p3-linear, color(display-p3-linear .1 .2 .3 / 25%) 0%, color(display-p3-linear 0.5 none none / 50%))']
    expected: FAIL
+
+  [Property color value 'color-mix(oklab(0.1 0.2 0.3), oklab(0.5 0.6 0.7))']
+    expected: FAIL
+
+  [Property color value 'color-mix(oklab(0.1 0.2 0.3) 25%, oklab(0.5 0.6 0.7))']
+    expected: FAIL
+
+  [Property color value 'color-mix(25% oklab(0.1 0.2 0.3), oklab(0.5 0.6 0.7))']
+    expected: FAIL
+
+  [Property color value 'color-mix(oklab(0.1 0.2 0.3), 25% oklab(0.5 0.6 0.7))']
+    expected: FAIL
+
+  [Property color value 'color-mix(oklab(0.1 0.2 0.3), oklab(0.5 0.6 0.7) 25%)']
+    expected: FAIL
+
+  [Property color value 'color-mix(oklab(0.1 0.2 0.3) 25%, oklab(0.5 0.6 0.7) 75%)']
+    expected: FAIL
+
+  [Property color value 'color-mix(oklab(0.1 0.2 0.3) 30%, oklab(0.5 0.6 0.7) 90%)']
+    expected: FAIL
+
+  [Property color value 'color-mix(oklab(0.1 0.2 0.3) 12.5%, oklab(0.5 0.6 0.7) 37.5%)']
+    expected: FAIL
+
+  [Property color value 'color-mix(oklab(0.1 0.2 0.3) 0%, oklab(0.5 0.6 0.7))']
+    expected: FAIL
+
+  [Property color value 'color-mix(oklab(0.1 0.2 0.3 / .4), oklab(0.5 0.6 0.7 / .8))']
+    expected: FAIL
+
+  [Property color value 'color-mix(oklab(0.1 0.2 0.3 / .4) 25%, oklab(0.5 0.6 0.7 / .8))']
+    expected: FAIL
+
+  [Property color value 'color-mix(25% oklab(0.1 0.2 0.3 / .4), oklab(0.5 0.6 0.7 / .8))']
+    expected: FAIL
+
+  [Property color value 'color-mix(oklab(0.1 0.2 0.3 / .4), 25% oklab(0.5 0.6 0.7 / .8))']
+    expected: FAIL
+
+  [Property color value 'color-mix(oklab(0.1 0.2 0.3 / .4), oklab(0.5 0.6 0.7 / .8) 25%)']
+    expected: FAIL
+
+  [Property color value 'color-mix(oklab(0.1 0.2 0.3 / .4) 25%, oklab(0.5 0.6 0.7 / .8) 75%)']
+    expected: FAIL
+
+  [Property color value 'color-mix(oklab(0.1 0.2 0.3 / .4) 30%, oklab(0.5 0.6 0.7 / .8) 90%)']
+    expected: FAIL
+
+  [Property color value 'color-mix(oklab(0.1 0.2 0.3 / .4) 12.5%, oklab(0.5 0.6 0.7 / .8) 37.5%)']
+    expected: FAIL
+
+  [Property color value 'color-mix(oklab(0.1 0.2 0.3 / .4) 0%, oklab(0.5 0.6 0.7 / .8))']
+    expected: FAIL
+
+  [Property color value 'color-mix(transparent, oklab(0.3 0.4 0.5))']
+    expected: FAIL
+
+  [Property color value 'color-mix(transparent 10%, oklab(0.3 0.4 0.5))']
+    expected: FAIL
+
+  [Property color value 'color-mix(oklab(0.1 0.2 0.3 / 0), oklab(0.3 0.4 0.5))']
+    expected: FAIL
+
+  [Property color value 'color-mix(oklab(0.1 0.2 0.3 / 0) 10%, oklab(0.3 0.4 0.5))']
+    expected: FAIL
+
+  [Property color value 'color-mix(white, blue)']
+    expected: FAIL
+
+  [Property color value 'color-mix(white 10%, blue)']
+    expected: FAIL
+
+  [Property color value 'color-mix(oklab(none none none), oklab(none none none))']
+    expected: FAIL
+
+  [Property color value 'color-mix(oklab(none none none), oklab(0.5 0.6 0.7))']
+    expected: FAIL
+
+  [Property color value 'color-mix(oklab(0.1 0.2 0.3), oklab(none none none))']
+    expected: FAIL
+
+  [Property color value 'color-mix(oklab(0.1 0.2 none), oklab(0.5 0.6 0.7))']
+    expected: FAIL
+
+  [Property color value 'color-mix(oklab(0.1 0.2 0.3), oklab(0.5 0.6 none))']
+    expected: FAIL
+
+  [Property color value 'color-mix(oklab(none 0.2 0.3), oklab(0.5 none 0.7))']
+    expected: FAIL
+
+  [Property color value 'color-mix(oklab(0.1 0.2 0.3 / none), oklab(0.5 0.6 0.7))']
+    expected: FAIL
+
+  [Property color value 'color-mix(oklab(0.1 0.2 0.3 / none), oklab(0.5 0.6 0.7 / 0.5))']
+    expected: FAIL
+
+  [Property color value 'color-mix(oklab(0.1 0.2 0.3 / none), oklab(0.5 0.6 0.7 / none))']
+    expected: FAIL
+
+  [Property color value 'color-mix(oklab(0.1 0.2 0.3 / 25%) 0%, oklab(0.5 none none / none))']
+    expected: FAIL
+
+  [Property color value 'color-mix(oklab(0.1 0.2 0.3 / 25%) 0%, oklab(none 0.5 none / none))']
+    expected: FAIL
+
+  [Property color value 'color-mix(oklab(0.1 0.2 0.3 / 25%) 0%, oklab(none none 0.5 / none))']
+    expected: FAIL
+
+  [Property color value 'color-mix(oklab(0.1 0.2 0.3 / 25%) 0%, oklab(0.5 0.5 none / none))']
+    expected: FAIL
+
+  [Property color value 'color-mix(oklab(0.1 0.2 0.3 / 25%) 0%, oklab(none none none / 0.5))']
+    expected: FAIL
+
+  [Property color value 'color-mix(oklab(0.1 0.2 0.3 / 25%) 0%, oklab(0.5 none none / 0.5))']
+    expected: FAIL
--- a/tests/wpt/meta/css/css-color/parsing/color-valid-color-mix-function.html.ini
+++ b/tests/wpt/meta/css/css-color/parsing/color-valid-color-mix-function.html.ini
@ -367,3 +367,132 @@

  [e.style['color'\] = "color-mix(in display-p3-linear, color(display-p3-linear .1 .2 .3 / none), color(display-p3-linear .5 .6 .7 / none))" should set the property value]
    expected: FAIL
+
+  [e.style['color'\] = "color-mix(hsl(120deg 10% 20%), hsl(30deg 30% 40%))" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(hwb(120deg 10% 20%), hwb(30deg 30% 40%))" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(lch(10 20 30), lch(50 60 70))" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(oklch(0.1 20 30), oklch(0.5 60 70))" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(lab(10 20 30), lab(50 60 70))" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(in oklab, oklab(0.1 0.2 0.3), oklab(0.5 0.6 0.7))" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(in oklab, oklab(0.1 0.2 0.3) 25%, oklab(0.5 0.6 0.7))" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(in oklab, 25% oklab(0.1 0.2 0.3), oklab(0.5 0.6 0.7))" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(in oklab, oklab(0.1 0.2 0.3), 25% oklab(0.5 0.6 0.7))" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(in oklab, oklab(0.1 0.2 0.3), oklab(0.5 0.6 0.7) 25%)" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(in oklab, oklab(0.1 0.2 0.3) 25%, oklab(0.5 0.6 0.7) 75%)" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(in oklab, oklab(0.1 0.2 0.3) 30%, oklab(0.5 0.6 0.7) 90%)" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(in oklab, oklab(0.1 0.2 0.3) 12.5%, oklab(0.5 0.6 0.7) 37.5%)" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(in oklab, oklab(0.1 0.2 0.3) 0%, oklab(0.5 0.6 0.7))" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(in oklab, oklab(0.1 0.2 0.3 / .4), oklab(0.5 0.6 0.7 / .8))" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(in oklab, oklab(0.1 0.2 0.3 / .4) 25%, oklab(0.5 0.6 0.7 / .8))" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(in oklab, 25% oklab(0.1 0.2 0.3 / .4), oklab(0.5 0.6 0.7 / .8))" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(in oklab, oklab(0.1 0.2 0.3 / .4), 25% oklab(0.5 0.6 0.7 / .8))" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(in oklab, oklab(0.1 0.2 0.3 / .4), oklab(0.5 0.6 0.7 / .8) 25%)" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(in oklab, oklab(0.1 0.2 0.3 / .4) 25%, oklab(0.5 0.6 0.7 / .8) 75%)" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(in oklab, oklab(0.1 0.2 0.3 / .4) 30%, oklab(0.5 0.6 0.7 / .8) 90%)" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(in oklab, oklab(0.1 0.2 0.3 / .4) 12.5%, oklab(0.5 0.6 0.7 / .8) 37.5%)" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(in oklab, oklab(0.1 0.2 0.3 / .4) 0%, oklab(0.5 0.6 0.7 / .8))" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(in oklab, oklab(none none none), oklab(none none none))" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(in oklab, oklab(none none none), oklab(0.5 0.6 0.7))" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(in oklab, oklab(0.1 0.2 0.3), oklab(none none none))" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(in oklab, oklab(0.1 0.2 none), oklab(0.5 0.6 0.7))" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(in oklab, oklab(0.1 0.2 0.3), oklab(0.5 0.6 none))" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(in oklab, oklab(none 0.2 0.3), oklab(0.5 none 0.7))" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(in oklab, oklab(0.1 0.2 0.3 / none), oklab(0.5 0.6 0.7))" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(in oklab, oklab(0.1 0.2 0.3 / none), oklab(0.5 0.6 0.7 / 0.5))" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(in oklab, oklab(0.1 0.2 0.3 / none), oklab(0.5 0.6 0.7 / none))" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(oklab(0.1 0.2 0.3), oklab(0.5 0.6 0.7))" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(color(srgb .1 .2 .3), color(srgb .5 .6 .7))" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(color(srgb-linear .1 .2 .3), color(srgb-linear .5 .6 .7))" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(color(display-p3 .1 .2 .3), color(display-p3 .5 .6 .7))" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(color(display-p3-linear .1 .2 .3), color(display-p3-linear .5 .6 .7))" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(color(a98-rgb .1 .2 .3), color(a98-rgb .5 .6 .7))" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(color(prophoto-rgb .1 .2 .3), color(prophoto-rgb .5 .6 .7))" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(color(rec2020 .1 .2 .3), color(rec2020 .5 .6 .7))" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(color(xyz .1 .2 .3), color(xyz .5 .6 .7))" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(color(xyz-d50 .1 .2 .3), color(xyz-d50 .5 .6 .7))" should set the property value]
+    expected: FAIL
+
+  [e.style['color'\] = "color-mix(color(xyz-d65 .1 .2 .3), color(xyz-d65 .5 .6 .7))" should set the property value]
+    expected: FAIL
--- a/tests/wpt/meta/css/css-color/parsing/color-valid-relative-color.html.ini
+++ b/tests/wpt/meta/css/css-color/parsing/color-valid-relative-color.html.ini
@ -742,3 +742,6 @@

  [e.style['color'\] = "color(from color-mix(in display-p3-linear, color(display-p3-linear 0.7 0.5 0.3), color(display-p3-linear 0.7 0.5 0.3)) display-p3-linear r g b / alpha)" should set the property value]
    expected: FAIL
+
+  [e.style['color'\] = "oklab(from color-mix(in oklab, oklab(0.25 0.2 0.5), oklab(0.25 0.2 0.5)) l a b / alpha)" should set the property value]
+    expected: FAIL
--- a/tests/wpt/meta/css/css-conditional/container-queries/container-for-shadow-dom.html.ini
+++ b/tests/wpt/meta/css/css-conditional/container-queries/container-for-shadow-dom.html.ini
@ -49,3 +49,15 @@

  [Container name set on :host from inside a shadow tree matching query for ::slotted inside the shadow tree]
    expected: FAIL
+
+  [Should match container inside shadow tree for ::part()]
+    expected: FAIL
+
+  [Container name set inside a shadow tree should match query using ::part on the outside]
+    expected: FAIL
+
+  [Container name set inside a shadow tree should match query for host child on the outside]
+    expected: FAIL
+
+  [Container name set on :host from inside a shadow tree should match query for slotted from the outside of the shadow tree]
+    expected: FAIL
--- a/tests/wpt/meta/css/css-fonts/generic-family-keywords-003.html.ini
+++ b/tests/wpt/meta/css/css-fonts/generic-family-keywords-003.html.ini
@ -37,3 +37,6 @@

