public void Stack_IsEmpty_ReturnsFalseOnNonEmptyStackAfterMultiplePops()
{
Stack stack = new Stack();
bool expectedIsEmptyReturnValue = false;
stack.Push("Hello worldz");
stack.Push("Hi again");
stack.Push("Hi again, again");
stack.Push("Hi again, but I'll be popped soon :(");
stack.Pop();
stack.Pop();
bool actualIsEmptyReturnValue = stack.IsEmpty();
Assert.AreEqual(expectedIsEmptyReturnValue, actualIsEmptyReturnValue);
}
public void Stack_IsEmpty_ReturnsTrueOnPreviouslyPopulatedEmptyStack()
{
Stack stack = new Stack();
bool expectedIsEmptyReturnValue = true;
stack.Push("Dataz");
stack.Push("More dataz");
stack.Pop();
stack.Pop();
bool actualIsEmptyReturnValue = stack.IsEmpty();
Assert.AreEqual(actualIsEmptyReturnValue, expectedIsEmptyReturnValue);
}
public void Stack_IsEmpty_ReturnsFalseOnNonEmptyStack()
{
Stack stack = new Stack();
bool expectedIsEmptyReturnValue = false;
stack.Push("Hello worldz");
stack.Push("Hi again");
bool actualIsEmptyReturnValue = stack.IsEmpty();
Assert.AreEqual(expectedIsEmptyReturnValue, actualIsEmptyReturnValue);
}
public void Stack_IsEmpty_ReturnsTrueOnNewlyCreatedStack()
{
Stack stack = new Stack();
bool expectedIsEmptyReturnValue = true;
bool actualIsEmptyReturnValue = stack.IsEmpty();
Assert.AreEqual(expectedIsEmptyReturnValue, actualIsEmptyReturnValue);
}
