blob: 08b1c236e87b564db4b03e48a46193d47ec00c03 [file] [log] [blame]
// 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));
}