  [@font-face matching for quoted and unquoted generic(khmer-mul) (drawing text in a canvas)]
    expected: FAIL
+
+  [@font-face matching for quoted and unquoted generic(nastaliq) (drawing text in a canvas)]
+    expected: FAIL
--- a/tests/wpt/meta/css/css-grid/grid-items/grid-auto-margin-and-replaced-item-001.html.ini
+++ b/tests/wpt/meta/css/css-grid/grid-items/grid-auto-margin-and-replaced-item-001.html.ini
@ -0,0 +1,2 @@
+[grid-auto-margin-and-replaced-item-001.html]
+  expected: FAIL
--- a/tests/wpt/meta/css/css-grid/masonry/tentative/abspos/row-masonry-positioned-item-dynamic-change.html.ini
+++ b/tests/wpt/meta/css/css-grid/masonry/tentative/abspos/row-masonry-positioned-item-dynamic-change.html.ini
@ -0,0 +1,2 @@
+[row-masonry-positioned-item-dynamic-change.html]
+  expected: FAIL
--- a/tests/wpt/meta/css/css-grid/parsing/grid-template-columns-intrinsic-auto-repeat-computed-implicit-track.tentative.html.ini
+++ b/tests/wpt/meta/css/css-grid/parsing/grid-template-columns-intrinsic-auto-repeat-computed-implicit-track.tentative.html.ini
@ -0,0 +1,36 @@
+[grid-template-columns-intrinsic-auto-repeat-computed-implicit-track.tentative.html]
+  [Property grid-template-columns value '1px repeat(auto-fill, auto) 3px' computes to '10px 1px 0px 3px']
+    expected: FAIL
+
+  [Property grid-template-columns value '1px repeat(auto-fit, auto) 3px' computes to '10px 1px 0px 3px']
+    expected: FAIL
+
+  [Property grid-template-columns value '1px [a\] repeat(auto-fill, min-content max-content) [b\] 4px' computes to '10px 1px [a\] 0px 0px [b\] 4px']
+    expected: FAIL
+
+  [Property grid-template-columns value '1px [a\] repeat(auto-fit, min-content max-content) [b\] 4px' computes to '10px 1px [a\] 0px 0px [b\] 4px']
+    expected: FAIL
+
+  [Property grid-template-columns value '1px [a\] repeat(auto-fill, [b\] fit-content(200px) [c\]) [d\] 3px' computes to '10px 1px [a b\] 0px [c d\] 3px']
+    expected: FAIL
+
+  [Property grid-template-columns value '1px [a\] repeat(auto-fit, [b\] fit-content(200px) [c\]) [d\] 3px' computes to '10px 1px [a b\] 0px [c d\] 3px']
+    expected: FAIL
+
+  [Property grid-template-columns value '[a\] 1px repeat(auto-fill, auto [b\] auto) 4px [d\]' computes to '10px [a\] 1px 0px [b\] 0px 4px [d\]']
+    expected: FAIL
+
+  [Property grid-template-columns value '[a\] 1px repeat(auto-fit, auto [b\] auto) 4px [d\]' computes to '10px [a\] 1px 0px [b\] 0px 4px [d\]']
+    expected: FAIL
+
+  [Property grid-template-columns value '100% [a\] repeat(auto-fill, [b\] min-content [c\]) [d\] 300%' computes to '10px 1px [a b\] 0px [c d\] 3px']
+    expected: FAIL
+
+  [Property grid-template-columns value '100% [a\] repeat(auto-fit, [b\] min-content [c\]) [d\] 300%' computes to '10px 1px [a b\] 0px [c d\] 3px']
+    expected: FAIL
+
+  [Property grid-template-columns value '[a\] 1em repeat(auto-fill, max-content [b\] auto) 4em [d\]' computes to '10px [a\] 1px 0px [b\] 0px 4px [d\]']
+    expected: FAIL
+
+  [Property grid-template-columns value '[a\] 1em repeat(auto-fit, max-content [b\] auto) 4em [d\]' computes to '10px [a\] 1px 0px [b\] 0px 4px [d\]']
+    expected: FAIL
--- a/tests/wpt/meta/css/css-grid/parsing/grid-template-columns-intrinsic-auto-repeat-computed-nogrid.tentative.html.ini
+++ b/tests/wpt/meta/css/css-grid/parsing/grid-template-columns-intrinsic-auto-repeat-computed-nogrid.tentative.html.ini
@ -0,0 +1,36 @@
+[grid-template-columns-intrinsic-auto-repeat-computed-nogrid.tentative.html]
+  [Property grid-template-columns value '1px repeat(auto-fill, auto) 3px']
+    expected: FAIL
+
+  [Property grid-template-columns value '1px repeat(auto-fit, auto) 3px']
+    expected: FAIL
+
+  [Property grid-template-columns value '1px [a\] repeat(auto-fill, min-content max-content) [b\] 4px']
+    expected: FAIL
+
+  [Property grid-template-columns value '1px [a\] repeat(auto-fit, min-content max-content) [b\] 4px']
+    expected: FAIL
+
+  [Property grid-template-columns value '1px [a\] repeat(auto-fill, [b\] fit-content(200px) [c\]) [d\] 3px']
+    expected: FAIL
+
+  [Property grid-template-columns value '1px [a\] repeat(auto-fit, [b\] fit-content(200px) [c\]) [d\] 3px']
+    expected: FAIL
+
+  [Property grid-template-columns value '[a\] 1px repeat(auto-fill, auto [b\] auto) 4px [d\]']
+    expected: FAIL
+
+  [Property grid-template-columns value '[a\] 1px repeat(auto-fit, auto [b\] auto) 4px [d\]']
+    expected: FAIL
+
+  [Property grid-template-columns value '100% [a\] repeat(auto-fill, [b\] min-content [c\]) [d\] 300%']
+    expected: FAIL
+
+  [Property grid-template-columns value '100% [a\] repeat(auto-fit, [b\] min-content [c\]) [d\] 300%']
+    expected: FAIL
+
+  [Property grid-template-columns value '[a\] 1em repeat(auto-fill, max-content [b\] auto) 4em [d\]']
+    expected: FAIL
+
+  [Property grid-template-columns value '[a\] 1em repeat(auto-fit, max-content [b\] auto) 4em [d\]']
+    expected: FAIL
--- a/tests/wpt/meta/css/css-grid/parsing/grid-template-columns-intrinsic-auto-repeat-computed-withcontent.tentative.html.ini
+++ b/tests/wpt/meta/css/css-grid/parsing/grid-template-columns-intrinsic-auto-repeat-computed-withcontent.tentative.html.ini
@ -0,0 +1,24 @@
+[grid-template-columns-intrinsic-auto-repeat-computed-withcontent.tentative.html]
+  [Property grid-template-columns value 'repeat(auto-fill, auto)']
+    expected: FAIL
+
+  [Property grid-template-columns value 'repeat(auto-fit, [one\] auto)']
+    expected: FAIL
+
+  [Property grid-template-columns value 'repeat(auto-fill, min-content [two\])']
+    expected: FAIL
+
+  [Property grid-template-columns value 'repeat(auto-fit, [three\] max-content [four\])']
+    expected: FAIL
+
+  [Property grid-template-columns value '[a\] 21px [b\] repeat(auto-fill, [c\] 22px [d\] auto [e\]) [f\] 24px [g\]']
+    expected: FAIL
+
+  [Property grid-template-columns value '[a\] 21px [b c\] repeat(auto-fill, [d e\] 22px [f g h\] fit-content(200px) [i j k l\]) [m n\] 24px [o\]']
+    expected: FAIL
+
+  [Property grid-template-columns value '[a\] repeat(2, [b\] 20px [c d\] 21px [e f g\]) [h i\] repeat(auto-fit, [j\] auto [k l m\] min-content [n o p q\]) [r s\]']
+    expected: FAIL
+
+  [Property grid-template-columns value '[one\] repeat(2, minmax(50px, auto)) [two\] 30px [three\] repeat(auto-fill, auto) 40px [four five\] repeat(2, minmax(200px, auto)) [six\]']
+    expected: FAIL
--- a/tests/wpt/meta/css/css-grid/parsing/grid-template-columns-intrinsic-auto-repeat-computed.tentative.html.ini
+++ b/tests/wpt/meta/css/css-grid/parsing/grid-template-columns-intrinsic-auto-repeat-computed.tentative.html.ini
@ -0,0 +1,36 @@
+[grid-template-columns-intrinsic-auto-repeat-computed.tentative.html]
+  [Property grid-template-columns value '1px repeat(auto-fill, auto) 3px']
+    expected: FAIL
+
+  [Property grid-template-columns value '1px repeat(auto-fit, auto) 3px']
+    expected: FAIL
+
+  [Property grid-template-columns value '1px [a\] repeat(auto-fill, min-content max-content) [b\] 4px']
+    expected: FAIL
+
+  [Property grid-template-columns value '1px [a\] repeat(auto-fit, min-content max-content) [b\] 4px']
+    expected: FAIL
+
+  [Property grid-template-columns value '1px [a\] repeat(auto-fill, [b\] fit-content(200px) [c\]) [d\] 3px']
+    expected: FAIL
+
+  [Property grid-template-columns value '1px [a\] repeat(auto-fit, [b\] fit-content(200px) [c\]) [d\] 3px']
+    expected: FAIL
+
+  [Property grid-template-columns value '[a\] 1px repeat(auto-fill, auto [b\] auto) 4px [d\]']
+    expected: FAIL
+
+  [Property grid-template-columns value '[a\] 1px repeat(auto-fit, auto [b\] auto) 4px [d\]']
+    expected: FAIL
+
+  [Property grid-template-columns value '100% [a\] repeat(auto-fill, [b\] min-content [c\]) [d\] 300%']
+    expected: FAIL
+
+  [Property grid-template-columns value '100% [a\] repeat(auto-fit, [b\] min-content [c\]) [d\] 300%']
+    expected: FAIL
+
+  [Property grid-template-columns value '[a\] 1em repeat(auto-fill, max-content [b\] auto) 4em [d\]']
+    expected: FAIL
+
+  [Property grid-template-columns value '[a\] 1em repeat(auto-fit, max-content [b\] auto) 4em [d\]']
+    expected: FAIL
--- a/tests/wpt/meta/css/css-grid/parsing/grid-template-rows-intrinsic-auto-repeat-computed-implicit-track.tentative.html.ini
+++ b/tests/wpt/meta/css/css-grid/parsing/grid-template-rows-intrinsic-auto-repeat-computed-implicit-track.tentative.html.ini
@ -0,0 +1,36 @@
+[grid-template-rows-intrinsic-auto-repeat-computed-implicit-track.tentative.html]
+  [Property grid-template-rows value '1px repeat(auto-fill, auto) 3px' computes to '1px 0px 3px']
+    expected: FAIL
+
+  [Property grid-template-rows value '1px repeat(auto-fit, auto) 3px' computes to '1px 0px 3px']
+    expected: FAIL
+
+  [Property grid-template-rows value '1px [a\] repeat(auto-fill, min-content max-content) [b\] 4px' computes to '1px [a\] 0px 0px [b\] 4px']
+    expected: FAIL
+
+  [Property grid-template-rows value '1px [a\] repeat(auto-fit, min-content max-content) [b\] 4px' computes to '1px [a\] 0px 0px [b\] 4px']
+    expected: FAIL
+
+  [Property grid-template-rows value '1px [a\] repeat(auto-fill, [b\] fit-content(200px) [c\]) [d\] 3px' computes to '1px [a b\] 0px [c d\] 3px']
+    expected: FAIL
+
+  [Property grid-template-rows value '1px [a\] repeat(auto-fit, [b\] fit-content(200px) [c\]) [d\] 3px' computes to '1px [a b\] 0px [c d\] 3px']
+    expected: FAIL
+
+  [Property grid-template-rows value '[a\] 1px repeat(auto-fill, auto [b\] auto) 4px [d\]' computes to '[a\] 1px 0px [b\] 0px 4px [d\]']
+    expected: FAIL
+
+  [Property grid-template-rows value '[a\] 1px repeat(auto-fit, auto [b\] auto) 4px [d\]' computes to '[a\] 1px 0px [b\] 0px 4px [d\]']
+    expected: FAIL
+
+  [Property grid-template-rows value '100% [a\] repeat(auto-fill, [b\] min-content [c\]) [d\] 300%' computes to '1px [a b\] 0px [c d\] 3px']
+    expected: FAIL
+
+  [Property grid-template-rows value '100% [a\] repeat(auto-fit, [b\] min-content [c\]) [d\] 300%' computes to '1px [a b\] 0px [c d\] 3px']
+    expected: FAIL
+
+  [Property grid-template-rows value '[a\] 1em repeat(auto-fill, max-content [b\] auto) 4em [d\]' computes to '[a\] 1px 0px [b\] 0px 4px [d\]']
+    expected: FAIL
+
+  [Property grid-template-rows value '[a\] 1em repeat(auto-fit, max-content [b\] auto) 4em [d\]' computes to '[a\] 1px 0px [b\] 0px 4px [d\]']
+    expected: FAIL
--- a/tests/wpt/meta/css/css-grid/parsing/grid-template-rows-intrinsic-auto-repeat-computed-nogrid.tentative.html.ini
+++ b/tests/wpt/meta/css/css-grid/parsing/grid-template-rows-intrinsic-auto-repeat-computed-nogrid.tentative.html.ini
@ -0,0 +1,36 @@
+[grid-template-rows-intrinsic-auto-repeat-computed-nogrid.tentative.html]
+  [Property grid-template-rows value '1px repeat(auto-fill, auto) 3px']
+    expected: FAIL
+
+  [Property grid-template-rows value '1px repeat(auto-fit, auto) 3px']
+    expected: FAIL
+
+  [Property grid-template-rows value '1px [a\] repeat(auto-fill, min-content max-content) [b\] 4px']
+    expected: FAIL
+
+  [Property grid-template-rows value '1px [a\] repeat(auto-fit, min-content max-content) [b\] 4px']
+    expected: FAIL
+
+  [Property grid-template-rows value '1px [a\] repeat(auto-fill, [b\] fit-content(200px) [c\]) [d\] 3px']
+    expected: FAIL
+
+  [Property grid-template-rows value '1px [a\] repeat(auto-fit, [b\] fit-content(200px) [c\]) [d\] 3px']
+    expected: FAIL
+
+  [Property grid-template-rows value '[a\] 1px repeat(auto-fill, auto [b\] auto) 4px [d\]']
+    expected: FAIL
+
+  [Property grid-template-rows value '[a\] 1px repeat(auto-fit, auto [b\] auto) 4px [d\]']
+    expected: FAIL
+
+  [Property grid-template-rows value '100% [a\] repeat(auto-fill, [b\] min-content [c\]) [d\] 300%']
+    expected: FAIL
+
+  [Property grid-template-rows value '100% [a\] repeat(auto-fit, [b\] min-content [c\]) [d\] 300%']
+    expected: FAIL
+
+  [Property grid-template-rows value '[a\] 1em repeat(auto-fill, max-content [b\] auto) 4em [d\]']
+    expected: FAIL
+
+  [Property grid-template-rows value '[a\] 1em repeat(auto-fit, max-content [b\] auto) 4em [d\]']
+    expected: FAIL
--- a/tests/wpt/meta/css/css-grid/parsing/grid-template-rows-intrinsic-auto-repeat-computed-withcontent.tentative.html.ini
+++ b/tests/wpt/meta/css/css-grid/parsing/grid-template-rows-intrinsic-auto-repeat-computed-withcontent.tentative.html.ini
@ -0,0 +1,24 @@
+[grid-template-rows-intrinsic-auto-repeat-computed-withcontent.tentative.html]
+  [Property grid-template-rows value 'repeat(auto-fill, auto)']
+    expected: FAIL
+
+  [Property grid-template-rows value 'repeat(auto-fit, [one\] auto)']
+    expected: FAIL
+
+  [Property grid-template-rows value 'repeat(auto-fill, min-content [two\])']
+    expected: FAIL
+
+  [Property grid-template-rows value 'repeat(auto-fit, [three\] max-content [four\])']
+    expected: FAIL
+
+  [Property grid-template-rows value '[a\] 21px [b\] repeat(auto-fill, [c\] 22px [d\] auto [e\]) [f\] 24px [g\]']
+    expected: FAIL
+
+  [Property grid-template-rows value '[a\] 21px [b c\] repeat(auto-fill, [d e\] 22px [f g h\] fit-content(200px) [i j k l\]) [m n\] 24px [o\]']
+    expected: FAIL
+
+  [Property grid-template-rows value '[a\] repeat(2, [b\] 20px [c d\] 21px [e f g\]) [h i\] repeat(auto-fit, [j\] auto [k l m\] min-content [n o p q\]) [r s\]']
+    expected: FAIL
+
+  [Property grid-template-rows value '[one\] repeat(2, minmax(50px, auto)) [two\] 30px [three\] repeat(auto-fill, auto) 40px [four five\] repeat(2, minmax(200px, auto)) [six\]']
+    expected: FAIL
--- a/tests/wpt/meta/css/css-grid/parsing/grid-template-rows-intrinsic-auto-repeat-computed.tentative.html.ini
+++ b/tests/wpt/meta/css/css-grid/parsing/grid-template-rows-intrinsic-auto-repeat-computed.tentative.html.ini
@ -0,0 +1,36 @@
+[grid-template-rows-intrinsic-auto-repeat-computed.tentative.html]
+  [Property grid-template-rows value '1px repeat(auto-fill, auto) 3px']
+    expected: FAIL
+
+  [Property grid-template-rows value '1px repeat(auto-fit, auto) 3px']
+    expected: FAIL
+
+  [Property grid-template-rows value '1px [a\] repeat(auto-fill, min-content max-content) [b\] 4px']
+    expected: FAIL
+
+  [Property grid-template-rows value '1px [a\] repeat(auto-fit, min-content max-content) [b\] 4px']
+    expected: FAIL
+
+  [Property grid-template-rows value '1px [a\] repeat(auto-fill, [b\] fit-content(200px) [c\]) [d\] 3px']
+    expected: FAIL
+
+  [Property grid-template-rows value '1px [a\] repeat(auto-fit, [b\] fit-content(200px) [c\]) [d\] 3px']
+    expected: FAIL
+
+  [Property grid-template-rows value '[a\] 1px repeat(auto-fill, auto [b\] auto) 4px [d\]']
+    expected: FAIL
+
+  [Property grid-template-rows value '[a\] 1px repeat(auto-fit, auto [b\] auto) 4px [d\]']
+    expected: FAIL
+
+  [Property grid-template-rows value '100% [a\] repeat(auto-fill, [b\] min-content [c\]) [d\] 300%']
+    expected: FAIL
+
+  [Property grid-template-rows value '100% [a\] repeat(auto-fit, [b\] min-content [c\]) [d\] 300%']
+    expected: FAIL
+
+  [Property grid-template-rows value '[a\] 1em repeat(auto-fill, max-content [b\] auto) 4em [d\]']
+    expected: FAIL
+
+  [Property grid-template-rows value '[a\] 1em repeat(auto-fit, max-content [b\] auto) 4em [d\]']
+    expected: FAIL
--- a/tests/wpt/meta/css/css-mixins/parameters.html.ini
+++ b/tests/wpt/meta/css/css-mixins/parameters.html.ini
@ -0,0 +1,15 @@
+[parameters.html]
+  [Mixins with invalid parameter lists are ignored]
+    expected: FAIL
+
+  [Basic mixin parameter passing]
+    expected: FAIL
+
+  [Mixins can be called multiple times with different parameters]
+    expected: FAIL
+
+  [Mixin argument parsing with arguments wrapped in {}]
+    expected: FAIL
+
+  [Defaults in mixin parameters]
+    expected: FAIL
--- a/tests/wpt/meta/css/css-overflow/line-clamp/line-clamp-035.html.ini
+++ b/tests/wpt/meta/css/css-overflow/line-clamp/line-clamp-035.html.ini
@ -0,0 +1,2 @@
+[line-clamp-035.html]
+  expected: FAIL
--- a/tests/wpt/meta/css/css-overflow/line-clamp/line-clamp-035.tentative.html.ini
+++ b/tests/wpt/meta/css/css-overflow/line-clamp/line-clamp-035.tentative.html.ini
@ -1,2 +0,0 @@
-[line-clamp-035.tentative.html]
-  expected: FAIL
--- a/tests/wpt/meta/css/css-overflow/line-clamp/line-clamp-auto-025.html.ini
+++ b/tests/wpt/meta/css/css-overflow/line-clamp/line-clamp-auto-025.html.ini
@ -0,0 +1,2 @@
+[line-clamp-auto-025.html]
+  expected: FAIL
--- a/tests/wpt/meta/css/css-overflow/line-clamp/line-clamp-auto-025.tentative.html.ini
+++ b/tests/wpt/meta/css/css-overflow/line-clamp/line-clamp-auto-025.tentative.html.ini
@ -1,2 +0,0 @@
-[line-clamp-auto-025.tentative.html]
-  expected: FAIL
--- a/tests/wpt/meta/css/css-overflow/scroll-target-group-inline-targets.html.ini
+++ b/tests/wpt/meta/css/css-overflow/scroll-target-group-inline-targets.html.ini
@ -0,0 +1,2 @@
+[scroll-target-group-inline-targets.html]
+  expected: FAIL
--- a/tests/wpt/meta/css/css-text/text-autospace/text-autospace-002.html.ini
+++ b/tests/wpt/meta/css/css-text/text-autospace/text-autospace-002.html.ini
@ -0,0 +1,2 @@
+[text-autospace-002.html]
+  expected: FAIL
--- a/tests/wpt/meta/css/css-text/text-autospace/text-autospace-003.html.ini
+++ b/tests/wpt/meta/css/css-text/text-autospace/text-autospace-003.html.ini
@ -0,0 +1,2 @@
+[text-autospace-003.html]
+  expected: FAIL
--- a/tests/wpt/meta/css/css-text/text-autospace/text-autospace-004.html.ini
+++ b/tests/wpt/meta/css/css-text/text-autospace/text-autospace-004.html.ini
@ -0,0 +1,2 @@
+[text-autospace-004.html]
+  expected: FAIL
--- a/tests/wpt/meta/css/css-text/word-spacing/word-spacing-002.html.ini
+++ b/tests/wpt/meta/css/css-text/word-spacing/word-spacing-002.html.ini
@ -1,2 +0,0 @@
-[word-spacing-002.html]
-  expected: FAIL
--- a/tests/wpt/meta/custom-elements/form-associated/form-disabled-callback.html.ini
+++ b/tests/wpt/meta/custom-elements/form-associated/form-disabled-callback.html.ini
@ -0,0 +1,3 @@
+[form-disabled-callback.html]
+  [A disabled form-associated custom element should not submit an entry for it]
+    expected: FAIL
--- a/tests/wpt/meta/dom/ranges/tentative/FormControlRange-basic.html.ini
+++ b/tests/wpt/meta/dom/ranges/tentative/FormControlRange-basic.html.ini
@ -4,3 +4,6 @@

