| // 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"; |
| |
| // Tests for the contains methods on lists. |
| |
| test(list, notInList) { |
| testList(list) { |
| for (int i = 0; i < list.length; i++) { |
| var elem = list[i]; |
| Expect.isTrue(list.contains(list[i]), "$list.contains($elem)"); |
| } |
| Expect.isFalse(list.contains(notInList), "!$list.contains($notInList)"); |
| } |
| |
| List fixedList = new List.filled(list.length, null); |
| List growList = []; |
| for (int i = 0; i < list.length; i++) { |
| fixedList[i] = list[i]; |
| growList.add(list[i]); |
| } |
| testList(list); |
| testList(fixedList); |
| testList(growList); |
| } |
| |
| class C { |
| const C(); |
| } |
| |
| class Niet { |
| bool operator ==(other) => false; |
| } |
| |
| main() { |
| test(const <String?>["a", "b", "c", null], "d"); |
| test(const <int?>[1, 2, 3, null], 0); |
| test(const <bool>[true, false], null); |
| test(const <C?>[const C(), const C(), null], new C()); |
| test(<C?>[new C(), new C(), new C(), null], new C()); |
| test(const <double>[0.0, 1.0, 5e-324, 1e+308, double.infinity], 2.0); |
| Expect.isTrue(const <double>[-0.0].contains(0.0)); |
| Expect.isFalse(const <double>[double.nan].contains(double.nan)); |
| var niet = new Niet(); |
| Expect.isFalse([niet].contains(niet)); |
| } |