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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
1.7 KiB
Dart
57 lines
1.7 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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// @dart = 2.9
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import "package:expect/expect.dart";
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main() {
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List<int> list1 = <int>[1, 2, 3];
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List<int> list2 = const <int>[4, 4];
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List<String> list3 = <String>[];
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Set<int> set1 = new Set<int>();
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set1..add(11)..add(12)..add(13);
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Set<String> set2 = new Set<String>();
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set2..add("foo")..add("bar")..add("toto");
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Set set3 = new Set();
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var setCopy = list1.toSet();
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Expect.equals(3, setCopy.length);
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Expect.isTrue(setCopy.contains(1));
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Expect.isTrue(setCopy.contains(2));
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Expect.isTrue(setCopy.contains(3));
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Expect.isTrue(setCopy is Set<int>);
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Expect.isFalse(setCopy is Set<String>);
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setCopy = list2.toSet();
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Expect.equals(1, setCopy.length);
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Expect.isTrue(setCopy.contains(4));
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Expect.isTrue(setCopy is Set<int>);
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Expect.isFalse(setCopy is Set<String>);
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var setStrCopy = list3.toSet();
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Expect.isTrue(setStrCopy.isEmpty);
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Expect.isTrue(setStrCopy is Set<String>);
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Expect.isFalse(setStrCopy is Set<int>);
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setCopy = set1.toSet();
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Expect.setEquals(set1, setCopy);
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Expect.isTrue(setCopy is Set<int>);
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Expect.isFalse(setCopy is Set<String>);
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Expect.isFalse(identical(setCopy, set1));
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setStrCopy = set2.toSet();
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Expect.setEquals(set2, setStrCopy);
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Expect.isTrue(setStrCopy is Set<String>);
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Expect.isFalse(setStrCopy is Set<int>);
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Expect.isFalse(identical(setStrCopy, set2));
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var set3Copy = set3.toSet();
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Expect.setEquals(set3, set3Copy);
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Expect.isTrue(set3Copy is Set);
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Expect.isFalse(set3Copy is Set<String>);
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Expect.isFalse(set3Copy is Set<int>);
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Expect.isFalse(identical(set3Copy, set3));
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}
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