Leaf Petersen
b101a7d002
Change-Id: Ib33169c3e0ffc870915c189404074a1dea472546 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/196548 Reviewed-by: Bob Nystrom <rnystrom@google.com> Commit-Queue: Leaf Petersen <leafp@google.com>
57 lines
1.1 KiB
Dart
57 lines
1.1 KiB
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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// Operator dart test program.
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// @dart = 2.9
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import "package:expect/expect.dart";
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class Helper {
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int i;
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Helper(int val) : i = val {}
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operator [](int index) {
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return i + index;
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}
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void operator []=(int index, int val) {
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i = val;
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}
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}
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main() {
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Helper obj = new Helper(10);
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Expect.equals(10, obj.i);
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obj[10] = 20;
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Expect.equals(30, obj[10]);
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regress32754();
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}
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// Regression test for https://github.com/dart-lang/sdk/issues/32754
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class C {
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operator []=(i, value) {
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value = 'OOPS';
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}
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}
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class C2 {
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int data;
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operator []=(i, value) {
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// The return expression must be evaluated, then ignored.
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return () {
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data = i + value;
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return null;
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}();
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}
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}
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regress32754() {
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var c = new C();
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Expect.equals('ok', c[0] = 'ok');
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var c2 = new C2();
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Expect.equals(23, c2[100] = 23);
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Expect.equals(123, c2.data);
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}
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