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Tests: Import WPT CSSOM tests about serialization

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This is an area we're lacking in, so let's bring these in-tree to track
them more easily. :^)
This commit is contained in:
Sam Atkins
2024-11-28 15:34:26 +00:00
committed by Andreas Kling
parent 12442ca430
commit 2fc164c0b6
Notes: github-actions[bot] 2024-11-30 10:03:37 +00:00 
Author: https://github.com/AtkinsSJ
Commit: https://github.com/LadybirdBrowser/ladybird/commit/2fc164c0b64
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/2638
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Tests/LibWeb/Text/input/wpt-import/css/cssom/overflow-serialization.html Normal file
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<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>CSSOM - Overflow shorthand serialization</title>
<link rel="help" href="https://drafts.csswg.org/cssom/#serialize-a-css-value">
<script src="../../resources/testharness.js"></script>
<script src="../../resources/testharnessreport.js"></script>
<style>
div { overflow: inherit; }
div { overflow: hidden; }
div { overflow-x: initial; overflow-y: initial; }
div { overflow-x: scroll; overflow-y: scroll; }
div { overflow-x: scroll; overflow-y: hidden; }
</style>
<script>
var styleSheet = document.styleSheets[0]
var div = document.createElement('div')
test(function () {
assert_equals(styleSheet.cssRules[0].style.cssText, "overflow: inherit;")
}, "Single value overflow with CSS-wide keyword should serialize correctly.")
test(function () {
assert_equals(styleSheet.cssRules[1].style.cssText, "overflow: hidden;")
}, "Single value overflow with non-CSS-wide keyword should serialize correctly.")
test(function () {
assert_equals(styleSheet.cssRules[2].style.cssText, "overflow: initial;")
}, "Overflow-x/y longhands with same CSS-wide keyword should serialize correctly.")
test(function () {
assert_equals(styleSheet.cssRules[3].style.cssText, "overflow: scroll;")
}, "Overflow-x/y longhands with same non-CSS-wide keyword should serialize correctly.")
test(function () {
assert_equals(styleSheet.cssRules[4].style.cssText, "overflow: scroll hidden;")
}, "Overflow-x/y longhands with different keywords should serialize correctly.")
test(function () {
div.style.overflow = "inherit"
assert_equals(div.style.overflow, "inherit")
}, "Single value overflow on element with CSS-wide keyword should serialize correctly.")
test(function () {
div.style.overflow = "hidden"
assert_equals(div.style.overflow, "hidden")
}, "Single value overflow on element with non-CSS-wide keyword should serialize correctly.")
test(function () {
div.style.overflow = ""
div.style.overflowX = "initial"
div.style.overflowY = "initial"
assert_equals(div.style.overflow, "initial")
}, "Overflow-x/y longhands on element with same CSS-wide keyword should serialize correctly.")
test(function () {
div.style.overflowX = "scroll"
div.style.overflowY = "scroll"
assert_equals(div.style.overflow, "scroll")
}, "Overflow-x/y longhands on element with same non-CSS-wide keyword should serialize correctly.")
test(function () {
div.style.overflowX = "scroll"
div.style.overflowY = "hidden"
assert_equals(div.style.overflow, "scroll hidden")
}, "Overflow-x/y longhands on element with different keywords should serialize correctly.")
</script>
</head>
</html>