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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 14:29:10 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 14:29:10 +0000 |
| commit | 2aa4a82499d4becd2284cdb482213d541b8804dd (patch) | |
| tree | b80bf8bf13c3766139fbacc530efd0dd9d54394c /dom/base/test/test_reentrant_flush.html | |
| parent | Initial commit. (diff) | |
| download | firefox-2aa4a82499d4becd2284cdb482213d541b8804dd.tar.xz firefox-2aa4a82499d4becd2284cdb482213d541b8804dd.zip | |
Adding upstream version 86.0.1.upstream/86.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
| -rw-r--r-- | dom/base/test/test_reentrant_flush.html | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/dom/base/test/test_reentrant_flush.html b/dom/base/test/test_reentrant_flush.html new file mode 100644 index 0000000000..9b606aebc9 --- /dev/null +++ b/dom/base/test/test_reentrant_flush.html @@ -0,0 +1,60 @@ +<!DOCTYPE HTML> +<html> +<!-- +https://bugzilla.mozilla.org/show_bug.cgi?id=709256 +--> +<head> + <title>Test for Bug 709256</title> + <script src="/tests/SimpleTest/SimpleTest.js"></script> + <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> +</head> +<body> +<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=709256">Mozilla Bug 709256</a> +<p id="display"> +<iframe id="test" + style="width: 100px" srcdoc="<body style='width: 100%'>"> +</iframe> +</p> +<div id="content" style="display: none"> + +</div> +<pre id="test"> +<script type="application/javascript"> + +/** Test for Bug 709256 **/ +SimpleTest.waitForExplicitFinish(); +addLoadEvent(function() { + var ifr = $("test"); + var bod = ifr.contentDocument.body; + + is(bod.getBoundingClientRect().width, 100, + "Width of body should be 100px to start with"); + + var resizeHandlerRan = false; + + function handleResize() { + resizeHandlerRan = true; + is(bod.getBoundingClientRect().width, 50, + "Width of body should now be 50px"); + } + + var win = ifr.contentWindow; + + win.addEventListener("resize", handleResize); + SpecialPowers.setFullZoom(win, 2); + + is(resizeHandlerRan, false, + "Resize handler should not have run yet for this test to be valid"); + + // Now flush out layout on the subdocument, to trigger the resize handler + is(bod.getBoundingClientRect().width, 50, "Width of body should still be 50px"); + window.requestAnimationFrame(function() { + is(resizeHandlerRan, true, "Resize handler should have run"); + win.removeEventListener("resize", handleResize); + SimpleTest.finish(); + }); +}); +</script> +</pre> +</body> +</html> |