test/python/test_db_utils.py

   1 """
   2 Tests for DB utility functions in db.utils
   3 """
   4 import pytest
   5
   6 import nominatim.db.utils as db_utils
   7 from nominatim.errors import UsageError
   8
   9 def test_execute_file_success(dsn, temp_db_cursor, tmp_path):
  10     tmpfile = tmp_path / 'test.sql'
  11     tmpfile.write_text('CREATE TABLE test (id INT);\nINSERT INTO test VALUES(56);')
  12
  13     db_utils.execute_file(dsn, tmpfile)
  14
  15     assert temp_db_cursor.row_set('SELECT * FROM test') == {(56, )}
  16
  17 def test_execute_file_bad_file(dsn, tmp_path):
  18     with pytest.raises(FileNotFoundError):
  19         db_utils.execute_file(dsn, tmp_path / 'test2.sql')
  20
  21
  22 def test_execute_file_bad_sql(dsn, tmp_path):
  23     tmpfile = tmp_path / 'test.sql'
  24     tmpfile.write_text('CREATE STABLE test (id INT)')
  25
  26     with pytest.raises(UsageError):
  27         db_utils.execute_file(dsn, tmpfile)
  28
  29
  30 def test_execute_file_bad_sql_ignore_errors(dsn, tmp_path):
  31     tmpfile = tmp_path / 'test.sql'
  32     tmpfile.write_text('CREATE STABLE test (id INT)')
  33
  34     db_utils.execute_file(dsn, tmpfile, ignore_errors=True)
  35
  36
  37 def test_execute_file_with_pre_code(dsn, tmp_path, temp_db_cursor):
  38     tmpfile = tmp_path / 'test.sql'
  39     tmpfile.write_text('INSERT INTO test VALUES(4)')
  40
  41     db_utils.execute_file(dsn, tmpfile, pre_code='CREATE TABLE test (id INT)')
  42
  43     assert temp_db_cursor.row_set('SELECT * FROM test') == {(4, )}
  44
  45
  46 def test_execute_file_with_post_code(dsn, tmp_path, temp_db_cursor):
  47     tmpfile = tmp_path / 'test.sql'
  48     tmpfile.write_text('CREATE TABLE test (id INT)')
  49
  50     db_utils.execute_file(dsn, tmpfile, post_code='INSERT INTO test VALUES(23)')
  51
  52     assert temp_db_cursor.row_set('SELECT * FROM test') == {(23, )}