def testRandom(self):
for i in range(1000):
number = random.randint(1, 1000000000)
self.assertEqual(
AlphabeticNumbers.int_from_str(AlphabeticNumbers.str_from_int(number)),
number
)
def test_str_from_int(self):
data = [
('A', 1),
('Z', 26),
('AA', 27),
('BA', 53),
('AAA', 703),
('XZZ', 16926),
('ZZZ', 18278),
]
for d in data:
assert AlphabeticNumbers.str_from_int(d[1]) == d[0]
for i in [0, -1]:
with pytest.raises(ValueError):
AlphabeticNumbers.str_from_int(i)
def test_str_from_int(self):
data = [
('A', 1),
('Z', 26),
('AA', 27),
('BA', 53),
('AAA', 703),
('XZZ', 16926),
('ZZZ', 18278),
]
for d in data:
self.assertEqual(AlphabeticNumbers.str_from_int(d[1]), d[0])
for i in [0, -1]:
with self.assertRaises(ValueError):
AlphabeticNumbers.str_from_int(i)
