public void Count01()
{
var cq = new CircularStack <int>(4);
Assert.AreEqual(0, cq.Count());
cq.Push(1);
cq.Push(1);
Assert.AreEqual(2, cq.Count());
cq.Pop();
Assert.AreEqual(1, cq.Count());
cq.Pop();
Assert.AreEqual(0, cq.Count());
}
public void Clear01()
{
var capacity = 4;
var cq = new CircularStack <int>(capacity);
Assert.AreEqual(capacity, cq.Capacity());
for (int i = 0; i < 6; i++)
{
cq.Push(i);
}
Assert.AreEqual(capacity, cq.Count());
cq.Clear();
Assert.AreEqual(0, cq.Count());
for (int i = 0; i < 6; i++)
{
cq.Push(i);
}
Assert.AreEqual(capacity, cq.Count());
}
public void PeekPeekBottom01()
{
var capacity = 4;
var cq = new CircularStack <int>(capacity);
for (int i = 0; i < 6; i++)
{
cq.Push(i);
}
Assert.AreEqual(capacity, cq.Count());
Assert.AreEqual(5, cq.Peek());
Assert.AreEqual(2, cq.PeekBottom());
}
public void Pop01()
{
var capacity = 4;
var cq = new CircularStack <int>(capacity);
for (int i = 0; i < capacity; i++)
{
cq.Push(i);
}
for (int i = 0; i < capacity; i++)
{
Assert.AreEqual(capacity - (i + 1), cq.Pop());
Assert.AreEqual(capacity - (i + 1), cq.Count());
}
Assert.Throws <InvalidOperationException>(() => cq.Pop());
}