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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 /testing/web-platform/tests/paint-timing/fcp-only/fcp-invisible-scale.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 'testing/web-platform/tests/paint-timing/fcp-only/fcp-invisible-scale.html')
-rw-r--r--testing/web-platform/tests/paint-timing/fcp-only/fcp-invisible-scale.html40
1 files changed, 40 insertions, 0 deletions
diff --git a/testing/web-platform/tests/paint-timing/fcp-only/fcp-invisible-scale.html b/testing/web-platform/tests/paint-timing/fcp-only/fcp-invisible-scale.html
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--- /dev/null
+++ b/testing/web-platform/tests/paint-timing/fcp-only/fcp-invisible-scale.html
@@ -0,0 +1,40 @@
+<!DOCTYPE html>
+<head>
+<title>Performance Paint Timing Test: FCP due to scale change</title>
+<style>
+ #main {
+ width: 100px;
+ height: 100px;
+ left: 0px;
+ transform: scale(0);
+ position: relative;
+ top: 0;
+ background-image: url(../resources/circles.png);
+ }
+
+ /* contentful class is defined in test_fcp script. */
+ #main.contentful {
+ transform: none;
+ }
+</style>
+</head>
+<body>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="../resources/utils.js"></script>
+<div id="main"></div>
+<script>
+ // Load the image into memory first to make sure it's decoded.
+ function load_image() {
+ const img = document.createElement("img");
+ img.src = "../resources/circles.png";
+
+ return new Promise(resolve => {
+ img.onload = async () => resolve();
+ });
+ }
+
+ test_fcp("First contentful paint fires due to scale becoming positive.", load_image)
+</script>
+</body>
+</html>