32 lines
1.3 KiB
HTML
32 lines
1.3 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<title>CSS Shadow Parts - Invalidation Complex Selector</title>
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<meta href="mailto:fergal@chromium.org" rel="author" title="Fergal Daly">
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<link href="http://www.google.com/" rel="author" title="Google">
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<link href="https://drafts.csswg.org/css-shadow-parts/" rel="help">
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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="support/shadow-helper.js"></script>
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</head>
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<body>
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<style>#elem #c-e::part(partp) { color: red; }</style>
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<script>installCustomElement("custom-element", "custom-element-template");</script>
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<template id="custom-element-template">
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<style>span { color: green; }</style>
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<span id="part" part="partp">This text</span>
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</template>
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The following text should be green:
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<div id="elem"><custom-element id="c-e"></custom-element></div>
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<script>
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"use strict";
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test(function() {
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const part = getElementByShadowIds(document, ["c-e", "part"]);
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const before = window.getComputedStyle(part).color;
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document.getElementById("elem").setAttribute("id", "new-elem");
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const after = window.getComputedStyle(part).color;
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assert_not_equals(before, after);
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}, "Part in selected host changed color");
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</script>
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</body>
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</html>
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