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1 <!DOCTYPE html> | |
2 <meta charset=utf-8> | |
3 <title>Test keyframes with null offsets</title> | |
4 <link rel="help" href="https://w3c.github.io/web-animations/#keyframes-section"
> | |
5 | |
6 <script src="../../resources/testharness.js"></script> | |
7 <script src="../../resources/testharnessreport.js"></script> | |
8 <script src="resources/keyframes-test.js"></script> | |
9 <script> | |
10 test(function() { | |
11 assertAnimationStyles([ | |
12 {opacity: '0.5', left: '50px'}, | |
13 {opacity: '0', left: '0px', offset: null}, | |
14 {opacity: '0.75', left: '75px', offset: null}, | |
15 ], { | |
16 0: {opacity: '0.5', left: '50px'}, | |
17 0.25: {opacity: '0.25', left: '25px'}, | |
18 0.5: {opacity: '0', left: '0px'}, | |
19 0.75: {opacity: '0.375', left: '37.5px'}, | |
20 1: {opacity: '0.75', left: '75px'}, | |
21 }, 'Null and missing offsets behave identically'); | |
22 assertAnimationStyles([ | |
23 {opacity: '0.5', left: '50px', offset: null}, | |
24 {opacity: '0', left: '0px', offset: 0.25}, | |
25 {opacity: '0.75', left: '75px', offset: null}, | |
26 ], { | |
27 0: {opacity: '0.5', left: '50px'}, | |
28 0.125: {opacity: '0.25', left: '25px'}, | |
29 0.25: {opacity: '0', left: '0px'}, | |
30 0.5: {opacity: '0.25', left: '25px'}, | |
31 0.75: {opacity: '0.5', left: '50px'}, | |
32 1: {opacity: '0.75', left: '75px'}, | |
33 }, 'Null and explicit offsets behave as with missing and explicit offsets.'); | |
34 }, | |
35 'element.animate() with null offsets specified', | |
36 { | |
37 help: 'http://dev.w3.org/fxtf/web-animations/#the-keyframe-dictionary', | |
38 assert: [ | |
39 'element.animate() should start an animation when keyframes are specified wi
th', | |
40 'null offsets. The behaviour should be identical to not specifying the offse
ts.', | |
41 ], | |
42 author: 'Alan Cutter', | |
43 }); | |
44 </script> | |
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