1 files changed, 38 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/String/prototype/lastIndexOf/S15.5.4.8_A4_T4.js b/js/src/tests/test262/built-ins/String/prototype/lastIndexOf/S15.5.4.8_A4_T4.js
new file mode 100644
index 0000000000..7994195012
--- /dev/null
+++ b/js/src/tests/test262/built-ins/String/prototype/lastIndexOf/S15.5.4.8_A4_T4.js
@@ -0,0 +1,38 @@
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+info: |
+    when String.prototype.lastIndexOf(searchString, position) is called first Call ToString, giving it the this value as its argument.
+    Then Call ToString(searchString) and Call ToNumber(position)
+es5id: 15.5.4.8_A4_T4
+description: Override toString and valueOf functions, and they throw exceptions
+---*/
+
+var __obj = {
+  toString: function() {
+    throw "intostr";
+  }
+};
+var __obj2 = {
+  valueOf: function() {
+    throw "intoint";
+  }
+};
+var __instance = new Number(10001.10001);
+Number.prototype.lastIndexOf = String.prototype.lastIndexOf;
+
+//////////////////////////////////////////////////////////////////////////////
+//CHECK#1
+try {
+  var x = __instance.lastIndexOf(__obj, __obj2);
+  throw new Test262Error('#1: var x = __instance.lastIndexOf(__obj, __obj2) lead to throwing exception');
+} catch (e) {
+  if (e !== "intostr") {
+    throw new Test262Error('#1.1: Exception === "intostr". Actual: ' + e);
+  }
+}
+//
+//////////////////////////////////////////////////////////////////////////////
+
+reportCompare(0, 0);