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Test Info:
/* Any copyright is dedicated to the Public Domain.
"use strict";
// Tests that hovering nodes in the content page with the element picked and finally
// picking one does not break the markup view. The markup and sequence used here is a bit
const TEST_URL =
`data:text/html;charset=utf-8,` +
encodeURIComponent(`
<test-component id="component1" background>
<div slot="slot1" data-index="1">slot1-1</div>
</test-component>
<script>
(function() {
'use strict';
customElements.define('test-component', class extends HTMLElement {
constructor() {
super(); // always call super() first in the ctor.
let shadowRoot = this.attachShadow({mode: 'open'});
shadowRoot.innerHTML = \`
<div id="wrapper" style="padding-top: 20px;">
a<span class="pick-target">pick-target</span>
<div id="slot1-container">
<slot id="slot1" name="slot1"></slot>
</div>
</div>
\`;
}
});
})();
</script>`);
add_task(async function () {
const { inspector, toolbox } = await openInspectorForURL(TEST_URL);
info("Waiting for element picker to become active.");
await startPicker(toolbox);
info("Move mouse over the padding of the test-component");
await hoverElement(inspector, "test-component", 10, 10);
info("Move mouse over the pick-target");
// Note we can't reach pick-target with a selector because this element lives in the
// shadow-dom of test-component. We aim for PADDING + 5 pixels
await hoverElement(inspector, "test-component", 10, 25);
info("Click and pick the pick-target");
await pickElement(inspector, "test-component", 10, 25);
info(
"Check that the markup view has the expected content after using the picker"
);
const tree = `
test-component
#shadow-root
wrapper
a
pick-target
slot1-container
slot1
div!slotted
div`;
await assertMarkupViewAsTree(tree, "test-component", inspector);
const hostFront = await getNodeFront("test-component", inspector);
const hostContainer = inspector.markup.getContainer(hostFront);
const moreNodesLink = hostContainer.elt.querySelector(".more-nodes");
ok(
!moreNodesLink,
"There is no 'more nodes' button displayed in the host container"
);
});