Files
Nominatim/test/python/api/test_api_connection.py
Sarah Hoffmann 16b6484c65 add property cache for API
This caches results from querying nominatim_properties.
2023-01-30 09:36:17 +01:00

94 lines
2.8 KiB
Python

# SPDX-License-Identifier: GPL-3.0-or-later
#
# This file is part of Nominatim. (https://nominatim.org)
#
# Copyright (C) 2023 by the Nominatim developer community.
# For a full list of authors see the git log.
"""
Tests for enhanced connection class for API functions.
"""
from pathlib import Path
import pytest
import pytest_asyncio
import sqlalchemy as sa
from nominatim.api import NominatimAPIAsync
@pytest_asyncio.fixture
async def apiobj(temp_db):
""" Create an asynchronous SQLAlchemy engine for the test DB.
"""
api = NominatimAPIAsync(Path('/invalid'), {})
yield api
await api.close()
@pytest.mark.asyncio
async def test_run_scalar(apiobj, table_factory):
table_factory('foo', definition='that TEXT', content=(('a', ),))
async with apiobj.begin() as conn:
assert await conn.scalar(sa.text('SELECT * FROM foo')) == 'a'
@pytest.mark.asyncio
async def test_run_execute(apiobj, table_factory):
table_factory('foo', definition='that TEXT', content=(('a', ),))
async with apiobj.begin() as conn:
result = await conn.execute(sa.text('SELECT * FROM foo'))
assert result.fetchone()[0] == 'a'
@pytest.mark.asyncio
async def test_get_property_existing_cached(apiobj, table_factory):
table_factory('nominatim_properties',
definition='property TEXT, value TEXT',
content=(('dbv', '96723'), ))
async with apiobj.begin() as conn:
assert await conn.get_property('dbv') == '96723'
await conn.execute(sa.text('TRUNCATE nominatim_properties'))
assert await conn.get_property('dbv') == '96723'
@pytest.mark.asyncio
async def test_get_property_existing_uncached(apiobj, table_factory):
table_factory('nominatim_properties',
definition='property TEXT, value TEXT',
content=(('dbv', '96723'), ))
async with apiobj.begin() as conn:
assert await conn.get_property('dbv') == '96723'
await conn.execute(sa.text("UPDATE nominatim_properties SET value = '1'"))
assert await conn.get_property('dbv', cached=False) == '1'
@pytest.mark.asyncio
@pytest.mark.parametrize('param', ['foo', 'DB:server_version'])
async def test_get_property_missing(apiobj, table_factory, param):
table_factory('nominatim_properties',
definition='property TEXT, value TEXT')
async with apiobj.begin() as conn:
with pytest.raises(ValueError):
await conn.get_property(param)
@pytest.mark.asyncio
async def test_get_db_property_existing(apiobj):
async with apiobj.begin() as conn:
assert await conn.get_db_property('server_version') > 0
@pytest.mark.asyncio
async def test_get_db_property_existing(apiobj):
async with apiobj.begin() as conn:
with pytest.raises(ValueError):
await conn.get_db_property('dfkgjd.rijg')