Sam Weinig
99eb022f9f
Automatic update from web-platform-tests Update background/mask computed value serializations to match the spec (#60368) Exports WebKit changes from https://commits.webkit.org/314242@main. As resolved in CSSWG w3c/csswg-drafts#12791. -- wpt-commits: 120377354764508ff274de1acd64bfed663ab257 wpt-pr: 60368
43 lines
2.0 KiB
HTML
43 lines
2.0 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 Backgrounds and Borders Module Level 4: getComputedStyle().backgroundPositionX</title>
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<link rel="help" href="https://drafts.csswg.org/css-backgrounds-4/#propdef-background-position-x">
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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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#target {
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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="target"></div>
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<script>
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test_computed_value("background-position-x", "center", "50%");
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test_computed_value("background-position-x", "left", "0%");
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test_computed_value("background-position-x", "right", "100%");
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test_computed_value("background-position-x", "x-start");
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test_computed_value("background-position-x", "x-end");
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test_computed_value("background-position-x", "-20%");
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test_computed_value("background-position-x", "10px");
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test_computed_value("background-position-x", "0.5em", "20px");
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test_computed_value("background-position-x", "calc(10px - 0.5em)", "-10px");
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test_computed_value("background-position-x", "left -20%", "-20%");
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test_computed_value("background-position-x", "right -10px", "calc(100% + 10px)");
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test_computed_value("background-position-x", "-20%, 10px", "-20%, 10px");
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test_computed_value("background-position-x", "center, left, right", "50%, 0%, 100%");
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test_computed_value("background-position-x", "0.5em, x-start, x-end", "20px, 0%, 100%");
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test_computed_value("background-position-x", "calc(10px - 0.5em), -20%, 10px", "-10px, -20%, 10px");
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test_computed_value("background-position-x", "calc(10px - 0.5em), left -20%, right 10px", "-10px, -20%, calc(100% - 10px)");
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document.getElementById("target").style['background-image'] = "none, none";
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test_computed_value("background-position-x", "center", "50%", "multiple base values");
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test_computed_value("background-position-x", "center, left", "50%, 0%", "multiple base values");
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test_computed_value("background-position-x", "center, left, right", "50%, 0%, 100%", "multiple base values");
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</script>
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</body>
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</html>
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