1 files changed, 26 insertions, 0 deletions
diff --git a/js/src/tests/test262/harness/nans.js b/js/src/tests/test262/harness/nans.js
new file mode 100644
index 0000000000..5b6e7219d2
--- /dev/null
+++ b/js/src/tests/test262/harness/nans.js
@@ -0,0 +1,26 @@
+// Copyright (C) 2017 Rick Waldron, 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: >
+  Including nans.js will expose:
+
+  var NaNs = [
+    NaN,
+    Number.NaN,
+    NaN * 0,
+    0/0,
+    Infinity/Infinity,
+    -(0/0),
+    Math.pow(-1, 0.5),
+    -Math.pow(-1, 0.5),
+    Number("Not-a-Number"),
+  ];
+
+includes: [nans.js]
+---*/
+
+for (var i = 0; i < NaNs.length; i++) {
+  assert.sameValue(Number.isNaN(NaNs[i]), true, "index: " + i);
+}
+
+reportCompare(0, 0);