Index: LayoutTests/animations/keyframes-style-declaration-updates-animation.html |
diff --git a/LayoutTests/animations/keyframes-style-declaration-updates-animation.html b/LayoutTests/animations/keyframes-style-declaration-updates-animation.html |
new file mode 100644 |
index 0000000000000000000000000000000000000000..88df153a8a61ab45036bf6431e01bd1d83586f06 |
--- /dev/null |
+++ b/LayoutTests/animations/keyframes-style-declaration-updates-animation.html |
@@ -0,0 +1,55 @@ |
+<!doctype html> |
+<script src="../resources/testharness.js"></script> |
+<script src="../resources/testharnessreport.js"></script> |
+<style> |
+ @keyframes anim { |
+ 0% { left: 0px; } |
+ 50% { left: 500px; } |
+ 100% { left: 100px; } |
+ } |
+ |
+ #target1 { |
+ animation: anim 10s -3s linear paused; |
+ background-color: rgb(0, 0, 0); |
+ left: 0px; |
+ } |
+ |
+ #target2 { |
+ animation: anim 10s -6s linear paused; |
+ background-color: rgb(0, 0, 0); |
+ left: 100px; |
+ } |
+</style> |
+<div id="target1"></div> |
+<div id="target2"></div> |
+<script> |
+ test(function() { |
+ assert_equals(parseInt(getComputedStyle(target1).left), 300, 'left offset'); |
+ assert_equals(parseInt(getComputedStyle(target2).left), 420, 'left offset'); |
+ |
+ var sheet = document.styleSheets[0]; |
+ var rules = sheet.rules; |
+ var keyframes = rules[0]; |
+ |
+ assert_equals(keyframes.cssRules.length, 3); |
+ var keyframe = keyframes[1]; |
+ assert_equals(keyframe.keyText, '50%'); |
+ keyframe.style.setProperty('background-color', 'rgb(200, 100, 50)'); |
+ assert_equals(getComputedStyle(target1).backgroundColor, 'rgb(120, 60, 30)'); |
+ assert_equals(getComputedStyle(target2).backgroundColor, 'rgb(160, 80, 40)'); |
+ |
+ keyframe.style.removeProperty('background-color'); |
+ assert_equals(getComputedStyle(target1).backgroundColor, 'rgb(0, 0, 0)'); |
+ assert_equals(getComputedStyle(target2).backgroundColor, 'rgb(0, 0, 0)'); |
+ |
+ keyframe.style.left = '200px'; |
+ assert_equals(parseInt(getComputedStyle(target1).left), 120, 'left offset'); |
+ assert_equals(parseInt(getComputedStyle(target2).left), 180, 'left offset'); |
+ |
+ keyframe.style.left = '500px'; |
+ keyframe.keyText = '20%'; |
+ assert_equals(parseInt(getComputedStyle(target1).left), 450, 'left offset'); |
+ assert_equals(parseInt(getComputedStyle(target2).left), 300, 'left offset'); |
+ |
+ }, "Check that changes to keyframe style declarations update the animation accordingly"); |
+</script> |