forked from mirrors/gecko-dev
c449642b76
MozReview-Commit-ID: HyKIdqsL3u --HG-- extra : rebase_source : 27d1e59e796debcff010c19d3621c8610ea6b338
59 lines
2.2 KiB
JavaScript
59 lines
2.2 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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"use strict";
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// Test the accessible highlighter's infobar content.
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const { truncateString } = require("devtools/shared/inspector/utils");
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const { MAX_STRING_LENGTH } = require("devtools/server/actors/highlighters/utils/accessibility");
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add_task(async function() {
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const { client, walker, accessibility } =
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await initAccessibilityFrontForUrl(MAIN_DOMAIN + "doc_accessibility_infobar.html");
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const a11yWalker = await accessibility.getWalker();
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await accessibility.enable();
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info("Button front checks");
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await checkNameAndRole(walker, "#button", a11yWalker, "Accessible Button");
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info("Front with long name checks");
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await checkNameAndRole(walker, "#h1", a11yWalker,
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"Lorem ipsum dolor sit ame" + "\u2026" + "e et dolore magna aliqua.");
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await accessibility.disable();
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await waitForA11yShutdown();
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await client.close();
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gBrowser.removeCurrentTab();
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});
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/**
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* A helper function for testing the accessible's displayed name and roles.
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*
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* @param {Object} walker
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* The DOM walker.
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* @param {String} querySelector
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* The selector for the node to retrieve accessible from.
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* @param {Object} a11yWalker
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* The accessibility walker.
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* @param {String} expectedName
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* Expected string content for displaying the accessible's name.
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* We are testing this in particular because name can be truncated.
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*/
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async function checkNameAndRole(walker, querySelector, a11yWalker, expectedName) {
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const node = await walker.querySelector(walker.rootNode, querySelector);
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const accessibleFront = await a11yWalker.getAccessibleFor(node);
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const { name, role } = accessibleFront;
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const onHighlightEvent = a11yWalker.once("highlighter-event");
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await a11yWalker.highlightAccessible(accessibleFront);
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const { options } = await onHighlightEvent;
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is(options.name, name, "Accessible highlight has correct name option");
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is(options.role, role, "Accessible highlight has correct role option");
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is(`"${truncateString(name, MAX_STRING_LENGTH)}"`, `"${expectedName}"`,
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"Accessible has correct displayed name.");
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}
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