Ensure class mirrors on non-generic classes always have their runtime type set.

tests/lib/mirrors/class_equality_test.dart

+// 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.class_equality_test;
+
+import 'dart:mirrors';
+
+import 'package:expect/expect.dart';
+
+class A<T> {}
+class B extends A<int> {}
+
+main() {
+  LibraryMirror thisLibrary =
+      currentMirrorSystem()
+      .findLibrary(const Symbol('test.class_equality_test'))
+      .single;
+
+  ClassMirror A_declaration = reflectClass(A);
+  ClassMirror A_instantiated_with_int = reflectClass(B).superclass;
+  ClassMirror A_from_library = thisLibrary.classes[const Symbol('A')];
+  ClassMirror A_from_instance = reflect(new A<int>()).type;
+
+  // Test for symmetry!
+  Expect.notEquals(A_declaration, A_instantiated_with_int);
+  Expect.notEquals(A_instantiated_with_int, A_declaration);
+
+  Expect.equals(A_declaration, A_from_library);
+  Expect.equals(A_from_library, A_declaration);
+
+  Expect.notEquals(A_from_library, A_instantiated_with_int);
+  Expect.notEquals(A_instantiated_with_int, A_from_library);
+
+  Expect.equals(A_from_instance, A_instantiated_with_int);
+  Expect.equals(A_instantiated_with_int, A_from_instance);
+
+  Expect.notEquals(A_declaration, A_from_instance);
+  Expect.notEquals(A_from_instance, A_declaration);
+
+  Expect.notEquals(A_from_library, A_from_instance);
+  Expect.notEquals(A_from_instance, A_from_library);
+
+
+  ClassMirror B_declaration = reflectClass(B);
+  ClassMirror B_from_library = thisLibrary.classes[const Symbol('B')];
+  ClassMirror B_from_instance = reflect(new B()).type;
+
+  Expect.equals(B_declaration, B_from_library);
+  Expect.equals(B_from_library, B_declaration);
+
+  Expect.equals(B_from_instance, B_from_library);
+  Expect.equals(B_from_library, B_from_instance);
+
+  Expect.equals(B_declaration, B_from_instance);
+  Expect.equals(B_from_instance, B_declaration);
+}