Add mirrors tests

test/codegen/lib/mirrors/redirecting_factory_different_type_test.dart

Index: test/codegen/lib/mirrors/redirecting_factory_different_type_test.dart
diff --git a/test/codegen/lib/mirrors/redirecting_factory_different_type_test.dart b/test/codegen/lib/mirrors/redirecting_factory_different_type_test.dart
new file mode 100644
index 0000000000000000000000000000000000000000..1c4fac7d84034ba38dcf4f5c9fc77fbe73764721
--- /dev/null
+++ b/test/codegen/lib/mirrors/redirecting_factory_different_type_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 mirror_test;
+
+@MirrorsUsed(targets: "mirror_test")
+import 'dart:mirrors';
+
+import 'package:expect/expect.dart';
+
+class A {
+  factory A(
+    String   /// 01: static type warning
+    x) = B;
+  A._();
+}
+
+class B extends A {
+  var x;
+  B(int x) : super._(), this.x = x;
+}
+
+main() {
+  var cm = reflectClass(A);
+  // The type-annotation in A's constructor must be ignored.
+  var b = cm.newInstance(const Symbol(''), [499]).reflectee;
+  Expect.equals(499, b.x);
+  Expect.throws(() => cm.newInstance(const Symbol(''), ["str"]),
+                (e) => e is TypeError);
+}