python/adbc_driver_flightsql/tests/test_dbapi.py

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import pyarrow
import pytest

import adbc_driver_flightsql.dbapi
import adbc_driver_manager


def test_query_error(dremio_dbapi):
    with dremio_dbapi.cursor() as cur:
        with pytest.raises(adbc_driver_flightsql.dbapi.ProgrammingError) as exc_info:
            cur.execute("SELECT")

        exc = exc_info.value
        assert exc.status_code == adbc_driver_manager.AdbcStatusCode.INVALID_ARGUMENT
        # Try to keep noise in exceptions minimal
        assert exc.args[0].startswith("INVALID_ARGUMENT: [FlightSQL] ")


def test_query_trivial(dremio_dbapi):
    with dremio_dbapi.cursor() as cur:
        cur.execute("SELECT 1")
        assert cur.fetchone() == (1,)


def test_query_partitioned(dremio_dbapi):
    with dremio_dbapi.cursor() as cur:
        partitions, schema = cur.adbc_execute_partitions("SELECT 1")
        assert len(partitions) == 1
        assert schema.equals(pyarrow.schema([("EXPR$0", "int32")]))

        cur.adbc_read_partition(partitions[0])
        assert cur.fetchone() == (1,)


def test_set_options(dremio_uri, dremio_user, dremio_pass):
    # Regression test for apache/arrow-adbc#713
    with adbc_driver_flightsql.dbapi.connect(
        dremio_uri,
        db_kwargs={
            adbc_driver_manager.DatabaseOptions.USERNAME.value: dremio_user,
            adbc_driver_manager.DatabaseOptions.PASSWORD.value: dremio_pass,
        },
        conn_kwargs={
            "adbc.flight.sql.rpc.call_header.x-foo": "1",
        },
    ):
        pass