  [Tests FormControlRange default values when no form control is set.]
    expected: FAIL
+
+  [FormControlRange handles empty value correctly.]
+    expected: FAIL
--- a/tests/wpt/meta/dom/ranges/tentative/FormControlRange-offset.html.ini
+++ b/tests/wpt/meta/dom/ranges/tentative/FormControlRange-offset.html.ini
@ -0,0 +1,33 @@
+[FormControlRange-offset.html]
+  [FormControlRange with single character in textarea.]
+    expected: FAIL
+
+  [FormControlRange with empty control in textarea.]
+    expected: FAIL
+
+  [FormControlRange boundary positions in textarea.]
+    expected: FAIL
+
+  [FormControlRange with Unicode characters in textarea.]
+    expected: FAIL
+
+  [FormControlRange with single character in input.]
+    expected: FAIL
+
+  [FormControlRange with empty control in input.]
+    expected: FAIL
+
+  [FormControlRange boundary positions in input.]
+    expected: FAIL
+
+  [FormControlRange with Unicode characters in input.]
+    expected: FAIL
+
+  [FormControlRange preserves whitespace in textarea light DOM.]
+    expected: FAIL
+
+  [FormControlRange should work correctly with weirdly formed light DOM structure.]
+    expected: FAIL
+
+  [FormControlRange ignores malformed input child nodes.]
+    expected: FAIL
--- a/tests/wpt/meta/dom/ranges/tentative/FormControlRange-range-updates.html.ini
+++ b/tests/wpt/meta/dom/ranges/tentative/FormControlRange-range-updates.html.ini
@ -0,0 +1,15 @@
+[FormControlRange-range-updates.html]
+  [FormControlRange allows updating range on same element.]
+    expected: FAIL
+
+  [FormControlRange can switch between different form controls.]
+    expected: FAIL
+
+  [FormControlRange works with disconnected and then connected form controls.]
+    expected: FAIL
+
+  [FormControlRange can switch between connected and disconnected form controls.]
+    expected: FAIL
+
+  [FormControlRange reflects value changes on same element.]
+    expected: FAIL
--- a/tests/wpt/meta/dom/ranges/tentative/FormControlRange-supported-elements.html.ini
+++ b/tests/wpt/meta/dom/ranges/tentative/FormControlRange-supported-elements.html.ini
@ -0,0 +1,18 @@
+[FormControlRange-supported-elements.html]
+  [FormControlRange should support textarea.]
+    expected: FAIL
+
+  [FormControlRange should support input[type=text\].]
+    expected: FAIL
+
+  [FormControlRange should support input[type=search\].]
+    expected: FAIL
+
+  [FormControlRange should support input[type=password\].]
+    expected: FAIL
+
+  [FormControlRange should support input[type=url\].]
+    expected: FAIL
+
+  [FormControlRange should support input[type=tel\].]
+    expected: FAIL
--- a/tests/wpt/meta/dom/ranges/tentative/FormControlRange-toString.html.ini
+++ b/tests/wpt/meta/dom/ranges/tentative/FormControlRange-toString.html.ini
@ -0,0 +1,15 @@
+[FormControlRange-toString.html]
+  [FormControlRange toString() reflects current value.]
+    expected: FAIL
+
+  [FormControlRange toString() clamps to available length.]
+    expected: FAIL
+
+  [FormControlRange toString() handles value shorter than range.]
+    expected: FAIL
+
+  [FormControlRange toString() handles auto-collapsed backwards ranges.]
+    expected: FAIL
+
+  [FormControlRange uses current input.value, not value attribute.]
+    expected: FAIL
--- a/tests/wpt/meta/dom/ranges/tentative/FormControlRange-unsupported-elements.html.ini
+++ b/tests/wpt/meta/dom/ranges/tentative/FormControlRange-unsupported-elements.html.ini
@ -0,0 +1,12 @@
+[FormControlRange-unsupported-elements.html]
+  [FormControlRange throws NotSupportedError for text node.]
+    expected: FAIL
+
+  [FormControlRange should throw NotSupportedError for all unsupported HTML5 elements.]
+    expected: FAIL
+
+  [FormControlRange should throw NotSupportedError for unsupported input types.]
+    expected: FAIL
+
+  [NotSupportedError should take precedence over IndexSizeError when both element type and index are invalid for a FormControlRange.]
+    expected: FAIL
--- a/tests/wpt/meta/dom/ranges/tentative/FormControlRange-validation.html.ini
+++ b/tests/wpt/meta/dom/ranges/tentative/FormControlRange-validation.html.ini
@ -0,0 +1,6 @@
+[FormControlRange-validation.html]
+  [FormControlRange preserves state when setFormControlRange throws.]
+    expected: FAIL
+
+  [FormControlRange handles all range types correctly: forward, backwards, and out-of-bounds.]
+    expected: FAIL
--- a/tests/wpt/meta/html/anonymous-iframe/indexeddb.tentative.https.window.js.ini
+++ b/tests/wpt/meta/html/anonymous-iframe/indexeddb.tentative.https.window.js.ini
@ -1,4 +1,4 @@
 [indexeddb.tentative.https.window.html]
-  expected: TIMEOUT
+  expected: CRASH
  [indexeddb]
    expected: TIMEOUT
--- a/tests/wpt/meta/html/browsers/browsing-the-web/navigating-across-documents/008.html.ini
+++ b/tests/wpt/meta/html/browsers/browsing-the-web/navigating-across-documents/008.html.ini
@ -0,0 +1,3 @@
+[008.html]
+  [Link with onclick form submit to javascript url and href navigation ]
+    expected: FAIL
--- a/tests/wpt/meta/html/browsers/browsing-the-web/navigating-across-documents/empty-iframe-load-event.html.ini
+++ b/tests/wpt/meta/html/browsers/browsing-the-web/navigating-across-documents/empty-iframe-load-event.html.ini
@ -0,0 +1,6 @@
+[empty-iframe-load-event.html]
+  [Check execution order from nested timeout]
+    expected: FAIL
+
+  [Check execution order on load handler]
+    expected: FAIL
--- a/tests/wpt/meta/html/browsers/browsing-the-web/navigating-across-documents/initial-empty-document/iframe-nosrc.html.ini
+++ b/tests/wpt/meta/html/browsers/browsing-the-web/navigating-across-documents/initial-empty-document/iframe-nosrc.html.ini
@ -2,8 +2,5 @@
  [window.open]
    expected: FAIL

