1 files changed, 18 insertions, 0 deletions
diff --git a/test/built-ins/String/prototype/trim/15.5.4.20-2-3.js b/test/built-ins/String/prototype/trim/15.5.4.20-2-3.js
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+++ b/test/built-ins/String/prototype/trim/15.5.4.20-2-3.js
@@ -0,0 +1,18 @@
+// Copyright (c) 2012 Ecma International.  All rights reserved.
+// Ecma International makes this code available under the terms and conditions set
+// forth on http://hg.ecmascript.org/tests/test262/raw-file/tip/LICENSE (the
+// "Use Terms").   Any redistribution of this code must retain the above
+// copyright and this notice and otherwise comply with the Use Terms.
+
+/*---
+es5id: 15.5.4.20-2-3
+description: >
+    String.prototype.trim - argument 'this' is a number that converts
+    to a string (value is NaN)
+includes: [runTestCase.js]
+---*/
+
+function testcase() {
+        return String.prototype.trim.call(NaN) === "NaN";
+    }
+runTestCase(testcase);