superset/tests/unit_tests/db_engine_specs/test_sqlite.py

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from datetime import datetime
from unittest import mock

import pytest
from flask.ctx import AppContext

from tests.unit_tests.fixtures.common import dttm


def test_convert_dttm(app_context: AppContext, dttm: datetime) -> None:
    from superset.db_engine_specs.sqlite import SqliteEngineSpec

    assert SqliteEngineSpec.convert_dttm("TEXT", dttm) == "'2019-01-02 03:04:05.678900'"


def test_convert_dttm_lower(app_context: AppContext, dttm: datetime) -> None:
    from superset.db_engine_specs.sqlite import SqliteEngineSpec

    assert SqliteEngineSpec.convert_dttm("text", dttm) == "'2019-01-02 03:04:05.678900'"


def test_convert_dttm_invalid_type(app_context: AppContext, dttm: datetime) -> None:
    from superset.db_engine_specs.sqlite import SqliteEngineSpec

    assert SqliteEngineSpec.convert_dttm("other", dttm) == None


def test_get_all_datasource_names_table(app_context: AppContext) -> None:
    from superset.db_engine_specs.sqlite import SqliteEngineSpec

    database = mock.MagicMock()
    database.get_all_schema_names.return_value = ["schema1"]
    table_names = [("table1", "schema1"), ("table2", "schema1")]
    get_tables = mock.MagicMock(return_value=table_names)
    database.get_all_table_names_in_schema = get_tables
    result = SqliteEngineSpec.get_all_datasource_names(database, "table")

    assert result == table_names
    get_tables.assert_called_once_with(
        schema="schema1",
        force=True,
        cache=database.table_cache_enabled,
        cache_timeout=database.table_cache_timeout,
    )


def test_get_all_datasource_names_view(app_context: AppContext) -> None:
    from superset.db_engine_specs.sqlite import SqliteEngineSpec

    database = mock.MagicMock()
    database.get_all_schema_names.return_value = ["schema1"]
    views_names = [("view1", "schema1"), ("view2", "schema1")]
    get_views = mock.MagicMock(return_value=views_names)
    database.get_all_view_names_in_schema = get_views
    result = SqliteEngineSpec.get_all_datasource_names(database, "view")

    assert result == views_names
    get_views.assert_called_once_with(
        schema="schema1",
        force=True,
        cache=database.table_cache_enabled,
        cache_timeout=database.table_cache_timeout,
    )


def test_get_all_datasource_names_invalid_type(app_context: AppContext) -> None:
    from superset.db_engine_specs.sqlite import SqliteEngineSpec

    database = mock.MagicMock()
    database.get_all_schema_names.return_value = ["schema1"]
    invalid_type = "asdf"

    with pytest.raises(Exception):
        SqliteEngineSpec.get_all_datasource_names(database, invalid_type)