dart-sdk/tests/corelib/iterable_to_set_test.dart
Robert Nystrom 284f662022 Migrate the corelib_2/ tests starting with "e" through "i".
Change-Id: I764d0457da85b2935e1d83309eab4c4b5b3ea000
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/126204
Commit-Queue: Bob Nystrom <rnystrom@google.com>
Reviewed-by: Lasse R.H. Nielsen <lrn@google.com>
Auto-Submit: Bob Nystrom <rnystrom@google.com>
2019-12-02 23:19:10 +00:00

54 lines
1.7 KiB
Dart

// Copyright (c) 2012, 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.
import "package:expect/expect.dart";
main() {
List<int> list1 = <int>[1, 2, 3];
List<int> list2 = const <int>[4, 4];
List<String> list3 = <String>[];
Set<int> set1 = new Set<int>();
set1..add(11)..add(12)..add(13);
Set<String> set2 = new Set<String>();
set2..add("foo")..add("bar")..add("toto");
Set set3 = new Set();
var setCopy = list1.toSet();
Expect.equals(3, setCopy.length);
Expect.isTrue(setCopy.contains(1));
Expect.isTrue(setCopy.contains(2));
Expect.isTrue(setCopy.contains(3));
Expect.isTrue(setCopy is Set<int>);
Expect.isFalse(setCopy is Set<String>);
setCopy = list2.toSet();
Expect.equals(1, setCopy.length);
Expect.isTrue(setCopy.contains(4));
Expect.isTrue(setCopy is Set<int>);
Expect.isFalse(setCopy is Set<String>);
var setStrCopy = list3.toSet();
Expect.isTrue(setStrCopy.isEmpty);
Expect.isTrue(setStrCopy is Set<String>);
Expect.isFalse(setStrCopy is Set<int>);
setCopy = set1.toSet();
Expect.setEquals(set1, setCopy);
Expect.isTrue(setCopy is Set<int>);
Expect.isFalse(setCopy is Set<String>);
Expect.isFalse(identical(setCopy, set1));
setStrCopy = set2.toSet();
Expect.setEquals(set2, setStrCopy);
Expect.isTrue(setStrCopy is Set<String>);
Expect.isFalse(setStrCopy is Set<int>);
Expect.isFalse(identical(setStrCopy, set2));
var set3Copy = set3.toSet();
Expect.setEquals(set3, set3Copy);
Expect.isTrue(set3Copy is Set);
Expect.isFalse(set3Copy is Set<String>);
Expect.isFalse(set3Copy is Set<int>);
Expect.isFalse(identical(set3Copy, set3));
}