| // 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"; |
| |
| // Test Parameter Intializer. |
| |
| class ParameterInitializer2Test { |
| static testMain() { |
| var a = new A(123); |
| Expect.equals(123, a.x); |
| |
| var b = new B(123); |
| Expect.equals(123, b.x); |
| |
| var c = new C(123); |
| Expect.equals(123, c.x); |
| |
| var d = new D(123); |
| Expect.equals(123, d.x); |
| |
| var e = new E(1); |
| Expect.equals(4, e.x); |
| |
| var f = new F(1, 2, 3, 4); |
| Expect.equals(4, f.z); |
| } |
| } |
| |
| // untyped |
| class A { |
| A(this.x) {} |
| int x; |
| } |
| |
| // typed |
| class B { |
| B(int this.x) {} |
| int x; |
| } |
| |
| // const typed |
| class C { |
| const C(int this.x); |
| final int x; |
| } |
| |
| // const untyped |
| class D { |
| const D(this.x); |
| final x; |
| } |
| |
| // make sure this.<X> references work properly in the constructor scope. |
| class E { |
| E(this.x) { |
| var myVar = this.x * 2; |
| this.x = myVar + 1; |
| x = myVar + 2; |
| var foo = x + 1; |
| } |
| int x; |
| } |
| |
| // mixed |
| class F { |
| F(x, this.y_, int w, int this.z) |
| : x_ = x, |
| w_ = w {} |
| F.foobar(this.z, int this.x_, int this.az_) {} |
| int x_; |
| late int y_; |
| late int w_; |
| int z; |
| late int az_; |
| } |
| |
| main() { |
| ParameterInitializer2Test.testMain(); |
| } |