-  [link click]
-    expected: FAIL
-
  [form submission]
    expected: FAIL
--- a/tests/wpt/meta/html/browsers/browsing-the-web/navigating-across-documents/initial-empty-document/load-pageshow-events-window-open.html.ini
+++ b/tests/wpt/meta/html/browsers/browsing-the-web/navigating-across-documents/initial-empty-document/load-pageshow-events-window-open.html.ini
@ -10,3 +10,6 @@

  [load event does not fire on window.open('about:blank?foo')]
    expected: FAIL
+
+  [load event does not fire on window.open('about:blank')]
+    expected: FAIL
--- a/tests/wpt/meta/html/browsers/browsing-the-web/navigating-across-documents/replace-before-load/a-click.html.ini
+++ b/tests/wpt/meta/html/browsers/browsing-the-web/navigating-across-documents/replace-before-load/a-click.html.ini
@ -0,0 +1,3 @@
+[a-click.html]
+  [aElement.click() before the load event must NOT replace]
+    expected: FAIL
--- a/tests/wpt/meta/html/canvas/element/manual/drawing-text-to-the-canvas/canvas.2d.disconnected-font-size-math.html.ini
+++ b/tests/wpt/meta/html/canvas/element/manual/drawing-text-to-the-canvas/canvas.2d.disconnected-font-size-math.html.ini
@ -1,2 +0,0 @@
-[canvas.2d.disconnected-font-size-math.html]
-  expected: FAIL
--- a/tests/wpt/meta/html/interaction/focus/the-autofocus-attribute/autofocus-dialog.html.ini
+++ b/tests/wpt/meta/html/interaction/focus/the-autofocus-attribute/autofocus-dialog.html.ini
@ -1,6 +1,7 @@
 [autofocus-dialog.html]
+  expected: TIMEOUT
  [<dialog> can contain autofocus, without stopping page autofocus content from working]
    expected: FAIL

  [<dialog>-contained autofocus element gets focused when the dialog is shown]
-    expected: FAIL
+    expected: TIMEOUT
--- a/tests/wpt/meta/html/interaction/focus/the-autofocus-attribute/document-with-fragment-empty.html.ini
+++ b/tests/wpt/meta/html/interaction/focus/the-autofocus-attribute/document-with-fragment-empty.html.ini
@ -1,7 +1,6 @@
 [document-with-fragment-empty.html]
-  expected: TIMEOUT
  [Autofocus elements in iframed documents with empty fragments should work.]
    expected: FAIL

  [Autofocus elements in top-level browsing context's documents with empty fragments should work.]
-    expected: TIMEOUT
+    expected: FAIL
--- a/tests/wpt/meta/html/semantics/embedded-content/the-iframe-element/iframe_javascript_url_xhr.html.ini
+++ b/tests/wpt/meta/html/semantics/embedded-content/the-iframe-element/iframe_javascript_url_xhr.html.ini
@ -0,0 +1,6 @@
+[iframe_javascript_url_xhr.html]
+  [Image load should not trigger load event for non-initial javascript URL load]
+    expected: FAIL
+
+  [Load event for initial javascript URL load should be fired after script execution]
+    expected: FAIL
--- a/tests/wpt/meta/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_popups_nonescaping-1.html.ini
+++ b/tests/wpt/meta/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_popups_nonescaping-1.html.ini
@ -1,4 +1,3 @@
 [iframe_sandbox_popups_nonescaping-1.html]
-  expected: CRASH
  [Check that popups from a sandboxed iframe do not escape the sandbox]
    expected: FAIL
--- a/tests/wpt/meta/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_popups_nonescaping-2.html.ini
+++ b/tests/wpt/meta/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_popups_nonescaping-2.html.ini
@ -1,4 +1,4 @@
 [iframe_sandbox_popups_nonescaping-2.html]
  expected: CRASH
  [Check that popups from a sandboxed iframe do not escape the sandbox]
-    expected: FAIL
+    expected: NOTRUN
--- a/tests/wpt/meta/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_popups_nonescaping-3.html.ini
+++ b/tests/wpt/meta/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_popups_nonescaping-3.html.ini
@ -1,3 +1,4 @@
 [iframe_sandbox_popups_nonescaping-3.html]
+  expected: CRASH
  [Check that popups from a sandboxed iframe do not escape the sandbox]
    expected: FAIL
--- a/tests/wpt/meta/html/semantics/forms/form-submission-0/text-plain.window.js.ini
+++ b/tests/wpt/meta/html/semantics/forms/form-submission-0/text-plain.window.js.ini
@ -181,3 +181,6 @@

  [text/plain: 0x00 in name (normal form)]
    expected: FAIL
+
+  [text/plain: Basic test (normal form)]
+    expected: FAIL
--- a/tests/wpt/meta/html/semantics/forms/the-fieldset-element/disabled-003.html.ini
+++ b/tests/wpt/meta/html/semantics/forms/the-fieldset-element/disabled-003.html.ini
@ -1,2 +0,0 @@
-[disabled-003.html]
-  expected: CRASH
--- a/tests/wpt/meta/html/the-xhtml-syntax/parsing-xhtml-documents/xml-stylesheet-blocking.xhtml.ini
+++ b/tests/wpt/meta/html/the-xhtml-syntax/parsing-xhtml-documents/xml-stylesheet-blocking.xhtml.ini
@ -0,0 +1,3 @@
+[xml-stylesheet-blocking.xhtml]
+  [xml-stylesheet blocks script execution and rendering]
+    expected: FAIL
--- a/tests/wpt/meta/shadow-dom/shadow-style-invalidation-vw-units.html.ini
+++ b/tests/wpt/meta/shadow-dom/shadow-style-invalidation-vw-units.html.ini
@ -1,2 +0,0 @@
-[shadow-style-invalidation-vw-units.html]
-  expected: FAIL
--- a/tests/wpt/meta/trusted-types/TrustedTypePolicyFactory-blocking.tentative.html.ini
+++ b/tests/wpt/meta/trusted-types/TrustedTypePolicyFactory-blocking.tentative.html.ini
@ -1,12 +0,0 @@
-[TrustedTypePolicyFactory-blocking.tentative.html]
-  [Block Trusted Type policy creation by event listener.]
-    expected: FAIL
-
-  [Trusted Type policy creation.]
-    expected: FAIL
-
-  [Block only default Trusted Type policy creation.]
-    expected: FAIL
-
-  [Policy creation called before addEventListener function will not reached the listener.]
-    expected: FAIL
--- a/tests/wpt/meta/trusted-types/trusted-types-navigation.html.ini
+++ b/tests/wpt/meta/trusted-types/trusted-types-navigation.html.ini
@ -50,18 +50,14 @@


 [trusted-types-navigation.html?31-35]
-  expected: TIMEOUT
-  [Navigate a frame via form-submission with javascript:-urls w/ default policy in report-only mode.]
-    expected: TIMEOUT
-
  [Navigate a window via form-submission with javascript:-urls w/ a default policy throwing an exception in enforcing mode.]
-    expected: NOTRUN
+    expected: FAIL

  [Navigate a window via form-submission with javascript:-urls w/ a default policy throwing an exception in report-only mode.]
-    expected: NOTRUN
+    expected: FAIL

  [Navigate a window via form-submission with javascript:-urls w/ a default policy making the URL invalid in enforcing mode.]
-    expected: NOTRUN
+    expected: FAIL

  [Navigate a frame via form-submission with javascript:-urls in report-only mode.]
    expected: FAIL
@ -76,23 +72,23 @@
  [Navigate a frame via form-submission with javascript:-urls in enforcing mode.]
    expected: FAIL

-  [Navigate a frame via form-submission with javascript:-urls w/ default policy in enforcing mode.]
+  [Navigate a window via form-submission with javascript:-urls in report-only mode.]
    expected: FAIL


 [trusted-types-navigation.html?06-10]
-  expected: CRASH
+  expected: TIMEOUT
  [Navigate a frame via anchor with javascript:-urls in report-only mode.]
    expected: FAIL

  [Navigate a frame via anchor with javascript:-urls w/ default policy in report-only mode.]
-    expected: FAIL
+    expected: TIMEOUT

  [Navigate a window via anchor with javascript:-urls w/ a default policy throwing an exception in enforcing mode.]
-    expected: FAIL
+    expected: NOTRUN

  [Navigate a window via anchor with javascript:-urls w/ a default policy throwing an exception in report-only mode.]
-    expected: FAIL
+    expected: NOTRUN


 [trusted-types-navigation.html?11-15]
@ -154,3 +150,6 @@

  [Navigate a frame via anchor with javascript:-urls in enforcing mode.]
    expected: FAIL
+
+  [Navigate a window via anchor with javascript:-urls in report-only mode.]
+    expected: FAIL
--- a/tests/wpt/meta/webaudio/the-audio-api/the-audiobuffersourcenode-interface/active-processing.https.html.ini
+++ b/tests/wpt/meta/webaudio/the-audio-api/the-audiobuffersourcenode-interface/active-processing.https.html.ini
@ -1,3 +1,6 @@
 [active-processing.https.html]
  [Executing "Setup graph"]
    expected: FAIL
+
+  [Setup graph with AudioWorklet and AudioBufferSourceNode]
+    expected: FAIL
--- a/tests/wpt/meta/webaudio/the-audio-api/the-audioparam-interface/adding-events.html.ini
+++ b/tests/wpt/meta/webaudio/the-audio-api/the-audioparam-interface/adding-events.html.ini
@ -4,3 +4,9 @@

  [Executing "expoRamp"]
    expected: FAIL
+
+  [linearRamp: Insert linearRamp after running for some time]
+    expected: FAIL
+
+  [exponentialRamp: Insert exponentialRamp after running for some time]
+    expected: FAIL
--- a/tests/wpt/meta/webaudio/the-audio-api/the-channelmergernode-interface/active-processing.https.html.ini
+++ b/tests/wpt/meta/webaudio/the-audio-api/the-channelmergernode-interface/active-processing.https.html.ini
@ -4,3 +4,9 @@

