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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:22:09 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:22:09 +0000
commit43a97878ce14b72f0981164f87f2e35e14151312 (patch)
tree620249daf56c0258faa40cbdcf9cfba06de2a846 /testing/web-platform/tests/css/css-backgrounds/animations/background-position-interpolation.html
parentInitial commit. (diff)
downloadfirefox-43a97878ce14b72f0981164f87f2e35e14151312.tar.xz
firefox-43a97878ce14b72f0981164f87f2e35e14151312.zip
Adding upstream version 110.0.1.upstream/110.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+<!DOCTYPE html>
+<meta charset="UTF-8">
+<link rel="help" href="https://drafts.csswg.org/css-backgrounds-3/#background-position">
+<meta name="test" content="background-position supports animation as a repeatable list">
+
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="/css/support/interpolation-testcommon.js"></script>
+
+<style>
+.parent {
+ background-position: 60px 60px;
+}
+.target {
+ width: 120px;
+ height: 120px;
+ display: inline-block;
+ border: 2px solid black;
+ background-repeat: no-repeat;
+ background-image: radial-gradient(20px circle at 20px 20px, red 18px, transparent),
+ radial-gradient(20px circle at 20px 20px, yellow 18px, transparent),
+ radial-gradient(20px circle at 20px 20px, lime 18px, transparent),
+ radial-gradient(20px circle at 20px 20px, blue 18px, transparent);
+ background-position: 40px 40px;
+}
+.expected {
+ margin-right: 10px;
+}
+</style>
+
+<body></body>
+
+<script>
+test_interpolation({
+ property: 'background-position',
+ from: neutralKeyframe,
+ to: '80px 80px, 80px 80px, 80px 80px, 80px 80px',
+}, [
+ {at: -0.25, expect: '30px 30px, 30px 30px, 30px 30px, 30px 30px'},
+ {at: 0, expect: '40px 40px, 40px 40px, 40px 40px, 40px 40px'},
+ {at: 0.25, expect: '50px 50px, 50px 50px, 50px 50px, 50px 50px'},
+ {at: 0.5, expect: '60px 60px, 60px 60px, 60px 60px, 60px 60px'},
+ {at: 0.75, expect: '70px 70px, 70px 70px, 70px 70px, 70px 70px'},
+ {at: 1, expect: '80px 80px, 80px 80px, 80px 80px, 80px 80px'},
+ {at: 1.25, expect: '90px 90px, 90px 90px, 90px 90px, 90px 90px'},
+]);
+
+// background-position's initial value is 0% 0%, and calcs involving percentages
+// are never resolved by the calc spec (even when the percentage is 0%).
+test_interpolation({
+ property: 'background-position',
+ from: 'initial',
+ to: '80px 80px, 80px 80px, 80px 80px, 80px 80px',
+}, [
+ {at: -0.25, expect: 'calc(0% - 20px) calc(0% - 20px), calc(0% - 20px) calc(0% - 20px), calc(0% - 20px) calc(0% - 20px), calc(0% - 20px) calc(0% - 20px)'},
+ {at: 0, expect: '0% 0%, 0% 0%, 0% 0%, 0% 0%'},
+ {at: 0.25, expect: 'calc(0% + 20px) calc(0% + 20px), calc(0% + 20px) calc(0% + 20px), calc(0% + 20px) calc(0% + 20px), calc(0% + 20px) calc(0% + 20px)'},
+ {at: 0.5, expect: 'calc(0% + 40px) calc(0% + 40px), calc(0% + 40px) calc(0% + 40px), calc(0% + 40px) calc(0% + 40px), calc(0% + 40px) calc(0% + 40px)'},
+ {at: 0.75, expect: 'calc(0% + 60px) calc(0% + 60px), calc(0% + 60px) calc(0% + 60px), calc(0% + 60px) calc(0% + 60px), calc(0% + 60px) calc(0% + 60px)'},
+ {at: 1, expect: 'calc(0% + 80px) calc(0% + 80px), calc(0% + 80px) calc(0% + 80px), calc(0% + 80px) calc(0% + 80px), calc(0% + 80px) calc(0% + 80px)'},
+ {at: 1.25, expect: 'calc(0% + 100px) calc(0% + 100px), calc(0% + 100px) calc(0% + 100px), calc(0% + 100px) calc(0% + 100px), calc(0% + 100px) calc(0% + 100px)'},
+]);
+
+test_interpolation({
+ property: 'background-position',
+ from: 'inherit',
+ to: '80px 80px, 80px 80px, 80px 80px, 80px 80px',
+}, [
+ {at: -0.25, expect: '55px 55px, 55px 55px, 55px 55px, 55px 55px'},
+ {at: 0, expect: '60px 60px, 60px 60px, 60px 60px, 60px 60px'},
+ {at: 0.25, expect: '65px 65px, 65px 65px, 65px 65px, 65px 65px'},
+ {at: 0.5, expect: '70px 70px, 70px 70px, 70px 70px, 70px 70px'},
+ {at: 0.75, expect: '75px 75px, 75px 75px, 75px 75px, 75px 75px'},
+ {at: 1, expect: '80px 80px, 80px 80px, 80px 80px, 80px 80px'},
+ {at: 1.25, expect: '85px 85px, 85px 85px, 85px 85px, 85px 85px'},
+]);
+
+// background-position is not inherited, so 'unset' is equivalent to initial.
