mirror of
https://github.com/osm-search/Nominatim.git
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d2bd6aa78d
Replaces various hand-crafted replacements of varying format with a single Jinja2 templating mechanism. Allows full access to configuration if necessary.
52 lines
1.6 KiB
Python
52 lines
1.6 KiB
Python
"""
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Tests for SQL preprocessing.
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"""
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from pathlib import Path
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import pytest
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from nominatim.db.sql_preprocessor import SQLPreprocessor
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@pytest.fixture
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def sql_factory(tmp_path):
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def _mk_sql(sql_body):
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(tmp_path / 'test.sql').write_text("""
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CREATE OR REPLACE FUNCTION test() RETURNS TEXT
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AS $$
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BEGIN
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{}
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END;
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$$ LANGUAGE plpgsql IMMUTABLE;""".format(sql_body))
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return 'test.sql'
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return _mk_sql
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@pytest.fixture
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def sql_preprocessor(temp_db_conn, tmp_path, def_config, monkeypatch, table_factory):
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monkeypatch.setenv('NOMINATIM_DATABASE_MODULE_PATH', '.')
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table_factory('country_name', 'partition INT', (0, 1, 2))
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return SQLPreprocessor(temp_db_conn, def_config, tmp_path)
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@pytest.mark.parametrize("expr,ret", [
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("'a'", 'a'),
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("'{{db.partitions|join}}'", '012'),
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("{% if 'country_name' in db.tables %}'yes'{% else %}'no'{% endif %}", "yes"),
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("{% if 'xxx' in db.tables %}'yes'{% else %}'no'{% endif %}", "no"),
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("'{{config.DATABASE_MODULE_PATH}}'", '.')
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])
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def test_load_file_simple(sql_preprocessor, sql_factory, temp_db_conn, temp_db_cursor, expr, ret):
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sqlfile = sql_factory("RETURN {};".format(expr))
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sql_preprocessor.run_sql_file(temp_db_conn, sqlfile)
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assert temp_db_cursor.scalar('SELECT test()') == ret
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def test_load_file_with_params(sql_preprocessor, sql_factory, temp_db_conn, temp_db_cursor):
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sqlfile = sql_factory("RETURN '{{ foo }} {{ bar }}';")
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sql_preprocessor.run_sql_file(temp_db_conn, sqlfile, bar='XX', foo='ZZ')
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assert temp_db_cursor.scalar('SELECT test()') == 'ZZ XX'
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