dart-sdk/tests/corelib/iterable_element_at_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

40 lines
1.5 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, 5, 6];
List<String> list3 = <String>[];
Set<int> set1 = new Set<int>();
set1..add(11)..add(12)..add(13);
Set set2 = new Set();
Expect.equals(1, list1.elementAt(0));
Expect.equals(2, list1.elementAt(1));
Expect.equals(3, list1.elementAt(2));
list1.elementAt("2"); //# static: compile-time error
Expect.throwsArgumentError(() => list1.elementAt(-1));
Expect.throwsRangeError(() => list1.elementAt(3));
Expect.equals(4, list2.elementAt(0));
Expect.equals(5, list2.elementAt(1));
Expect.equals(6, list2.elementAt(2));
list2.elementAt("2"); //# static: compile-time error
Expect.throwsArgumentError(() => list2.elementAt(-1));
Expect.throwsRangeError(() => list2.elementAt(3));
Expect.isTrue(set1.contains(set1.elementAt(0)));
Expect.isTrue(set1.contains(set1.elementAt(1)));
Expect.isTrue(set1.contains(set1.elementAt(2)));
Expect.throwsArgumentError(() => set1.elementAt(-1));
Expect.throwsRangeError(() => set1.elementAt(3));
set2.elementAt("2"); //# static: compile-time error
Expect.throwsArgumentError(() => set2.elementAt(-1));
Expect.throwsRangeError(() => set2.elementAt(0));
Expect.throwsRangeError(() => set2.elementAt(1));
}