// Copyright (c) 2016, 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 List.unmodifiable(Iterable elements)
/// Creates an unmodifiable list containing all elements.
///
/// The Iterator of elements provides the order of the elements.
///
/// An unmodifiable list cannot have its length or elements changed. If the
/// elements are themselves immutable, then the resulting list is also immutable.
/// @description Checks that proper list with correct element order is created
/// but cannot ne changed
/// @author sgrekhov@unipro.ru

import "../../../Utils/expect.dart";

main() {
  List l = new List.unmodifiable([1, 2, 3, 4, 5]);
  Expect.equals(5, l.length);
  Expect.equals(1, l[0]);
  Expect.equals(2, l[1]);
  Expect.equals(3, l[2]);
  Expect.equals(4, l[3]);
  Expect.equals(5, l[4]);

  Expect.throws(() {l.add(1);});
  Expect.throws(() {l[1] = 1;});
  Expect.throws(() {l.shuffle();});
  Expect.throws(() {l.sort();});
  Expect.throws(() {l.fillRange(0, 2, 1);});
  Expect.throws(() {l.removeLast();});
  Expect.throws(() {l.setAll(1, [1, 2, 3]);});
  Expect.throws(() {l.removeRange(0, 2);});
  Expect.throws(() {l.removeAt(0);});
  Expect.throws(() {l.remove(0);});
  Expect.throws(() {l.removeWhere((e) => true);});
  Expect.throws(() {l.replaceRange(0, 2, [1, 2]);});
  Expect.throws(() {l.clear();});
}