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46 lines
1.3 KiB
HTML
46 lines
1.3 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<title>CSS basic box model: getComputedStyle().margin</title>
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<link rel="help" href="https://drafts.csswg.org/css-box-3/#propdef-margin">
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<meta name="assert" content="margin computed value has absolute lengths.">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="/css/support/computed-testcommon.js"></script>
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<style>
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#parent {
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width: 200px;
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}
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#target {
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width: 0px;
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font-size: 40px;
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}
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</style>
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</head>
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<body>
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<div id="parent">
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<div id="target"></div>
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</div>
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<script>
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const target = document.getElementById("target");
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test_computed_value("margin", "10px");
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test_computed_value("margin", "10px 20px 30px 40px");
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test_computed_value("margin", "calc(0.5em + 10px)", "30px");
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test_computed_value("margin", "30%", "60px");
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// Since what should the margin be in presence of other margins is a bit
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// unclear (https://github.com/w3c/csswg-drafts/issues/2328), reset the margin
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// before testing.
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target.style.margin = "0";
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test_computed_value("margin-top", "10px");
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target.style.margin = "0";
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test_computed_value("margin-right", "20px");
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target.style.margin = "0";
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test_computed_value("margin-bottom", "30px");
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target.style.margin = "0";
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test_computed_value("margin-left", "40px");
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</script>
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</body>
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</html>
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