diff --git a/tests/wpt/metadata-css/css-transitions-1_dev/html/transition-001.htm.ini b/tests/wpt/metadata-css/css-transitions-1_dev/html/transition-001.htm.ini
new file mode 100644
index 00000000000..e727848ceab
--- /dev/null
+++ b/tests/wpt/metadata-css/css-transitions-1_dev/html/transition-001.htm.ini
@@ -0,0 +1,38 @@
+[transition-001.htm]
+  type: testharness
+  [parse '1s']
+    expected: FAIL
+
+  [parse '1s 2s']
+    expected: FAIL
+
+  [parse '1s 2s ease-in']
+    expected: FAIL
+
+  [parse '1s ease-in 2s']
+    expected: FAIL
+
+  [parse 'ease-in 1s 2s']
+    expected: FAIL
+
+  [parse '1s width']
+    expected: FAIL
+
+  [parse 'width 1s']
+    expected: FAIL
+
+  [parse '1s width 2s']
+    expected: FAIL
+
+  [parse '1s 2s width ease-in']
+    expected: FAIL
+
+  [parse '1s ease-in 2s width']
+    expected: FAIL
+
+  [parse 'width ease-in 1s 2s']
+    expected: FAIL
+
+  [parse 'width .1s ease-in .2s']
+    expected: FAIL
+
diff --git a/tests/wpt/metadata-css/css-transitions-1_dev/html/transition-timing-function-001.htm.ini b/tests/wpt/metadata-css/css-transitions-1_dev/html/transition-timing-function-001.htm.ini
new file mode 100644
index 00000000000..f8f5df27e56
--- /dev/null
+++ b/tests/wpt/metadata-css/css-transitions-1_dev/html/transition-timing-function-001.htm.ini
@@ -0,0 +1,38 @@
+[transition-timing-function-001.htm]
+  type: testharness
+  [parse 'ease']
+    expected: FAIL
+
+  [parse 'linear']
+    expected: FAIL
+
+  [parse 'ease-in']
+    expected: FAIL
+
+  [parse 'ease-out']
+    expected: FAIL
+
+  [parse 'ease-in-out']
+    expected: FAIL
+
+  [parse 'cubic-bezier(foobar)']
+    expected: FAIL
+
+  [parse 'steps(foobar)']
+    expected: FAIL
+
+  [parse 'steps(3.3, end)']
+    expected: FAIL
+
+  [parse 'steps(3, top)']
+    expected: FAIL
+
+  [parse 'steps(-3, top)']
+    expected: FAIL
+
+  [parse 'cubic-bezier(-0.1, -0.2, -0.3, -0.4)']
+    expected: FAIL
+
+  [parse 'cubic-bezier(1.1, 1.2, 1.3, 1.4)']
+    expected: FAIL
+