| // TODO(multitest): This was automatically migrated from a multitest and may |
| // contain strange or dead code. |
| |
| // @dart = 2.9 |
| |
| // Copyright (c) 2012, 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() { |
| const f0 = 42; |
| |
| const int f2 = 87; |
| |
| Expect.equals(42, f0); |
| Expect.equals(87, f2); |
| |
| Expect.equals(42, F0); |
| |
| Expect.equals(87, F2); |
| |
| |
| Expect.isTrue(P0 is Point); |
| |
| |
| |
| |
| Expect.isTrue(A0 is int); |
| Expect.isTrue(A1 is int); |
| |
| |
| |
| Expect.isTrue(C0.X is C1); |
| |
| |
| Expect.equals("Hello 42", B2); |
| |
| |
| const cf1 = identical(const Point(1, 2), const Point(1, 2)); |
| |
| |
| |
| |
| var f5 = B5; |
| } |
| |
| const F0 = 42; |
| |
| const int F2 = 87; |
| |
| |
| class Point { |
| final x, y; |
| const Point(this.x, this.y); |
| operator +(int other) => x; |
| } |
| |
| // Check that compile time expressions can include invocations of |
| // user-defined const constructors. |
| const P0 = const Point(0, 0); |
| |
| |
| |
| |
| // Check that we cannot have cyclic references in compile time |
| // expressions. |
| const A0 = 42; |
| const A1 = A0 + 1; |
| |
| |
| |
| class C0 { |
| static const X = const C1(); |
| } |
| |
| class C1 { |
| const C1() |
| |
| ; |
| final x = null; |
| } |
| |
| // Check that sub-expressions of binary + are numeric. |
| const B0 = 42; |
| const B1 = "Hello"; |
| const B2 = "$B1 $B0"; |
| |
| |
| // Check identical. |
| |
| |
| const B5 = identical(1, const Point(1, 2)); |