Nominatim/test/python/indexer/test_indexing.py
Sarah Hoffmann cbb4749996 change indexing order for interpolations
Interpolations are now indexed after rank 30 objects. The housenumber
nodes no longer need information from the interpolations while the
interpolations can make use of precomputed postcodes.
2022-06-02 15:16:46 +02:00

298 lines
12 KiB
Python

# SPDX-License-Identifier: GPL-2.0-only
#
# This file is part of Nominatim. (https://nominatim.org)
#
# Copyright (C) 2022 by the Nominatim developer community.
# For a full list of authors see the git log.
"""
Tests for running the indexing.
"""
import itertools
import pytest
from nominatim.indexer import indexer
from nominatim.tokenizer import factory
class IndexerTestDB:
def __init__(self, conn):
self.placex_id = itertools.count(100000)
self.osmline_id = itertools.count(500000)
self.postcode_id = itertools.count(700000)
self.conn = conn
self.conn.set_isolation_level(0)
with self.conn.cursor() as cur:
cur.execute('CREATE EXTENSION hstore')
cur.execute("""CREATE TABLE placex (place_id BIGINT,
name HSTORE,
class TEXT,
type TEXT,
linked_place_id BIGINT,
rank_address SMALLINT,
rank_search SMALLINT,
indexed_status SMALLINT,
indexed_date TIMESTAMP,
partition SMALLINT,
admin_level SMALLINT,
country_code TEXT,
address HSTORE,
token_info JSONB,
geometry_sector INTEGER)""")
cur.execute("""CREATE TABLE location_property_osmline (
place_id BIGINT,
osm_id BIGINT,
address HSTORE,
token_info JSONB,
indexed_status SMALLINT,
indexed_date TIMESTAMP,
geometry_sector INTEGER)""")
cur.execute("""CREATE TABLE location_postcode (
place_id BIGINT,
indexed_status SMALLINT,
indexed_date TIMESTAMP,
country_code varchar(2),
postcode TEXT)""")
cur.execute("""CREATE OR REPLACE FUNCTION date_update() RETURNS TRIGGER
AS $$
BEGIN
IF NEW.indexed_status = 0 and OLD.indexed_status != 0 THEN
NEW.indexed_date = now();
END IF;
RETURN NEW;
END; $$ LANGUAGE plpgsql;""")
cur.execute("DROP TYPE IF EXISTS prepare_update_info CASCADE")
cur.execute("""CREATE TYPE prepare_update_info AS (
name HSTORE,
address HSTORE,
rank_address SMALLINT,
country_code TEXT,
class TEXT,
type TEXT,
linked_place_id BIGINT
)""")
cur.execute("""CREATE OR REPLACE FUNCTION placex_indexing_prepare(p placex,
OUT result prepare_update_info)
AS $$
BEGIN
result.address := p.address;
result.name := p.name;
result.class := p.class;
result.type := p.type;
result.country_code := p.country_code;
result.rank_address := p.rank_address;
END;
$$ LANGUAGE plpgsql STABLE;
""")
cur.execute("""CREATE OR REPLACE FUNCTION
get_interpolation_address(in_address HSTORE, wayid BIGINT)
RETURNS HSTORE AS $$
BEGIN
RETURN in_address;
END;
$$ LANGUAGE plpgsql STABLE;
""")
for table in ('placex', 'location_property_osmline', 'location_postcode'):
cur.execute("""CREATE TRIGGER {0}_update BEFORE UPDATE ON {0}
FOR EACH ROW EXECUTE PROCEDURE date_update()
""".format(table))
def scalar(self, query):
with self.conn.cursor() as cur:
cur.execute(query)
return cur.fetchone()[0]
def add_place(self, cls='place', typ='locality',
rank_search=30, rank_address=30, sector=20):
next_id = next(self.placex_id)
with self.conn.cursor() as cur:
cur.execute("""INSERT INTO placex
(place_id, class, type, rank_search, rank_address,
indexed_status, geometry_sector)
VALUES (%s, %s, %s, %s, %s, 1, %s)""",
(next_id, cls, typ, rank_search, rank_address, sector))
return next_id
def add_admin(self, **kwargs):
kwargs['cls'] = 'boundary'
kwargs['typ'] = 'administrative'
return self.add_place(**kwargs)
def add_osmline(self, sector=20):
next_id = next(self.osmline_id)
with self.conn.cursor() as cur:
cur.execute("""INSERT INTO location_property_osmline
(place_id, osm_id, indexed_status, geometry_sector)
VALUES (%s, %s, 1, %s)""",
(next_id, next_id, sector))
return next_id
def add_postcode(self, country, postcode):
next_id = next(self.postcode_id)
with self.conn.cursor() as cur:
cur.execute("""INSERT INTO location_postcode
(place_id, indexed_status, country_code, postcode)
VALUES (%s, 1, %s, %s)""",
(next_id, country, postcode))
return next_id
def placex_unindexed(self):
return self.scalar('SELECT count(*) from placex where indexed_status > 0')
def osmline_unindexed(self):
return self.scalar("""SELECT count(*) from location_property_osmline
WHERE indexed_status > 0""")
@pytest.fixture
def test_db(temp_db_conn):
yield IndexerTestDB(temp_db_conn)
@pytest.fixture
def test_tokenizer(tokenizer_mock, project_env):
return factory.create_tokenizer(project_env)
@pytest.mark.parametrize("threads", [1, 15])
def test_index_all_by_rank(test_db, threads, test_tokenizer):
