test: fix linting errors

[nominatim.git] / test / python / test_tools_database_import.py

diff --git a/test/python/test_tools_database_import.py b/test/python/test_tools_database_import.py
index ceac7a2421dc43afd23ecc1cf3a4c3066c7b02f1..621610cf6b248cf01faac8660d1cd1bebdb308d4 100644 (file)
--- a/test/python/test_tools_database_import.py
+++ b/test/python/test_tools_database_import.py
@@ -1,10 +1,10 @@
 """
 Tests for functions to import a new database.
 """
+from pathlib import Path
+
 import pytest
 import psycopg2
-import sys
-from pathlib import Path
 
 from nominatim.tools import database_import
 from nominatim.errors import UsageError
@@ -34,9 +34,9 @@ def test_setup_skeleton(src_dir, nonexistant_db, no_partitions):
     try:
         with conn.cursor() as cur:
             cur.execute("SELECT distinct partition FROM country_name")
-            partitions = set([r[0] for r in list(cur)])
+            partitions = set((r[0] for r in list(cur)))
             if no_partitions:
-                assert partitions == set([0])
+                assert partitions == set((0, ))
             else:
                 assert len(partitions) > 10
     finally:
@@ -67,10 +67,11 @@ def test_create_db_missing_ro_user(nonexistant_db):
         database_import.create_db('dbname=' + nonexistant_db, rouser='sdfwkjkjgdugu2;jgsafkljas;')
 
 
-def test_setup_extensions(temp_db_conn, temp_db_cursor):
+def test_setup_extensions(temp_db_conn, table_factory):
     database_import.setup_extensions(temp_db_conn)
 
-    temp_db_cursor.execute('CREATE TABLE t (h HSTORE, geom GEOMETRY(Geometry, 4326))')
+    # Use table creation to check that hstore and geometry types are available.
+    table_factory('t', 'h HSTORE, geom GEOMETRY(Geometry, 4326)')
 
 
 def test_setup_extensions_old_postgis(temp_db_conn, monkeypatch):
@@ -80,42 +81,36 @@ def test_setup_extensions_old_postgis(temp_db_conn, monkeypatch):
         database_import.setup_extensions(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')
+def test_import_base_data(dsn, src_dir, temp_db_with_extensions, temp_db_cursor):
+    database_import.import_base_data(dsn, src_dir / 'data')
 
-    assert temp_db_cursor.scalar('SELECT count(*) FROM country_name') > 0
+    assert temp_db_cursor.table_rows('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)
+def test_import_base_data_ignore_partitions(dsn, src_dir, temp_db_with_extensions,
+                                            temp_db_cursor):
+    database_import.import_base_data(dsn, 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
+    assert temp_db_cursor.table_rows('country_name') > 0
+    assert temp_db_cursor.table_rows('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)')
+def test_import_osm_data_simple(table_factory, osm2pgsql_options):
+    table_factory('place', content=((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)')
+def test_import_osm_data_simple_no_data(table_factory, osm2pgsql_options):
+    table_factory('place')
 
     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)')
+def test_import_osm_data_drop(table_factory, temp_db_conn, tmp_path, osm2pgsql_options):
+    table_factory('place', content=((1, ), ))
+    table_factory('planet_osm_nodes')
 
     flatfile = tmp_path / 'flatfile'
     flatfile.write_text('touch')
@@ -128,9 +123,8 @@ def test_import_osm_data_drop(temp_db_conn, temp_db_cursor, tmp_path, osm2pgsql_
     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)')
+def test_import_osm_data_default_cache(table_factory, osm2pgsql_options):
+    table_factory('place', content=((1, ), ))
 
     osm2pgsql_options['osm2pgsql_cache'] = 0
 
@@ -153,8 +147,8 @@ def test_truncate_database_tables(temp_db_conn, temp_db_cursor, table_factory):
 
 
 @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):
+def test_load_data(dsn, place_row, placex_table, osmline_table,
+                   word_table, temp_db_cursor, threads):
     for func in ('precompute_words', 'getorcreate_housenumber_id', 'make_standard_name'):
         temp_db_cursor.execute("""CREATE FUNCTION {} (src TEXT)
                                   RETURNS TEXT AS $$ SELECT 'a'::TEXT $$ LANGUAGE SQL