1 files changed, 13 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/String/prototype/trim/15.5.4.20-0-1.js b/js/src/tests/test262/built-ins/String/prototype/trim/15.5.4.20-0-1.js
new file mode 100644
index 0000000000..8356c795a6
--- /dev/null
+++ b/js/src/tests/test262/built-ins/String/prototype/trim/15.5.4.20-0-1.js
@@ -0,0 +1,13 @@
+// Copyright (c) 2012 Ecma International.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+es5id: 15.5.4.20-0-1
+description: String.prototype.trim must exist as a function
+---*/
+
+var f = String.prototype.trim;
+
+assert.sameValue(typeof(f), "function", 'typeof(f)');
+
+reportCompare(0, 0);