| <!doctype html> |
| <html> |
| <head> |
| <title>requestAnimationFrame in queue get the same timestamp</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <link rel="help" href="http://w3c.github.io/animation-timing/#dfn-invoke-callbacks-algorithm"/> |
| </head> |
| <body> |
| <div id="log"></div> |
| <script> |
| async_test(function (t) { |
| var a = 0, b = 0; |
| |
| /* REASONING: |
| * These two methods that will be called with a timestamp. Because |
| * they execute right after eachother, they're added to the same |
| * queue and SHOULD be timestamped with the same value. |
| */ |
| requestAnimationFrame(t.step_func(function() { a = arguments[0]; })); |
| requestAnimationFrame(t.step_func(function() { |
| b = arguments[0]; |
| assert_not_equals(a, 0); |
| assert_not_equals(b, 0); |
| assert_equals(a, b); |
| t.done(); |
| })); |
| }, "requestAnimationFrame will timestamp events in the same queue with the same time"); |
| </script> |
| </body> |
| </html> |