LibTest/core/List/getRange_A03_t01.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 Iterable<E> getRange(int start, int end)
 * An error occurs if the start and end are not valid ranges at the time of the call to this method.
 * @description Checks that an error is thrown if the start and end are not valid ranges.
 * @author vasya
 * @reviewer varlax
 */
library getRange_A03_t01;

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

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

  void check1(List list, int start, int length) {
    Expect.throws(() {
        list.getRange(start, start+length);
      },
      (e)=> e is RangeError
    );
  }

  void check(List a0, int start, int end) {
    List list=create();
    list.addAll(a0);
    check1(list, start, end);

    list=create(a0.length);
    list.setRange(0, a0.length, a0);
    check1(list, start, end);    
  }

  check(new List(0),0,1);
  check(new List(10),1,10);
  check(new List(1099),0,1100);
  check(new List(10789), 10000, 10000);

  List l = new List();
  check(l,0,1);
  l.length = 10;
  check(l,1,10);
  l.length = 1099;
  check(l,0,1100);
  l.length = 10789;
  check(l, 10000, 10000);

  l = [];
  check(l,0,1);
  l.length = 10;
  check(l,1,10);
  l.length = 1099;
  check(l,0,1100);
  l.length = 10789;
  check(l, 10000, 10000);
}