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-rw-r--r--accessible/tests/browser/tree/head.js33
1 files changed, 33 insertions, 0 deletions
diff --git a/accessible/tests/browser/tree/head.js b/accessible/tests/browser/tree/head.js
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+++ b/accessible/tests/browser/tree/head.js
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+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+"use strict";
+
+/* exported testChildrenIds */
+
+// Load the shared-head file first.
+Services.scriptloader.loadSubScript(
+ "chrome://mochitests/content/browser/accessible/tests/browser/shared-head.js",
+ this
+);
+
+// Loading and common.js from accessible/tests/mochitest/ for all tests, as
+// well as promisified-events.js.
+loadScripts(
+ { name: "common.js", dir: MOCHITESTS_DIR },
+ { name: "promisified-events.js", dir: MOCHITESTS_DIR }
+);
+
+/*
+ * A test function for comparing the IDs of an accessible's children
+ * with an expected array of IDs.
+ */
+function testChildrenIds(acc, expectedIds) {
+ let ids = arrayFromChildren(acc).map(child => getAccessibleDOMNodeID(child));
+ Assert.deepEqual(
+ ids,
+ expectedIds,
+ `Children for ${getAccessibleDOMNodeID(acc)} are wrong.`
+ );
+}