55 lines
1.7 KiB
HTML
55 lines
1.7 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>inert on Shadow host affects content in shadow</title>
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<link rel="author" title="Alice Boxhall" href="aboxhall@chromium.org">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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</head>
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<body>
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<div>Buttons 1 and 2 should be inert.</div>
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<div id="shadow-host" inert>
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<button id="button-1">Button 1 (inert)</button>
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</div>
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<script>
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/*
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Eventual flattened tree structure:
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<div id="shadow-host" inert>
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#shadow-root (open)
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| <slot>
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: <button id="button-1">Button 1 (inert)</button> <!-- slotted -->
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| </slot>
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| <button id="button-2">Button 2 (inert)</button> <!-- in shadow -->
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</div>
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*/
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const shadowHost = document.getElementById("shadow-host");
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const shadowRoot = shadowHost.attachShadow({ mode: "open" });
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// Button 1 will be slotted
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const slot = document.createElement("slot");
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shadowRoot.appendChild(slot);
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const button2 = document.createElement("button");
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button2.id = "button-2";
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button2.textContent = "Button 2 (inert)";
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shadowRoot.appendChild(button2);
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function testCanFocus(selector, canFocus, opt_context) {
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let context = opt_context || document;
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const element = context.querySelector(selector);
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let focusedElement = null;
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element.addEventListener("focus", function() { focusedElement = element; }, false);
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element.focus();
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assert_equals((focusedElement === element), canFocus);
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}
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test(() => {
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testCanFocus("#button-1", false);
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testCanFocus("#button-2", false, shadowRoot);
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}, "inert on Shadow host affects content in shadow");
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</script>
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</body>
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</html>
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