blob: d3f8e6553793f7ed69a96ea72cebddcfe2d4eeec [file] [log] [blame]
// Copyright (c) 2013, 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.
/// @assertion E singleWhere(bool test(E element))
/// If no or more than one element match then a [StateError] is thrown.
/// @description Checks that a [StateError] is thrown if more than one
/// element match [test].
/// @author msyabro
import "../../../Utils/expect.dart";
main() {
var runes = new Runes('\x01\x02\x03\x04\x05');
Expect.throws(() {runes.singleWhere( (e) => true);}, (e) => e is StateError);
Expect.throws(() {runes.singleWhere( (e) => e != 0);}, (e) => e is StateError);