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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 01:47:29 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 01:47:29 +0000
commit0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d (patch)
treea31f07c9bcca9d56ce61e9a1ffd30ef350d513aa /testing/web-platform/tests/css/css-transitions/transition-base-response-001.html
parentInitial commit. (diff)
downloadfirefox-esr-0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d.tar.xz
firefox-esr-0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d.zip
Adding upstream version 115.8.0esr.upstream/115.8.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+++ b/testing/web-platform/tests/css/css-transitions/transition-base-response-001.html
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+<!DOCTYPE html>
+<title>Test that non-transitioned style is responsive to transitioning properties</title>
+<link rel="help" href="https://drafts.csswg.org/css-transitions/">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<style>
+ #target1 {
+ transition: font-size steps(2, start) 1000s;
+ font-size: 10px;
+ width: 1em;
+ }
+ #target1.change {
+ font-size: 20px;
+ }
+ #ref1 {
+ width: 15px;
+ }
+
+ #target2 {
+ transition: font-size steps(2, start) 1000s;
+ font-size: 10px;
+ width: 1ex;
+ }
+ #target2.change {
+ font-size: 20px;
+ }
+ #ref2 {
+ font-size: 15px;
+ width: 1ex;
+ }
+
+ #target3 {
+ transition: --x steps(2, start) 1000s;
+ --x: 10px;
+ width: var(--x);
+ }
+ #target3.change {
+ --x: 20px;
+ font-size: 20px;
+ }
+ #ref3 {
+ width: 20px;
+ }
+
+</style>
+<div id="targets">
+ <div id="target1"></div>
+ <div id="target2"></div>
+ <div id="target3"></div>
+</div>
+<div id="refs">
+ <div id="ref1"></div>
+ <div id="ref2"></div>
+ <div id="ref3"></div>
+</div>
+<script>
+
+// Test that the computed value of the given property is equal on
+// 'target' and 'ref', after applying the transition to 'target'.
+function test_ref(target, ref, property, description) {
+ test(() => {
+ let unused = getComputedStyle(target).getPropertyValue(property);
+ target.className = 'change';
+ let actual = getComputedStyle(target).getPropertyValue(property);
+ let expected = getComputedStyle(ref).getPropertyValue(property);
+ assert_equals(actual, expected);
+ }, description);
+}
+
+test_ref(target1, ref1, 'width', 'em units respond to font-size transition');
+test_ref(target2, ref2, 'width', 'ex units respond to font-size transition');
+test_ref(target3, ref3, 'width', 'var() references respond to custom property transition');
+
+</script>