1 files changed, 19 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/String/prototype/trim/15.5.4.20-2-39.js b/js/src/tests/test262/built-ins/String/prototype/trim/15.5.4.20-2-39.js
new file mode 100644
index 0000000000..0b3cad4092
--- /dev/null
+++ b/js/src/tests/test262/built-ins/String/prototype/trim/15.5.4.20-2-39.js
@@ -0,0 +1,19 @@
+// Copyright (c) 2012 Ecma International.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+es5id: 15.5.4.20-2-39
+description: >
+    String.prototype.trim - 'this' is an object which has an own
+    valueOf method
+---*/
+
+var obj = {
+  valueOf: function() {
+    return "abc";
+  }
+};
+
+assert.sameValue(String.prototype.trim.call(obj), "[object Object]", 'String.prototype.trim.call(obj)');
+
+reportCompare(0, 0);