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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
| commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
| tree | f435a8308119effd964b339f76abb83a57c29483 /testing/web-platform/tests/css/css-cascade/layer-cssom-order-reverse.html | |
| parent | Initial commit. (diff) | |
| download | firefox-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/css/css-cascade/layer-cssom-order-reverse.html')
| -rw-r--r-- | testing/web-platform/tests/css/css-cascade/layer-cssom-order-reverse.html | 137 |
1 files changed, 137 insertions, 0 deletions
diff --git a/testing/web-platform/tests/css/css-cascade/layer-cssom-order-reverse.html b/testing/web-platform/tests/css/css-cascade/layer-cssom-order-reverse.html new file mode 100644 index 0000000000..ddc5977d42 --- /dev/null +++ b/testing/web-platform/tests/css/css-cascade/layer-cssom-order-reverse.html @@ -0,0 +1,137 @@ +<!DOCTYPE html> +<title>CSS Cascade Layers: at-rule and style invalidation on layer order changes</title> +<link rel="help" href="https://drafts.csswg.org/css-cascade-5/#layering"> +<link rel="author" href="mailto:xiaochengh@chromium.org"> +<link rel="stylesheet" href="/fonts/ahem.css"> +<script src="/resources/testharness.js"></script> +<script src="/resources/testharnessreport.js"></script> +<style> +#reference { + color: green; + font: 20px/1 ahem; + width: max-content; +} +</style> + +<div id=target>Lorem ipsum</div> +<div id=reference>Lorem ipsum</div> + +<script> +const testCases = [ + { + title: 'Insert layer invalidates style', + sheets: [ + '', + ` + @layer first { + #target { color: green; } + } + @layer second { + #target { color: red; } + } + `, + ], + update: function(sheets) { + sheets[0].insertRule('@layer second {}', 0); + }, + property: 'color', + }, + { + title: 'Delete layer invalidates style', + sheets: [ + '@layer second {}', + ` + @layer first { + #target { color: red; } + } + @layer second { + #target { color: green; } + } + `, + ], + update: function(sheets) { + sheets[0].deleteRule(0); + }, + property: 'color', + }, + { + title: 'Insert layer invalidates @font-face', + sheets: [ + '', + ` + @layer first { + @font-face { + font-family: custom; + src: local('Ahem'), url('/fonts/Ahem.ttf'); + } + } + @layer second { + @font-face { + font-family: custom; + src: url('/fonts/noto/noto-sans-v8-latin-regular.woff') format('woff'); + } + } + #target { font: 20px/1 custom; width: max-content; } + `, + ], + update: async function(sheets) { + await document.fonts.load('20px/1 ahem'); + await document.fonts.load('20px/1 custom'); + document.body.offsetLeft; // Force style recalc + sheets[0].insertRule('@layer second {}', 0); + await document.fonts.load('20px/1 custom'); + }, + property: 'width', + }, + { + title: 'Delete layer invalidates @font-face', + sheets: [ + '@layer second {}', + ` + @layer first { + @font-face { + font-family: custom; + src: url('/fonts/noto/noto-sans-v8-latin-regular.woff') format('woff'); + } + } + @layer second { + @font-face { + font-family: custom; + src: local('Ahem'), url('/fonts/Ahem.ttf'); + } + } + #target { font: 20px/1 custom; width: max-content; } + `, + ], + update: async function(sheets) { + await document.fonts.load('20px/1 ahem'); + await document.fonts.load('20px/1 custom'); + document.body.offsetLeft; // Force style recalc + sheets[0].deleteRule(0); + await document.fonts.load('20px/1 custom'); + }, + property: 'width', + }, +]; + +for (let testCase of testCases) { + promise_test(async test => { + const styleElements = testCase.sheets.map(sheet => { + const element = document.createElement('style'); + element.appendChild(document.createTextNode(sheet)); + document.head.appendChild(element); + return element; + }); + test.add_cleanup(() => { + for (let element of styleElements) + element.remove(); + }); + + const sheets = styleElements.map(element => element.sheet); + await testCase.update(sheets); + const actual = getComputedStyle(target).getPropertyValue(testCase.property); + const expected = getComputedStyle(reference).getPropertyValue(testCase.property); + assert_equals(actual, expected); +}, testCase.title); +} +</script> |