| <!DOCTYPE html> | |
| <html> | |
| <body> | |
| <script src="../../resources/testharness.js"></script> | |
| <script src="../../resources/testharnessreport.js"></script> | |
| <script> | |
| promise_test(async t => { | |
| let firstFrameTimestamp = await new Promise(requestAnimationFrame); | |
| let secondFrameTimestamp = await new Promise(requestAnimationFrame); | |
| assert_greater_than(secondFrameTimestamp, firstFrameTimestamp); | |
| }, "Timestamps of requestAnimationFrame() callbacks increase."); | |
| </script> | |
| </body> | |
| </html> |