Robert Nystrom
959bf6e1c3
Change-Id: I6cbad15f7151a1a5e1ece71f91ddfb826dca5de5 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/141762 Auto-Submit: Bob Nystrom <rnystrom@google.com> Reviewed-by: Leaf Petersen <leafp@google.com> Commit-Queue: Bob Nystrom <rnystrom@google.com>
89 lines
2.2 KiB
Dart
89 lines
2.2 KiB
Dart
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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import "package:expect/expect.dart";
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class A {
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final x;
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final y;
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final z;
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final t;
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const A([this.z = 99, tt = 100])
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: y = 499,
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t = tt,
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x = 3;
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const A.n({this.z: 99, tt: 100})
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: y = 499,
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t = tt,
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x = 3;
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const A.named({z, this.t})
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: y = 400 + z,
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this.z = z,
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x = 3;
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const A.named2({t, z, y, x})
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: x = t,
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y = z,
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z = y,
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t = x;
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toString() => "A $x $y $z $t";
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}
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const a1 = const A(99, 100);
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const a2 = const A.named(z: 99, t: 100);
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const a3 = const A.named2(t: 1, z: 2, y: 3, x: 4);
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const a4 = const A();
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const a5 = const A(99, 100);
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const a5n = const A.n(tt: 100, z: 99);
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const a6 = const A(1, 2);
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const a6n = const A.n(z: 1, tt: 2);
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const a7 = const A.named(z: 7);
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const a8 = const A.named2();
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const a9 = const A.named2(x: 4, y: 3, z: 2, t: 1);
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const a10 = const A.named2(x: 1, y: 2, z: 3, t: 4);
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main() {
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Expect.equals(3, a1.x);
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Expect.equals(499, a1.y);
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Expect.equals(99, a1.z);
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Expect.equals(100, a1.t);
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Expect.equals("A 3 499 99 100", a1.toString());
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Expect.identical(a1, a2);
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Expect.identical(a1, a4);
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Expect.identical(a1, a5);
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Expect.equals(1, a3.x);
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Expect.equals(2, a3.y);
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Expect.equals(3, a3.z);
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Expect.equals(4, a3.t);
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Expect.equals("A 1 2 3 4", a3.toString());
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Expect.equals(3, a6.x);
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Expect.equals(499, a6.y);
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Expect.equals(1, a6.z);
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Expect.equals(2, a6.t);
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Expect.equals("A 3 499 1 2", a6.toString());
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Expect.equals(3, a7.x);
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Expect.equals(407, a7.y);
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Expect.equals(7, a7.z);
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Expect.equals(null, a7.t);
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Expect.equals("A 3 407 7 null", a7.toString());
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Expect.equals(null, a8.x);
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Expect.equals(null, a8.y);
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Expect.equals(null, a8.y);
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Expect.equals(null, a8.t);
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Expect.equals("A null null null null", a8.toString());
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Expect.identical(a3, a9);
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Expect.equals(4, a10.x);
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Expect.equals(3, a10.y);
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Expect.equals(2, a10.z);
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Expect.equals(1, a10.t);
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Expect.equals("A 4 3 2 1", a10.toString());
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}
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