Add corelib tests

test/codegen/corelib/reg_exp_string_match_test.dart

Index: test/codegen/corelib/reg_exp_string_match_test.dart
diff --git a/test/codegen/language/closure_test.dart b/test/codegen/corelib/reg_exp_string_match_test.dart
similarity index 54%
copy from test/codegen/language/closure_test.dart
copy to test/codegen/corelib/reg_exp_string_match_test.dart
index 9dc3a90994cdb2eacce12f69a85c70a4f549f95c..05978dd215c6c75909cc56f08089190522fb991c 100644
--- a/test/codegen/language/closure_test.dart
+++ b/test/codegen/corelib/reg_exp_string_match_test.dart
@@ -1,24 +1,18 @@
 // Copyright (c) 2011, 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.
-// Dart test for closures.
 
 import "package:expect/expect.dart";
 
-class A {
-  var field;
-  A(this.field) {}
-}
+// Dart test program for RegExp.stringMatch.
 
-class ClosureTest {
+class RegExpStringMatchTest {
   static testMain() {
-    var o = new A(3);
-    foo() => o.field++;
-    Expect.equals(3, foo());
-    Expect.equals(4, o.field);
+    Expect.equals('cat', new RegExp("(\\w+)").stringMatch("cat dog"));
+    Expect.equals(null, new RegExp("foo").stringMatch("bar"));
   }
 }
 
 main() {
-  ClosureTest.testMain();
+  RegExpStringMatchTest.testMain();
 }