mirror of https://github.com/apache/superset.git
60 lines
2.4 KiB
Python
60 lines
2.4 KiB
Python
# Licensed to the Apache Software Foundation (ASF) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The ASF licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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from sqlalchemy import column
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from superset.db_engine_specs.bigquery import BigQueryEngineSpec
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from tests.db_engine_specs.base_tests import DbEngineSpecTestCase
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class BigQueryTestCase(DbEngineSpecTestCase):
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def test_bigquery_sqla_column_label(self):
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test_cases = {
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"Col": "Col",
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"SUM(x)": "SUM_x__5f110",
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"SUM[x]": "SUM_x__7ebe1",
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"12345_col": "_12345_col_8d390",
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}
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for original, expected in test_cases.items():
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actual = BigQueryEngineSpec.make_label_compatible(column(original).name)
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self.assertEqual(actual, expected)
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def test_convert_dttm(self):
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dttm = self.get_dttm()
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test_cases = {
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"DATE": "CAST('2019-01-02' AS DATE)",
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"DATETIME": "CAST('2019-01-02T03:04:05.678900' AS DATETIME)",
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"TIMESTAMP": "CAST('2019-01-02T03:04:05.678900' AS TIMESTAMP)",
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}
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for target_type, expected in test_cases.items():
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actual = BigQueryEngineSpec.convert_dttm(target_type, dttm)
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self.assertEqual(actual, expected)
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def test_timegrain_expressions(self):
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col = column("temporal")
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test_cases = {
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"DATE": "DATE_TRUNC(temporal, HOUR)",
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"TIME": "TIME_TRUNC(temporal, HOUR)",
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"DATETIME": "DATETIME_TRUNC(temporal, HOUR)",
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"TIMESTAMP": "TIMESTAMP_TRUNC(temporal, HOUR)",
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}
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for type_, expected in test_cases.items():
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actual = BigQueryEngineSpec.get_timestamp_expr(
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col=col, pdf=None, time_grain="PT1H", type_=type_
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)
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self.assertEqual(str(actual), expected)
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