LibTest/core/List/replaceRange_A01_t02.test.dart

/*
 * Copyright (c) 2011, 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 abstract void replaceRange(int start, int end, Iterable<E> iterable)
 * It is an error if start.. end is not a valid range pointing into the this.
 * @description Checks that an error is thrown when the range is invalid.
 * @author kaigorodov
 */
library replaceRange_A01_t02;

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

test(List create([int length])) {

  void check(List a0, int start, int end, Iterable iterable) {
    List a=create();
    a.addAll(a0);
    bool failed=false;
    try {
      a.replaceRange(start, end, iterable);
      failed=true;
    } on Error catch(ok) {}
    Expect.isFalse(failed, "an error expected");
  }

  List a0=[1,3,3,4,5,6];
  check(a0, -1, -1, [7,8,9]);
  check(a0, 0, -1, [7,8,9]);
  check(a0, 1, 0, [8,9]);
  check(a0, a0.length+1, a0.length, [7,8,9,10]);
  check(a0, a0.length-1, a0.length+1, [-1, 7,8,9]);
  check(a0, -1, a0.length+1, [7,8,9,10]);
}