def test_check_nothing_at_address(self, mock_print):
# arrange
qp = QueryProcessor(bucket_count=10)
qp.elems[5] = []
queries = [Query(["check", "2"]), Query(["check", "5"])]
# act
for query in queries:
qp.process_query(query)
# assert
mock_print.assert_has_calls(calls=[call(""), call("")])
def test_adding_to_query_processor(self):
# arrange
qp = QueryProcessor(bucket_count=10)
qp._hash_func = MagicMock(return_value=5)
q = Query(["add", "test"])
# act
qp.process_query(query=q)
# assert
self.assertSequenceEqual(qp.elems[5], ["test"])
def test_deleting_address_is_none(self):
# arrange
qp = QueryProcessor(bucket_count=10)
qp._hash_func = MagicMock(return_value=2)
q = Query(["del", "test"])
# act
qp.process_query(query=q)
# assert
self.assertIsNone(qp.elems[2])
def test_check_items_at_address(self, mock_print):
# arrange
qp = QueryProcessor(bucket_count=10)
qp.elems[3] = ["test_1", "test_2", "test_3"]
q = Query(["check", "3"])
# act
qp.process_query(q)
# assert
mock_print.assert_has_calls(calls=[call("test_1 test_2 test_3")])
def test_deleting_is_at_address(self):
# arrange
qp = QueryProcessor(bucket_count=10)
qp._hash_func = MagicMock(return_value=7)
qp.elems[7] = ["test_0", "test_1", "test", "test_2"]
q = Query(["del", "test"])
# act
qp.process_query(query=q)
# assert
self.assertSequenceEqual(qp.elems[7], ["test_0", "test_1", "test_2"])
def test_adding_multiple_to_query_processor(self):
# arrange
qp = QueryProcessor(bucket_count=10)
qp._hash_func = MagicMock(side_effect=[3, 7, 3])
queries = [Query(["add", f"test_{i}"]) for i in range(3)]
# act
for query in queries:
qp.process_query(query)
# assert
self.assertSequenceEqual(qp.elems[7], ["test_1"])
self.assertSequenceEqual(qp.elems[3], ["test_2", "test_0"])
def test_find_address_is_none(self):
# arrange
qp = QueryProcessor(bucket_count=10)
qp._hash_func = MagicMock(return_value=9)
q = Query(["find", "test"])
# act
mock_write_found = MagicMock()
qp.write_search_result = mock_write_found
qp.process_query(query=q)
# assert
mock_write_found.assert_called_with(False)
def test_find_is_in_processor(self):
# arrange
qp = QueryProcessor(bucket_count=10)
qp._hash_func = MagicMock(return_value=1)
qp.elems[1] = ["a", "b", "c", "test", "d"]
q = Query(["find", "test"])
# act
mock_write_found = MagicMock()
qp.write_search_result = mock_write_found
qp.process_query(query=q)
# assert
mock_write_found.assert_called_with(True)