| <!DOCTYPE html> |
| <html> |
| <body> |
| <script src="../../resources/js-test-pre.js"></script> |
| <script> |
| description("Test that requestAnimationFrame gets the right throttling in an iframe when inserted into a document."); |
| jsTestIsAsync = true; |
| |
| let i = 0; |
| function doWork() |
| { |
| i++; |
| requestAnimationFrame(doWork); |
| } |
| |
| requestAnimationFrame(doWork); |
| |
| const frame = document.createElement("iframe"); |
| frame.src = "resources/frame-with-animation.html"; |
| frame.onload = function() { |
| shouldBeEqualToString("internals.requestAnimationFrameThrottlingReasons()", "[Unthrottled]"); |
| shouldBe("internals.requestAnimationFrameInterval", "0.015"); |
| shouldBeEqualToString("frame.contentWindow.internals.requestAnimationFrameThrottlingReasons()", "[Unthrottled]"); |
| shouldBe("frame.contentWindow.internals.requestAnimationFrameInterval", "0.015"); |
| |
| evalAndLog("internals.setLowPowerModeEnabled(true);"); |
| shouldBeEqualToString("internals.requestAnimationFrameThrottlingReasons()", "LowPowerMode"); |
| shouldBe("internals.requestAnimationFrameInterval", "0.030"); |
| shouldBeEqualToString("frame.contentWindow.internals.requestAnimationFrameThrottlingReasons()", "LowPowerMode"); |
| shouldBe("frame.contentWindow.internals.requestAnimationFrameInterval", "0.030"); |
| evalAndLog("frame.remove()"); |
| |
| evalAndLog("document.body.appendChild(frame)"); |
| frame.onload = function() { |
| shouldBeEqualToString("internals.requestAnimationFrameThrottlingReasons()", "LowPowerMode"); |
| shouldBe("internals.requestAnimationFrameInterval", "0.030"); |
| shouldBeEqualToString("frame.contentWindow.internals.requestAnimationFrameThrottlingReasons()", "LowPowerMode"); |
| shouldBe("frame.contentWindow.internals.requestAnimationFrameInterval", "0.030"); |
| |
| evalAndLog("frame.remove()"); |
| evalAndLog("internals.setLowPowerModeEnabled(false);"); |
| shouldBeEqualToString("internals.requestAnimationFrameThrottlingReasons()", "[Unthrottled]"); |
| shouldBe("internals.requestAnimationFrameInterval", "0.015"); |
| |
| evalAndLog("document.body.appendChild(frame)"); |
| frame.onload = function() { |
| shouldBeEqualToString("frame.contentWindow.internals.requestAnimationFrameThrottlingReasons()", "[Unthrottled]"); |
| shouldBe("frame.contentWindow.internals.requestAnimationFrameInterval", "0.015"); |
| finishJSTest(); |
| } |
| } |
| }; |
| document.body.appendChild(frame); |
| </script> |
| <script src="../../resources/js-test-post.js"></script> |
| </body> |
| </html> |
