public void RandomInsertDeleteRange()
{
const int ITER = 2000, LOOP = 15;
Random rand = new Random(13);
for (int loop = 0; loop < LOOP; ++loop)
{
Deque <int> deque = new Deque <int>();
List <int> list = new List <int>();
for (int iter = 0; iter < ITER; ++iter)
{
//Console.Write("Loop {0}, Iteration {1}: ", loop, iter);
if (rand.Next(100) < 45)
{
// remove a range.
if (list.Count > 0)
{
int index = rand.Next(list.Count);
int count = rand.Next(list.Count - index);
//Console.WriteLine("RemoveAt({0}, {1})", index, count);
list.RemoveRange(index, count);
deque.RemoveRange(index, count);
}
}
else
{
// Add an range.
int index = rand.Next(list.Count + 1);
int count = rand.Next(10);
int[] items = new int[count];
for (int i = 0; i < count; ++i)
{
items[i] = rand.Next(1000);
}
/*Console.Write("Insert({0}, {{", index);
* for (int i = 0; i < count; ++i) {
* if (i > 0)
* Console.Write(", ");
* Console.Write(items[i]);
* }
* Console.WriteLine("})"); */
IEnumerable <int> e = (rand.Next(2) == 0) ? AlgorithmsTests.EnumerableFromArray(items) : items;
list.InsertRange(index, e);
deque.InsertRange(index, e);
}
//deque.Print();
CheckListAndDeque(list, deque);
}
InterfaceTests.TestReadWriteList <int>(deque, list.ToArray());
}
}
public void CloneContents()
{
var deque1 = new Deque <MyInt>();
deque1.Add(new MyInt(143));
deque1.Add(new MyInt(2));
deque1.AddToFront(new MyInt(9));
deque1.Add(null);
deque1.AddToFront(new MyInt(2));
deque1.Add(new MyInt(111));
var deque2 = deque1.CloneContents();
CompareClones(deque1, deque2);
var deque3 = new Deque <int>(new int[] { 144, 5, 23 });
deque3.InsertRange(1, new int[] { 7, 5, 11, 109 });
var deque4 = deque3.CloneContents();
CompareClones(deque3, deque4);
var deque5 = new Deque <UtilFixture.CloneableStruct>();
deque5.Add(new UtilFixture.CloneableStruct(143));
deque5.AddToFront(new UtilFixture.CloneableStruct(5));
deque5.Add(new UtilFixture.CloneableStruct(23));
deque5.AddToFront(new UtilFixture.CloneableStruct(1));
deque5.AddToFront(new UtilFixture.CloneableStruct(8));
var deque6 = deque5.CloneContents();
Assert.AreEqual(deque5.Count, deque6.Count);
// Check that the deques are equal, but not identical (e.g., have been cloned via ICloneable).
IEnumerator <UtilFixture.CloneableStruct> e1 = deque5.GetEnumerator();
IEnumerator <UtilFixture.CloneableStruct> e2 = deque6.GetEnumerator();
// Check that the deques are equal, but not reference equals (e.g., have been cloned).
while (e1.MoveNext())
{
e2.MoveNext();
Assert.IsTrue(e1.Current.Equals(e2.Current));
Assert.IsFalse(e1.Current.Identical(e2.Current));
}
}
