451 lines
19 KiB
Python
451 lines
19 KiB
Python
#!/usr/bin/env python
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from nose.tools import *
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import atexit
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import time
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from utilities import execution_path
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from subprocess import Popen, PIPE
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import os, mapnik
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MAPNIK_TEST_DBNAME = 'mapnik-tmp-postgis-test-db'
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POSTGIS_TEMPLATE_DBNAME = 'template_postgis'
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SHAPEFILE = os.path.join(execution_path('.'),'../data/shp/world_merc.shp')
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def setup():
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# All of the paths used are relative, if we run the tests
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# from another directory we need to chdir()
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os.chdir(execution_path('.'))
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def call(cmd,silent=False):
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stdin, stderr = Popen(cmd, shell=True, stdout=PIPE, stderr=PIPE).communicate()
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if not stderr:
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return stdin.strip()
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elif not silent and not 'NOTICE' in stderr:
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raise RuntimeError(stderr.strip())
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def psql_can_connect():
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"""Test ability to connect to a postgis template db with no options.
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Basically, to run these tests your user must have full read
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access over unix sockets without supplying a password. This
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keeps these tests simple and focused on postgis not on postgres
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auth issues.
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"""
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try:
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call('psql %s -c "select postgis_version()"' % POSTGIS_TEMPLATE_DBNAME)
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return True
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except RuntimeError, e:
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print 'Notice: skipping postgis tests (connection)'
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return False
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def shp2pgsql_on_path():
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"""Test for presence of shp2pgsql on the user path.
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We require this program to load test data into a temporarily database.
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"""
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try:
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call('shp2pgsql')
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return True
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except RuntimeError, e:
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print 'Notice: skipping postgis tests (shp2pgsql)'
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return False
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def createdb_and_dropdb_on_path():
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"""Test for presence of dropdb/createdb on user path.
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We require these programs to setup and teardown the testing db.
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"""
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try:
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call('createdb --help')
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call('dropdb --help')
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return True
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except RuntimeError, e:
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print 'Notice: skipping postgis tests (createdb/dropdb)'
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return False
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insert_table_1 = """
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CREATE TABLE test(gid serial PRIMARY KEY, geom geometry);
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INSERT INTO test(geom) values (GeomFromEWKT('SRID=4326;POINT(0 0)'));
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INSERT INTO test(geom) values (GeomFromEWKT('SRID=4326;POINT(-2 2)'));
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INSERT INTO test(geom) values (GeomFromEWKT('SRID=4326;MULTIPOINT(2 1,1 2)'));
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INSERT INTO test(geom) values (GeomFromEWKT('SRID=4326;LINESTRING(0 0,1 1,1 2)'));
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INSERT INTO test(geom) values (GeomFromEWKT('SRID=4326;MULTILINESTRING((1 0,0 1,3 2),(3 2,5 4))'));
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INSERT INTO test(geom) values (GeomFromEWKT('SRID=4326;POLYGON((0 0,4 0,4 4,0 4,0 0),(1 1, 2 1, 2 2, 1 2,1 1))'));
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INSERT INTO test(geom) values (GeomFromEWKT('SRID=4326;MULTIPOLYGON(((1 1,3 1,3 3,1 3,1 1),(1 1,2 1,2 2,1 2,1 1)), ((-1 -1,-1 -2,-2 -2,-2 -1,-1 -1)))'));
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INSERT INTO test(geom) values (GeomFromEWKT('SRID=4326;GEOMETRYCOLLECTION(POLYGON((1 1, 2 1, 2 2, 1 2,1 1)),POINT(2 3),LINESTRING(2 3,3 4))'));
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"""
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insert_table_2 = """
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CREATE TABLE test2(manual_id int4 PRIMARY KEY, geom geometry);
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INSERT INTO test2(manual_id, geom) values (0, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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INSERT INTO test2(manual_id, geom) values (1, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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INSERT INTO test2(manual_id, geom) values (1000, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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INSERT INTO test2(manual_id, geom) values (-1000, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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INSERT INTO test2(manual_id, geom) values (2147483647, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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INSERT INTO test2(manual_id, geom) values (-2147483648, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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"""
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insert_table_3 = """
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CREATE TABLE test3(non_id bigint, manual_id int4, geom geometry);
