1 files changed, 35 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/String/prototype/trim/15.5.4.20-2-43.js b/js/src/tests/test262/built-ins/String/prototype/trim/15.5.4.20-2-43.js
new file mode 100644
index 0000000000..f579223fec
--- /dev/null
+++ b/js/src/tests/test262/built-ins/String/prototype/trim/15.5.4.20-2-43.js
@@ -0,0 +1,35 @@
+// Copyright (c) 2012 Ecma International.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+es5id: 15.5.4.20-2-43
+description: >
+    String.prototype.trim - 'this' is an object with an own valueOf
+    and inherited toString methods with hint string, verify inherited
+    toString method will be called first
+---*/
+
+var toStringAccessed = false;
+var valueOfAccessed = false;
+
+var proto = {
+  toString: function() {
+    toStringAccessed = true;
+    return "abc";
+  }
+};
+
+var Con = function() {};
+Con.prototype = proto;
+
+var child = new Con();
+child.valueOf = function() {
+  valueOfAccessed = true;
+  return "efg";
+};
+
+assert.sameValue(String.prototype.trim.call(child), "abc", 'String.prototype.trim.call(child)');
+assert(toStringAccessed, 'toStringAccessed !== true');
+assert.sameValue(valueOfAccessed, false, 'valueOfAccessed');
+
+reportCompare(0, 0);