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-rw-r--r--js/src/jit-test/lib/iteration.js30
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diff --git a/js/src/jit-test/lib/iteration.js b/js/src/jit-test/lib/iteration.js
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+++ b/js/src/jit-test/lib/iteration.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/. */
+
+
+load(libdir + "asserts.js");
+
+if (typeof assertIteratorResult === 'undefined') {
+ var assertIteratorResult = function assertIteratorResult(result, value, done) {
+ assertEq(typeof result, "object");
+ var expectedProps = ['done', 'value'];
+ var actualProps = Object.getOwnPropertyNames(result);
+ actualProps.sort(), expectedProps.sort();
+ assertDeepEq(actualProps, expectedProps);
+ assertDeepEq(result.value, value);
+ assertDeepEq(result.done, done);
+ }
+}
+
+if (typeof assertIteratorNext === 'undefined') {
+ var assertIteratorNext = function assertIteratorNext(iter, value) {
+ assertIteratorResult(iter.next(), value, false);
+ }
+}
+
+if (typeof assertIteratorDone === 'undefined') {
+ var assertIteratorDone = function assertIteratorDone(iter, value) {
+ assertIteratorResult(iter.next(), value, true);
+ }
+}