def test_max_a_list_with_3_should_give_(): assert_equal(max([3]), 3)
def test_max_a_list_with_9_3_5_6_should_give_9(): assert_equal(max([9, 3, 5, 6]), 9)
def test_max_a_list_with_5_3_should_give_5(): assert_equal(max([5, 3]), 5)
def test_max_takes_a_non_empty_list_as_argument(): max([2])
def test_max_a_list_with_3_7_7_should_give_7(): assert_equal(max([3, 5, 7]), 7)
def test_empty_list_should_give_0(): assert_equal(max([]), 0)
def test_max_takes_a_list_as_argument(): max(10)
def test_max_takes_a_list_as_argument(): max()