test/python/test_tools_postcodes.py

   1 """
   2 Tests for functions to maintain the artificial postcode table.
   3 """
   4
   5 import pytest
   6
   7 from nominatim.tools import postcodes
   8 import dummy_tokenizer
   9
  10 @pytest.fixture
  11 def tokenizer():
  12     return dummy_tokenizer.DummyTokenizer(None, None)
  13
  14 @pytest.fixture
  15 def postcode_table(temp_db_with_extensions, temp_db_cursor, table_factory,
  16                    placex_table, word_table):
  17     table_factory('location_postcode',
  18                   """ place_id BIGINT,
  19                       parent_place_id BIGINT,
  20                       rank_search SMALLINT,
  21                       rank_address SMALLINT,
  22                       indexed_status SMALLINT,
  23                       indexed_date TIMESTAMP,
  24                       country_code varchar(2),
  25                       postcode TEXT,
  26                       geometry GEOMETRY(Geometry, 4326)""")
  27     temp_db_cursor.execute('CREATE SEQUENCE seq_place')
  28     temp_db_cursor.execute("""CREATE OR REPLACE FUNCTION token_normalized_postcode(postcode TEXT)
  29                               RETURNS TEXT AS $$ BEGIN RETURN postcode; END; $$ LANGUAGE plpgsql;
  30                            """)
  31
  32
  33 def test_import_postcodes_empty(dsn, temp_db_cursor, postcode_table, tmp_path, tokenizer):
  34     postcodes.import_postcodes(dsn, tmp_path, tokenizer)
  35
  36     assert temp_db_cursor.table_exists('gb_postcode')
  37     assert temp_db_cursor.table_exists('us_postcode')
  38     assert temp_db_cursor.table_rows('location_postcode') == 0
  39
  40
  41 def test_import_postcodes_from_placex(dsn, temp_db_cursor, postcode_table, tmp_path, tokenizer):
  42     temp_db_cursor.execute("""
  43         INSERT INTO placex (place_id, country_code, address, geometry)
  44           VALUES (1, 'xx', '"postcode"=>"9486"', 'SRID=4326;POINT(10 12)')
  45     """)
  46
  47     postcodes.import_postcodes(dsn, tmp_path, tokenizer)
  48
  49     rows = temp_db_cursor.row_set(""" SELECT postcode, country_code,
  50                                       ST_X(geometry), ST_Y(geometry)
  51                                       FROM location_postcode""")
  52     print(rows)
  53     assert len(rows) == 1
  54     assert rows == set((('9486', 'xx', 10, 12), ))
  55