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| 1 <!doctype html> | 1 <!doctype html> |
| 2 <html> | 2 <html> |
| 3 <head> | 3 <head> |
| 4 <title>requestAnimationFrame in queue get the same timestamp</title> | 4 <title>requestAnimationFrame in queue get the same timestamp</title> |
| 5 <script src="../../../../../resources/testharness.js"></script> | 5 <script src="/resources/testharness.js"></script> |
| 6 <script src="../../../../../resources/testharnessreport.js"></script> | 6 <script src="/resources/testharnessreport.js"></script> |
| 7 <link rel="help" href="http://w3c.github.io/animation-timing/#dfn-invoke-cal
lbacks-algorithm"/> | 7 <link rel="help" href="http://w3c.github.io/animation-timing/#dfn-invoke-cal
lbacks-algorithm"/> |
| 8 </head> | 8 </head> |
| 9 <body> | 9 <body> |
| 10 <div id="log"></div> | 10 <div id="log"></div> |
| 11 <script> | 11 <script> |
| 12 test(function (t) { | 12 test(function (t) { |
| 13 var a = 0, b = 0; | 13 var a = 0, b = 0; |
| 14 | 14 |
| 15 /* REASONING: | 15 /* REASONING: |
| 16 * These two methods that will be called with a timestamp. Because | 16 * These two methods that will be called with a timestamp. Because |
| 17 * they execute right after eachother, they're added to the same | 17 * they execute right after eachother, they're added to the same |
| 18 * queue and SHOULD be timestamped with the same value. | 18 * queue and SHOULD be timestamped with the same value. |
| 19 */ | 19 */ |
| 20 window.requestAnimationFrame(function() { a = arguments[0]; }); | 20 window.requestAnimationFrame(function() { a = arguments[0]; }); |
| 21 window.requestAnimationFrame(function() { b = arguments[0]; }); | 21 window.requestAnimationFrame(function() { b = arguments[0]; }); |
| 22 | 22 |
| 23 setTimeout(function() { | 23 setTimeout(function() { |
| 24 assert_true(a != 0); | 24 assert_true(a != 0); |
| 25 assert_true(b != 0); | 25 assert_true(b != 0); |
| 26 assert_true(a == b); | 26 assert_true(a == b); |
| 27 }, 100); | 27 }, 100); |
| 28 }, "requestAnimationFrame will timestamp events in the same queue with the
same time"); | 28 }, "requestAnimationFrame will timestamp events in the same queue with the
same time"); |
| 29 </script> | 29 </script> |
| 30 </body> | 30 </body> |
| 31 </html> | 31 </html> |
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