Tests owed.

dart/tests/compiler/dart2js/parser_test.dart

Index: dart/tests/compiler/dart2js/parser_test.dart
diff --git a/dart/tests/compiler/dart2js/parser_test.dart b/dart/tests/compiler/dart2js/parser_test.dart
index 3847f48b22cd9cf759c74d19c87c82f39a37ed0d..db4a8cd387d4e6cf64043b49a6f19ed613b71b07 100644
--- a/dart/tests/compiler/dart2js/parser_test.dart
+++ b/dart/tests/compiler/dart2js/parser_test.dart
@@ -265,6 +265,32 @@ void testOperatorParse() {
   Expect.isNull(function.getOrSet);
 }
 
+class Collector implements DiagnosticListener {
+  final List<int> tokens = <int>[];
+
+  void cancel(String reason, {node, token, instruction, element}) {
+    tokens.add(token.kind);
+    throw this;
+  }
+
+  void log(message) {
+    print(message);
+  }
+}
+
+void testMissingCloseParen() {
+  final String source =
+'''foo(x {  // <= missing closing ")"
+  return x;
+}''';
+  Expect.throws(() => parseMember(source, lc: new Collector()),
+                (Collector c) {
+                  Expect.listEquals(const <int>[OPEN_CURLY_BRACKET_TOKEN],
+                                    c.tokens);
+                  return true;
+                });
+}
+
 void main() {
   testGenericTypes();
   // TODO(ahe): Enable this test when we handle library prefixes.
@@ -279,4 +305,5 @@ void main() {
   testIndex();
   testPostfix();
   testOperatorParse();
+  testMissingCloseParen();
 }