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56 lines
2.2 KiB
HTML
56 lines
2.2 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<title>CSS Shadow Parts - Interaction with tree-abiding</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>
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#c-e::part(before-p)::before { color: green; }
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#c-e::part(after-p)::after { color: green; }
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#c-e::part(placeholder-p)::placeholder { color: green; }
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</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>
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#before-i::before { content: "this text"; color: red; }
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#after-i::after { content: "this text"; color: red; }
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#placeholder-i::placeholder { color: red; }
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</style>
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<div>
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The following text should be green:
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<span id="before-i" part="before-p"></span>
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</div>
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<div>
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The following text should be green:
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<span id="after-i" part="after-p"></span>
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</div>
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<div>
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The following text should be green:
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<input id="placeholder-i" part="placeholder-p" placeholder="this text"></input>
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</div>
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</template>
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<custom-element id="c-e"></custom-element>
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<script>
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"use strict";
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const colorGreen = "rgb(0, 128, 0)";
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test(function() {
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const el = getElementByShadowIds(document, ["c-e", "before-i"]);
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assert_equals(window.getComputedStyle(el, '::before').color, colorGreen);
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}, "::before in selected host is styled");
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test(function() {
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const el = getElementByShadowIds(document, ["c-e", "after-i"]);
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assert_equals(window.getComputedStyle(el, '::after').color, colorGreen);
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}, "::after in selected host is styled");
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test(function() {
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const el = getElementByShadowIds(document, ["c-e", "placeholder-i"]);
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assert_equals(window.getComputedStyle(el, '::placeholder').color, colorGreen);
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}, "::placeholder in selected host is styled");
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</script>
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</body>
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</html>
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