67 lines
1.4 KiB
JavaScript
67 lines
1.4 KiB
JavaScript
"use strict";
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const InspectorUtils = SpecialPowers.InspectorUtils;
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var tests = [];
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function waitForCondition(condition, nextTest, errorMsg) {
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var tries = 0;
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var interval = setInterval(function () {
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if (tries >= 30) {
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ok(false, errorMsg);
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moveOn();
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}
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var conditionPassed;
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try {
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conditionPassed = condition();
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} catch (e) {
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ok(false, e + "\n" + e.stack);
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conditionPassed = false;
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}
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if (conditionPassed) {
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moveOn();
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}
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tries++;
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}, 100);
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var moveOn = function () {
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clearInterval(interval);
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nextTest();
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};
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}
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function getElementWithinVideo(video, aValue) {
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const shadowRoot = SpecialPowers.wrap(video).openOrClosedShadowRoot;
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return shadowRoot.getElementById(aValue);
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}
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/**
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* Runs querySelectorAll on an element's shadow root.
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* @param {Element} element
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* @param {string} selector
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*/
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function shadowRootQuerySelectorAll(element, selector) {
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const shadowRoot = SpecialPowers.wrap(element).openOrClosedShadowRoot;
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return shadowRoot?.querySelectorAll(selector);
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}
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function executeTests() {
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return tests
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.map(fn => () => new Promise(fn))
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.reduce((promise, task) => promise.then(task), Promise.resolve());
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}
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function once(target, name, cb) {
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let p = new Promise(function (resolve) {
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target.addEventListener(
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name,
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function () {
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resolve();
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},
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{ once: true }
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);
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});
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if (cb) {
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p.then(cb);
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}
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return p;
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}
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