wpt/css/css-color/parsing/opacity-computed.html at master · web-platform-tests/wpt · GitHub

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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>CSS Color Level 3: getComputedStyle().opacity</title>
<link rel="help" href="https://www.w3.org/TR/css-color-3/#opacity">
<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("opacity", "1");
test_computed_value("opacity", "0.5");
test_computed_value("opacity", "0");
test_computed_value("opacity", "-2", "0");
test_computed_value("opacity", "3", "1");
test_computed_value("opacity", "-100%", "0");
test_computed_value("opacity", "50%", "0.5");
test_computed_value("opacity", "300%", "1");
test_computed_value("opacity", "calc(-50% - 50%)", "0");
test_computed_value("opacity", "calc(25% * 2)", "0.5");
test_computed_value("opacity", "calc(100% + 100%)", "1");
test_computed_value("opacity", "calc(-0.5 - 0.5)", "0");
test_computed_value("opacity", "calc(0.25 * 2)", "0.5");
test_computed_value("opacity", "calc(1 + 1)", "1");
test_computed_value("opacity", "clamp(50%, 0%, 70%)", "0.5");
test_computed_value("opacity", "clamp(50%, 80%, 70%)", "0.7");
test_computed_value("opacity", "clamp(50%, 60%, 70%)", "0.6");
test_computed_value("opacity", "min(50%, 0%)", "0");
test_computed_value("opacity", "min(0%, 50%)", "0");
test_computed_value("opacity", "max(50%, 0%)", "0.5");
test_computed_value("opacity", "max(0%, 50%)", "0.5");
test_computed_value("opacity", "min(-40%, 50%)", "0");
test_computed_value("opacity", "clamp(0.5, 0, 0.7)", "0.5");
test_computed_value("opacity", "clamp(0.5, 0.8, 0.7)", "0.7");
test_computed_value("opacity", "clamp(0.5, 0.6, 0.7)", "0.6");
test_computed_value("opacity", "min(0.5, 0)", "0");
test_computed_value("opacity", "min(0, 0.5)", "0");
test_computed_value("opacity", "max(0.5, 0)", "0.5");
test_computed_value("opacity", "max(0, 0.5)", "0.5");
test_computed_value("opacity", "min(-0.4, 0.5)", "0");

</script>
</body>
</html>