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Diffstat (limited to 'gfx/layers/apz/test/mochitest/test_bug1253683.html')
| -rw-r--r-- | gfx/layers/apz/test/mochitest/test_bug1253683.html | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/gfx/layers/apz/test/mochitest/test_bug1253683.html b/gfx/layers/apz/test/mochitest/test_bug1253683.html new file mode 100644 index 0000000000..f12455fb3a --- /dev/null +++ b/gfx/layers/apz/test/mochitest/test_bug1253683.html @@ -0,0 +1,59 @@ +<!DOCTYPE HTML> +<html> +<!-- +https://bugzilla.mozilla.org/show_bug.cgi?id=1253683 +--> +<head> + <title>Test to ensure non-scrollable frames don't get layerized</title> + <script src="/tests/SimpleTest/SimpleTest.js"></script> + <script src="/tests/SimpleTest/EventUtils.js"></script> + <script src="/tests/SimpleTest/paint_listener.js"></script> + <script type="application/javascript" src="apz_test_native_event_utils.js"></script> + <script type="application/javascript" src="apz_test_utils.js"></script> + <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> +</head> +<body> + <p id="display"></p> + <div id="container" style="height: 500px; overflow:scroll"> + <pre id="no_layer" style="background-color: #f5f5f5; margin: 15px; padding: 15px; margin-top: 100px; border: 1px solid #eee; overflow:scroll">sample code here</pre> + <div style="height: 5000px">spacer to make the 'container' div the root scrollable element</div> + </div> +<pre id="test"> +<script type="application/javascript"> + +async function test() { + var container = document.getElementById("container"); + var no_layer = document.getElementById("no_layer"); + + // Check initial state + is(container.scrollTop, 0, "Initial scrollY should be 0"); + ok(!isLayerized("no_layer"), "initially 'no_layer' should not be layerized"); + + // Scrolling over outer1 should layerize outer1, but not inner1. + await promiseMoveMouseAndScrollWheelOver(no_layer, 10, 10, true); + await promiseAllPaintsDone(); + await promiseOnlyApzControllerFlushed(); + + ok(container.scrollTop > 0, "We should have scrolled the body"); + ok(!isLayerized("no_layer"), "no_layer should still not be layerized"); +} + +if (isApzEnabled()) { + SimpleTest.waitForExplicitFinish(); + + // Turn off displayport expiry so that we don't miss failures where the + // displayport is set and expired before we check for layerization. + // Also enable APZ test logging, since we use that data to determine whether + // a scroll frame was layerized. + pushPrefs([["apz.displayport_expiry_ms", 0], + ["apz.test.logging_enabled", true]]) + .then(waitUntilApzStable) + .then(forceLayerTreeToCompositor) + .then(test) + .then(SimpleTest.finish, SimpleTest.finishWithFailure); +} + +</script> +</pre> +</body> +</html> |