| // Copyright (c) 2019, 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 Test for type aliases for built-in types |
| /// @description Checks left shift via type alias for int |
| /// @author sgrekhov@unipro.ru |
| |
| import '../../../Utils/expect.dart'; |
| |
| typedef IntAlias = int; |
| |
| main() { |
| IntAlias i = 1; |
| |
| Expect.equals(2, i << 1); |
| Expect.equals(4, i << 2); |
| Expect.equals(8, i << 3); |
| Expect.equals(16, i << 4); |
| Expect.equals(32, i << 5); |
| Expect.equals(64, i << 6); |
| if (isJS) { |
| Expect.equals(0, i << 63); |
| } else { |
| Expect.equals(-9223372036854775808, i << 63); |
| } |
| |
| Expect.equals(0, i << 64); |
| Expect.equals(0, i << 65); |
| Expect.equals(0, i << 100); |
| |
| int j = 0x7FFFFFFFFFFFF000; |
| if (isJS) { |
| Expect.equals(4294959104, j << 1); |
| Expect.equals(4294950912, j << 2); |
| Expect.equals(4294934528, j << 3); |
| Expect.equals(4294901760, j << 4); |
| Expect.equals(4294836224, j << 5); |
| Expect.equals(4294705152, j << 6); |
| Expect.equals(0, j << 64); |
| Expect.equals(0, j << 65); |
| Expect.equals(0, j << 100); |
| } else { |
| Expect.equals(-8192, j << 1); |
| Expect.equals(-16384, j << 2); |
| Expect.equals(-32768, j << 3); |
| Expect.equals(-65536, j << 4); |
| Expect.equals(-131072, j << 5); |
| Expect.equals(-262144, j << 6); |
| Expect.equals(0, j << 64); |
| Expect.equals(0, j << 65); |
| Expect.equals(0, j << 100); |
| } |
| } |