1 files changed, 16 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Math/acosh/arg-is-infinity.js b/js/src/tests/test262/built-ins/Math/acosh/arg-is-infinity.js
new file mode 100644
index 0000000000..087498f3f1
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Math/acosh/arg-is-infinity.js
@@ -0,0 +1,16 @@
+// Copyright (C) 2016 The V8 Project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-math.acosh
+description: >
+  Return Infinity if x is Infinity
+info: |
+  Math.acosh ( x )
+
+  If x is +∞, the result is +∞.
+---*/
+
+assert.sameValue(Math.acosh(Infinity), Infinity);
+
+reportCompare(0, 0);