def test_simple_serialization():
serializer = CSVEncodedList()
values = None
db_contents = serializer.process_bind_param(values, DB_DIALECT)
assert db_contents is None
values = ["hello", "world"]
db_contents = serializer.process_bind_param(values, DB_DIALECT)
assert db_contents == "hello,world"
def test_matrix_deserialization():
serializer = CSVEncodedList(matrix=True)
db_contents = None
values = serializer.process_result_value(db_contents, DB_DIALECT)
assert values == []
db_contents = "hello,world\r\nlorem,ipsum"
values = serializer.process_result_value(db_contents, DB_DIALECT)
assert values == [["hello", "world"], ["lorem", "ipsum"]]
db_contents = "hello,world\r\nfoo,bar,baz\r\nlorem,ipsum"
values = serializer.process_result_value(db_contents, DB_DIALECT)
assert values == [["hello", "world"], ["foo", "bar", "baz"], ["lorem", "ipsum"]]
def test_matrix_serialization():
serializer = CSVEncodedList(matrix=True)
values = None
db_contents = serializer.process_bind_param(values, DB_DIALECT)
assert db_contents is None
values = [["hello", "world"], ["lorem", "ipsum"]]
db_contents = serializer.process_bind_param(values, DB_DIALECT)
assert db_contents == "hello,world\r\nlorem,ipsum"
values = [["hello", "world"], ["foo", "bar", "baz"], ["lorem", "ipsum"]]
db_contents = serializer.process_bind_param(values, DB_DIALECT)
assert db_contents == "hello,world\r\nfoo,bar,baz\r\nlorem,ipsum"
def test_simple_deserialization():
serializer = CSVEncodedList()
db_contents = None
values = serializer.process_result_value(db_contents, DB_DIALECT)
assert values == []
db_contents = "hello,world"
values = serializer.process_result_value(db_contents, DB_DIALECT)
assert values == ["hello", "world"]
db_contents = "hello,world\r\nlorem,ipsum"
with pytest.raises(csv.Error):
serializer.process_result_value(db_contents, DB_DIALECT)