// 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.

// @dart = 2.9

/// @assertion void removeWhere(bool test(E element))
/// Removes all objects of this list that satisfy test.
/// ...
/// Throws an UnsupportedError if this is a fixed-length list.
/// @description Checks that [UnsupportedError] is thrown since [Int32List] is a
/// fixed-length list.
/// @note undocumented
/// @author msyabro


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

check(List<int> list) {
  var l = new Int32List.fromList(list);
  var length = l.length;
  try {
    l.removeWhere((e) => false);
    Expect.fail("This operation should not be supported");
  } on UnsupportedError {};
  Expect.equals(length, l.length);

  try {
    l.removeWhere((e) => true);
    Expect.fail("This operation should not be supported");
  } on UnsupportedError {};
  Expect.equals(length, l.length);
}

main() {
  check([]);
  check([1]);
  check([1, 2, 3, 4, 5]);
}
