wpt / css / compositing / parsing / mix-blend-mode-invalid.html

Status: PASS | Duration: 54ms | Subtests: 3/3 | Open test on wpt.live | wpt.fyi

TestTest SourceSubtests (3/3)

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

SubtestStatusMessage
e.style['mix-blend-mode'] = "auto" should not set the property valuePASS
e.style['mix-blend-mode'] = "normal luminosity" should not set the property valuePASS
e.style['mix-blend-mode'] = "normal, luminosity" should not set the property valuePASS

/css/compositing/parsing/mix-blend-mode-invalid.html

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Compositing and Blending Level 1: parsing mix-blend-mode with invalid values</title>
<link rel="author" title="Eric Willigers" href="mailto:ericwilligers@chromium.org">
<link rel="help" href="https://drafts.fxtf.org/compositing-1/#propdef-mix-blend-mode">
<meta name="assert" content="mix-blend-mode supports only the grammar '<blend-mode>'.">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/css/support/parsing-testcommon.js"></script>
</head>
<body>
<script>
test_invalid_value("mix-blend-mode", "auto");
test_invalid_value("mix-blend-mode", "normal luminosity");
test_invalid_value("mix-blend-mode", "normal, luminosity");
</script>
</body>
</html>