}
+static void check_custom_error_message(
+ v8::Handle<v8::Message> message,
+ v8::Handle<v8::Value> data) {
+ const char* uncaught_error = "Uncaught MyError toString";
+ CHECK(message->Get()->Equals(v8_str(uncaught_error)));
+}
+
+
+TEST(CustomErrorToString) {
+ v8::HandleScope scope;
+ v8::V8::AddMessageListener(check_custom_error_message);
+ LocalContext context;
+ CompileRun(
+ "function MyError(name, message) { "
+ " this.name = name; "
+ " this.message = message; "
+ "} "
+ "MyError.prototype = Object.create(Error.prototype); "
+ "MyError.prototype.toString = function() { "
+ " return 'MyError toString'; "
+ "}; "
+ "throw new MyError('my name', 'my message'); ");
+ v8::V8::RemoveMessageListeners(check_custom_error_message);
+}
+
+
static void receive_message(v8::Handle<v8::Message> message,
v8::Handle<v8::Value> data) {
message->Get();