  [Executing "test"]
    expected: FAIL
+
+  [initialize: AudioWorklet module loading]
+    expected: FAIL
+
+  [test: Active processing emits expected channel-count changes]
+    expected: FAIL
--- a/tests/wpt/meta/webdriver/tests/classic/perform_actions/navigation.py.ini
+++ b/tests/wpt/meta/webdriver/tests/classic/perform_actions/navigation.py.ini
@ -1,2 +0,0 @@
-[navigation.py]
-  expected: TIMEOUT
--- a/tests/wpt/meta/webdriver/tests/classic/take_element_screenshot/scroll_into_view.py.ini
+++ b/tests/wpt/meta/webdriver/tests/classic/take_element_screenshot/scroll_into_view.py.ini
@ -0,0 +1,3 @@
+[scroll_into_view.py]
+  [test_scroll_into_view]
+    expected: FAIL
--- a/tests/wpt/meta/webxr/render_state_update.https.html.ini
+++ b/tests/wpt/meta/webxr/render_state_update.https.html.ini
@ -0,0 +1,2 @@
+[render_state_update.https.html]
+  expected: ERROR
--- a/tests/wpt/tests/.azure-pipelines.yml
+++ b/tests/wpt/tests/.azure-pipelines.yml
@ -158,7 +158,7 @@ jobs:
  dependsOn: decision
  condition: dependencies.decision.outputs['test_jobs.tools_unittest']
  pool:
-    vmImage: 'windows-2019'
+    vmImage: 'windows-latest'
  variables:
    HYPOTHESIS_PROFILE: ci
  steps:
@ -177,7 +177,7 @@ jobs:
  dependsOn: decision
  condition: dependencies.decision.outputs['test_jobs.tools_unittest']
  pool:
-    vmImage: 'windows-2019'
+    vmImage: 'windows-latest'
  steps:
  - task: UsePythonVersion@0
    inputs:
@ -194,7 +194,7 @@ jobs:
  dependsOn: decision
  condition: dependencies.decision.outputs['test_jobs.wptrunner_unittest']
  pool:
-    vmImage: 'windows-2019'
+    vmImage: 'windows-latest'
  steps:
  - task: UsePythonVersion@0
    inputs:
@ -211,7 +211,7 @@ jobs:
  dependsOn: decision
  condition: dependencies.decision.outputs['test_jobs.wptrunner_unittest']
  pool:
-    vmImage: 'windows-2019'
+    vmImage: 'windows-latest'
  steps:
  - task: UsePythonVersion@0
    inputs:
@ -228,7 +228,7 @@ jobs:
  dependsOn: decision
  condition: dependencies.decision.outputs['test_jobs.wpt_integration']
  pool:
-    vmImage: 'windows-2019'
+    vmImage: 'windows-latest'
  steps:
  # full checkout required
  - task: UsePythonVersion@0
@ -250,7 +250,7 @@ jobs:
  dependsOn: decision
  condition: dependencies.decision.outputs['test_jobs.wpt_integration']
  pool:
-    vmImage: 'windows-2019'
+    vmImage: 'windows-latest'
  steps:
  # full checkout required
  - task: UsePythonVersion@0
@ -274,10 +274,10 @@ jobs:
       eq(variables['Build.SourceBranch'], 'refs/heads/triggers/edge_stable'),
       and(eq(variables['Build.Reason'], 'Manual'), variables['run_all_edge_stable']))
  strategy:
-    parallel: 8 # chosen to make runtime ~2h
+    parallel: 10 # chosen to make runtime ~2h
  timeoutInMinutes: 180
  pool:
-    vmImage: 'windows-2019'
+    vmImage: 'windows-latest'
  steps:
  - task: UsePythonVersion@0
    inputs:
@ -310,10 +310,10 @@ jobs:
       eq(variables['Build.SourceBranch'], 'refs/heads/triggers/edge_dev'),
       and(eq(variables['Build.Reason'], 'Manual'), variables['run_all_edge_dev']))
  strategy:
-    parallel: 8 # chosen to make runtime ~2h
+    parallel: 10 # chosen to make runtime ~2h
  timeoutInMinutes: 180
  pool:
-    vmImage: 'windows-2019'
+    vmImage: 'windows-latest'
  steps:
  - task: UsePythonVersion@0
    inputs:
@ -324,6 +324,7 @@ jobs:
  - template: tools/ci/azure/install_edge.yml
    parameters:
      channel: dev
+  - template: tools/ci/azure/configure_watson.yml
  - template: tools/ci/azure/update_hosts.yml
  - template: tools/ci/azure/update_manifest.yml
  - script: python ./wpt run --yes --no-manifest-update --no-restart-on-unexpected --no-fail-on-unexpected --install-fonts --this-chunk $(System.JobPositionInPhase) --total-chunks $(System.TotalJobsInPhase) --chunk-type hash --log-wptreport $(Build.ArtifactStagingDirectory)/wpt_report_$(System.JobPositionInPhase).json --log-wptscreenshot $(Build.ArtifactStagingDirectory)/wpt_screenshot_$(System.JobPositionInPhase).txt --log-mach - --log-mach-level info --channel dev edge
@ -346,10 +347,10 @@ jobs:
       eq(variables['Build.SourceBranch'], 'refs/heads/triggers/edge_canary'),
       and(eq(variables['Build.Reason'], 'Manual'), variables['run_all_edge_canary']))
  strategy:
-    parallel: 8 # chosen to make runtime ~2h
+    parallel: 10 # chosen to make runtime ~2h
  timeoutInMinutes: 180
  pool:
-    vmImage: 'windows-2019'
+    vmImage: 'windows-latest'
  steps:
  - task: UsePythonVersion@0
    inputs:
--- a/tests/wpt/tests/.well-known/device-bound-sessions
+++ b/tests/wpt/tests/.well-known/device-bound-sessions
@ -21,5 +21,5 @@ def main(request, response):
        response_body = {
            "provider_origin": provider_origin,
        }
-    return (200, [('Content-Type', 'application/json'), ('Set-Cookie', 'well_known_fetched=true; Path=/device-bound-session-credentials')],
+    return (200, [('Content-Type', 'application/json')],
            json.dumps(response_body))
--- a/tests/wpt/tests/FileAPI/blob/Blob-newobject.any.js
+++ b/tests/wpt/tests/FileAPI/blob/Blob-newobject.any.js
@ -0,0 +1,12 @@
+// META: title=Blob methods return new objects ([NewObject])
+// META: global=window,worker
+'use strict';
+
+['stream', 'text', 'arrayBuffer', 'bytes'].forEach(method => {
+  test(() => {
+    const blob = new Blob(['PASS']);
+    const a = blob[method]();
+    const b = blob[method]();
+    assert_not_equals(a, b, `Blob.${method}() must return a new object`);
+  }, `Blob.${method}() returns [NewObject]`);
+});
--- a/tests/wpt/tests/console/WEB_FEATURES.yml
+++ b/tests/wpt/tests/console/WEB_FEATURES.yml
@ -0,0 +1,3 @@
+features:
+- name: console
+  files: "**"
--- a/tests/wpt/tests/container-timing/tentative/containertiming-body-with-child-img.html
+++ b/tests/wpt/tests/container-timing/tentative/containertiming-body-with-child-img.html
@ -26,16 +26,14 @@ body {
      })
    );
    observer.observe({entryTypes: ['container']});
-    // Add the image during onload to be sure that the observer is registered
-    // in time.
-    window.onload = () => {
+
    // Add image of width equal to 100 and height equal to 100.
    const img = document.createElement('img');
    img.src = '/container-timing/resources/square100.png';
    img.setAttribute('id', 'img_id');
    document.body.appendChild(img);
+
    beforeRender = performance.now();
-    };
  }, 'Body with containertiming observed reports children image paints.');
 </script>

--- a/tests/wpt/tests/container-timing/tentative/containertiming-img-itself.html
+++ b/tests/wpt/tests/container-timing/tentative/containertiming-img-itself.html
@ -25,17 +25,15 @@ body {
      })
    );
    observer.observe({entryTypes: ['container']});
-    // Add the image during onload to be sure that the observer is registered
-    // in time.
-    window.onload = () => {
+
    // Add image of width equal to 100 and height equal to 100.
    const img = document.createElement('img');
    img.src = '/container-timing/resources/square100.png';
    img.setAttribute('containertiming', 'image_ct');
    img.setAttribute('id', 'my_id');
    document.body.appendChild(img);
+
    beforeRender = performance.now();
-    };
  }, 'Element with containertiming attribute is observable and reports the image paint.');
 </script>

--- a/tests/wpt/tests/container-timing/tentative/containertiming-observe-after-paint-with-buffering.html
+++ b/tests/wpt/tests/container-timing/tentative/containertiming-observe-after-paint-with-buffering.html
@ -27,17 +27,15 @@ body {
      );
      observer.observe({type: 'container', buffered: true });
    }, 2000);
-    // Add the image during onload to be sure that the observer is registered
-    // in time.
-    window.onload = () => {
+
    // Add image of width equal to 100 and height equal to 100.
    const img = document.createElement('img');
    img.src = '/container-timing/resources/square100.png';
    img.setAttribute('containertiming', 'image_ct');
    img.setAttribute('id', 'my_id');
    document.body.appendChild(img);
+
    beforeRender = performance.now();
-    };
  }, 'Paint is reported when observation starts after image paint if buffering is enabled.');
 </script>

--- a/tests/wpt/tests/container-timing/tentative/containertiming-observe-after-paint-without-buffering.html
+++ b/tests/wpt/tests/container-timing/tentative/containertiming-observe-after-paint-without-buffering.html
@ -12,7 +12,6 @@ body {
 <script src="/container-timing/resources/container-timing-helpers.js"></script>
 <script src="/element-timing/resources/element-timing-helpers.js"></script>
 <script>
-  let beforeRender;
  async_test(function (t) {
    assert_implements(window.PerformanceContainerTiming, "PerformanceContainerTiming is not implemented");
    t.step_timeout(() => {
@ -26,17 +25,13 @@ body {
        t.done();
      }, 2000);
    }, 2000);
-    // Add the image during onload to be sure that the observer is registered
-    // in time.
-    window.onload = () => {
+
    // Add image of width equal to 100 and height equal to 100.
    const img = document.createElement('img');
    img.src = '/container-timing/resources/square100.png';
    img.setAttribute('containertiming', 'image_ct');
    img.setAttribute('id', 'my_id');
    document.body.appendChild(img);
-      beforeRender = performance.now();
-    };
  }, 'containertiming does not report paints before observing if buffering is disabled.');
 </script>

--- a/tests/wpt/tests/container-timing/tentative/containertiming-observe-no-paint.html
+++ b/tests/wpt/tests/container-timing/tentative/containertiming-observe-no-paint.html
@ -20,17 +20,14 @@ body {
      }
    );
    observer.observe({entryTypes: ['container']});
-    t.step_timeout(() => {
-      t.done();
-    }, 2000);
-    // Add the image during onload to be sure that the observer is registered
-    // in time.
-    window.onload = () => {
+
+    finishOnElementTiming(t);
+
    const div = document.createElement('div');
    div.setAttribute('containertiming', 'div_ct');
    document.body.appendChild(div);
-      beforeRender = performance.now();
-    };
+
+    addPaintingElementTimingAfterDoubleRAF(document.body);
  }, 'Container timing did not report paints when there was nothing to paint.');
 </script>

--- a/tests/wpt/tests/container-timing/tentative/containertiming-text-itself.html
+++ b/tests/wpt/tests/container-timing/tentative/containertiming-text-itself.html
@ -23,16 +23,14 @@ body {
      })
    );
    observer.observe({entryTypes: ['container']});
-    // Add the text during onload to be sure that the observer is registered
-    // in time.
-    window.onload = () => {
+
    const p = document.createElement('p');
    p.setAttribute('containertiming', 'p_ct');
    p.id = 'my_id';
    p.innerText = "This is a text";
    document.body.appendChild(p);
+
    beforeRender = performance.now();
-    };
  }, 'Element with containertiming attribute is observable and reports the text paint.');
 </script>

--- a/tests/wpt/tests/container-timing/tentative/containertiming-two-overlapping-imgs.html
+++ b/tests/wpt/tests/container-timing/tentative/containertiming-two-overlapping-imgs.html
@ -26,9 +26,7 @@ body {
      })
    );
    observer.observe({entryTypes: ['container']});
-    // Add the image during onload to be sure that the observer is registered
-    // in time.
-    window.onload = () => {
+
    // Add a div that is the container timing root
    const div = document.createElement('div');
    div.setAttribute('containertiming', 'div_ct');
@ -50,7 +48,6 @@ body {
    div.appendChild(img2);

    beforeRender = performance.now();
-    };
  }, 'Overlapping images report to containertiming.');
 </script>

--- a/tests/wpt/tests/container-timing/tentative/containertiming-with-child-img.html
+++ b/tests/wpt/tests/container-timing/tentative/containertiming-with-child-img.html
@ -25,20 +25,19 @@ body {
      })
    );
    observer.observe({entryTypes: ['container']});
-    // Add the image during onload to be sure that the observer is registered
-    // in time.
-    window.onload = () => {
+
    // Add a div that is the container timing root
    const div = document.createElement('div');
    div.setAttribute('containertiming', 'div_ct');
    document.body.appendChild(div);
+
    // Add image of width equal to 100 and height equal to 100.
    const img = document.createElement('img');
    img.src = '/container-timing/resources/square100.png';
    img.setAttribute('id', 'img_id');
    div.appendChild(img);
+
    beforeRender = performance.now();
-    };
  }, 'Paint of the image child of container timing is reported.');
 </script>

--- a/tests/wpt/tests/container-timing/tentative/containertiming-with-child-text.html
+++ b/tests/wpt/tests/container-timing/tentative/containertiming-with-child-text.html
@ -23,9 +23,7 @@ body {
      })
    );
    observer.observe({entryTypes: ['container']});
-    // Add the text during onload to be sure that the observer is registered
-    // in time.
-    window.onload = () => {
+
    // Add a div that is the container timing root
    const div = document.createElement('div');
    div.setAttribute('containertiming', 'div_ct');
@ -35,8 +33,8 @@ body {
    p.id = 'p_id';
    p.innerText = "This is a text";
    div.appendChild(p);
+
    beforeRender = performance.now();
-    };
  }, 'Paint of the text child of container timing is reported.');
 </script>

--- a/tests/wpt/tests/container-timing/tentative/img-not-child-of-container-timing.html
+++ b/tests/wpt/tests/container-timing/tentative/img-not-child-of-container-timing.html
@ -21,23 +21,20 @@ body {
    );
    observer.observe({entryTypes: ['container']});

-    // Wait 2 seconds for observations, then finish successfully
-    t.step_timeout(() => {
-      t.done();
-    }, 2000);
-    // Add the image during onload to be sure that the observer is registered
-    // in time.
-    window.onload = () => {
+    finishOnElementTiming(t);
+
    // Add a div that is the container timing root
    const div = document.createElement('div');
    div.setAttribute('containertiming', 'div_ct');
    document.body.appendChild(div);
+
    // Add image of width equal to 100 and height equal to 100.
    const img = document.createElement('img');
    img.src = '/container-timing/resources/square100.png';
    img.setAttribute('id', 'img_id');
    document.body.appendChild(img);
-    };
+
+    addPaintingElementTimingAfterDoubleRAF(document.body);
  }, 'Containertiming observed without paintable contents and an image outside does not report observations.');
 </script>

