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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
commit26a029d407be480d791972afb5975cf62c9360a6 (patch)
treef435a8308119effd964b339f76abb83a57c29483 /gfx/tests/mochitest/test_bug513439.html
parentInitial commit. (diff)
downloadfirefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz
firefox-26a029d407be480d791972afb5975cf62c9360a6.zip
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'gfx/tests/mochitest/test_bug513439.html')
-rw-r--r--gfx/tests/mochitest/test_bug513439.html36
1 files changed, 36 insertions, 0 deletions
diff --git a/gfx/tests/mochitest/test_bug513439.html b/gfx/tests/mochitest/test_bug513439.html
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+++ b/gfx/tests/mochitest/test_bug513439.html
@@ -0,0 +1,36 @@
+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=513439
+-->
+<head>
+ <title>Test for Bug 513439</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=513439">Mozilla Bug 513439</a>
+<p id="display"></p>
+<div id="content" style="display: none">
+
+</div>
+<pre id="test">
+<script type="application/javascript">
+
+/** Test for Bug 513439 */
+
+SimpleTest.waitForExplicitFinish();
+
+SpecialPowers.pushPrefEnv({set: [["layout.css.devPixelsPerPx", "2"]]}, () => {
+ is(window.devicePixelRatio, 2, "devPixelsPerPx wasn't set correctly");
+
+ SpecialPowers.pushPrefEnv({set: [["layout.css.devPixelsPerPx", "1.5"]]}, () => {
+ is(window.devicePixelRatio, 1.5, "devPixelsPerPx wasn't set correctly");
+ SimpleTest.finish();
+ });
+});
+
+</script>
+</pre>
+</body>
+</html>