wpt / css / css-masking / parsing / mask-position-valid.html

Status: PASS | Duration: 58ms | Subtests: 23/23 | Open test on wpt.live | wpt.fyi

TestTest SourceSubtests (23/23)

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

SubtestStatusMessage
e.style['mask-position'] = "10%" should set the property valuePASS
e.style['mask-position'] = "right 30% top 60px" should set the property valuePASS
e.style['mask-position'] = "-20% -30px" should set the property valuePASS
e.style['mask-position'] = "30px center" should set the property valuePASS
e.style['mask-position'] = "40px top" should set the property valuePASS
e.style['mask-position'] = "bottom 10% right 20%" should set the property valuePASS
e.style['mask-position'] = "bottom right" should set the property valuePASS
e.style['mask-position'] = "center 50px" should set the property valuePASS
e.style['mask-position'] = "center bottom" should set the property valuePASS
e.style['mask-position'] = "center left" should set the property valuePASS
e.style['mask-position'] = "left" should set the property valuePASS
e.style['mask-position'] = "left bottom" should set the property valuePASS
e.style['mask-position'] = "right 40%" should set the property valuePASS
e.style['mask-position'] = "top" should set the property valuePASS
e.style['mask-position'] = "top center" should set the property valuePASS
e.style['mask-position'] = "center" should set the property valuePASS
e.style['mask-position'] = "bottom left, right 20%" should set the property valuePASS
e.style['mask-position'] = "top, center, left" should set the property valuePASS
e.style['mask-position'] = "20% 0%" should set the property valuePASS
e.style['mask-position'] = "0% 0%" should set the property valuePASS
e.style['mask-position'] = "0%" should set the property valuePASS
e.style['mask-position'] = "0% center" should set the property valuePASS
e.style['mask-position'] = "center 0%" should set the property valuePASS

/css/css-masking/parsing/mask-position-valid.html

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>CSS Masking Module Level 1: parsing mask-position with valid values</title>
<link rel="help" href="https://www.w3.org/TR/css-masking-1/#the-mask-position">
<meta name="assert" content="mask-position supports the full '<position>#' grammar.">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/css/support/parsing-testcommon.js"></script>
</head>
<body>
<script>
test_valid_value("mask-position", "10%", "10% center");
test_valid_value("mask-position", "right 30% top 60px");
test_valid_value("mask-position", "-20% -30px");
test_valid_value("mask-position", "30px center");
test_valid_value("mask-position", "40px top");
test_valid_value("mask-position", "bottom 10% right 20%", "right 20% bottom 10%");
test_valid_value("mask-position", "bottom right", "right bottom");
test_valid_value("mask-position", "center 50px");
test_valid_value("mask-position", "center bottom");
test_valid_value("mask-position", "center left", "left center");
test_valid_value("mask-position", "left", "left center");
test_valid_value("mask-position", "left bottom");
test_valid_value("mask-position", "right 40%");
test_valid_value("mask-position", "top", "center top");
test_valid_value("mask-position", "top center", "center top");
test_valid_value("mask-position", "center", "center center");
test_valid_value("mask-position", "bottom left, right 20%", "left bottom, right 20%");
test_valid_value("mask-position", "top, center, left", "center top, center center, left center");
test_valid_value("mask-position", "20% 0%");
test_valid_value("mask-position", "0% 0%");
test_valid_value("mask-position", "0%", "0% center");
test_valid_value("mask-position", "0% center");
test_valid_value("mask-position", "center 0%");
</script>
</body>
</html>