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/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
"use strict";
// Tests that the rule view's highlightElementRule scrolls to the specified rule.
const TEST_URI = `
<style type="text/css">
.test::after {
content: "!";
color: red;
}
</style>
<div class="test">Hello</div>
`;
add_task(async function () {
await addTab("data:text/html;charset=utf-8," + encodeURIComponent(TEST_URI));
const { inspector, view } = await openRuleView();
await selectNode(".test", inspector);
const { rules, styleWindow } = view;
info("Highlight .test::after rule.");
const ruleId = rules[0].domRule.actorID;
info("Wait for the view to scroll to the property.");
const onHighlightProperty = view.once("scrolled-to-element");
view.highlightElementRule(ruleId);
await onHighlightProperty;
ok(
isInViewport(rules[0].editor.element, styleWindow),
".test::after is in view."
);
});
function isInViewport(element, win) {
const { top, left, bottom, right } = element.getBoundingClientRect();
return (
top >= 0 &&
bottom <= win.innerHeight &&
left >= 0 &&
right <= win.innerWidth
);
}
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