Robert Nystrom
6cc9efe290
Change-Id: I94dfcea40566190c6bf153c108b0d0d5dbf27a4d Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/400148 Commit-Queue: Bob Nystrom <rnystrom@google.com> Reviewed-by: Lasse Nielsen <lrn@google.com> Auto-Submit: Bob Nystrom <rnystrom@google.com>
43 lines
884 B
Dart
43 lines
884 B
Dart
// Copyright (c) 2011, 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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// Dart test program for constructors and initializers.
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import "package:expect/expect.dart";
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// Expect the initializer expressions E(i) to be evaluated
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// in the order 1, 2, 3, ...
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// Each expression must be evaluated exactly once.
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String trace = "";
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int E(int i) {
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trace += "$i-";
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return i;
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}
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class A {
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var a1;
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A(x, y) : a1 = E(4) {
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Expect.equals(2, x);
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Expect.equals(3, y);
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Expect.equals(4, a1);
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E(6);
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}
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}
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class B extends A {
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var b1, b2;
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B(x) : b1 = E(1), b2 = E(5), super(E(2), E(3)) {
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Expect.equals(1, b1);
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Expect.equals(5, b2);
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E(7);
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}
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}
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main() {
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var b = new B(0);
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Expect.equals("1-5-2-3-4-6-7-", trace);
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}
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