def test_no_args(self): prefix = get_next_prefix.getNextPrefix() self.assertEquals('a', prefix)
def test_much_farther_letter(self): # y gets turned to z prefix = get_next_prefix.getNextPrefix('faraway') self.assertEquals('farawaz', prefix)
def test_y_to_z(self): prefix = get_next_prefix.getNextPrefix('y') self.assertEquals('z', prefix)
def test_last_letter(self): prefix = get_next_prefix.getNextPrefix('z') self.assertEquals('aa', prefix)
def test_a_to_b(self): prefix = get_next_prefix.getNextPrefix('a') self.assertEquals('b', prefix)