for rank in range(31):
test_db.add_place(rank_address=rank, rank_search=rank)
test_db.add_osmline()
assert test_db.placex_unindexed() == 31
assert test_db.osmline_unindexed() == 1
idx = indexer.Indexer('dbname=test_nominatim_python_unittest', test_tokenizer, threads)
idx.index_by_rank(0, 30)
assert test_db.placex_unindexed() == 0
assert test_db.osmline_unindexed() == 0
assert test_db.scalar("""SELECT count(*) from placex
WHERE indexed_status = 0 and indexed_date is null""") == 0
# ranks come in order of rank address
assert test_db.scalar("""
SELECT count(*) FROM placex p WHERE rank_address > 0
AND indexed_date >= (SELECT min(indexed_date) FROM placex o
WHERE p.rank_address < o.rank_address)""") == 0
# placex address ranked objects come before interpolations
assert test_db.scalar(
"""SELECT count(*) FROM placex WHERE rank_address > 0
AND indexed_date >
(SELECT min(indexed_date) FROM location_property_osmline)""") == 0
# rank 0 comes after all other placex objects
assert test_db.scalar(
"""SELECT count(*) FROM placex WHERE rank_address > 0
AND indexed_date >
(SELECT min(indexed_date) FROM placex WHERE rank_address = 0)""") == 0
@pytest.mark.parametrize("threads", [1, 15])
def test_index_partial_without_30(test_db, threads, test_tokenizer):
for rank in range(31):
test_db.add_place(rank_address=rank, rank_search=rank)
test_db.add_osmline()
assert test_db.placex_unindexed() == 31
assert test_db.osmline_unindexed() == 1
idx = indexer.Indexer('dbname=test_nominatim_python_unittest',
test_tokenizer, threads)
idx.index_by_rank(4, 15)
assert test_db.placex_unindexed() == 19
assert test_db.osmline_unindexed() == 1
assert test_db.scalar("""
SELECT count(*) FROM placex
WHERE indexed_status = 0 AND not rank_address between 4 and 15""") == 0
@pytest.mark.parametrize("threads", [1, 15])
def test_index_partial_with_30(test_db, threads, test_tokenizer):
for rank in range(31):
test_db.add_place(rank_address=rank, rank_search=rank)
test_db.add_osmline()
assert test_db.placex_unindexed() == 31
assert test_db.osmline_unindexed() == 1
idx = indexer.Indexer('dbname=test_nominatim_python_unittest', test_tokenizer, threads)
idx.index_by_rank(28, 30)
assert test_db.placex_unindexed() == 27
assert test_db.osmline_unindexed() == 0
assert test_db.scalar("""
SELECT count(*) FROM placex
WHERE indexed_status = 0 AND rank_address between 1 and 27""") == 0
@pytest.mark.parametrize("threads", [1, 15])
def test_index_boundaries(test_db, threads, test_tokenizer):
for rank in range(4, 10):
test_db.add_admin(rank_address=rank, rank_search=rank)
for rank in range(31):
test_db.add_place(rank_address=rank, rank_search=rank)
test_db.add_osmline()
assert test_db.placex_unindexed() == 37
assert test_db.osmline_unindexed() == 1
idx = indexer.Indexer('dbname=test_nominatim_python_unittest', test_tokenizer, threads)
idx.index_boundaries(0, 30)
assert test_db.placex_unindexed() == 31
assert test_db.osmline_unindexed() == 1
assert test_db.scalar("""
SELECT count(*) FROM placex
WHERE indexed_status = 0 AND class != 'boundary'""") == 0
@pytest.mark.parametrize("threads", [1, 15])
def test_index_postcodes(test_db, threads, test_tokenizer):
for postcode in range(1000):
test_db.add_postcode('de', postcode)
for postcode in range(32000, 33000):
test_db.add_postcode('us', postcode)
idx = indexer.Indexer('dbname=test_nominatim_python_unittest', test_tokenizer, threads)
idx.index_postcodes()
assert test_db.scalar("""SELECT count(*) FROM location_postcode
WHERE indexed_status != 0""") == 0
@pytest.mark.parametrize("analyse", [True, False])
def test_index_full(test_db, analyse, test_tokenizer):
for rank in range(4, 10):
test_db.add_admin(rank_address=rank, rank_search=rank)
for rank in range(31):
test_db.add_place(rank_address=rank, rank_search=rank)
test_db.add_osmline()
for postcode in range(1000):
test_db.add_postcode('de', postcode)
idx = indexer.Indexer('dbname=test_nominatim_python_unittest', test_tokenizer, 4)
idx.index_full(analyse=analyse)
assert test_db.placex_unindexed() == 0
assert test_db.osmline_unindexed() == 0
assert test_db.scalar("""SELECT count(*) FROM location_postcode
WHERE indexed_status != 0""") == 0
@pytest.mark.parametrize("threads", [1, 15])
def test_index_reopen_connection(test_db, threads, monkeypatch, test_tokenizer):
monkeypatch.setattr(indexer.WorkerPool, "REOPEN_CONNECTIONS_AFTER", 15)
for _ in range(1000):
test_db.add_place(rank_address=30, rank_search=30)
idx = indexer.Indexer('dbname=test_nominatim_python_unittest', test_tokenizer, threads)
idx.index_by_rank(28, 30)
assert test_db.placex_unindexed() == 0