public void ShouldMoveDuplicateItemToTopOfList(string[] stringsToPush, string expectedString, int expectedCount)
{
StringStack stringStack = new StringStack(stringsToPush);
Assert.AreEqual(expectedString, stringStack.Peek());
Assert.AreEqual(expectedCount, stringStack.Count);
}
public void ShouldNotAddEmptyStrings()
{
StringStack stringStack = new StringStack();
stringStack.Push("");
Assert.AreEqual(0, stringStack.Count);
}
public void ShouldRemoveOldestStringWhenAtCapacityAndNewStringIsAdded()
{
StringStack stringStack = new StringStack(3);
stringStack.Push("apple");
stringStack.Push("orange");
stringStack.Push("pineapple");
stringStack.Push("pear");
Assert.AreEqual(3, stringStack.Count);
Assert.AreEqual("pear", stringStack.Peek());
}
public void ShouldReturnStringAtIndex(string[] stringsToPush, string expected, int index)
{
StringStack stringStack = new StringStack(stringsToPush);
Assert.AreEqual(expected, stringStack[index]);
}
public void ShouldReturnMostRecentlyAddedStringAsTopItem(string[] stringsToPush, string expected)
{
StringStack stringStack = new StringStack(stringsToPush);
Assert.AreEqual(expected, stringStack.Peek());
}
