superset/tests/db_engine_specs/bigquery_tests.py

57 lines
2.2 KiB
Python

# 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 sqlalchemy import column
from superset.db_engine_specs.bigquery import BigQueryEngineSpec
from tests.db_engine_specs.base_tests import DbEngineSpecTestCase
class BigQueryTestCase(DbEngineSpecTestCase):
def test_bigquery_sqla_column_label(self):
label = BigQueryEngineSpec.make_label_compatible(column("Col").name)
label_expected = "Col"
self.assertEqual(label, label_expected)
label = BigQueryEngineSpec.make_label_compatible(column("SUM(x)").name)
label_expected = "SUM_x__5f110"
self.assertEqual(label, label_expected)
label = BigQueryEngineSpec.make_label_compatible(column("SUM[x]").name)
label_expected = "SUM_x__7ebe1"
self.assertEqual(label, label_expected)
label = BigQueryEngineSpec.make_label_compatible(column("12345_col").name)
label_expected = "_12345_col_8d390"
self.assertEqual(label, label_expected)
def test_convert_dttm(self):
dttm = self.get_dttm()
self.assertEqual(
BigQueryEngineSpec.convert_dttm("DATE", dttm), "CAST('2019-01-02' AS DATE)"
)
self.assertEqual(
BigQueryEngineSpec.convert_dttm("DATETIME", dttm),
"CAST('2019-01-02T03:04:05.678900' AS DATETIME)",
)
self.assertEqual(
BigQueryEngineSpec.convert_dttm("TIMESTAMP", dttm),
"CAST('2019-01-02T03:04:05.678900' AS TIMESTAMP)",
)