test/python/conftest.py

   1 import itertools
   2 import sys
   3 from pathlib import Path
   4
   5 import psycopg2
   6 import pytest
   7
   8 SRC_DIR = (Path(__file__) / '..' / '..' / '..').resolve()
   9
  10 # always test against the source
  11 sys.path.insert(0, str(SRC_DIR.resolve()))
  12
  13 from nominatim.config import Configuration
  14 from nominatim.db import connection
  15 from nominatim.db.sql_preprocessor import SQLPreprocessor
  16 import nominatim.tokenizer.factory
  17 import nominatim.cli
  18
  19 import dummy_tokenizer
  20 import mocks
  21 from cursor import CursorForTesting
  22
  23
  24 @pytest.fixture
  25 def temp_db(monkeypatch):
  26     """ Create an empty database for the test. The database name is also
  27         exported into NOMINATIM_DATABASE_DSN.
  28     """
  29     name = 'test_nominatim_python_unittest'
  30     conn = psycopg2.connect(database='postgres')
  31
  32     conn.set_isolation_level(0)
  33     with conn.cursor() as cur:
  34         cur.execute('DROP DATABASE IF EXISTS {}'.format(name))
  35         cur.execute('CREATE DATABASE {}'.format(name))
  36
  37     conn.close()
  38
  39     monkeypatch.setenv('NOMINATIM_DATABASE_DSN', 'dbname=' + name)
  40
  41     yield name
  42
  43     conn = psycopg2.connect(database='postgres')
  44
  45     conn.set_isolation_level(0)
  46     with conn.cursor() as cur:
  47         cur.execute('DROP DATABASE IF EXISTS {}'.format(name))
  48
  49     conn.close()
  50
  51
  52 @pytest.fixture
  53 def dsn(temp_db):
  54     return 'dbname=' + temp_db
  55
  56
  57 @pytest.fixture
  58 def temp_db_with_extensions(temp_db):
  59     conn = psycopg2.connect(database=temp_db)
  60     with conn.cursor() as cur:
  61         cur.execute('CREATE EXTENSION hstore; CREATE EXTENSION postgis;')
  62     conn.commit()
  63     conn.close()
  64
  65     return temp_db
  66
  67 @pytest.fixture
  68 def temp_db_conn(temp_db):
  69     """ Connection to the test database.
  70     """
  71     with connection.connect('dbname=' + temp_db) as conn:
  72         yield conn
  73
  74
  75 @pytest.fixture
  76 def temp_db_cursor(temp_db):
  77     """ Connection and cursor towards the test database. The connection will
  78         be in auto-commit mode.
  79     """
  80     conn = psycopg2.connect('dbname=' + temp_db)
  81     conn.set_isolation_level(0)
  82     with conn.cursor(cursor_factory=CursorForTesting) as cur:
  83         yield cur
  84     conn.close()
  85
  86
  87 @pytest.fixture
  88 def table_factory(temp_db_cursor):
  89     """ A fixture that creates new SQL tables, potentially filled with
  90         content.
  91     """
  92     def mk_table(name, definition='id INT', content=None):
  93         temp_db_cursor.execute('CREATE TABLE {} ({})'.format(name, definition))
  94         if content is not None:
  95             temp_db_cursor.execute_values("INSERT INTO {} VALUES %s".format(name), content)
  96
  97     return mk_table
  98
  99
 100 @pytest.fixture
 101 def def_config():
 102     cfg = Configuration(None, SRC_DIR.resolve() / 'settings')
 103     cfg.set_libdirs(module='.', osm2pgsql='.',
 104                     php=SRC_DIR / 'lib-php',
 105                     sql=SRC_DIR / 'lib-sql',
 106                     data=SRC_DIR / 'data')
 107     return cfg
 108
 109
 110 @pytest.fixture
 111 def src_dir():
 112     return SRC_DIR.resolve()
 113
 114
 115 @pytest.fixture
 116 def cli_call():
 117     def _call_nominatim(*args):
 118         return nominatim.cli.nominatim(module_dir='MODULE NOT AVAILABLE',
 119                                        osm2pgsql_path='OSM2PGSQL NOT AVAILABLE',
 120                                        phplib_dir=str(SRC_DIR / 'lib-php'),
 121                                        data_dir=str(SRC_DIR / 'data'),
 122                                        phpcgi_path='/usr/bin/php-cgi',
 123                                        sqllib_dir=str(SRC_DIR / 'lib-sql'),
 124                                        config_dir=str(SRC_DIR / 'settings'),
 125                                        cli_args=args)
 126
 127     return _call_nominatim
 128
 129
 130 @pytest.fixture
 131 def property_table(table_factory, temp_db_conn):
 132     table_factory('nominatim_properties', 'property TEXT, value TEXT')
 133
 134     return mocks.MockPropertyTable(temp_db_conn)
 135
 136
 137 @pytest.fixture
 138 def status_table(table_factory):
 139     """ Create an empty version of the status table and
 140         the status logging table.
