def test_hash_item_key(self):
cases = [
(lambda x: x, "64ad3fb166ddb41a2ca24f1803b8b722"),
(lambda x: x.upper(), "ee22e8597bff91742affe4befbf4649a"),
]
for key, expected in cases:
with self.subTest(key=key):
shuffler = Shuffler(seed=1234)
actual = shuffler._hash_item("abc", key)
self.assertEqual(actual, expected)
def test_hash_item_seed(self):
cases = [
(1234, "64ad3fb166ddb41a2ca24f1803b8b722"),
# Passing a string gives the same value.
("1234", "64ad3fb166ddb41a2ca24f1803b8b722"),
(5678, "4dde450ad339b6ce45a0a2666e35b975"),
]
for seed, expected in cases:
with self.subTest(seed=seed):
shuffler = Shuffler(seed=seed)
actual = shuffler._hash_item("abc", lambda x: x)
self.assertEqual(actual, expected)