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| author | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
|---|---|---|
| committer | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
| commit | 5f8de423f190bbb79a62f804151bc24824fa32d8 (patch) | |
| tree | 10027f336435511475e392454359edea8e25895d /layout/base/tests/chrome/test_will_change.html | |
| parent | 49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff) | |
| download | UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.gz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.lz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.xz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.zip | |
Add m-esr52 at 52.6.0
Diffstat (limited to 'layout/base/tests/chrome/test_will_change.html')
| -rw-r--r-- | layout/base/tests/chrome/test_will_change.html | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/layout/base/tests/chrome/test_will_change.html b/layout/base/tests/chrome/test_will_change.html new file mode 100644 index 000000000..fb8122b0b --- /dev/null +++ b/layout/base/tests/chrome/test_will_change.html @@ -0,0 +1,99 @@ +<!DOCTYPE HTML> +<html> +<head> + <title>Tests for MozAfterPaint</title> + <script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script> + <script type="text/javascript" src="chrome://mochikit/content/tests/SimpleTest/paint_listener.js"></script> + <style> + #checkOpacityRepaint { + will-change: opacity; + } + #checkTransformRepaint { + will-change: transform; + } + div { + width: 100px; + height: 100px; + background: radial-gradient(ellipse at center, #87e0fd 0%,#53cbf1 40%,#05abe0 100%); + } + </style> +</head> +<body> + <div id="checkRepaint"> + Check repaint without will-change + </div> + <div id="checkOpacityRepaint"> + Check repaint with will-change + </div> + <div id="checkTransformRepaint"> + Check repaint with will-change + </div> +</body> +<script> + +var utils = window.QueryInterface(Components.interfaces.nsIInterfaceRequestor). + getInterface(Components.interfaces.nsIDOMWindowUtils); + +var initialPaintCount = 0; + +function test_checkRepaint(next) { + var element = document.getElementById("checkRepaint"); + waitForAllPaintsFlushed(function () { + utils.checkAndClearPaintedState(element); + element.style.opacity = "0.5"; + waitForAllPaintsFlushed(function () { + var painted = utils.checkAndClearPaintedState(element); + // *** We check that this repaints because the test is relying + // on this property. If this is broken then this test wont + // be reliable check for will-change. + is(painted, true, "element should have been painted"); + next(); + }); + }); +} + +function test_checkOpacityRepaint(next) { + var element = document.getElementById("checkOpacityRepaint"); + waitForAllPaintsFlushed(function () { + utils.checkAndClearPaintedState(element); + element.style.opacity = "0.5"; + waitForAllPaintsFlushed(function () { + var painted = utils.checkAndClearPaintedState(element); + // BasicLayers' heuristics are so that even with will-change:opacity, + // we can still have repaints. + if (utils.layerManagerType != "Basic") { + is(painted, false, "will-change checkOpacityRepaint element should not have been painted"); + } + next(); + }); + }); +} + +function test_checkTransformRepaint(next) { + var element = document.getElementById("checkTransformRepaint"); + waitForAllPaintsFlushed(function () { + utils.checkAndClearPaintedState(element); + element.style.transform = "translateY(-5px)"; + waitForAllPaintsFlushed(function () { + var painted = utils.checkAndClearPaintedState(element); + // BasicLayers' heuristics are so that even with will-change:transform, + // we can still have repaints. + if (utils.layerManagerType != "Basic") { + is(painted, false, "will-change checkTransformRepaint element should not have been painted"); + } + next(); + }); + }); +} + +SimpleTest.waitForExplicitFinish(); +test_checkRepaint(function(){ + test_checkOpacityRepaint(function(){ + test_checkTransformRepaint(function(){ + SimpleTest.finish(); + }); + }); +}); + +</script> +</html> |