public void RemovingItemChangesCount()
{
DatabaseT <int> sut = new DatabaseT <int>(1);
sut.Remove();
Assert.AreEqual(0, sut.Count);
}
public void RemovingItemFromEmptyDatabaseThrowsException()
{
DatabaseT <int> sut = new DatabaseT <int>();
Exception ex = Assert.Throws <InvalidOperationException>(() => sut.Remove());
Assert.AreEqual(DBEmptyMsg, ex.Message);
}
public void RemoveLastItemFromDatabase()
{
DatabaseT <int> sut = new DatabaseT <int>(1, 2, 3);
Assert.That(() => sut.Remove() == 3, "Removing last item from Database fails.");
}
