From 0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 03:47:29 +0200
Subject: Adding upstream version 115.8.0esr.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../animation-base-response-001.html               | 75 ++++++++++++++++++++++
 1 file changed, 75 insertions(+)
 create mode 100644 testing/web-platform/tests/css/css-animations/animation-base-response-001.html

(limited to 'testing/web-platform/tests/css/css-animations/animation-base-response-001.html')

diff --git a/testing/web-platform/tests/css/css-animations/animation-base-response-001.html b/testing/web-platform/tests/css/css-animations/animation-base-response-001.html
new file mode 100644
index 0000000000..c6731e1798
--- /dev/null
+++ b/testing/web-platform/tests/css/css-animations/animation-base-response-001.html
@@ -0,0 +1,75 @@
+<!DOCTYPE html>
+<title>Test that non-animated style is responsive to animated properties</title>
+<link rel="help" href="https://drafts.csswg.org/css-animations/">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<style>
+  @keyframes font_size_animation {
+    from { font-size: 10px; }
+    to { font-size: 20px; }
+  }
+  @keyframes var_animation {
+    from { --x: 10px; }
+    to { --x: 20px; }
+  }
+  #targets > div {
+    animation-duration: 1000s;
+    animation-delay: -500s;
+    animation-timing-function: steps(2, end);
+  }
+
+  #target1 {
+    animation-name: font_size_animation;
+    font-size: 1px;
+    width: 1em;
+  }
+  #ref1 {
+    width: 15px;
+  }
+
+  #target2 {
+    animation-name: font_size_animation;
+    font-size: 1px;
+    width: 1ex;
+  }
+  #ref2 {
+    font-size: 15px;
+    width: 1ex;
+  }
+
+  #target3 {
+    animation-name: var_animation;
+    --x: 0px;
+    width: var(--x);
+  }
+  #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'.
+function test_ref(target, ref, property, description) {
+  test(() => {
+    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 animation');
+test_ref(target2, ref2, 'width', 'ex units respond to font-size animation');
+test_ref(target3, ref3, 'width', 'var() references respond to custom property animation');
+
+</script>
-- 
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