public void TestCompareToOther()
{
VisitableStack <int> stack1 = new VisitableStack <int>();
object o = new object();
Assert.AreEqual(stack1.CompareTo(o), -1);
}
public void TestEmptyEnumerator()
{
VisitableStack <int> stack = new VisitableStack <int>();
IEnumerator <int> enumerator = stack.GetEnumerator();
Assert.AreEqual(enumerator.MoveNext(), false);
}
public void TestReadOnly()
{
VisitableStack <int> stack = new VisitableStack <int>();
Assert.AreEqual(stack.IsReadOnly, false);
stack.Push(5);
Assert.AreEqual(stack.IsReadOnly, false);
}
public void TestCompareTo()
{
VisitableStack <int> stack1 = new VisitableStack <int>();
VisitableStack <int> stack2 = new VisitableStack <int>();
VisitableStack <int> stack3 = new VisitableStack <int>();
Assert.AreEqual(stack1.CompareTo(stack2), 0);
Assert.AreEqual(stack1.CompareTo(stack3), 0);
Assert.AreEqual(stack3.CompareTo(stack1), 0);
}
public void Testcount()
{
VisitableStack <int> stack = new VisitableStack <int>();
for (int i = 0; i < 5; i++)
{
stack.Push(i * 3);
Assert.AreEqual(stack.Count, i + 1);
}
}
public void TestIsFixedSize()
{
VisitableStack <int> stack = new VisitableStack <int>();
Assert.AreEqual(stack.IsFixedSize, false);
stack.Add(5);
Assert.AreEqual(stack.IsFixedSize, false);
}
public void TestSuccesfulInit()
{
VisitableStack <int> stack = new VisitableStack <int>();
Assert.AreEqual(stack.Count, 0);
Assert.AreEqual(stack.IsEmpty, true);
Assert.AreEqual(stack.IsFull, false);
stack = new VisitableStack <int>(5);
VisitableStack <int> stack2 = new VisitableStack <int>(stack);
}
public void TestClear()
{
VisitableStack <int> stack = new VisitableStack <int>();
stack.Push(2);
stack.Push(4);
stack.Push(6);
stack.Clear();
Assert.AreEqual(stack.IsEmpty, true);
Assert.AreEqual(stack.IsFull, false);
Assert.AreEqual(stack.Count, 0);
}
public void TestPeek()
{
VisitableStack <int> stack = new VisitableStack <int>();
stack.Push(2);
stack.Push(4);
stack.Push(6);
Assert.AreEqual(stack.Peek(), 6);
stack.Pop();
Assert.AreEqual(stack.Peek(), 4);
}
public void TestPushPop()
{
VisitableStack <int> stack = new VisitableStack <int>();
stack.Push(2);
stack.Push(4);
stack.Push(6);
Assert.AreEqual(stack.Count, 3);
Assert.AreEqual(stack.Pop(), 6);
Assert.AreEqual(stack.Pop(), 4);
Assert.AreEqual(stack.Pop(), 2);
Assert.AreEqual(stack.Count, 0);
}
public void TestVisitor()
{
VisitableStack <int> stack = new VisitableStack <int>();
stack.Push(2);
stack.Push(4);
stack.Push(9);
stack.Push(3);
ComparableFindingVisitor <int> visitor = new ComparableFindingVisitor <int>(9);
stack.Accept(visitor);
Assert.AreEqual(visitor.Found, true);
visitor = new ComparableFindingVisitor <int>(5);
stack.Accept(visitor);
Assert.AreEqual(visitor.Found, false);
}
public void TestEnumeratorValues()
{
VisitableStack <int> stack = new VisitableStack <int>();
stack.Push(2);
stack.Push(4);
stack.Push(6);
IEnumerator <int> enumerator = stack.GetEnumerator();
Assert.AreEqual(enumerator.MoveNext(), true);
Assert.AreEqual(enumerator.Current, 6);
Assert.AreEqual(enumerator.MoveNext(), true);
Assert.AreEqual(enumerator.Current, 4);
Assert.AreEqual(enumerator.MoveNext(), true);
Assert.AreEqual(enumerator.Current, 2);
Assert.AreEqual(enumerator.MoveNext(), false);
}
public void TestAdd()
{
VisitableStack <int> stack = new VisitableStack <int>();
stack.Add(5);
Assert.AreEqual(stack.Count, 1);
Assert.AreEqual(stack.Peek(), 5);
Assert.AreEqual(stack.Pop(), 5);
stack.Push(2);
stack.Push(4);
Assert.AreEqual(stack.Count, 2);
Assert.AreEqual(stack.Peek(), 4);
Assert.AreEqual(stack.Pop(), 4);
Assert.AreEqual(stack.Count, 1);
Assert.AreEqual(stack.Peek(), 2);
Assert.AreEqual(stack.Pop(), 2);;
}
public void TestSuccesfulInit()
{
Deque <int> d = new Deque <int>();
Assert.AreEqual(d.Count, 0);
Assert.AreEqual(d.IsEmpty, true);
Assert.AreEqual(d.IsFull, false);
VisitableStack <int> stack = new VisitableStack <int>();
for (int i = 0; i < 3; i++)
{
stack.Push(i * 4);
}
d = new Deque <int>(stack);
for (int i = 2; i >= 0; i--)
{
Assert.AreEqual(d.DequeueHead(), i * 4);
}
}
public void TestInvalidCompareTo()
{
VisitableStack <string> s = new VisitableStack <string>();
s.CompareTo(null);
}
public void TestEmptyPeek()
{
VisitableStack <int> stack = new VisitableStack <int>();
int i = stack.Peek();
}
public void TestEmptyPop()
{
VisitableStack <int> stack = new VisitableStack <int>();
stack.Pop();
}
public void TestNullVisitor()
{
VisitableStack <int> s = new VisitableStack <int>();;
s.Accept(null);
}