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INSERT INTO test3(non_id, manual_id, geom) values (9223372036854775807, 0, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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INSERT INTO test3(non_id, manual_id, geom) values (9223372036854775807, 1, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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INSERT INTO test3(non_id, manual_id, geom) values (9223372036854775807, 1000, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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INSERT INTO test3(non_id, manual_id, geom) values (9223372036854775807, -1000, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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INSERT INTO test3(non_id, manual_id, geom) values (9223372036854775807, 2147483647, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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INSERT INTO test3(non_id, manual_id, geom) values (9223372036854775807, -2147483648, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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"""
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insert_table_4 = """
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CREATE TABLE test4(non_id int4, manual_id int8 PRIMARY KEY, geom geometry);
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INSERT INTO test4(non_id, manual_id, geom) values (0, 0, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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INSERT INTO test4(non_id, manual_id, geom) values (0, 1, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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INSERT INTO test4(non_id, manual_id, geom) values (0, 1000, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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INSERT INTO test4(non_id, manual_id, geom) values (0, -1000, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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INSERT INTO test4(non_id, manual_id, geom) values (0, 2147483647, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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INSERT INTO test4(non_id, manual_id, geom) values (0, -2147483648, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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"""
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insert_table_5 = """
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CREATE TABLE test5(non_id int4, manual_id numeric PRIMARY KEY, geom geometry);
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INSERT INTO test5(non_id, manual_id, geom) values (0, -1, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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INSERT INTO test5(non_id, manual_id, geom) values (0, 1, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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"""
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insert_table_5b = '''
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CREATE TABLE "tableWithMixedCase"(gid serial PRIMARY KEY, geom geometry);
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INSERT INTO "tableWithMixedCase"(geom) values (ST_MakePoint(0,0));
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INSERT INTO "tableWithMixedCase"(geom) values (ST_MakePoint(0,1));
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INSERT INTO "tableWithMixedCase"(geom) values (ST_MakePoint(1,0));
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INSERT INTO "tableWithMixedCase"(geom) values (ST_MakePoint(1,1));
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'''
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insert_table_6 = '''
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CREATE TABLE test6(first_id int4, second_id int4,PRIMARY KEY (first_id,second_id), geom geometry);
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INSERT INTO test6(first_id, second_id, geom) values (0, 0, GeomFromEWKT('SRID=4326;POINT(0 0)'));
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'''
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insert_table_7 = '''
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CREATE TABLE test7(gid serial PRIMARY KEY, geom geometry);
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INSERT INTO test7(gid, geom) values (1, GeomFromEWKT('SRID=4326;GEOMETRYCOLLECTION(MULTILINESTRING((10 10,20 20,10 40),(40 40,30 30,40 20,30 10)),LINESTRING EMPTY)'));
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'''
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def postgis_setup():
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call('dropdb %s' % MAPNIK_TEST_DBNAME,silent=True)
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call('createdb -T %s %s' % (POSTGIS_TEMPLATE_DBNAME,MAPNIK_TEST_DBNAME),silent=False)
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call('shp2pgsql -s 3857 -g geom -W LATIN1 %s world_merc | psql -q %s' % (SHAPEFILE,MAPNIK_TEST_DBNAME), silent=True)
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call('''psql -q %s -c "CREATE TABLE \"empty\" (key serial);SELECT AddGeometryColumn('','empty','geom','-1','GEOMETRY',4);"''' % MAPNIK_TEST_DBNAME,silent=False)
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call('''psql -q %s -c "%s"''' % (MAPNIK_TEST_DBNAME,insert_table_1),silent=False)
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call('''psql -q %s -c "%s"''' % (MAPNIK_TEST_DBNAME,insert_table_2),silent=False)
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call('''psql -q %s -c "%s"''' % (MAPNIK_TEST_DBNAME,insert_table_3),silent=False)
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call('''psql -q %s -c "%s"''' % (MAPNIK_TEST_DBNAME,insert_table_4),silent=False)
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call('''psql -q %s -c "%s"''' % (MAPNIK_TEST_DBNAME,insert_table_5),silent=False)
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call("""psql -q %s -c '%s'""" % (MAPNIK_TEST_DBNAME,insert_table_5b),silent=False)
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call('''psql -q %s -c "%s"''' % (MAPNIK_TEST_DBNAME,insert_table_6),silent=False)
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call('''psql -q %s -c "%s"''' % (MAPNIK_TEST_DBNAME,insert_table_7),silent=False)
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def postgis_takedown():
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pass
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# fails as the db is in use: https://github.com/mapnik/mapnik/issues/960
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#call('dropdb %s' % MAPNIK_TEST_DBNAME)
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if 'postgis' in mapnik.DatasourceCache.instance().plugin_names() \
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and createdb_and_dropdb_on_path() \
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and psql_can_connect() \
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and shp2pgsql_on_path():
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# initialize test database
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postgis_setup()
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def test_feature():
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ds = mapnik.PostGIS(dbname=MAPNIK_TEST_DBNAME,table='world_merc')
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fs = ds.featureset()
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feature = fs.next()
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eq_(feature['gid'],1)
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eq_(feature['fips'],u'AC')
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eq_(feature['iso2'],u'AG')
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eq_(feature['iso3'],u'ATG')
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eq_(feature['un'],28)
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eq_(feature['name'],u'Antigua and Barbuda')
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eq_(feature['area'],44)
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eq_(feature['pop2005'],83039)
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eq_(feature['region'],19)
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eq_(feature['subregion'],29)
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eq_(feature['lon'],-61.783)
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eq_(feature['lat'],17.078)
