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sdk/tests/language/bool_condition_check_test.dart
T
Bob Nystrom 14011f47e3 Resurrect deleted language tests.
They're back from the grave, and ready to party!

Change-Id: I088134a9be7ecabf1fbf751c015a656a15cabff9
Reviewed-on: https://dart-review.googlesource.com/12821
Commit-Queue: Bob Nystrom <rnystrom@google.com>
Reviewed-by: William Hesse <whesse@google.com>
2017-10-11 17:47:11 +00:00

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757 B
Dart

// Copyright (c) 2015, 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.
// Check that passing `null` for a boolean typed parameter will still cause
// a boolean conversion error when used in a condition in checked mode.
import 'package:expect/expect.dart';
@NoInline()
String check({bool a, bool b}) {
String a_string = a ? 'a' : '';
String b_string = b ? 'b' : '';
return '$a_string$b_string';
}
class Class {
final String field;
Class({bool a: false, bool b: true}) : this.field = check(a: a, b: b);
}
main() {
Expect.equals('', new Class(a: null, b: null).field); //# 01: dynamic type error
}