def test_using_example_values(self):
# given
sequence = [
35,
20,
15,
25,
47,
40,
62,
55,
65,
95,
102,
117,
150,
182,
127,
219,
299,
277,
309,
576
]
assert find_weak_sequence(sequence, 5) == 127
def test_works_with_a_shorted_preamble_size(self):
# given
sequence = [
35,
20,
15,
25,
47,
40
]
assert find_weak_sequence(sequence, 5) is None
def test_66_is_valid_in_sequence_cause_21_and_45_adds_up(self):
# given
sequence = [20, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 21, 22, 23, 24, 25, 45, 64]
assert find_weak_sequence(sequence, 25) is None
def test_65_is_not_valid_in_sequence_cause_20_is_ignored(self):
# given
sequence = [20, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 21, 22, 23, 24, 25, 45, 65]
assert find_weak_sequence(sequence, 25) == 65
def test_26_is_valid_in_sequence(self):
# given
sequence = [20, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 21, 22, 23, 24, 25, 45, 26]
assert find_weak_sequence(sequence, 25) is None
def test_is_valid_sequence_should_check_last_item(self):
# given
sequence = [20, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 21, 22, 23, 24, 25, 45]
assert find_weak_sequence(sequence, 25) is None