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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
"use strict";
// Check that the markup view selection is preserved even if the selection is in shadow-dom.
const HTML = `
<html>
<head>
<meta charset="utf8">
<title>Test</title>
</head>
<body>
<h1>Shadow DOM test</h1>
<test-component>
<div slot="slot1" id="el1">content</div>
</test-component>
<script>
'use strict';
customElements.define('test-component', class extends HTMLElement {
constructor() {
super();
const shadowRoot = this.attachShadow({mode: 'open'});
shadowRoot.innerHTML = '<slot class="slot-class" name="slot1"></slot>';
}
});
</script>
</body>
</html>
`;
const TEST_URI = "data:text/html;charset=utf-8," + encodeURI(HTML);
add_task(async function () {
const { inspector } = await openInspectorForURL(TEST_URI);
info("Select node in shadow DOM");
const nodeFront = await getNodeFrontInShadowDom(
"slot",
"test-component",
inspector
);
await selectNode(nodeFront, inspector);
info("Reloading page.");
await navigateTo(TEST_URI);
const reloadedNodeFront = await getNodeFrontInShadowDom(
"slot",
"test-component",
inspector
);
is(
inspector.selection.nodeFront,
reloadedNodeFront,
"<slot> is selected after reload."
);
});