Add mirrors tests

test/codegen/lib/mirrors/function_type_mirror_test.dart

Index: test/codegen/lib/mirrors/function_type_mirror_test.dart
diff --git a/test/codegen/lib/mirrors/function_type_mirror_test.dart b/test/codegen/lib/mirrors/function_type_mirror_test.dart
new file mode 100644
index 0000000000000000000000000000000000000000..3b547e3a30e0a2c7aad8116051107a0733b0f660
--- /dev/null
+++ b/test/codegen/lib/mirrors/function_type_mirror_test.dart
@@ -0,0 +1,23 @@
+// 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.
+
+import "dart:mirrors";
+
+import "package:expect/expect.dart";
+
+typedef void FooFunction(int a, double b);
+
+bar(int a) {}
+
+main() {
+  TypedefMirror tm = reflectType(FooFunction);
+  FunctionTypeMirror ftm = tm.referent;
+  Expect.equals(const Symbol('void'), ftm.returnType.simpleName);
+  Expect.equals(#int, ftm.parameters[0].type.simpleName);
+  Expect.equals(#double, ftm.parameters[1].type.simpleName);
+  ClosureMirror cm = reflect(bar);
+  ftm = cm.type;
+  Expect.equals(#dynamic, ftm.returnType.simpleName);
+  Expect.equals(#int, ftm.parameters[0].type.simpleName);
+}