| // 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. |
| |
| /// @assertion The predefined Dart function identical() is defined such that |
| /// identical(c1, c2) iff: |
| /// . . . |
| /// • c1 and c2 are instances of int and c1 == c2. |
| /// @description Checks that two int instances are identical() iff they are |
| /// equal |
| /// @author ilya |
| |
| import "../../../Utils/expect.dart"; |
| |
| var n4 = 4; |
| var n7 = 3 + n4; |
| |
| main() { |
| Expect.isTrue(identical(1, 1)); |
| Expect.isTrue(identical(7, n7)); |
| |
| Expect.isFalse(identical(7, n7 << 1)); |
| } |