 141     """
 142     table_factory('import_status',
 143                   """lastimportdate timestamp with time zone NOT NULL,
 144                      sequence_id integer,
 145                      indexed boolean""")
 146     table_factory('import_osmosis_log',
 147                   """batchend timestamp,
 148                      batchseq integer,
 149                      batchsize bigint,
 150                      starttime timestamp,
 151                      endtime timestamp,
 152                      event text""")
 153
 154
 155 @pytest.fixture
 156 def place_table(temp_db_with_extensions, table_factory):
 157     """ Create an empty version of the place table.
 158     """
 159     table_factory('place',
 160                   """osm_id int8 NOT NULL,
 161                      osm_type char(1) NOT NULL,
 162                      class text NOT NULL,
 163                      type text NOT NULL,
 164                      name hstore,
 165                      admin_level smallint,
 166                      address hstore,
 167                      extratags hstore,
 168                      geometry Geometry(Geometry,4326) NOT NULL""")
 169
 170
 171 @pytest.fixture
 172 def place_row(place_table, temp_db_cursor):
 173     """ A factory for rows in the place table. The table is created as a
 174         prerequisite to the fixture.
 175     """
 176     psycopg2.extras.register_hstore(temp_db_cursor)
 177     idseq = itertools.count(1001)
 178     def _insert(osm_type='N', osm_id=None, cls='amenity', typ='cafe', names=None,
 179                 admin_level=None, address=None, extratags=None, geom=None):
 180         temp_db_cursor.execute("INSERT INTO place VALUES (%s, %s, %s, %s, %s, %s, %s, %s, %s)",
 181                                (osm_id or next(idseq), osm_type, cls, typ, names,
 182                                 admin_level, address, extratags,
 183                                 geom or 'SRID=4326;POINT(0 0)'))
 184
 185     return _insert
 186
 187 @pytest.fixture
 188 def placex_table(temp_db_with_extensions, temp_db_conn):
 189     """ Create an empty version of the place table.
 190     """
 191     return mocks.MockPlacexTable(temp_db_conn)
 192
 193
 194 @pytest.fixture
 195 def osmline_table(temp_db_with_extensions, table_factory):
 196     table_factory('location_property_osmline',
 197                   """place_id BIGINT,
 198                      osm_id BIGINT,
 199                      parent_place_id BIGINT,
 200                      geometry_sector INTEGER,
 201                      indexed_date TIMESTAMP,
 202                      startnumber INTEGER,
 203                      endnumber INTEGER,
 204                      partition SMALLINT,
 205                      indexed_status SMALLINT,
 206                      linegeo GEOMETRY,
 207                      interpolationtype TEXT,
 208                      address HSTORE,
 209                      postcode TEXT,
 210                      country_code VARCHAR(2)""")
 211
 212
 213 @pytest.fixture
 214 def word_table(temp_db_conn):
 215     return mocks.MockWordTable(temp_db_conn)
 216
 217
 218 @pytest.fixture
 219 def osm2pgsql_options(temp_db):
 220     return dict(osm2pgsql='echo',
 221                 osm2pgsql_cache=10,
 222                 osm2pgsql_style='style.file',
 223                 threads=1,
 224                 dsn='dbname=' + temp_db,
 225                 flatnode_file='',
 226                 tablespaces=dict(slim_data='', slim_index='',
 227                                  main_data='', main_index=''))
 228
 229 @pytest.fixture
 230 def sql_preprocessor(temp_db_conn, tmp_path, table_factory):
 231     table_factory('country_name', 'partition INT', ((0, ), (1, ), (2, )))
 232     cfg = Configuration(None, SRC_DIR.resolve() / 'settings')
 233     cfg.set_libdirs(module='.', osm2pgsql='.', php=SRC_DIR / 'lib-php',
 234                     sql=tmp_path, data=SRC_DIR / 'data')
 235
 236     return SQLPreprocessor(temp_db_conn, cfg)
 237
 238
 239 @pytest.fixture
 240 def tokenizer_mock(monkeypatch, property_table):
 241     """ Sets up the configuration so that the test dummy tokenizer will be
 242         loaded when the tokenizer factory is used. Also returns a factory
 243         with which a new dummy tokenizer may be created.
 244     """
 245     monkeypatch.setenv('NOMINATIM_TOKENIZER', 'dummy')
 246
 247     def _import_dummy(*args, **kwargs):
 248         return dummy_tokenizer
 249
 250     monkeypatch.setattr(nominatim.tokenizer.factory, "_import_tokenizer", _import_dummy)
 251     property_table.set('tokenizer', 'dummy')
 252
 253     def _create_tokenizer():
 254         return dummy_tokenizer.DummyTokenizer(None, None)
 255
 256     return _create_tokenizer