public void QueueStack_EmptyStackIsEmpty_CorrectElementsReturned()
{
StackUsingQueue<String> stack = new StackUsingQueue<String>();
bool isEmpty = stack.IsEmpty();
Assert.AreEqual(true, isEmpty);
}
public void QueueStack_PushAndPopElement_SameElementReturned()
{
StackUsingQueue<String> stack = new StackUsingQueue<String>();
stack.Push("hi");
String pop = stack.Pop();
Assert.AreEqual(pop, "hi");
}
public void QueueStack_PushMultipleAndPopMultiple_CorrectElementsReturned()
{
StackUsingQueue<String> stack = new StackUsingQueue<String>();
stack.Push("hi");
stack.Push("there");
stack.Push("friend");
String pop1 = stack.Pop();
String pop2 = stack.Pop();
String pop3 = stack.Pop();
Assert.AreEqual("friend", pop1);
Assert.AreEqual("there", pop2);
Assert.AreEqual("hi", pop3);
}
public void QueueStack_BuildUpStack_ThenThrash_CorrectElementsReturned()
{
StackUsingQueue<String> stack = new StackUsingQueue<String>();
stack.Push("hi");
stack.Push("there");
stack.Push("friend");
stack.Push("again");
String pop1 = stack.Pop();
stack.Push("what");
String pop2 = stack.Pop();
stack.Push("moo");
String pop3 = stack.Pop();
Assert.AreEqual("again", pop1);
Assert.AreEqual("what", pop2);
Assert.AreEqual("moo", pop3);
}
public void QueueStack_PushThenPopTwice_ExceptionThrown()
{
StackUsingQueue<String> stack = new StackUsingQueue<String>();
stack.Push("hi");
String pop = stack.Pop();
stack.Pop();
}
public void QueueStack_PopEmptyStack_ExceptionThrown()
{
StackUsingQueue<String> stack = new StackUsingQueue<String>();
stack.Pop();
}
public void QueueStack_StackNotEmptyAfterPush_CorrectElementsReturned()
{
StackUsingQueue<String> stack = new StackUsingQueue<String>();
stack.Push("hi");
bool isEmpty = stack.IsEmpty();
Assert.AreEqual(false, isEmpty);
}