--- a/tests/wpt/tests/container-timing/tentative/nested-containertiming-child-img.html
+++ b/tests/wpt/tests/container-timing/tentative/nested-containertiming-child-img.html
@ -25,9 +25,7 @@ body {
      })
    );
    observer.observe({entryTypes: ['container']});
-    // Add the image during onload to be sure that the observer is registered
-    // in time.
-    window.onload = () => {
+
    // Add a div that is the container timing root
    const div1 = document.createElement('div');
    div1.setAttribute('containertiming', 'div1_ct');
@ -43,8 +41,8 @@ body {
    img.src = '/container-timing/resources/square100.png';
    img.setAttribute('id', 'img_id');
    div2.appendChild(img);
+
    beforeRender = performance.now();
-    };
  }, 'A parent containertiming root with default nesting policy does not get paints from children containertiming roots.');
 </script>

--- a/tests/wpt/tests/content-security-policy/generic/image-document-applies-csp.html
+++ b/tests/wpt/tests/content-security-policy/generic/image-document-applies-csp.html
@ -0,0 +1,26 @@
+<!doctype html>
+<meta charset="utf-8">
+<head>
+  <title>CSP header applied to image document</title>
+  <link rel="help" href="https://github.com/servo/servo/issues/38180">
+  <script src='/resources/testharness.js'></script>
+  <script src="/resources/testharnessreport.js"></script>
+</head>
+<body>
+  <iframe id="iframe" src="../support/pass.png?pipe=header(Content-Security-Policy,default-src 'none')"></iframe>
+  <script>
+    let iframe = document.getElementById("iframe");
+    promise_test(async t => {
+      await t.step_wait(() => {
+        return iframe.contentDocument.querySelector("img") !== null;
+      }, "Wait for image document to be loaded", 5000, 100);
+      return new Promise((resolve, reject) => {
+        let newImg = iframe.contentDocument.createElement("img");
+        newImg.onload = reject;
+        newImg.onerror = resolve;
+        newImg.src = "../support/fail.png";
+        iframe.contentDocument.body.appendChild(newImg);
+      });
+    }, "Image document correctly applies CSP to other subresources.");
+  </script>
+</body>
--- a/tests/wpt/tests/content-security-policy/generic/image-document-ignores-csp-for-loading-main-image-ref.html
+++ b/tests/wpt/tests/content-security-policy/generic/image-document-ignores-csp-for-loading-main-image-ref.html
--- a/tests/wpt/tests/content-security-policy/generic/image-document-ignores-csp-for-loading-main-image.tentative.html
+++ b/tests/wpt/tests/content-security-policy/generic/image-document-ignores-csp-for-loading-main-image.tentative.html
@ -0,0 +1,7 @@
+<!doctype html>
+<meta charset="utf-8">
+<title>CSP header ignored for image in image document</title>
+<link rel="help" href="https://github.com/servo/servo/issues/38180">
+<link rel='match' href='image-document-ignores-csp-for-loading-main-image-ref.html'>
+<link rel="author" title="Josh Matthews" href="mailto:josh@joshmatthews.net">
+<iframe src="../support/pass.png?pipe=header(Content-Security-Policy,default-src 'none')">
--- a/tests/wpt/tests/content-security-policy/generic/image-document-ignores-csp.html
+++ b/tests/wpt/tests/content-security-policy/generic/image-document-ignores-csp.html
@ -1,7 +0,0 @@
-<!doctype html>
-<meta charset="utf-8">
-<title>CSP header ignored for image document</title>
-<link rel="help" href="https://github.com/servo/servo/issues/38180">
-<link rel='match' href='image-document-ignores-csp-ref.html'>
-<link rel="author" title="Josh Matthews" href="mailto:josh@joshmatthews.net">
-<iframe src="../support/pass3.png">
--- a/tests/wpt/tests/content-security-policy/support/pass3.png
+++ b/tests/wpt/tests/content-security-policy/support/pass3.png
--- a/tests/wpt/tests/content-security-policy/support/pass3.png.headers
+++ b/tests/wpt/tests/content-security-policy/support/pass3.png.headers
@ -1 +0,0 @@
-Content-Security-Policy: default-src 'none'
--- a/tests/wpt/tests/css/css-anchor-position/anchor-name-inline-001.html
+++ b/tests/wpt/tests/css/css-anchor-position/anchor-name-inline-001.html
@ -19,14 +19,6 @@
 .abspos {
  position: absolute;
 }
-.columns {
-  column-count: 2;
-  column-fill: auto;
-  column-gap: 10px;
-  column-width: 100px;
-  width: 210px;
-  height: 100px;
-}
 .anchor {
  anchor-name: --a1;
  background: orange;
@ -38,8 +30,8 @@
  background: lime;
 }
 </style>
-<body onload="checkLayoutForAnchorPos('.target')">
-  <div class="container relpos xcolumns">
+<body>
+  <div class="container relpos">
    <div style="height: 150px"></div>
    <div class="relpos">
      <span class="target" data-expected-width=20></span>
@ -55,4 +47,7 @@
      <span class="target" data-expected-width=30></span>
    </div>
  </div>
+  <script>
+  document.fonts.ready.then(() => checkLayoutForAnchorPos('.target'));
+  </script>
 </body>
--- a/tests/wpt/tests/css/css-anchor-position/anchor-scroll-nested.html
+++ b/tests/wpt/tests/css/css-anchor-position/anchor-scroll-nested.html
@ -1,5 +1,6 @@
 <!DOCTYPE html>
 <html class="reftest-wait">
+<meta name="viewport" content="width=device-width,initial-scale=1,minimum-scale=1">
 <title>Tests anchor positioning with nested scroll containers</title>
 <link rel="author" href="mailto:xiaochengh@chromium.org">
 <link rel="help" href="https://drafts.csswg.org/css-anchor-1/">
--- a/tests/wpt/tests/css/css-anchor-position/chrome-443261872.html
+++ b/tests/wpt/tests/css/css-anchor-position/chrome-443261872.html
@ -0,0 +1,34 @@
+<!DOCTYPE html>
+<title>Chrome bug 443261872: style attribute invalidation for tree-scoped anchor-name</title>
+<link rel="help" href="https://drafts.csswg.org/css-anchor-position/#name">
+<link rel="help" href="https://crbug.com/443261872">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<style>
+</style>
+<div id="host">
+  <template shadowrootmode="open">
+    <style>
+      #anchor {
+        width: 100px;
+        height: 100px;
+      }
+      #anchored {
+        position-anchor: --panel-anchor;
+        position: absolute;
+        inset: anchor(top) anchor(right) anchor(bottom) anchor(left);
+      }
+    </style>
+    <div id="anchor" style="anchor-name:--panel-anchor; color:yellow"></div>
+    <div id="anchored"></div>
+  </template>
+</div>
+<script>
+  test(() => {
+    const anchor = host.shadowRoot.querySelector("#anchor");
+    const anchored = host.shadowRoot.querySelector("#anchored");
+    anchored.offsetTop;
+    anchor.style.color = "pink";
+    assert_equals(anchored.offsetWidth, 100);
+  }, "Changing inline style color does not change tree-scope for anchor-name");
+</script>
--- a/tests/wpt/tests/css/css-anchor-position/container-queries/anchored-fallback-position-area-any.tentative.html
+++ b/tests/wpt/tests/css/css-anchor-position/container-queries/anchored-fallback-position-area-any.tentative.html
@ -0,0 +1,43 @@
+<!DOCTYPE html>
+<title>CSS Conditional Test: @container anchored(fallback) matching 'any' &lt;position-area&gt;</title>
+<link rel="help" href="https://drafts.csswg.org/css-anchor-position-2/#anchored-container-queries">
+<link rel="help" href="https://github.com/w3c/csswg-drafts/issues/12610">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="/css/css-conditional/container-queries/support/cq-testcommon.js"></script>
+<style>
+  #anchor {
+    anchor-name: --a;
+    width: 100px;
+    height: 100px;
+  }
+  #anchored {
+    position: absolute;
+    position-anchor: --a;
+    position-area: top;
+    position-try-fallbacks: span-bottom;
+    width: 100px;
+    /* Too tall to fit over the anchor to trigger fallback */
+    height: 100px;
+    container-type: anchored;
+  }
+  #target {
+    @container anchored(fallback: any) { --any: yes; }
+    @container anchored(fallback: any span-bottom) { --any-span-bottom: yes; }
+    @container anchored(fallback: span-end any) { --span-end-any: yes; }
+    @container anchored(fallback: any span-all) { --any-span-all: yes; }
+  }
+</style>
+<div id="anchor"></div>
+<div id="anchored">
+  <div id="target"></div>
+</div>
+<script>
+  test(() => {
+    const style = getComputedStyle(target);
+    assert_equals(style.getPropertyValue("--any"), "yes");
+    assert_equals(style.getPropertyValue("--any-span-bottom"), "yes");
+    assert_equals(style.getPropertyValue("--span-end-any"), "yes");
+    assert_equals(style.getPropertyValue("--any-span-all"), "yes");
+  }, "@container anchored(fallback: <position-area>) querying 'any'");
+</script>
--- a/tests/wpt/tests/css/css-anchor-position/container-queries/at-container-anchored-parsing-any.tentative.html
+++ b/tests/wpt/tests/css/css-anchor-position/container-queries/at-container-anchored-parsing-any.tentative.html
@ -0,0 +1,20 @@
+<!DOCTYPE html>
+<title>CSS Conditional Test: @container anchored query parsing - 'any' position-area</title>
+<link rel="help" href="https://drafts.csswg.org/css-anchor-position-2/#anchored-container-queries">
+<link rel="help" href="https://github.com/w3c/csswg-drafts/issues/12610">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="/css/css-conditional/container-queries/support/cq-testcommon.js"></script>
+<div style="container-name:name;container-type:anchored">
+  <main id="cq-main"></main>
+</div>
+<script>
+  test_cq_condition_known('anchored(fallback: any)');
+  test_cq_condition_known('anchored(fallback: any any)');
+  test_cq_condition_known('anchored(fallback: any top)');
+  test_cq_condition_known('anchored(fallback: center any)');
+  test_cq_condition_known('anchored(fallback: any self-start)');
+  test_cq_condition_known('anchored(fallback: inline-end any)');
+
+  test_cq_condition_unknown('anchored(fallback: any none)');
+</script>
--- a/tests/wpt/tests/css/css-anchor-position/pseudo-element-implicit-anchor-center.html
+++ b/tests/wpt/tests/css/css-anchor-position/pseudo-element-implicit-anchor-center.html
@ -0,0 +1,35 @@
+<!DOCTYPE html>
+<title>CSS Anchor Positioning: Originating element implicit anchor for pseudo elements using anchor-center</title>
+<link rel="help" href="https://drafts.csswg.org/css-anchor-position-1/#implicit">
+<link rel="match" href="/css/reference/ref-filled-green-100px-square-only.html">
+<style>
+  #anchor {
+    display: flow-root;
+    margin-left: -50px;
+    margin-top: -50px;
+    width: 200px;
+    height: 200px;
+  }
+  #anchor::after {
+    content: "";
+    position: absolute;
+    width: 100px;
+    height: 100px;
+    background: green;
+    /* Should be centered inside #anchor */
+    place-self: anchor-center;
+  }
+  #ref {
+    margin-left: 50px;
+    margin-top: 50px;
+    width: 100px;
+    height: 100px;
+    background-color: red;
+  }
+</style>
+<p>Test passes if there is a filled green square.</p>
+<div id="wrapper">
+  <div id="anchor">
+    <div id="ref"></div>
+  </div>
+</div>
--- a/tests/wpt/tests/css/css-anchor-position/reference/anchor-scroll-nested-ref.html
+++ b/tests/wpt/tests/css/css-anchor-position/reference/anchor-scroll-nested-ref.html
@ -1,5 +1,6 @@
 <!DOCTYPE html>
 <title>Tests anchor positioned scrolling with nested scroll containers</title>
+<meta name="viewport" content="width=device-width,initial-scale=1,minimum-scale=1">
 <link rel="author" href="mailto:xiaochengh@chromium.org">
 <link rel="help" href="https://drafts.csswg.org/css-anchor-1/">
 <style>
--- a/tests/wpt/tests/css/css-box/margin-trim/WEB_FEATURES.yml
+++ b/tests/wpt/tests/css/css-box/margin-trim/WEB_FEATURES.yml
@ -0,0 +1,3 @@
+features:
+- name: margin-trim
+  files: "**"
--- a/tests/wpt/tests/css/css-cascade/scope-invalidation.html
+++ b/tests/wpt/tests/css/css-cascade/scope-invalidation.html
@ -861,12 +861,9 @@ test_scope_invalidation(document.currentScript, () => {
  assert_green(c);
  let scope_rule = main.querySelector('style').sheet.cssRules[1];
  assert_true(scope_rule instanceof CSSScopeRule);
-  // Note: relative selectors imply a :where(:scope) selector to the left,
-  // which is observably different from an implicit '&' selector through
-  // specificity.
  scope_rule.cssRules[0].selectorText = '> .b'; /* Still (0, 1, 0) */
-  scope_rule.cssRules[1].selectorText = '& > .c'; /* (0, 3, 0) */
+  scope_rule.cssRules[1].selectorText = '& > .c'; /* Still (0, 1, 0) */
  assert_green(b);
-  assert_red(c);
-}, 'Relative selectors set with selectorText are relative to :scope, not &');
+  assert_green(c);
+}, 'Relative selectors set with selectorText are relative to :scope and &');
 </script>
--- a/tests/wpt/tests/css/css-cascade/scope-nesting.html
+++ b/tests/wpt/tests/css/css-cascade/scope-nesting.html
@ -2,6 +2,7 @@
 <title>@scope - nesting (&)</title>
 <link rel="help" href="https://drafts.csswg.org/css-cascade-6/#scope-atrule">
 <link rel="help" href="https://drafts.csswg.org/css-nesting-1/#nest-selector">
+<link rel="help" href="https://github.com/w3c/csswg-drafts/issues/9740">
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <main id=main></main>
@ -9,12 +10,18 @@
 <template id=test_nest_scope_end>
  <div>
    <style>
-      @scope (.a) to (& > &) {
-        * { z-index:1; }
+      /* (& > .b) behaves like (:where(:scope) > .b), due & mapping to :where(:scope).*/
+      @scope (.a) to (& > .b) {
+        :scope { z-index:1; }
+      }
+
+      /* Should not match, since <scope-end> refers to the scope itself. */
+      @scope (.a) to (.b&) {
+        :scope { z-index:42; }
      }
    </style>
-    <div class=a> <!-- This scope is limited by the element below. -->
-      <div class=a> <!-- This scope is limited by its own root. -->
+    <div class="a b">
+      <div class=b>
        <div id=below></div>
      </div>
    </div>
@ -25,7 +32,10 @@
 test((t) => {
  t.add_cleanup(() => main.replaceChildren());
  main.append(test_nest_scope_end.content.cloneNode(true));
-
+  let a = document.querySelector('.a');
+  let b = document.querySelector('.a > .b');
+  assert_equals(getComputedStyle(a).zIndex, '1');
+  assert_equals(getComputedStyle(b).zIndex, 'auto');
  assert_equals(getComputedStyle(below).zIndex, 'auto');
  assert_equals(getComputedStyle(outside).zIndex, 'auto');
 }, 'Nesting-selector in <scope-end>');
@ -97,16 +107,16 @@ test((t) => {
 <template id=test_inner_nest>
  <div>
    <style>
-      @scope (.a) {
-        & + & {
+      @scope (#div) {
+        & {
          z-index: 1;
+          & {
+            z-index: 2;
+          }
        }
      }
    </style>
-    <div class=a>
-      <div id=inner1 class=a></div>
-      <div id=inner2 class=a></div>
-    </div>
+    <div id=div></div>
  </div>
 </template>
 <script>
@ -114,9 +124,8 @@ test((t) => {
  t.add_cleanup(() => main.replaceChildren());
  main.append(test_inner_nest.content.cloneNode(true));

