Update web-platform-tests to revision 84af6c875d378944b39d895acdcfc170736b2d3d

tests/wpt/web-platform-tests/web-animations/resources/keyframe-tests.js

@@ -159,6 +159,13 @@ const gKeyframesTests = [
     output: [keyframe(computedOffset(0), { left: '10px' }),
              keyframe(computedOffset(1), {})]
   },
+  {
+    desc:   'a property-indexed keyframes specification with a CSS variable as'
+            + ' the property',
+    input:  { '--custom': ['1', '2'] },
+    output: [keyframe(computedOffset(0), { '--custom': '1' }),
+             keyframe(computedOffset(1), { '--custom': '2' })]
+  },
 
   // ----------- Property-indexed keyframes: offset handling -----------
 
@@ -453,6 +460,13 @@ const gKeyframesTests = [
              keyframe(computedOffset(1),
                       { margin: 'calc(var(--dist) + 100px)' })],
   },
+  {
+    desc:   'a keyframe sequence with a CSS variable as its property',
+    input:  [{ '--custom': 'a' },
+             { '--custom': 'b' }],
+    output: [keyframe(computedOffset(0), { '--custom': 'a' }),
+             keyframe(computedOffset(1), { '--custom': 'b' })]
+  },
 
   // ----------- Keyframe sequence: offset handling -----------
 
@@ -682,6 +696,18 @@ const gInvalidKeyframesTests = [
   },
 ];
 
+
+const gKeyframeSerializationTests = [
+  {
+    desc:   'a on keyframe sequence which requires value serilaization of its'
+            + ' values',
+    input:  [{offset: 0, backgroundColor: 'rgb(1,2,3)' }],
+    output: [keyframe(offset(0), { backgroundColor: 'rgb(1, 2, 3)' })],
+  },
+];
+
+
+
 // ------------------------------
 //  KeyframeEffectOptions
 // ------------------------------