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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
| commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
| tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /layout/base/tests/test_resize_flush.html | |
| parent | Initial commit. (diff) | |
| download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip | |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'layout/base/tests/test_resize_flush.html')
| -rw-r--r-- | layout/base/tests/test_resize_flush.html | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/layout/base/tests/test_resize_flush.html b/layout/base/tests/test_resize_flush.html new file mode 100644 index 0000000000..ad14a8f700 --- /dev/null +++ b/layout/base/tests/test_resize_flush.html @@ -0,0 +1,51 @@ +<!DOCTYPE HTML> +<html> +<!-- +https://bugzilla.mozilla.org/show_bug.cgi?id=1279202 +--> +<head> + <title>Test for Bug 1279202</title> + <script src="/tests/SimpleTest/SimpleTest.js"></script> + <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> +</head> +<body onload="run()"> +<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1279202">Mozilla Bug 1279202</a> +<iframe src="resize_flush_iframe.html" id="iframe" height="200" width="200" style="border:none"></iframe> +<pre id="test"> +<script type="application/javascript"> + +/** Test for Bug 1279202 **/ + +SimpleTest.waitForExplicitFinish(); + +function run() { + + var iframe = document.getElementById("iframe"); + var doc = iframe.contentDocument.documentElement; + var win = iframe.contentWindow; + var body = iframe.contentDocument.body; + + // Flush any pending layout changes before we start. + var width = doc.clientWidth; + + // Resize the iframe + iframe.width = '300px'; + + // Flush pending style changes, but not layout ones. We do this twice because the first flush + // does a partial flush of the resize (setting the size on the pres context) which sets the + // need style flush flag again. The second call makes sure mNeedStyleFlush is false. + var color = win.getComputedStyle(body).getPropertyValue("background-color"); + color = win.getComputedStyle(body).getPropertyValue("background-color"); + is(color, "rgb(0, 128, 0)", "Style flush not completed when resizing an iframe!"); + + // Query the size of the inner document and make sure it has had a layout flush. + width = doc.clientWidth; + + is(width, 300, "Layout flush not completed when resizing an iframe!"); + SimpleTest.finish(); +} + +</script> +</pre> +</body> +</html> |