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85 lines
2.9 KiB
Python
85 lines
2.9 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 datetime import datetime
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from typing import Any, Dict, Optional, Type
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import pytest
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import pytz
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from sqlalchemy import types
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from superset.utils.core import GenericDataType
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from tests.unit_tests.db_engine_specs.utils import (
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assert_column_spec,
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assert_convert_dttm,
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)
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@pytest.mark.parametrize(
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"target_type,dttm,expected_result",
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[
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("VARCHAR", datetime(2022, 1, 1), None),
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("DATE", datetime(2022, 1, 1), "DATE '2022-01-01'"),
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(
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"TIMESTAMP",
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datetime(2022, 1, 1, 1, 23, 45, 600000),
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"TIMESTAMP '2022-01-01 01:23:45.600000'",
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),
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(
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"TIMESTAMP WITH TIME ZONE",
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datetime(2022, 1, 1, 1, 23, 45, 600000),
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"TIMESTAMP '2022-01-01 01:23:45.600000'",
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),
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(
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"TIMESTAMP WITH TIME ZONE",
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datetime(2022, 1, 1, 1, 23, 45, 600000, tzinfo=pytz.UTC),
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"TIMESTAMP '2022-01-01 01:23:45.600000+00:00'",
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),
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],
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)
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def test_convert_dttm(
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target_type: str,
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dttm: datetime,
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expected_result: Optional[str],
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) -> None:
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from superset.db_engine_specs.presto import PrestoEngineSpec as spec
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assert_convert_dttm(spec, target_type, expected_result, dttm)
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@pytest.mark.parametrize(
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"native_type,sqla_type,attrs,generic_type,is_dttm",
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[
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("varchar(255)", types.VARCHAR, {"length": 255}, GenericDataType.STRING, False),
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("varchar", types.String, None, GenericDataType.STRING, False),
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("char(255)", types.CHAR, {"length": 255}, GenericDataType.STRING, False),
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("char", types.String, None, GenericDataType.STRING, False),
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("integer", types.Integer, None, GenericDataType.NUMERIC, False),
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("time", types.Time, None, GenericDataType.TEMPORAL, True),
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("timestamp", types.TIMESTAMP, None, GenericDataType.TEMPORAL, True),
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],
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)
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def test_get_column_spec(
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native_type: str,
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sqla_type: Type[types.TypeEngine],
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attrs: Optional[Dict[str, Any]],
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generic_type: GenericDataType,
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is_dttm: bool,
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) -> None:
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from superset.db_engine_specs.presto import PrestoEngineSpec as spec
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assert_column_spec(spec, native_type, sqla_type, attrs, generic_type, is_dttm)
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