Add mirrors tests

test/codegen/lib/mirrors/instance_members_unimplemented_interface_test.dart

Index: test/codegen/lib/mirrors/instance_members_unimplemented_interface_test.dart
diff --git a/test/codegen/lib/mirrors/instance_members_unimplemented_interface_test.dart b/test/codegen/lib/mirrors/instance_members_unimplemented_interface_test.dart
new file mode 100644
index 0000000000000000000000000000000000000000..4afda0d455e71e9a13c692432620575231c9827c
--- /dev/null
+++ b/test/codegen/lib/mirrors/instance_members_unimplemented_interface_test.dart
@@ -0,0 +1,31 @@
+// Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+library test.instance_members_unimplemented_interface;
+
+import 'dart:mirrors';
+import 'package:expect/expect.dart';
+
+class I {
+  implementMe() {}
+}
+abstract class C implements I {}
+
+selectKeys(map, predicate) {
+  return map.keys.where((key) => predicate(map[key]));
+}
+
+main() {
+  ClassMirror cm = reflectClass(C);
+
+  // N.B.: Does not include #implementMe.
+  Expect.setEquals(
+    [#hashCode,
+     #runtimeType,
+     #==,
+     #noSuchMethod,
+     #toString],
+    selectKeys(cm.instanceMembers, (dm) => !dm.isPrivate));
+  // Filter out private to avoid implementation-specific members of Object.
+}