Blitz - WPT: background-blend-mode-valid.html

wpt / css / compositing / parsing / background-blend-mode-valid.html

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

Subtest	Status	Message
e.style['background-blend-mode'] = "normal" should set the property value	PASS
e.style['background-blend-mode'] = "multiply" should set the property value	PASS
e.style['background-blend-mode'] = "screen" should set the property value	PASS
e.style['background-blend-mode'] = "overlay" should set the property value	PASS
e.style['background-blend-mode'] = "darken" should set the property value	PASS
e.style['background-blend-mode'] = "lighten" should set the property value	PASS
e.style['background-blend-mode'] = "color-dodge" should set the property value	PASS
e.style['background-blend-mode'] = "color-burn" should set the property value	PASS
e.style['background-blend-mode'] = "hard-light" should set the property value	PASS
e.style['background-blend-mode'] = "soft-light" should set the property value	PASS
e.style['background-blend-mode'] = "difference" should set the property value	PASS
e.style['background-blend-mode'] = "exclusion" should set the property value	PASS
e.style['background-blend-mode'] = "hue" should set the property value	PASS
e.style['background-blend-mode'] = "saturation" should set the property value	PASS
e.style['background-blend-mode'] = "color" should set the property value	PASS
e.style['background-blend-mode'] = "luminosity" should set the property value	PASS
e.style['background-blend-mode'] = "normal, luminosity" should set the property value	PASS

Enable JavaScript in test iframe

/css/compositing/parsing/background-blend-mode-valid.html

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Compositing and Blending Level 1: parsing background-blend-mode with valid values</title>
<link rel="author" title="Eric Willigers" href="mailto:ericwilligers@chromium.org">
<link rel="help" href="https://drafts.fxtf.org/compositing-1/#propdef-background-blend-mode">
<meta name="assert" content="background-blend-mode supports the full 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_valid_value("background-blend-mode", "normal");
test_valid_value("background-blend-mode", "multiply");
test_valid_value("background-blend-mode", "screen");
test_valid_value("background-blend-mode", "overlay");
test_valid_value("background-blend-mode", "darken");
test_valid_value("background-blend-mode", "lighten");
test_valid_value("background-blend-mode", "color-dodge");
test_valid_value("background-blend-mode", "color-burn");
test_valid_value("background-blend-mode", "hard-light");
test_valid_value("background-blend-mode", "soft-light");
test_valid_value("background-blend-mode", "difference");
test_valid_value("background-blend-mode", "exclusion");
test_valid_value("background-blend-mode", "hue");
test_valid_value("background-blend-mode", "saturation");
test_valid_value("background-blend-mode", "color");
test_valid_value("background-blend-mode", "luminosity");

test_valid_value("background-blend-mode", "normal, luminosity");
</script>
</body>
</html>