1 files changed, 82 insertions, 0 deletions
diff --git a/js/src/tests/test262/harness/assertRelativeDateMs.js b/js/src/tests/test262/harness/assertRelativeDateMs.js
new file mode 100644
index 0000000000..564128df73
--- /dev/null
+++ b/js/src/tests/test262/harness/assertRelativeDateMs.js
@@ -0,0 +1,82 @@
+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: >
+     Only passes when the provided date is exactly the specified number of
+     milliseconds from the Unix epoch
+includes: [assertRelativeDateMs.js]
+---*/
+
+var thrown;
+
+assertRelativeDateMs(new Date(1970, 0), 0);
+assertRelativeDateMs(new Date(1970, 0, 1, 0, 0, 0, 0), 0);
+assertRelativeDateMs(new Date(1970, 0, 1, 0, 0, 0, 1), 1);
+assertRelativeDateMs(new Date(1970, 0, 1, 0, 0, 0, -1), -1);
+assertRelativeDateMs(new Date(1970, 0, 1, 0, 0, 1, 0), 1000);
+assertRelativeDateMs(new Date(1970, 0, 1, 0, 0, -1, 0), -1000);
+assertRelativeDateMs(new Date(1970, 0, 1, 0, 2, 0, 0), 120000);
+assertRelativeDateMs(new Date(1970, 0, 1, 0, -2, 0, 0), -120000);
+assertRelativeDateMs(new Date(2016, 3, 12, 13, 21, 23, 24), 1460467283024);
+
+thrown = null;
+try {
+  assertRelativeDateMs(new Date(1), 0);
+} catch (err) {
+  thrown = err;
+}
+if (!thrown) {
+  throw new Error('Expected error, but no error was thrown.');
+} else if (thrown.constructor !== Test262Error) {
+  throw new Error('Expected error of type Test262Error.');
+}
+
+thrown = null;
+try {
+  assertRelativeDateMs(new Date(-1), 0);
+} catch (err) {
+  thrown = err;
+}
+if (!thrown) {
+  throw new Error('Expected error, but no error was thrown.');
+} else if (thrown.constructor !== Test262Error) {
+  throw new Error('Expected error of type Test262Error.');
+}
+
+thrown = null;
+try {
+  assertRelativeDateMs(new Date(1970, 0), 1);
+} catch (err) {
+  thrown = err;
+}
+if (!thrown) {
+  throw new Error('Expected error, but no error was thrown.');
+} else if (thrown.constructor !== Test262Error) {
+  throw new Error('Expected error of type Test262Error.');
+}
+
+thrown = null;
+try {
+  assertRelativeDateMs(new Date(1970, 0), -1);
+} catch (err) {
+  thrown = err;
+}
+if (!thrown) {
+  throw new Error('Expected error, but no error was thrown.');
+} else if (thrown.constructor !== Test262Error) {
+  throw new Error('Expected error of type Test262Error.');
+}
+
+thrown = null;
+try {
+  assertRelativeDateMs(new Date('invalid'), NaN);
+} catch (err) {
+  thrown = err;
+}
+if (!thrown) {
+  throw new Error('Expected error, but no error was thrown.');
+} else if (thrown.constructor !== Test262Error) {
+  throw new Error('Expected error of type Test262Error.');
+}
+
+reportCompare(0, 0);