| // Copyright (c) 2017, 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 bool operator ==(other) |
| /// The equality operator. |
| /// ... |
| /// The method should also be consistent over time, so whether two objects are |
| /// equal should only change if at least one of the objects was modified. |
| /// @description Checks that the equality operator should be consistent |
| /// over time. |
| /// @author ngl@unipru.ru |
| |
| import "dart:math"; |
| import "../../../Utils/expect.dart"; |
| |
| main() { |
| MutableRectangle r1 = new MutableRectangle(1, 2, 10, 6); |
| MutableRectangle r2 = |
| new MutableRectangle.fromPoints(new Point(1, 8), new Point(11, 2)); |
| Expect.isTrue(r1 == r2); |
| |
| r1.height = 5; |
| Expect.isFalse(r1 == r2); |
| |
| r2.height = 5; |
| Expect.isTrue(r1 == r2); |
| } |