| <!DOCTYPE html> |
| <script src="../resources/run-after-layout-and-paint.js"></script> |
| <div id="frameContainer"> |
| <iframe src="./resources/composited-iframe-hidden-subframe.html"></iframe> |
| </div> |
| <p>This test passes if there is no assert failure in debug builds and there is no visible |
| content in the iframe above after the page fully settles. |
| <script> |
| function hideFrameContainer() { |
| frameContainer.style.visibility = 'hidden'; |
| } |
| |
| function showFrameContainer() { |
| frameContainer.style.visibility = 'visible'; |
| } |
| |
| // We were seeing assert failure when we hid and then re-showed the iframe due |
| // to a stale graphics layer with an old invalidation posted by the animated |
| // element. To prevent regression we hide and re-show the iframe, and hide again |
| // to ensure the content is actually hidden. |
| if (window.testRunner) |
| testRunner.waitUntilDone(); |
| runAfterLayoutAndPaint(function() { |
| hideFrameContainer(); |
| runAfterLayoutAndPaint(function() { |
| showFrameContainer(); |
| runAfterLayoutAndPaint(function() { |
| hideFrameContainer(); |
| if (window.testRunner) |
| runAfterLayoutAndPaint(function() { |
| testRunner.notifyDone(); |
| }); |
| }); |
| }); |
| }); |
| </script> |
