public void PushCount_ReturnsCountOfPushed()
{
Stack stack = new Stack();
String pushed1 = null;
String pushed2 = "";
String pushed3 = "three";
stack.Push(pushed1);
stack.Push(pushed2);
stack.Push(pushed3);
int expected = 3;
int actual = stack.Count();
Assert.AreEqual(expected, actual, "Number of items pushed does not equal number of items counted");
}
public void IsEmptyPoppedStack_ReturnsTrue()
{
Stack stack = new Stack();
stack.Push("one");
stack.Pop();
bool expected = true;
bool actual = stack.IsEmpty();
Assert.AreEqual(expected, actual, "The popped stack is not empty");
}
public void PushPeek_RetainsPeekValue()
{
Stack stack = new Stack();
String pushed = "one";
stack.Push(pushed);
stack.Peek();
bool expectedBool = false;
bool actualBool = stack.IsEmpty();
Assert.AreEqual(expectedBool, actualBool, "Peeked value not on top of stack");
}
public void PushedStackIsEmpty_ReturnsFalse()
{
Stack stack = new Stack();
stack.Push("one");
bool expected = false;
bool actual = stack.IsEmpty();
Assert.AreEqual(expected, actual, "The pushed stack is empty");
}
public void PushPop_ReturnsPushValue()
{
Stack stack = new Stack();
String pushed = "one";
stack.Push(pushed);
String popped = stack.Pop();
Assert.AreEqual(pushed, popped, "Popped value does not equal pushed value");
}
public void PushPop_DeletesPopValue()
{
Stack stack = new Stack();
String pushed = "one";
stack.Push(pushed);
stack.Pop();
bool expectedBool = true;
bool actualBool = stack.IsEmpty();
Assert.AreEqual(expectedBool, actualBool, "Popped value not deleted");
}
public void PushPopCount_ReturnsZero()
{
Stack stack = new Stack();
String pushed1 = "one";
stack.Push(pushed1);
stack.Pop();
int expected = 0;
int actual = stack.Count();
Assert.AreEqual(expected, actual, "Popped stack not empty");
}
public void PushPeek_ReturnsPushValue()
{
Stack stack = new Stack();
String pushed = "one";
stack.Push(pushed);
String peeked = stack.Peek();
Assert.AreEqual(pushed, peeked, "Pushed value does not equal peeked value");
}