Files
Nominatim/test/bdd/steps/osm_data.py
2016-12-30 22:58:58 +01:00

59 lines
2.5 KiB
Python

import subprocess
import tempfile
import random
import os
from nose.tools import * # for assert functions
@when(u'loading osm data')
def load_osm_file(context):
# create a OSM file in /tmp and import it
with tempfile.NamedTemporaryFile(dir='/tmp', suffix='.opl', delete=False) as fd:
fname = fd.name
for line in context.text.splitlines():
if line.startswith('n') and line.find(' x') < 0:
line += " x%d y%d" % (random.random() * 360 - 180,
random.random() * 180 - 90)
fd.write(line.encode('utf-8'))
fd.write(b'\n')
context.nominatim.run_setup_script('import-data', osm_file=fname,
osm2pgsql_cache=300)
### reintroduce the triggers/indexes we've lost by having osm2pgsql set up place again
cur = context.db.cursor()
cur.execute("""CREATE TRIGGER place_before_delete BEFORE DELETE ON place
FOR EACH ROW EXECUTE PROCEDURE place_delete()""")
cur.execute("""CREATE TRIGGER place_before_insert BEFORE INSERT ON place
FOR EACH ROW EXECUTE PROCEDURE place_insert()""")
cur.execute("""CREATE UNIQUE INDEX idx_place_osm_unique on place using btree(osm_id,osm_type,class,type)""")
context.db.commit()
os.remove(fname)
@when(u'updating osm data')
def update_from_osm_file(context):
context.nominatim.run_setup_script('create-functions', 'create-partition-functions')
cur = context.db.cursor()
cur.execute("""insert into placex (osm_type, osm_id, class, type, name,
admin_level, housenumber, street, addr_place, isin, postcode,
country_code, extratags, geometry) select * from place""")
context.db.commit()
context.nominatim.run_setup_script('index', 'index-noanalyse')
context.nominatim.run_setup_script('create-functions', 'create-partition-functions',
'enable-diff-updates')
# create a OSM file in /tmp and import it
with tempfile.NamedTemporaryFile(dir='/tmp', suffix='.opl', delete=False) as fd:
fname = fd.name
for line in context.text.splitlines():
if line.startswith('n') and line.find(' x') < 0:
line += " x%d y%d" % (random.random() * 360 - 180,
random.random() * 180 - 90)
fd.write(line.encode('utf-8'))
fd.write(b'\n')
context.nominatim.run_update_script(import_diff=fname)
os.remove(fname)