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102 lines
3.3 KiB
Python
102 lines
3.3 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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import pytest
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from superset.db_engine_specs.datafusion import DataFusionEngineSpec
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from tests.unit_tests.db_engine_specs.utils import assert_convert_dttm
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from tests.unit_tests.fixtures.common import dttm # noqa: F401
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@pytest.mark.parametrize(
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"target_type,expected_result",
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[
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("Date", "TO_DATE('2019-01-02', 'YYYY-MM-DD')"),
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(
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"DateTime",
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"TO_TIMESTAMP('2019-01-02 03:04:05.678', 'YYYY-MM-DD HH24:MI:SS.FFF')",
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),
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(
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"TimeStamp",
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"TO_TIMESTAMP('2019-01-02 03:04:05.678', 'YYYY-MM-DD HH24:MI:SS.FFF')",
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),
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("UnknownType", None),
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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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expected_result: str | None,
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dttm: datetime, # noqa: F811
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) -> None:
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assert_convert_dttm(DataFusionEngineSpec, target_type, expected_result, dttm)
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def test_epoch_to_dttm() -> None:
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assert DataFusionEngineSpec.epoch_to_dttm().format(col="ts") == "from_unixtime(ts)"
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@pytest.mark.parametrize(
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"time_grain,expected",
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[
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(None, "ts"),
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("PT1S", "DATE_TRUNC('second', ts)"),
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(
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"PT5S",
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"DATE_TRUNC('minute', ts) + INTERVAL '5 seconds' * "
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"FLOOR(EXTRACT(SECOND FROM ts) / 5)",
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),
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(
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"PT30S",
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"DATE_TRUNC('minute', ts) + INTERVAL '30 seconds' * "
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"FLOOR(EXTRACT(SECOND FROM ts) / 30)",
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),
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("PT1M", "DATE_TRUNC('minute', ts)"),
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(
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"PT5M",
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"DATE_TRUNC('hour', ts) + INTERVAL '5 minutes' * "
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"FLOOR(EXTRACT(MINUTE FROM ts) / 5)",
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),
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(
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"PT10M",
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"DATE_TRUNC('hour', ts) + INTERVAL '10 minutes' * "
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"FLOOR(EXTRACT(MINUTE FROM ts) / 10)",
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),
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(
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"PT15M",
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"DATE_TRUNC('hour', ts) + INTERVAL '15 minutes' * "
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"FLOOR(EXTRACT(MINUTE FROM ts) / 15)",
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),
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(
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"PT30M",
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"DATE_TRUNC('hour', ts) + INTERVAL '30 minutes' * "
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"FLOOR(EXTRACT(MINUTE FROM ts) / 30)",
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),
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("PT1H", "DATE_TRUNC('hour', ts)"),
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("P1D", "DATE_TRUNC('day', ts)"),
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("P1W", "DATE_TRUNC('week', ts)"),
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("P1M", "DATE_TRUNC('month', ts)"),
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("P3M", "DATE_TRUNC('quarter', ts)"),
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("P1Y", "DATE_TRUNC('year', ts)"),
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],
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)
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def test_time_grain_expressions(time_grain: str | None, expected: str) -> None:
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assert (
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DataFusionEngineSpec._time_grain_expressions[time_grain].format(col="ts")
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== expected
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)
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