| <!DOCTYPE html> |
| <title>SVGSVGElement.getCurrentTime() when animation is paused and unpaused</title> |
| <script src="../../resources/testharness.js"></script> |
| <script src="../../resources/testharnessreport.js"></script> |
| <svg height="0"> |
| <rect fill="green" width="20" height="20"> |
| <animate attributeName="x" from="0" to="200" begin="0s" dur="3s"/> |
| </rect> |
| </svg> |
| <script> |
| // Assume that current time is aligned to at least 60hz, and thus within |
| // half of a frame time. |
| const errorInSeconds = (1 / 60) / 2; |
| |
| async_test(t => { |
| window.onload = t.step_func(() => { |
| let svg = document.querySelector("svg"); |
| // Pause the animation. |
| svg.pauseAnimations(); |
| assert_equals(svg.getCurrentTime(), 0, 'initial'); |
| |
| let currentTimeAfterDelay = 0; |
| // 10ms delay. |
| t.step_timeout(t.step_func(() => { |
| // Current time should still be 0. |
| assert_equals(svg.getCurrentTime(), 0, 'after 10ms paused'); |
| // Resume the animation. |
| svg.unpauseAnimations(); |
| |
| // 50ms delay. |
| t.step_timeout(t.step_func(() => { |
| // Current time should've advanced close to 50ms (may not be |
| // exact because the clock is synchronized to rAF.) |
| currentTimeAfterDelay = svg.getCurrentTime(); |
| assert_greater_than_equal(currentTimeAfterDelay, 0.05 - errorInSeconds, 'after 50ms unpaused'); |
| // Pause the animation. |
| svg.pauseAnimations(); |
| |
| // 50ms delay. |
| t.step_timeout(t.step_func_done(() => { |
| // Current time should not have advanced. |
| assert_equals(svg.getCurrentTime(), currentTimeAfterDelay, 'after 50ms paused'); |
| }), 50); |
| }), 60); |
| }), 10); |
| }); |
| }); |
| </script> |