-  assert_equals(getComputedStyle(inner1).zIndex, 'auto');
-  assert_equals(getComputedStyle(inner2).zIndex, '1');
-}, 'Nesting-selector in the scope\'s <stylesheet>');
+  assert_equals(getComputedStyle(div).zIndex, '2');
+}, 'Nested nesting-selectors within scope\'s <stylesheet> select inclusive descendants of the scope root');
 </script>

 <template id=test_parent_in_pseudo_scope>
@ -227,38 +236,6 @@ test((t) => {
 }, 'Parent pseudo class within scope-start');
 </script>

-<template id=test_parent_pseudo_in_nested_scope_end>
-  <div>
-    <style>
-      .a {
-        /* Note that & in <scope-end> refers to <scope-start>,
-           not the outer style rule. */
-        @scope (&.b) to (&.c) {
-           :scope, * { z-index: 1; }
-        }
-      }
-    </style>
-    <div class="a b">
-      <div class="a c">
-        <div class="a b c">
-        </div>
-      </div>
-    </div>
-  </div>
-</template>
-<script>
-test((t) => {
-  t.add_cleanup(() => main.replaceChildren());
-  main.append(test_parent_pseudo_in_nested_scope_end.content.cloneNode(true));
-
-  let ab = document.querySelector('.a.b:not(.c)');
-  let ac = document.querySelector('.a.c:not(.b)');
-  let abc = document.querySelector('.a.b.c');
-  assert_equals(getComputedStyle(ab).zIndex, '1');
-  assert_equals(getComputedStyle(ac).zIndex, '1');
-  assert_equals(getComputedStyle(abc).zIndex, 'auto', 'limit element is not in scope');
-}, 'Parent pseudo class within scope-end');
-</script>

 <template id=test_parent_pseudo_in_nested_scope_body>
  <div>
@ -621,7 +598,12 @@ test((t) => {
  main.append(test_insert_ampersand_rule_within_scope.content.cloneNode(true));
  assert_equals(getComputedStyle(child).color, 'rgb(255, 0, 0)');
  let scope_rule = main.querySelector('style').sheet.cssRules[0].cssRules[0];
-  scope_rule.insertRule('& #child { color: green; }');
+  // & does not add specificity - inserting it up front does nothing...
+  scope_rule.insertRule('& #child { color: green; }', 0);
+  assert_equals(getComputedStyle(child).color, 'rgb(255, 0, 0)');
+  scope_rule.deleteRule(0);
+  // ... But inserting it at the end makes it win by order of appearance.
+  scope_rule.insertRule('& #child { color: green; }', scope_rule.cssRules.length);
  assert_equals(getComputedStyle(child).color, 'rgb(0, 128, 0)');
 }, 'Insert a nested style rule within @scope, &');
 </script>
--- a/tests/wpt/tests/css/css-cascade/scope-specificity.html
+++ b/tests/wpt/tests/css/css-cascade/scope-specificity.html
@ -79,15 +79,14 @@ test_scope_specificity(['@scope (#main) to (.b)', '.a'], '.a');
 test_scope_specificity(['@scope (#main, .foo, .bar)', '#a'], '#a');
 test_scope_specificity(['@scope (#main)', 'div.b'], 'div.b');
 test_scope_specificity(['@scope (#main)', ':scope .b'], '.a .b');
-// Inherit the specificity of the scope-start selector.
-test_scope_specificity(['@scope (#main)', '& .b'], '#main .b');
+// & behaves like :where(:scope) - No specificity is added.
+// See https://github.com/w3c/csswg-drafts/issues/9740
+test_scope_specificity(['@scope (#main)', '& .b'], ':where(#main) .b');
 test_scope_specificity(['@scope (#main)', 'div .b'], 'div .b');
 test_scope_specificity(['@scope (#main)', '@scope (.a)', '.b'], '.b');
 // Explicit `:scope` adds specficity.
 test_scope_specificity(['@scope (#main)', ':scope .b'], ':scope .b');
-// Using & in scoped style with implicit scope root matches the same elements
-// as `:scope`, but does not add any specificity.
-// https://github.com/w3c/csswg-drafts/issues/10196
+// & behaves like :where(:scope), even for implicit scope roots.
 test_scope_specificity(['@scope', '& .b'], ':where(:scope) .b', styleImplicit);
 // Using relative selector syntax does not add specificity
 test_scope_specificity(['@scope (#main)', '> .a'], ':where(#main) > .a');
--- a/tests/wpt/tests/css/css-cascade/scope-visited-ref.html
+++ b/tests/wpt/tests/css/css-cascade/scope-visited-ref.html
@ -91,6 +91,8 @@
  // Insert inner <a> with JS, since the parser can't produce this result.
  let inner_a = document.createElement('a');
  inner_a.setAttribute('href', '');
+  inner_a.setAttribute('class', 'with_class_inner');
+  inner_a.setAttribute('style', 'color: green');
  inner_a.textContent = 'Visited2';
  outer_visited.append(inner_a);
 </script>
--- a/tests/wpt/tests/css/css-cascade/scope-visited.html
+++ b/tests/wpt/tests/css/css-cascade/scope-visited.html
@ -186,7 +186,7 @@
  <template shadowrootmode=open>
    <main>
      Main
-      <a href="">
+      <a href="" class="with_class_outer">
        Visited1
      </a>
    </main>
@ -198,6 +198,17 @@
      @scope (:visited) {
        :scope > :visited { background-color: coral; }
      }
+      @scope (:visited) {
+        :visited > :scope { background-color: lightgrey; }
+      }
+      @scope(.with_class_inner) {
+        :visited > :scope { color: yellow;  }
+      }
+
+      /* Should match */
+      @scope(.with_class_outer) {
+        :scope > :visited { color: green; }
+      }
    </style>
  </template>
 </div>
@ -207,8 +218,10 @@
    // Insert the inner :visited link with JS, since the parser
    // can't produce this.
    let outer_a = visited_in_visited.shadowRoot.querySelector('main > a');
+
    let inner_a = document.createElement('a');
    inner_a.setAttribute('href', '');
+    inner_a.setAttribute('class', 'with_class_inner');
    inner_a.textContent = 'Visited2';
    outer_a.append(inner_a);
  }
--- a/tests/wpt/tests/css/css-color/parsing/color-computed-color-mix-function.html
+++ b/tests/wpt/tests/css/css-color/parsing/color-computed-color-mix-function.html
@ -444,50 +444,53 @@
    fuzzy_test_computed_color(`color-mix(in lab, lab(10 20 30 / 25%) 0%, lab(50 none none / 0.5))`, `lab(50 20 30 / 0.5)`);

    // oklab()
-    fuzzy_test_computed_color(`color-mix(in oklab, oklab(0.1 0.2 0.3), oklab(0.5 0.6 0.7))`, `oklab(0.3 0.4 0.5)`);
-    fuzzy_test_computed_color(`color-mix(in oklab, oklab(0.1 0.2 0.3) 25%, oklab(0.5 0.6 0.7))`, `oklab(0.4 0.5 0.6)`);
-    fuzzy_test_computed_color(`color-mix(in oklab, 25% oklab(0.1 0.2 0.3), oklab(0.5 0.6 0.7))`, `oklab(0.4 0.5 0.6)`);
-    fuzzy_test_computed_color(`color-mix(in oklab, oklab(0.1 0.2 0.3), 25% oklab(0.5 0.6 0.7))`, `oklab(0.2 0.3 0.4)`);
-    fuzzy_test_computed_color(`color-mix(in oklab, oklab(0.1 0.2 0.3), oklab(0.5 0.6 0.7) 25%)`, `oklab(0.2 0.3 0.4)`);
-    fuzzy_test_computed_color(`color-mix(in oklab, oklab(0.1 0.2 0.3) 25%, oklab(0.5 0.6 0.7) 75%)`, `oklab(0.4 0.5 0.6)`);
-    fuzzy_test_computed_color(`color-mix(in oklab, oklab(0.1 0.2 0.3) 30%, oklab(0.5 0.6 0.7) 90%)`, `oklab(0.4 0.5 0.6)`); // Scale down > 100% sum.
-    fuzzy_test_computed_color(`color-mix(in oklab, oklab(0.1 0.2 0.3) 12.5%, oklab(0.5 0.6 0.7) 37.5%)`, `oklab(0.4 0.5 0.6 / 0.5)`); // Scale up < 100% sum, causes alpha multiplication.
-    fuzzy_test_computed_color(`color-mix(in oklab, oklab(0.1 0.2 0.3) 0%, oklab(0.5 0.6 0.7))`, `oklab(0.5 0.6 0.7)`);
+    // Absence of colorspace means OKLab.
+    for (const colorSpace of ["", "in oklab, "]) {
+        fuzzy_test_computed_color(`color-mix(${colorSpace}oklab(0.1 0.2 0.3), oklab(0.5 0.6 0.7))`, `oklab(0.3 0.4 0.5)`);
+        fuzzy_test_computed_color(`color-mix(${colorSpace}oklab(0.1 0.2 0.3) 25%, oklab(0.5 0.6 0.7))`, `oklab(0.4 0.5 0.6)`);
+        fuzzy_test_computed_color(`color-mix(${colorSpace}25% oklab(0.1 0.2 0.3), oklab(0.5 0.6 0.7))`, `oklab(0.4 0.5 0.6)`);
+        fuzzy_test_computed_color(`color-mix(${colorSpace}oklab(0.1 0.2 0.3), 25% oklab(0.5 0.6 0.7))`, `oklab(0.2 0.3 0.4)`);
+        fuzzy_test_computed_color(`color-mix(${colorSpace}oklab(0.1 0.2 0.3), oklab(0.5 0.6 0.7) 25%)`, `oklab(0.2 0.3 0.4)`);
+        fuzzy_test_computed_color(`color-mix(${colorSpace}oklab(0.1 0.2 0.3) 25%, oklab(0.5 0.6 0.7) 75%)`, `oklab(0.4 0.5 0.6)`);
+        fuzzy_test_computed_color(`color-mix(${colorSpace}oklab(0.1 0.2 0.3) 30%, oklab(0.5 0.6 0.7) 90%)`, `oklab(0.4 0.5 0.6)`); // Scale down > 100% sum.
+        fuzzy_test_computed_color(`color-mix(${colorSpace}oklab(0.1 0.2 0.3) 12.5%, oklab(0.5 0.6 0.7) 37.5%)`, `oklab(0.4 0.5 0.6 / 0.5)`); // Scale up < 100% sum, causes alpha multiplication.
+        fuzzy_test_computed_color(`color-mix(${colorSpace}oklab(0.1 0.2 0.3) 0%, oklab(0.5 0.6 0.7))`, `oklab(0.5 0.6 0.7)`);

