Nominatim/test/python/test_tools_replication.py
2021-05-19 23:07:39 +02:00

143 lines
5.1 KiB
Python

"""
Tests for replication functionality.
"""
import datetime as dt
import time
import pytest
from osmium.replication.server import OsmosisState
import nominatim.tools.replication
import nominatim.db.status as status
from nominatim.errors import UsageError
OSM_NODE_DATA = """\
<osm version="0.6" generator="OpenStreetMap server" copyright="OpenStreetMap and contributors" attribution="http://www.openstreetmap.org/copyright" license="http://opendatacommons.org/licenses/odbl/1-0/">
<node id="100" visible="true" version="1" changeset="2047" timestamp="2006-01-27T22:09:10Z" user="Foo" uid="111" lat="48.7586670" lon="8.1343060">
</node>
</osm>
"""
@pytest.fixture(autouse=True)
def setup_status_table(status_table):
pass
### init replication
def test_init_replication_bad_base_url(monkeypatch, place_row, temp_db_conn):
place_row(osm_type='N', osm_id=100)
monkeypatch.setattr(nominatim.db.status, "get_url", lambda u: OSM_NODE_DATA)
with pytest.raises(UsageError, match="Failed to reach replication service"):
nominatim.tools.replication.init_replication(temp_db_conn, 'https://test.io')
def test_init_replication_success(monkeypatch, place_row, temp_db_conn, temp_db_cursor):
place_row(osm_type='N', osm_id=100)
monkeypatch.setattr(nominatim.db.status, "get_url", lambda u: OSM_NODE_DATA)
monkeypatch.setattr(nominatim.tools.replication.ReplicationServer,
"timestamp_to_sequence",
lambda self, date: 234)
nominatim.tools.replication.init_replication(temp_db_conn, 'https://test.io')
expected_date = dt.datetime.strptime('2006-01-27T19:09:10', status.ISODATE_FORMAT)\
.replace(tzinfo=dt.timezone.utc)
assert temp_db_cursor.row_set("SELECT * FROM import_status") \
== {(expected_date, 234, True)}
### checking for updates
def test_check_for_updates_empty_status_table(temp_db_conn):
assert nominatim.tools.replication.check_for_updates(temp_db_conn, 'https://test.io') == 254
def test_check_for_updates_seq_not_set(temp_db_conn):
status.set_status(temp_db_conn, dt.datetime.now(dt.timezone.utc))
assert nominatim.tools.replication.check_for_updates(temp_db_conn, 'https://test.io') == 254
def test_check_for_updates_no_state(monkeypatch, temp_db_conn):
status.set_status(temp_db_conn, dt.datetime.now(dt.timezone.utc), seq=345)
monkeypatch.setattr(nominatim.tools.replication.ReplicationServer,
"get_state_info", lambda self: None)
assert nominatim.tools.replication.check_for_updates(temp_db_conn, 'https://test.io') == 253
@pytest.mark.parametrize("server_sequence,result", [(344, 2), (345, 2), (346, 0)])
def test_check_for_updates_no_new_data(monkeypatch, temp_db_conn,
server_sequence, result):
date = dt.datetime.now(dt.timezone.utc)
status.set_status(temp_db_conn, date, seq=345)
monkeypatch.setattr(nominatim.tools.replication.ReplicationServer,
"get_state_info",
lambda self: OsmosisState(server_sequence, date))
assert nominatim.tools.replication.check_for_updates(temp_db_conn, 'https://test.io') == result
### updating
@pytest.fixture
def update_options(tmpdir):
return dict(base_url='https://test.io',
indexed_only=False,
update_interval=3600,
import_file=tmpdir / 'foo.osm',
max_diff_size=1)
def test_update_empty_status_table(temp_db_conn):
with pytest.raises(UsageError):
nominatim.tools.replication.update(temp_db_conn, {})
def test_update_already_indexed(temp_db_conn):
status.set_status(temp_db_conn, dt.datetime.now(dt.timezone.utc), seq=34, indexed=False)
assert nominatim.tools.replication.update(temp_db_conn, dict(indexed_only=True)) \
== nominatim.tools.replication.UpdateState.MORE_PENDING
def test_update_no_data_no_sleep(monkeypatch, temp_db_conn, update_options):
date = dt.datetime.now(dt.timezone.utc) - dt.timedelta(days=1)
status.set_status(temp_db_conn, date, seq=34)
monkeypatch.setattr(nominatim.tools.replication.ReplicationServer,
"apply_diffs",
lambda *args, **kwargs: None)
sleeptime = []
monkeypatch.setattr(time, 'sleep', sleeptime.append)
assert nominatim.tools.replication.update(temp_db_conn, update_options) \
== nominatim.tools.replication.UpdateState.NO_CHANGES
assert not sleeptime
def test_update_no_data_sleep(monkeypatch, temp_db_conn, update_options):
date = dt.datetime.now(dt.timezone.utc) - dt.timedelta(minutes=30)
status.set_status(temp_db_conn, date, seq=34)
monkeypatch.setattr(nominatim.tools.replication.ReplicationServer,
"apply_diffs",
lambda *args, **kwargs: None)
sleeptime = []
monkeypatch.setattr(time, 'sleep', sleeptime.append)
assert nominatim.tools.replication.update(temp_db_conn, update_options) \
== nominatim.tools.replication.UpdateState.NO_CHANGES
assert len(sleeptime) == 1
assert sleeptime[0] < 3600
assert sleeptime[0] > 0