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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:22:09 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:22:09 +0000 |
| commit | 43a97878ce14b72f0981164f87f2e35e14151312 (patch) | |
| tree | 620249daf56c0258faa40cbdcf9cfba06de2a846 /testing/web-platform/tests/css/css-cascade/layer-property-override.html | |
| parent | Initial commit. (diff) | |
| download | firefox-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>
Diffstat (limited to 'testing/web-platform/tests/css/css-cascade/layer-property-override.html')
| -rw-r--r-- | testing/web-platform/tests/css/css-cascade/layer-property-override.html | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/testing/web-platform/tests/css/css-cascade/layer-property-override.html b/testing/web-platform/tests/css/css-cascade/layer-property-override.html new file mode 100644 index 0000000000..9d3f9cb926 --- /dev/null +++ b/testing/web-platform/tests/css/css-cascade/layer-property-override.html @@ -0,0 +1,154 @@ +<!DOCTYPE html> +<title>Resolving @property name conflicts with cascade layers</title> +<link rel="help" href="https://drafts.csswg.org/css-cascade-5/#layering"> +<link rel="author" href="mailto:xiaochengh@chromium.org"> +<script src="/resources/testharness.js"></script> +<script src="/resources/testharnessreport.js"></script> +<style> +#target, #reference { + width: 100px; + height: 100px; +} + +#reference { + background-color: green; +} +</style> + +<div id="target"></div> +<div id="reference"></div> + +<script> +// In all tests, background color of #target should be green, same as #reference + +const testCases = [ + { + title: '@property unlayered overrides layered', + style: ` + #target { + background-color: var(--foo); + } + + @property --foo { + syntax: '<color>'; + inherits: false; + initial-value: green; + } + + @layer { + @property --foo { + syntax: '<color>'; + inherits: false; + initial-value: red; + } + } + ` + }, + + { + title: '@property override between layers', + style: ` + @layer base, override; + + #target { + background-color: var(--foo); + } + + @layer override { + @property --foo { + syntax: '<color>'; + inherits: false; + initial-value: green; + } + } + + @layer base { + @property --foo { + syntax: '<color>'; + inherits: false; + initial-value: red; + } + } + ` + }, + + { + title: '@property override update with appended sheet 1', + style: ` + @layer base, override; + + #target { + background-color: var(--foo); + } + + @layer override { + @property --foo { + syntax: '<color>'; + inherits: false; + initial-value: green; + } + } + `, + append: ` + @layer base { + @property --foo { + syntax: '<color>'; + inherits: false; + initial-value: red; + } + } + ` + }, + + { + title: '@property override update with appended sheet 2', + style: ` + @layer base, override; + + #target { + background-color: var(--foo); + } + + @layer base { + @property --foo { + syntax: '<color>'; + inherits: false; + initial-value: red; + } + } + `, + append: ` + @layer override { + @property --foo { + syntax: '<color>'; + inherits: false; + initial-value: green; + } + } + ` + }, +]; + +for (let testCase of testCases) { + var documentStyle = document.createElement('style'); + documentStyle.appendChild(document.createTextNode(testCase['style'])); + document.head.appendChild(documentStyle); + + var appendedStyle; + if (testCase['append']) { + document.body.offsetLeft; // Force style update + appendedStyle = document.createElement('style'); + appendedStyle.appendChild(document.createTextNode(testCase['append'])); + document.head.appendChild(appendedStyle); + } + + test(function () { + assert_equals(getComputedStyle(target).backgroundColor, + getComputedStyle(reference).backgroundColor); + }, testCase['title']); + + if (appendedStyle) + appendedStyle.remove(); + documentStyle.remove(); +} +</script> |