-    fuzzy_test_computed_color(`color-mix(in oklab, oklab(0.1 0.2 0.3 / .4), oklab(0.5 0.6 0.7 / .8))`, `oklab(0.36666664 0.46666664 0.56666664 / 0.6)`);
-    fuzzy_test_computed_color(`color-mix(in oklab, oklab(0.1 0.2 0.3 / .4) 25%, oklab(0.5 0.6 0.7 / .8))`, `oklab(0.44285713 0.54285717 0.6428571 / 0.7)`);
-    fuzzy_test_computed_color(`color-mix(in oklab, 25% oklab(0.1 0.2 0.3 / .4), oklab(0.5 0.6 0.7 / .8))`, `oklab(0.44285713 0.54285717 0.6428571 / 0.7)`);
-    fuzzy_test_computed_color(`color-mix(in oklab, oklab(0.1 0.2 0.3 / .4), 25% oklab(0.5 0.6 0.7 / .8))`, `oklab(0.26 0.36 0.46 / 0.5)`);
-    fuzzy_test_computed_color(`color-mix(in oklab, oklab(0.1 0.2 0.3 / .4), oklab(0.5 0.6 0.7 / .8) 25%)`, `oklab(0.26 0.36 0.46 / 0.5)`);
-    fuzzy_test_computed_color(`color-mix(in oklab, oklab(0.1 0.2 0.3 / .4) 25%, oklab(0.5 0.6 0.7 / .8) 75%)`, `oklab(0.44285713 0.54285717 0.6428571 / 0.7)`);
-    fuzzy_test_computed_color(`color-mix(in oklab, oklab(0.1 0.2 0.3 / .4) 30%, oklab(0.5 0.6 0.7 / .8) 90%)`, `oklab(0.44285713 0.54285717 0.6428571 / 0.7)`); // Scale down > 100% sum.
-    fuzzy_test_computed_color(`color-mix(in oklab, oklab(0.1 0.2 0.3 / .4) 12.5%, oklab(0.5 0.6 0.7 / .8) 37.5%)`, `oklab(0.44285713 0.54285717 0.6428571 / 0.35)`); // Scale up < 100% sum, causes alpha multiplication.
-    fuzzy_test_computed_color(`color-mix(in oklab, oklab(0.1 0.2 0.3 / .4) 0%, oklab(0.5 0.6 0.7 / .8))`, `oklab(0.5 0.6 0.7 / 0.8)`);
+        fuzzy_test_computed_color(`color-mix(${colorSpace}oklab(0.1 0.2 0.3 / .4), oklab(0.5 0.6 0.7 / .8))`, `oklab(0.36666664 0.46666664 0.56666664 / 0.6)`);
+        fuzzy_test_computed_color(`color-mix(${colorSpace}oklab(0.1 0.2 0.3 / .4) 25%, oklab(0.5 0.6 0.7 / .8))`, `oklab(0.44285713 0.54285717 0.6428571 / 0.7)`);
+        fuzzy_test_computed_color(`color-mix(${colorSpace}25% oklab(0.1 0.2 0.3 / .4), oklab(0.5 0.6 0.7 / .8))`, `oklab(0.44285713 0.54285717 0.6428571 / 0.7)`);
+        fuzzy_test_computed_color(`color-mix(${colorSpace}oklab(0.1 0.2 0.3 / .4), 25% oklab(0.5 0.6 0.7 / .8))`, `oklab(0.26 0.36 0.46 / 0.5)`);
+        fuzzy_test_computed_color(`color-mix(${colorSpace}oklab(0.1 0.2 0.3 / .4), oklab(0.5 0.6 0.7 / .8) 25%)`, `oklab(0.26 0.36 0.46 / 0.5)`);
+        fuzzy_test_computed_color(`color-mix(${colorSpace}oklab(0.1 0.2 0.3 / .4) 25%, oklab(0.5 0.6 0.7 / .8) 75%)`, `oklab(0.44285713 0.54285717 0.6428571 / 0.7)`);
+        fuzzy_test_computed_color(`color-mix(${colorSpace}oklab(0.1 0.2 0.3 / .4) 30%, oklab(0.5 0.6 0.7 / .8) 90%)`, `oklab(0.44285713 0.54285717 0.6428571 / 0.7)`); // Scale down > 100% sum.
+        fuzzy_test_computed_color(`color-mix(${colorSpace}oklab(0.1 0.2 0.3 / .4) 12.5%, oklab(0.5 0.6 0.7 / .8) 37.5%)`, `oklab(0.44285713 0.54285717 0.6428571 / 0.35)`); // Scale up < 100% sum, causes alpha multiplication.
+        fuzzy_test_computed_color(`color-mix(${colorSpace}oklab(0.1 0.2 0.3 / .4) 0%, oklab(0.5 0.6 0.7 / .8))`, `oklab(0.5 0.6 0.7 / 0.8)`);

-    fuzzy_test_computed_color(`color-mix(in oklab, transparent, oklab(0.3 0.4 0.5))`, 'oklab(0.3 0.4 0.5 / 0.5)');
-    fuzzy_test_computed_color(`color-mix(in oklab, transparent 10%, oklab(0.3 0.4 0.5))`, 'oklab(0.3 0.4 0.5 / 0.9)');
-    fuzzy_test_computed_color(`color-mix(in oklab, oklab(0.1 0.2 0.3 / 0), oklab(0.3 0.4 0.5))`, 'oklab(0.3 0.4 0.5 / 0.5)');
-    fuzzy_test_computed_color(`color-mix(in oklab, oklab(0.1 0.2 0.3 / 0) 10%, oklab(0.3 0.4 0.5))`, 'oklab(0.3 0.4 0.5 / 0.9)');
+        fuzzy_test_computed_color(`color-mix(${colorSpace}transparent, oklab(0.3 0.4 0.5))`, 'oklab(0.3 0.4 0.5 / 0.5)');
+        fuzzy_test_computed_color(`color-mix(${colorSpace}transparent 10%, oklab(0.3 0.4 0.5))`, 'oklab(0.3 0.4 0.5 / 0.9)');
+        fuzzy_test_computed_color(`color-mix(${colorSpace}oklab(0.1 0.2 0.3 / 0), oklab(0.3 0.4 0.5))`, 'oklab(0.3 0.4 0.5 / 0.5)');
+        fuzzy_test_computed_color(`color-mix(${colorSpace}oklab(0.1 0.2 0.3 / 0) 10%, oklab(0.3 0.4 0.5))`, 'oklab(0.3 0.4 0.5 / 0.9)');

-    fuzzy_test_computed_color(`color-mix(in oklab, white, blue)`, `oklab(0.726 -0.016 -0.156)`);
-    fuzzy_test_computed_color(`color-mix(in oklab, white 10%, blue)`, `oklab(0.507 -0.029 -0.28)`);
+        fuzzy_test_computed_color(`color-mix(${colorSpace}white, blue)`, `oklab(0.726 -0.016 -0.156)`);
+        fuzzy_test_computed_color(`color-mix(${colorSpace}white 10%, blue)`, `oklab(0.507 -0.029 -0.28)`);

-    fuzzy_test_computed_color(`color-mix(in oklab, oklab(none none none), oklab(none none none))`, `oklab(none none none)`);
-    fuzzy_test_computed_color(`color-mix(in oklab, oklab(none none none), oklab(0.5 0.6 0.7))`, `oklab(0.5 0.6 0.7)`);
-    fuzzy_test_computed_color(`color-mix(in oklab, oklab(0.1 0.2 0.3), oklab(none none none))`, `oklab(0.1 0.2 0.3)`);
-    fuzzy_test_computed_color(`color-mix(in oklab, oklab(0.1 0.2 none), oklab(0.5 0.6 0.7))`, `oklab(0.3 0.4 0.7)`);
-    fuzzy_test_computed_color(`color-mix(in oklab, oklab(0.1 0.2 0.3), oklab(0.5 0.6 none))`, `oklab(0.3 0.4 0.3)`);
-    fuzzy_test_computed_color(`color-mix(in oklab, oklab(none 0.2 0.3), oklab(0.5 none 0.7))`, `oklab(0.5 0.2 0.5)`);
-    fuzzy_test_computed_color(`color-mix(in oklab, oklab(0.1 0.2 0.3 / none), oklab(0.5 0.6 0.7))`, `oklab(0.3 0.4 0.5)`);
-    fuzzy_test_computed_color(`color-mix(in oklab, oklab(0.1 0.2 0.3 / none), oklab(0.5 0.6 0.7 / 0.5))`, `oklab(0.3 0.4 0.5 / 0.5)`);
-    fuzzy_test_computed_color(`color-mix(in oklab, oklab(0.1 0.2 0.3 / none), oklab(0.5 0.6 0.7 / none))`, `oklab(0.3 0.4 0.5 / none)`);
+        fuzzy_test_computed_color(`color-mix(${colorSpace}oklab(none none none), oklab(none none none))`, `oklab(none none none)`);
+        fuzzy_test_computed_color(`color-mix(${colorSpace}oklab(none none none), oklab(0.5 0.6 0.7))`, `oklab(0.5 0.6 0.7)`);
+        fuzzy_test_computed_color(`color-mix(${colorSpace}oklab(0.1 0.2 0.3), oklab(none none none))`, `oklab(0.1 0.2 0.3)`);
+        fuzzy_test_computed_color(`color-mix(${colorSpace}oklab(0.1 0.2 none), oklab(0.5 0.6 0.7))`, `oklab(0.3 0.4 0.7)`);
+        fuzzy_test_computed_color(`color-mix(${colorSpace}oklab(0.1 0.2 0.3), oklab(0.5 0.6 none))`, `oklab(0.3 0.4 0.3)`);
+        fuzzy_test_computed_color(`color-mix(${colorSpace}oklab(none 0.2 0.3), oklab(0.5 none 0.7))`, `oklab(0.5 0.2 0.5)`);
+        fuzzy_test_computed_color(`color-mix(${colorSpace}oklab(0.1 0.2 0.3 / none), oklab(0.5 0.6 0.7))`, `oklab(0.3 0.4 0.5)`);
+        fuzzy_test_computed_color(`color-mix(${colorSpace}oklab(0.1 0.2 0.3 / none), oklab(0.5 0.6 0.7 / 0.5))`, `oklab(0.3 0.4 0.5 / 0.5)`);
+        fuzzy_test_computed_color(`color-mix(${colorSpace}oklab(0.1 0.2 0.3 / none), oklab(0.5 0.6 0.7 / none))`, `oklab(0.3 0.4 0.5 / none)`);

-    fuzzy_test_computed_color(`color-mix(in oklab, oklab(0.1 0.2 0.3 / 25%) 0%, oklab(0.5 none none / none))`, `oklab(0.5 0.2 0.3 / 0.25)`);
-    fuzzy_test_computed_color(`color-mix(in oklab, oklab(0.1 0.2 0.3 / 25%) 0%, oklab(none 0.5 none / none))`, `oklab(0.1 0.5 0.3 / 0.25)`);
-    fuzzy_test_computed_color(`color-mix(in oklab, oklab(0.1 0.2 0.3 / 25%) 0%, oklab(none none 0.5 / none))`, `oklab(0.1 0.2 0.5 / 0.25)`);
-    fuzzy_test_computed_color(`color-mix(in oklab, oklab(0.1 0.2 0.3 / 25%) 0%, oklab(0.5 0.5 none / none))`, `oklab(0.5 0.5 0.3 / 0.25)`);
-    fuzzy_test_computed_color(`color-mix(in oklab, oklab(0.1 0.2 0.3 / 25%) 0%, oklab(none none none / 0.5))`, `oklab(0.1 0.2 0.3 / 0.5)`);
-    fuzzy_test_computed_color(`color-mix(in oklab, oklab(0.1 0.2 0.3 / 25%) 0%, oklab(0.5 none none / 0.5))`, `oklab(0.5 0.2 0.3 / 0.5)`);
+        fuzzy_test_computed_color(`color-mix(${colorSpace}oklab(0.1 0.2 0.3 / 25%) 0%, oklab(0.5 none none / none))`, `oklab(0.5 0.2 0.3 / 0.25)`);
+        fuzzy_test_computed_color(`color-mix(${colorSpace}oklab(0.1 0.2 0.3 / 25%) 0%, oklab(none 0.5 none / none))`, `oklab(0.1 0.5 0.3 / 0.25)`);
+        fuzzy_test_computed_color(`color-mix(${colorSpace}oklab(0.1 0.2 0.3 / 25%) 0%, oklab(none none 0.5 / none))`, `oklab(0.1 0.2 0.5 / 0.25)`);
+        fuzzy_test_computed_color(`color-mix(${colorSpace}oklab(0.1 0.2 0.3 / 25%) 0%, oklab(0.5 0.5 none / none))`, `oklab(0.5 0.5 0.3 / 0.25)`);
+        fuzzy_test_computed_color(`color-mix(${colorSpace}oklab(0.1 0.2 0.3 / 25%) 0%, oklab(none none none / 0.5))`, `oklab(0.1 0.2 0.3 / 0.5)`);
+        fuzzy_test_computed_color(`color-mix(${colorSpace}oklab(0.1 0.2 0.3 / 25%) 0%, oklab(0.5 none none / 0.5))`, `oklab(0.5 0.2 0.3 / 0.5)`);
+    }

    for (const colorSpace of [ "srgb", "srgb-linear", "display-p3", "display-p3-linear", "a98-rgb", "prophoto-rgb", "rec2020", "xyz", "xyz-d50", "xyz-d65" ]) {
        const resultColorSpace = colorSpace == "xyz" ? "xyz-d65" : colorSpace;
--- a/Show more
+++ b/Show more