public void RemoveAt_NegativeIndex_IndexOutOfRangeException()
{
// Arrange
int itemsToAdd = 4;
int index = -1;
JList <int> j = new JList <int>();
for (int i = 0; i < itemsToAdd; i++)
{
j.Add(i);
}
// Act
j.RemoveAt(index);
// Assert
}
public void RemoveAt_RemoveMiddleIndex_CountDecreasesByOne()
{
// Arrange
int itemsToAdd = 4;
JList <int> j = new JList <int>();
for (int i = 0; i < itemsToAdd; i++)
{
j.Add(i);
}
// Act
j.RemoveAt(1);
// Assert
int expected = itemsToAdd - 1;
int actual = j.Count;
Assert.AreEqual(expected, actual);
}
public void RemoveAt_RemoveMiddleIndex_IndexToRightShiftLeftOne()
{
// Arrange
int itemsToAdd = 4;
int index = 1;
JList <int> j = new JList <int>();
for (int i = 0; i < itemsToAdd; i++)
{
j.Add(i);
}
int expected = j[index + 1];
// Act
j.RemoveAt(index);
// Assert
int actual = j[index];
Assert.AreEqual(expected, actual);
}