public void Stack_Count_ReturnsZeroIfStackIsEmpty() { Stack stack = new Stack(); int expectedNumberOfItems = 0; int stackCountValue = stack.Count(); Assert.AreEqual(expectedNumberOfItems, stackCountValue); }
public void Stack_Count_ReturnsZeroIfPreviouslyPopulatedStackIsEmpty() { Stack stack = new Stack(); int expectedNumberOfItems = 0; stack.Push("Some data"); stack.Pop(); int stackCountValue = stack.Count(); Assert.AreEqual(expectedNumberOfItems, stackCountValue); }
public void Stack_Count_ReturnsCorrectNumberOfItems() { Stack stack = new Stack(); int expectedNumberOfItems = 4; stack.Push("Data"); stack.Push("More data"); stack.Push("Even more data"); stack.Push("DATA"); int actualNumberOfItems = stack.Count(); Assert.AreEqual(expectedNumberOfItems, actualNumberOfItems); }
public void Stack_Count_ReturnsCorrectNumberOfItemsAfterMultiplePops() { Stack stack = new Stack(); int expectedNumberOfItems = 2; stack.Push("Data"); stack.Push("More data"); stack.Push("Even more data"); stack.Push("DATA"); stack.Push("DATAAA!!!!!"); stack.Pop(); stack.Pop(); stack.Pop(); int numberOfItemsAfterMultiplePops = stack.Count(); Assert.AreEqual(expectedNumberOfItems, numberOfItemsAfterMultiplePops); }
public void Stack_Push_MultipleItemsToStackAfterMultiplePops() { Stack stack = new Stack(); int expectedStackCount = 3; stack.Push("First item"); stack.Push("Second item"); stack.Push("Third item"); stack.Pop(); stack.Pop(); stack.Push("Hello"); stack.Push("Last item"); int actualStackCount = stack.Count(); Assert.AreEqual(expectedStackCount, actualStackCount); }
public void Stack_Push_MultipleItemsToEmptyStack() { Stack stack = new Stack(); int expectedStackCount = 3; stack.Push("First item"); stack.Push("Second item"); stack.Push("Third item"); int actualStackCount = stack.Count(); Assert.AreEqual(expectedStackCount, actualStackCount); }
public void Stack_Push_ItemToPreviouslyPopulatedEmptyStack() { Stack stack = new Stack(); int expectedStackCount = 1; stack.Push("This is a string :)"); stack.Push("This is another string :)"); stack.Pop(); stack.Pop(); stack.Push("Some data"); int actualStackCount = stack.Count(); Assert.AreEqual(expectedStackCount, actualStackCount); }
public void Stack_Push_ItemToEmptyStack() { Stack stack = new Stack(); int expectedStackCount = 1; stack.Push("This is a string :)"); int actualStackCount = stack.Count(); Assert.AreEqual(expectedStackCount, actualStackCount); }
public void Stack_Pop_RemovesNodeFromStackWithOnlyOneNode() { Stack stack = new Stack(); int expectedCount = 0; stack.Push("Item to be popped"); stack.Pop(); int actualCount = stack.Count(); Assert.AreEqual(expectedCount, actualCount); }
public void Stack_Peek_DoesntRemoveNode() { Stack stack = new Stack(); stack.Push("First Item"); stack.Push("Second Item"); int countBeforePeeking = stack.Count(); stack.Peek(); int countAfterPeeking = stack.Count(); Assert.AreEqual(countBeforePeeking, countAfterPeeking); }