def test_difference_update_with_range(self):
ramanujans_friends = RedisSet()
ramanujans_friends.difference_update(range(5))
assert ramanujans_friends == set()
ramanujans_friends = RedisSet(range(10))
ramanujans_friends.difference_update(range(5))
assert ramanujans_friends == {5, 6, 7, 8, 9}
def test_difference_update_with_range_and_set(self):
ramanujans_friends = RedisSet()
ramanujans_friends.difference_update(range(4), {6, 7, 8, 9})
assert ramanujans_friends == set()
ramanujans_friends = RedisSet(range(10))
ramanujans_friends.difference_update(range(4), {6, 7, 8, 9})
assert ramanujans_friends == {4, 5}
def test_difference_update_with_set(self):
ramanujans_friends = RedisSet()
ramanujans_friends.difference_update({5, 6, 7, 8, 9})
assert ramanujans_friends == set()
ramanujans_friends = RedisSet(range(10))
ramanujans_friends.difference_update({5, 6, 7, 8, 9})
assert ramanujans_friends == {0, 1, 2, 3, 4}
def test_difference_update_with_empty_set(self):
ramanujans_friends = RedisSet(redis=self.redis)
ramanujans_friends.difference_update(set())
assert ramanujans_friends == set()
ramanujans_friends = RedisSet(range(10), redis=self.redis)
ramanujans_friends.difference_update(set())
assert ramanujans_friends == {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}
def test_difference_update_with_range_and_set(self):
ramanujans_friends = RedisSet()
ramanujans_friends.difference_update(range(4), {6, 7, 8, 9})
assert ramanujans_friends == set()
ramanujans_friends = RedisSet(range(10))
ramanujans_friends.difference_update(range(4), {6, 7, 8, 9})
assert ramanujans_friends == {4, 5}
def test_difference_update_with_range(self):
ramanujans_friends = RedisSet()
ramanujans_friends.difference_update(range(5))
assert ramanujans_friends == set()
ramanujans_friends = RedisSet(range(10))
ramanujans_friends.difference_update(range(5))
assert ramanujans_friends == {5, 6, 7, 8, 9}
def test_difference_update_with_set(self):
ramanujans_friends = RedisSet()
ramanujans_friends.difference_update({5, 6, 7, 8, 9})
assert ramanujans_friends == set()
ramanujans_friends = RedisSet(range(10))
ramanujans_friends.difference_update({5, 6, 7, 8, 9})
assert ramanujans_friends == {0, 1, 2, 3, 4}