Add corelib tests

test/codegen/corelib/map_values2_test.dart

Index: test/codegen/corelib/map_values2_test.dart
diff --git a/test/codegen/corelib/map_values2_test.dart b/test/codegen/corelib/map_values2_test.dart
new file mode 100644
index 0000000000000000000000000000000000000000..9718949e48815973cf3503f425a0a8c9540a0a93
--- /dev/null
+++ b/test/codegen/corelib/map_values2_test.dart
@@ -0,0 +1,53 @@
+// 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.
+
+import "package:expect/expect.dart";
+
+main() {
+  var map1 = <String, int>{ "foo": 42, "bar": 499 };
+  var map2 = <String, int>{};
+  var map3 = const <String, int>{ "foo": 42, "bar": 499 };
+  var map4 = const <String, int>{};
+  var map5 = new Map<String, int>();
+  map5["foo"] = 43;
+  map5["bar"] = 500;
+  var map6 = new Map<String, int>();
+
+  Expect.isTrue(map1.values is Iterable<int>);
+  Expect.isFalse(map1.values is Iterable<bool>);
+  Expect.isFalse(map1.values is List);
+  Expect.equals(2, map1.values.length);
+  Expect.equals(42, map1.values.first);
+  Expect.equals(499, map1.values.last);
+
+  Expect.isTrue(map2.values is Iterable<int>);
+  Expect.isFalse(map2.values is Iterable<bool>);
+  Expect.isFalse(map2.values is List);
+  Expect.equals(0, map2.values.length);
+
+  Expect.isTrue(map3.values is Iterable<int>);
+  Expect.isFalse(map3.values is Iterable<bool>);
+  Expect.isFalse(map3.values is List);
+  Expect.equals(2, map3.values.length);
+  Expect.equals(42, map3.values.first);
+  Expect.equals(499, map3.values.last);
+
+  Expect.isTrue(map4.values is Iterable<int>);
+  Expect.isFalse(map4.values is Iterable<bool>);
+  Expect.isFalse(map4.values is List);
+  Expect.equals(0, map4.values.length);
+
+  Expect.isTrue(map5.values is Iterable<int>);
+  Expect.isFalse(map5.values is Iterable<bool>);
+  Expect.isFalse(map5.values is List);
+  Expect.equals(2, map5.values.length);
+  // new Map gives a LinkedHashMap, so we know the order.
+  Expect.isTrue(map5.values.first == 43);
+  Expect.isTrue(map5.values.last == 500);
+
+  Expect.isTrue(map6.values is Iterable<int>);
+  Expect.isFalse(map6.values is Iterable<bool>);
+  Expect.isFalse(map6.values is List);
+  Expect.equals(0, map6.values.length);
+}