Blitz - WPT: background-clip-computed.html

wpt / css / css-backgrounds / parsing / background-clip-computed.html

Data from commit:
a50cb89 wpt: run reference-named files which are themselves tests (#836) (2026-09-03)

Subtest	Status	Message
Property background-clip value 'border-box'	PASS
Property background-clip value 'padding-box'	PASS
Property background-clip value 'content-box'	PASS
Property background-clip value 'border-area'	FAIL	assert_true: 'border-area' is a supported value for background-clip. expected true got false
Property background-clip value 'border-box, padding-box, content-box, border-area'	FAIL	assert_true: 'border-box, padding-box, content-box, border-area' is a supported value for background-clip. expected true got false
Property background-clip value 'text'	FAIL	assert_true: 'text' is a supported value for background-clip. expected true got false
Property background-clip value 'border-area text'	FAIL	assert_true: 'border-area text' is a supported value for background-clip. expected true got false
Property background-clip value 'text border-area'	FAIL	assert_true: 'text border-area' is a supported value for background-clip. expected true got false
Property background-clip value 'border-box' multiple base values	PASS
Property background-clip value 'border-box, padding-box' multiple base values	PASS
Property background-clip value 'border-box, padding-box, content-box' multiple base values	PASS

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/css/css-backgrounds/parsing/background-clip-computed.html

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>CSS Backgrounds and Borders: getComputedStyle().backgroundClip</title>
<link rel="help" href="https://drafts.csswg.org/css-backgrounds/#background-clip">
<meta name="assert" content="background-clip computed value is as specified.">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/css/support/computed-testcommon.js"></script>
</head>
<body>
<div id="target"></div>
<script>
test_computed_value("background-clip", "border-box");
test_computed_value("background-clip", "padding-box");
test_computed_value("background-clip", "content-box");
test_computed_value("background-clip", "border-area");
test_computed_value("background-clip", "border-box, padding-box, content-box, border-area");

test_computed_value("background-clip", "text");
test_computed_value("background-clip", "border-area text");
test_computed_value("background-clip", "text border-area", "border-area text");

document.getElementById("target").style['background-image'] = "none, none";
test_computed_value("background-clip", "border-box", "border-box", "multiple base values");
test_computed_value("background-clip", "border-box, padding-box", "border-box, padding-box", "multiple base values");
test_computed_value("background-clip", "border-box, padding-box, content-box", "border-box, padding-box, content-box", "multiple base values");
</script>
</body>
</html>