test/python/conftest.py

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