+test_interpolation({
+ property: 'background-position',
+ from: 'unset',
+ to: '80px 80px, 80px 80px, 80px 80px, 80px 80px',
+}, [
+ {at: -0.25, expect: 'calc(0% - 20px) calc(0% - 20px), calc(0% - 20px) calc(0% - 20px), calc(0% - 20px) calc(0% - 20px), calc(0% - 20px) calc(0% - 20px)'},
+ {at: 0, expect: '0% 0%, 0% 0%, 0% 0%, 0% 0%'},
+ {at: 0.25, expect: 'calc(0% + 20px) calc(0% + 20px), calc(0% + 20px) calc(0% + 20px), calc(0% + 20px) calc(0% + 20px), calc(0% + 20px) calc(0% + 20px)'},
+ {at: 0.5, expect: 'calc(0% + 40px) calc(0% + 40px), calc(0% + 40px) calc(0% + 40px), calc(0% + 40px) calc(0% + 40px), calc(0% + 40px) calc(0% + 40px)'},
+ {at: 0.75, expect: 'calc(0% + 60px) calc(0% + 60px), calc(0% + 60px) calc(0% + 60px), calc(0% + 60px) calc(0% + 60px), calc(0% + 60px) calc(0% + 60px)'},
+ {at: 1, expect: 'calc(0% + 80px) calc(0% + 80px), calc(0% + 80px) calc(0% + 80px), calc(0% + 80px) calc(0% + 80px), calc(0% + 80px) calc(0% + 80px)'},
+ {at: 1.25, expect: 'calc(0% + 100px) calc(0% + 100px), calc(0% + 100px) calc(0% + 100px), calc(0% + 100px) calc(0% + 100px), calc(0% + 100px) calc(0% + 100px)'},
+]);
+
+// Test equal number of position values as background images.
+test_interpolation({
+ property: 'background-position',
+ from: '0px 0px, 0px 0px, 0px 0px, 0px 0px',
+ to: '80px 80px, 80px 80px, 80px 80px, 80px 80px',
+}, [
+ {at: -0.25, expect: '-20px -20px, -20px -20px, -20px -20px, -20px -20px'},
+ {at: 0, expect: ' 0px 0px, 0px 0px, 0px 0px, 0px 0px'},
+ {at: 0.25, expect: ' 20px 20px, 20px 20px, 20px 20px, 20px 20px'},
+ {at: 0.5, expect: ' 40px 40px, 40px 40px, 40px 40px, 40px 40px'},
+ {at: 0.75, expect: ' 60px 60px, 60px 60px, 60px 60px, 60px 60px'},
+ {at: 1, expect: ' 80px 80px, 80px 80px, 80px 80px, 80px 80px'},
+ {at: 1.25, expect: '100px 100px, 100px 100px, 100px 100px, 100px 100px'},
+]);
+
+// Test single position value repeated over background images.
+test_interpolation({
+ property: 'background-position',
+ from: 'top 0px left 0px',
+ to: 'left 80px top 80px',
+}, [
+ {at: -0.25, expect: '-20px -20px, -20px -20px, -20px -20px, -20px -20px'},
+ {at: 0, expect: ' 0px 0px, 0px 0px, 0px 0px, 0px 0px'},
+ {at: 0.25, expect: ' 20px 20px, 20px 20px, 20px 20px, 20px 20px'},
+ {at: 0.5, expect: ' 40px 40px, 40px 40px, 40px 40px, 40px 40px'},
+ {at: 0.75, expect: ' 60px 60px, 60px 60px, 60px 60px, 60px 60px'},
+ {at: 1, expect: ' 80px 80px, 80px 80px, 80px 80px, 80px 80px'},
+ {at: 1.25, expect: '100px 100px, 100px 100px, 100px 100px, 100px 100px'},
+]);
+
+// Test mismatched numbers of position values.
+test_interpolation({
+ property: 'background-position',
+ from: '0px 0px, 80px 0px',
+ to: '40px 40px, 80px 80px, 0px 80px',
+}, [
+ {at: -0.25, expect: '-10px -10px, 80px -20px, 0px -20px, 90px -10px'},
+ {at: 0, expect: ' 0px 0px, 80px 0px, 0px 0px, 80px 0px'},
+ {at: 0.25, expect: ' 10px 10px, 80px 20px, 0px 20px, 70px 10px'},
+ {at: 0.5, expect: ' 20px 20px, 80px 40px, 0px 40px, 60px 20px'},
+ {at: 0.75, expect: ' 30px 30px, 80px 60px, 0px 60px, 50px 30px'},
+ {at: 1, expect: ' 40px 40px, 80px 80px, 0px 80px, 40px 40px'},
+ {at: 1.25, expect: ' 50px 50px, 80px 100px, 0px 100px, 30px 50px'},
+]);
+</script>
generated by cgit v1.2.3 (git 2.39.1) at 2025-01-03 12:35:56 +0000