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Test Info:

/* Any copyright is dedicated to the Public Domain.
"use strict";
// Test that the selector highlighter is shown when clicking on a selector icon
// for the 'element {}' rule
const TEST_URI = `
<p>Testing the selector highlighter for the 'element {}' rule</p>
`;
add_task(async function () {
await addTab("data:text/html;charset=utf-8," + encodeURIComponent(TEST_URI));
const { inspector, view } = await openRuleView();
let data;
info("Checking that the right NodeFront reference and options are passed");
await selectNode("p", inspector);
data = await clickSelectorIcon(view, "element");
is(
data.nodeFront.tagName,
"P",
"The right NodeFront is passed to the highlighter (1)"
);
is(
data.options.selector,
"body > p:nth-child(1)",
"The right selector option is passed to the highlighter (1)"
);
ok(data.isShown, "The toggle event says the highlighter is visible");
data = await clickSelectorIcon(view, "element");
ok(!data.isShown, "The toggle event says the highlighter is not visible");
});