incubator-superset0.99/tests/db_engine_specs/impala_tests.py

# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License.  You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied.  See the License for the
# specific language governing permissions and limitations
# under the License.
from superset.db_engine_specs.impala import ImpalaEngineSpec
from tests.db_engine_specs.base_tests import DbEngineSpecTestCase


class ImpalaTestCase(DbEngineSpecTestCase):
    def test_convert_dttm(self):
        dttm = self.get_dttm()

        self.assertEqual(
            ImpalaEngineSpec.convert_dttm("DATE", dttm), "CAST('2019-01-02' AS DATE)"
        )

        self.assertEqual(
            ImpalaEngineSpec.convert_dttm("TIMESTAMP", dttm),
            "CAST('2019-01-02T03:04:05.678900' AS TIMESTAMP)",
        )