public void CanAddData()
{
Stack <int> stack = new LinearDataStructures.Stack <int>();
stack.Push(7);
Assert.IsTrue(stack.Count == 1);
Assert.AreEqual(7, stack.Peek());
}
public void StackCanBeMadeToArray()
{
Stack <int> stack = new LinearDataStructures.Stack <int>();
stack.Push(1);
stack.Push(5);
stack.Push(6);
int[] toArray = stack.ToArray();
Assert.IsInstanceOfType(toArray, typeof(int[]));
}
public void ToStringReturnsStringWithAllItems()
{
Stack <int> stack = new LinearDataStructures.Stack <int>();
stack.Push(1);
stack.Push(5);
stack.Push(6);
string result = stack.ToString();
string expected = "1 5 6";
Assert.AreEqual(expected, result);
}
public void CanVerifyIfElementExistsInStackOrNot()
{
Stack <int> stack = new LinearDataStructures.Stack <int>();
stack.Push(7);
stack.Push(77);
bool existing = stack.Contains(7);
bool notExisting = stack.Contains(5);
Assert.IsTrue(existing);
Assert.IsFalse(notExisting);
}
public void CanRemoveData()
{
Stack <int> stack = new LinearDataStructures.Stack <int>();
stack.Push(7);
stack.Push(77);
Assert.IsTrue(stack.Count == 2);
stack.Pop();
Assert.IsTrue(stack.Count == 1);
}
public void CanClearStack()
{
Stack <int> stack = new LinearDataStructures.Stack <int>();
stack.Push(7);
stack.Push(77);
Assert.IsTrue(stack.Count == 2);
stack.Clear();
// Default value of int
Assert.IsTrue(stack.Peek() == 0);
}
public void OnInitialCreateStackIsEmpty()
{
Stack <int> stack = new LinearDataStructures.Stack <int>();
Assert.IsTrue(stack.Count == 0);
}
