40 lines
1.5 KiB
HTML
40 lines
1.5 KiB
HTML
<!DOCTYPE html>
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<meta charset="utf-8">
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<title>HTML Test: click on shadow host with delegatesFocus</title>
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<link rel="author" href="mailto:dizhangg@chromium.org">
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<link rel="help" href="https://bugs.chromium.org/p/chromium/issues/detail?id=1327136">
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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="/resources/testdriver.js"></script>
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<script src="/resources/testdriver-vendor.js"></script>
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<body>
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<div id="host"></div>
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</body>
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<script>
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const host = document.getElementById("host");
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const shadowRoot = host.attachShadow({ mode: "open", delegatesFocus: true });
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// Add an unfocusable spacer, because test_driver.click will click on the
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// center point of #host, and we don't want the click to land on focusableDiv
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const spacer = document.createElement("div");
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spacer.style = "height: 1000px;";
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shadowRoot.appendChild(spacer);
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const focusableDiv = document.createElement("div");
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focusableDiv.tabIndex = 0;
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shadowRoot.appendChild(focusableDiv);
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promise_test(async () => {
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assert_equals(document.activeElement, document.body);
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// Mouse click
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await test_driver.click(host);
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assert_equals(document.activeElement, host);
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assert_equals(shadowRoot.activeElement, focusableDiv);
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assert_true(host.matches(':focus'));
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assert_true(focusableDiv.matches(':focus'));
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assert_false(focusableDiv.matches(':focus-visible'));
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}, ":focus should be applied to the host and the child node when the focus is moved by mouse click");
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</script>
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