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from datetime import datetime

from tests.unit_tests.fixtures.common import dttm


def test_convert_dttm(dttm: datetime) -> None:
    from superset.db_engine_specs.dynamodb import DynamoDBEngineSpec

    assert DynamoDBEngineSpec.convert_dttm("TEXT", dttm) == "'2019-01-02 03:04:05'"


def test_convert_dttm_lower(dttm: datetime) -> None:
    from superset.db_engine_specs.dynamodb import DynamoDBEngineSpec

    assert DynamoDBEngineSpec.convert_dttm("text", dttm) == "'2019-01-02 03:04:05'"


def test_convert_dttm_invalid_type(dttm: datetime) -> None:
    from superset.db_engine_specs.dynamodb import DynamoDBEngineSpec

    assert DynamoDBEngineSpec.convert_dttm("other", dttm) is None