public void RemoveFromList_IfIndexRemoved_ListOneCountLess()
{
//Arrange
BriansList <int> list = new BriansList <int>();
list.Add(1);
list.Add(2);
list.Add(3);
list.Add(4);
int expected = 3;
//Act
list.Remove(2);
int actual = list.Count;
//Assert
Assert.AreEqual(expected, actual);
}
public void RemoveFromList_IfRemovingNothing_SameListReturns()
{
//Arrange
BriansList <int> list = new BriansList <int>();
list.Add(1);
list.Add(2);
list.Add(3);
list.Add(4);
int expected = 4;
//Act
list.Remove(0); //as in, no zero value to find
int actual = list.Count;
//Assert
Assert.AreEqual(expected, actual);
}
public void RemoveFromList_IfRemoveSameNumber_AllInstancesRemoved()
{
//Arrange
BriansList <int> list = new BriansList <int>();
list.Add(1);
list.Add(2);
list.Add(1);
list.Add(1);
int expected = 3;
//Act
list.Remove(1);
int actual = list.Count;
//Assert
Assert.AreEqual(expected, actual);
}
public void RemoveFromList_IfIndexReferenced_MakeSureIndexRemoved()
{
//Arrange
BriansList <int> list = new BriansList <int>();
list.Add(1);
list.Add(2);
list.Add(3);
list.Add(4);
int expected = 4;
//Act
list.Remove(3);
int actual = list[2];
//Assert
Assert.AreEqual(expected, actual);
}
public void RemoveFromList_RemoveWholeList()
{
//Arrange
BriansList <int> list = new BriansList <int>();
list.Add(1);
list.Add(2);
list.Add(3);
list.Add(4);
list.Add(5);
list.Add(6);
int expected = 0;
//Act
for (int i = list.Count - 1; i >= 0; i--)
{
list.Remove(list[i]);
}
int actual = list.Count;
//Assert
Assert.AreEqual(expected, actual);
}