Nominatim/test/python/test_tools_database_import.py

232 lines
8.6 KiB
Python

"""
Tests for functions to import a new database.
"""
import pytest
import psycopg2
import sys
from pathlib import Path
from nominatim.tools import database_import
from nominatim.errors import UsageError
@pytest.fixture
def nonexistant_db():
dbname = 'test_nominatim_python_unittest'
conn = psycopg2.connect(database='postgres')
conn.set_isolation_level(0)
with conn.cursor() as cur:
cur.execute('DROP DATABASE IF EXISTS {}'.format(dbname))
yield dbname
with conn.cursor() as cur:
cur.execute('DROP DATABASE IF EXISTS {}'.format(dbname))
@pytest.mark.parametrize("no_partitions", (True, False))
def test_setup_skeleton(src_dir, nonexistant_db, no_partitions):
database_import.setup_database_skeleton('dbname=' + nonexistant_db,
src_dir / 'data', no_partitions)
conn = psycopg2.connect(database=nonexistant_db)
try:
with conn.cursor() as cur:
cur.execute("SELECT distinct partition FROM country_name")
partitions = set([r[0] for r in list(cur)])
if no_partitions:
assert partitions == set([0])
else:
assert len(partitions) > 10
finally:
conn.close()
def test_create_db_success(nonexistant_db):
database_import.create_db('dbname=' + nonexistant_db, rouser='www-data')
conn = psycopg2.connect(database=nonexistant_db)
conn.close()
def test_create_db_already_exists(temp_db):
with pytest.raises(UsageError):
database_import.create_db('dbname=' + temp_db)
def test_create_db_unsupported_version(nonexistant_db, monkeypatch):
monkeypatch.setattr(database_import, 'POSTGRESQL_REQUIRED_VERSION', (100, 4))
with pytest.raises(UsageError, match='PostgreSQL server is too old.'):
database_import.create_db('dbname=' + nonexistant_db)
def test_create_db_missing_ro_user(nonexistant_db):
with pytest.raises(UsageError, match='Missing read-only user.'):
database_import.create_db('dbname=' + nonexistant_db, rouser='sdfwkjkjgdugu2;jgsafkljas;')
def test_setup_extensions(temp_db_conn, temp_db_cursor):
database_import.setup_extensions(temp_db_conn)
temp_db_cursor.execute('CREATE TABLE t (h HSTORE, geom GEOMETRY(Geometry, 4326))')
def test_setup_extensions_old_postgis(temp_db_conn, monkeypatch):
monkeypatch.setattr(database_import, 'POSTGIS_REQUIRED_VERSION', (50, 50))
with pytest.raises(UsageError, match='PostGIS version is too old.'):
database_import.setup_extensions(temp_db_conn)
def test_install_module(tmp_path):
src_dir = tmp_path / 'source'
src_dir.mkdir()
(src_dir / 'nominatim.so').write_text('TEST nomiantim.so')
project_dir = tmp_path / 'project'
project_dir.mkdir()
database_import.install_module(src_dir, project_dir, '')
outfile = project_dir / 'module' / 'nominatim.so'
assert outfile.exists()
assert outfile.read_text() == 'TEST nomiantim.so'
assert outfile.stat().st_mode == 33261
def test_install_module_custom(tmp_path):
(tmp_path / 'nominatim.so').write_text('TEST nomiantim.so')
database_import.install_module(tmp_path, tmp_path, str(tmp_path.resolve()))
assert not (tmp_path / 'module').exists()
def test_install_module_fail_access(temp_db_conn, tmp_path):
(tmp_path / 'nominatim.so').write_text('TEST nomiantim.so')
with pytest.raises(UsageError, match='.*module cannot be accessed.*'):
database_import.install_module(tmp_path, tmp_path, '',
conn=temp_db_conn)
def test_import_base_data(src_dir, temp_db, temp_db_cursor):
temp_db_cursor.execute('CREATE EXTENSION hstore')
temp_db_cursor.execute('CREATE EXTENSION postgis')
database_import.import_base_data('dbname=' + temp_db, src_dir / 'data')
assert temp_db_cursor.scalar('SELECT count(*) FROM country_name') > 0
def test_import_base_data_ignore_partitions(src_dir, temp_db, temp_db_cursor):
temp_db_cursor.execute('CREATE EXTENSION hstore')
temp_db_cursor.execute('CREATE EXTENSION postgis')
database_import.import_base_data('dbname=' + temp_db, src_dir / 'data',
