public void TestAdd()
{
Deque<int> deque = new Deque<int>();
Assert.IsTrue(deque.IsEmpty);
int item = 1;
Assert.IsFalse(deque.Contains(item));
deque.Add(item);
int actualBack;
actualBack = deque[0];
Assert.IsTrue(deque.Contains(item));
Assert.AreEqual(item, actualBack);
int itemNewBack = 2;
Assert.IsFalse(deque.Contains(itemNewBack));
deque.AddBack(itemNewBack);
Assert.IsTrue(deque.Contains(itemNewBack));
actualBack = deque[1];
Assert.AreEqual(itemNewBack, actualBack);
actualBack = deque.RemoveBack();
Assert.AreEqual(itemNewBack, actualBack);
int itemNewFront = -1;
Assert.IsFalse(deque.Contains(itemNewFront));
deque.AddFront(itemNewFront);
int actualFront;
Assert.IsTrue(deque.Contains(itemNewFront));
actualFront = deque[0];
Assert.AreEqual(itemNewFront, actualFront);
actualFront = deque.RemoveFront();
Assert.AreEqual(itemNewFront, actualFront);
int[] itemRange = new[] { 3, 4, 5, 6 };
int offset = deque.Count;
deque.AddRange(itemRange);
foreach (var itm in itemRange)
{
Assert.AreEqual(itm, deque[offset]);
offset++;
}
int[] itemBackRange = new[] { 7, 8, 9, 10 };
offset = deque.Count;
deque.AddBackRange(itemBackRange);
foreach (var itm in itemBackRange)
{
Assert.AreEqual(itm, deque[offset]);
offset++;
}
int[] itemFrontRange = new[] { 3, 4, 5, 6 };
deque.AddFrontRange(itemFrontRange);
for (int i = 0; i < itemFrontRange.Length; i++)
{
var itm = itemFrontRange[i];
Assert.AreEqual(itm, deque[i]);
}
}
public void TestAdd()
{
Deque <int> deque = new Deque <int>();
Assert.IsTrue(deque.IsEmpty);
int item = 1;
Assert.IsFalse(deque.Contains(item));
deque.Add(item);
int actualBack;
actualBack = deque[0];
Assert.IsTrue(deque.Contains(item));
Assert.AreEqual(item, actualBack);
int itemNewBack = 2;
Assert.IsFalse(deque.Contains(itemNewBack));
deque.AddBack(itemNewBack);
Assert.IsTrue(deque.Contains(itemNewBack));
actualBack = deque[1];
Assert.AreEqual(itemNewBack, actualBack);
actualBack = deque.RemoveBack();
Assert.AreEqual(itemNewBack, actualBack);
int itemNewFront = -1;
Assert.IsFalse(deque.Contains(itemNewFront));
deque.AddFront(itemNewFront);
int actualFront;
Assert.IsTrue(deque.Contains(itemNewFront));
actualFront = deque[0];
Assert.AreEqual(itemNewFront, actualFront);
actualFront = deque.RemoveFront();
Assert.AreEqual(itemNewFront, actualFront);
int[] itemRange = new[] { 3, 4, 5, 6 };
int offset = deque.Count;
deque.AddRange(itemRange);
foreach (var itm in itemRange)
{
Assert.AreEqual(itm, deque[offset]);
offset++;
}
int[] itemBackRange = new[] { 7, 8, 9, 10 };
offset = deque.Count;
deque.AddBackRange(itemBackRange);
foreach (var itm in itemBackRange)
{
Assert.AreEqual(itm, deque[offset]);
offset++;
}
int[] itemFrontRange = new[] { 3, 4, 5, 6 };
deque.AddFrontRange(itemFrontRange);
for (int i = 0; i < itemFrontRange.Length; i++)
{
var itm = itemFrontRange[i];
Assert.AreEqual(itm, deque[i]);
}
}
