mapnik/tests/python_tests/sqlite_rtree_test.py

64 lines
1.6 KiB
Python

#!/usr/bin/env python
from nose.tools import *
from utilities import execution_path
from Queue import Queue
import threading
import os, mapnik2
import sqlite3
def setup():
# All of the paths used are relative, if we run the tests
# from another directory we need to chdir()
os.chdir(execution_path('.'))
NUM_THREADS = 10
DB = '../data/sqlite/world.sqlite'
def create_ds():
ds = mapnik2.SQLite(file=DB,table='world_merc')
fs = ds.all_features()
if 'sqlite' in mapnik2.DatasourceCache.instance().plugin_names():
def test_rtree_creation():
index = DB +'.index'
if os.path.exists(index):
os.unlink(index)
threads = []
for i in range(NUM_THREADS):
t = threading.Thread(target=create_ds)
t.start()
threads.append(t)
for i in threads:
i.join()
if os.path.exists(index):
conn = sqlite3.connect(index)
cur = conn.cursor()
cur.execute("Select count(*) from idx_world_merc_GEOMETRY")
conn.commit()
eq_(cur.fetchone()[0],245)
cur.close()
else:
print 'index does not exist!'
if os.path.exists(index):
ds = mapnik2.SQLite(file=DB,table='world_merc')
fs = ds.all_features()
eq_(len(fs),245)
os.unlink(index)
ds = mapnik2.SQLite(file=DB,table='world_merc',use_spatial_index=False)
fs = ds.all_features()
eq_(len(fs),245)
eq_(os.path.exists(index),False)
if __name__ == "__main__":
setup()
[eval(run)() for run in dir() if 'test_' in run]