ignore_partitions=True)
assert temp_db_cursor.scalar('SELECT count(*) FROM country_name') > 0
assert temp_db_cursor.scalar('SELECT count(*) FROM country_name WHERE partition != 0') == 0
def test_import_osm_data_simple(temp_db_cursor,osm2pgsql_options):
temp_db_cursor.execute('CREATE TABLE place (id INT)')
temp_db_cursor.execute('INSERT INTO place values (1)')
database_import.import_osm_data('file.pdf', osm2pgsql_options)
def test_import_osm_data_simple_no_data(temp_db_cursor,osm2pgsql_options):
temp_db_cursor.execute('CREATE TABLE place (id INT)')
with pytest.raises(UsageError, match='No data.*'):
database_import.import_osm_data('file.pdf', osm2pgsql_options)
def test_import_osm_data_drop(temp_db_conn, temp_db_cursor, tmp_path, osm2pgsql_options):
temp_db_cursor.execute('CREATE TABLE place (id INT)')
temp_db_cursor.execute('CREATE TABLE planet_osm_nodes (id INT)')
temp_db_cursor.execute('INSERT INTO place values (1)')
flatfile = tmp_path / 'flatfile'
flatfile.write_text('touch')
osm2pgsql_options['flatnode_file'] = str(flatfile.resolve())
database_import.import_osm_data('file.pdf', osm2pgsql_options, drop=True)
assert not flatfile.exists()
assert not temp_db_conn.table_exists('planet_osm_nodes')
def test_import_osm_data_default_cache(temp_db_cursor,osm2pgsql_options):
temp_db_cursor.execute('CREATE TABLE place (id INT)')
temp_db_cursor.execute('INSERT INTO place values (1)')
osm2pgsql_options['osm2pgsql_cache'] = 0
database_import.import_osm_data(Path(__file__), osm2pgsql_options)
def test_truncate_database_tables(temp_db_conn, temp_db_cursor, table_factory):
tables = ('word', 'placex', 'place_addressline', 'location_area',
'location_area_country', 'location_property',
'location_property_tiger', 'location_property_osmline',
'location_postcode', 'search_name', 'location_road_23')
for table in tables:
table_factory(table, content=(1, 2, 3))
database_import.truncate_data_tables(temp_db_conn, max_word_frequency=23)
for table in tables:
assert temp_db_cursor.table_rows(table) == 0
@pytest.mark.parametrize("threads", (1, 5))
def test_load_data(dsn, src_dir, place_row, placex_table, osmline_table, word_table,
temp_db_cursor, threads):
for func in ('make_keywords', 'getorcreate_housenumber_id', 'make_standard_name'):
temp_db_cursor.execute("""CREATE FUNCTION {} (src TEXT)
RETURNS TEXT AS $$ SELECT 'a'::TEXT $$ LANGUAGE SQL
""".format(func))
for oid in range(100, 130):
place_row(osm_id=oid)
place_row(osm_type='W', osm_id=342, cls='place', typ='houses',
geom='SRID=4326;LINESTRING(0 0, 10 10)')
database_import.load_data(dsn, src_dir / 'data', threads)
assert temp_db_cursor.table_rows('placex') == 30
assert temp_db_cursor.table_rows('location_property_osmline') == 1
@pytest.mark.parametrize("languages", (False, True))
def test_create_country_names(temp_db_conn, temp_db_cursor, def_config,
temp_db_with_extensions, monkeypatch, languages):
if languages:
monkeypatch.setenv('NOMINATIM_LANGUAGES', 'fr,en')
temp_db_cursor.execute("""CREATE FUNCTION make_standard_name (name TEXT)
RETURNS TEXT AS $$ SELECT 'a'::TEXT $$ LANGUAGE SQL
""")
temp_db_cursor.execute('CREATE TABLE country_name (country_code varchar(2), name hstore)')
temp_db_cursor.execute('CREATE TABLE word (code varchar(2))')
temp_db_cursor.execute("""INSERT INTO country_name VALUES ('us',
'"name"=>"us","name:af"=>"us"')""")
temp_db_cursor.execute("""CREATE OR REPLACE FUNCTION getorcreate_country(lookup_word TEXT,
lookup_country_code varchar(2))
RETURNS INTEGER
AS $$
BEGIN
INSERT INTO word VALUES (lookup_country_code);
RETURN 5;
END;
$$
LANGUAGE plpgsql;
""")
database_import.create_country_names(temp_db_conn, def_config)
if languages:
assert temp_db_cursor.table_rows('word') == 4
else:
assert temp_db_cursor.table_rows('word') == 5