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<head>
<meta charset="utf-8">
<title>Filter Effects Module Level 1: parsing filter with invalid values</title>
<link rel="author" title="Eric Willigers" href="mailto:ericwilligers@chromium.org">
<link rel="help" href="https://drafts.fxtf.org/filter-effects/#FilterProperty">
<meta name="assert" content="filter supports only the grammar 'none | <filter-function-list>'.">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/css/support/parsing-testcommon.js"></script>
</head>
<body>
<script>
// Edge fails: expected "" but got "none"

test_invalid_value("filter", "auto");
test_invalid_value("filter", "none hue-rotate(0deg)");

test_invalid_value("filter", "blur(10)");
test_invalid_value("filter", "blur(-100px)");

test_invalid_value("filter", "brightness(-20)"); // crbug.com/776208 Blink/WebKit accept negative brightness.
test_invalid_value("filter", "brightness(30px)");

test_invalid_value("filter", "contrast(-20)");
test_invalid_value("filter", "contrast(30px)");

test_invalid_value("filter", "drop-shadow(10 20)");
test_invalid_value("filter", "drop-shadow(10% 20%)");
test_invalid_value("filter", "drop-shadow(1px)");
test_invalid_value("filter", "drop-shadow(1px 2px 3px 4px)");
test_invalid_value("filter", "drop-shadow(rgb(4, 5, 6))");
test_invalid_value("filter", "drop-shadow()");

test_invalid_value("filter", "grayscale(-20)");
test_invalid_value("filter", "grayscale(30px)");

test_invalid_value("filter", "hue-rotate(90)");

test_invalid_value("filter", "invert(-20)");
test_invalid_value("filter", "invert(30px)");

test_invalid_value("filter", "opacity(-20)");
test_invalid_value("filter", "opacity(30px)");

test_invalid_value("filter", "saturate(-20)");
test_invalid_value("filter", "saturate(30px)");

test_invalid_value("filter", "sepia(-20)");
test_invalid_value("filter", "sepia(30px)");
</script>
</body>
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