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eq_(ds.describe()['geometry_type'],mapnik.DataGeometryType.Polygon)
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def test_subquery():
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ds = mapnik.PostGIS(dbname=MAPNIK_TEST_DBNAME,table='(select * from world_merc) as w')
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fs = ds.featureset()
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feature = fs.next()
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eq_(feature['gid'],1)
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eq_(feature['fips'],u'AC')
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eq_(feature['iso2'],u'AG')
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eq_(feature['iso3'],u'ATG')
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eq_(feature['un'],28)
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eq_(feature['name'],u'Antigua and Barbuda')
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eq_(feature['area'],44)
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eq_(feature['pop2005'],83039)
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eq_(feature['region'],19)
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eq_(feature['subregion'],29)
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eq_(feature['lon'],-61.783)
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eq_(feature['lat'],17.078)
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eq_(ds.describe()['geometry_type'],mapnik.DataGeometryType.Polygon)
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ds = mapnik.PostGIS(dbname=MAPNIK_TEST_DBNAME,table='(select gid,geom,fips as _fips from world_merc) as w')
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fs = ds.featureset()
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feature = fs.next()
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eq_(feature['gid'],1)
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eq_(feature['_fips'],u'AC')
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eq_(len(feature),2)
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eq_(ds.describe()['geometry_type'],mapnik.DataGeometryType.Polygon)
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def test_empty_db():
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ds = mapnik.PostGIS(dbname=MAPNIK_TEST_DBNAME,table='empty')
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fs = ds.featureset()
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feature = None
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try:
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feature = fs.next()
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except StopIteration:
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pass
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eq_(feature,None)
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eq_(ds.describe()['geometry_type'],mapnik.DataGeometryType.Collection)
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def test_geometry_detection():
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ds = mapnik.PostGIS(dbname=MAPNIK_TEST_DBNAME,table='test',
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geometry_field='geom')
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eq_(ds.describe()['geometry_type'],mapnik.DataGeometryType.Collection)
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# will fail with postgis 2.0 because it automatically adds a geometry_columns entry
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#ds = mapnik.PostGIS(dbname=MAPNIK_TEST_DBNAME,table='test',
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# geometry_field='geom',
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# row_limit=1)
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#eq_(ds.describe()['geometry_type'],mapnik.DataGeometryType.Point)
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@raises(RuntimeError)
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def test_that_nonexistant_query_field_throws(**kwargs):
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ds = mapnik.PostGIS(dbname=MAPNIK_TEST_DBNAME,table='empty')
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eq_(len(ds.fields()),1)
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eq_(ds.fields(),['key'])
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eq_(ds.field_types(),['int'])
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query = mapnik.Query(ds.envelope())
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for fld in ds.fields():
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query.add_property_name(fld)
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# also add an invalid one, triggering throw
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query.add_property_name('bogus')
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fs = ds.features(query)
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def test_auto_detection_of_unique_feature_id_32_bit():
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ds = mapnik.PostGIS(dbname=MAPNIK_TEST_DBNAME,table='test2',
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geometry_field='geom',
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autodetect_key_field=True)
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fs = ds.featureset()
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eq_(fs.next()['manual_id'],0)
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eq_(fs.next()['manual_id'],1)
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eq_(fs.next()['manual_id'],1000)
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eq_(fs.next()['manual_id'],-1000)
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eq_(fs.next()['manual_id'],2147483647)
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eq_(fs.next()['manual_id'],-2147483648)
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fs = ds.featureset()
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eq_(fs.next().id(),0)
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eq_(fs.next().id(),1)
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eq_(fs.next().id(),1000)
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eq_(fs.next().id(),-1000)
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eq_(fs.next().id(),2147483647)
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eq_(fs.next().id(),-2147483648)
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def test_auto_detection_will_fail_since_no_primary_key():
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ds = mapnik.PostGIS(dbname=MAPNIK_TEST_DBNAME,table='test3',
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geometry_field='geom',
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autodetect_key_field=False)
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fs = ds.featureset()
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feat = fs.next()
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eq_(feat['manual_id'],0)
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# will fail: https://github.com/mapnik/mapnik/issues/895
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#eq_(feat['non_id'],9223372036854775807)
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eq_(fs.next()['manual_id'],1)
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eq_(fs.next()['manual_id'],1000)
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eq_(fs.next()['manual_id'],-1000)
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eq_(fs.next()['manual_id'],2147483647)
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eq_(fs.next()['manual_id'],-2147483648)
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# since no valid primary key will be detected the fallback
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# is auto-incrementing counter
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fs = ds.featureset()
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eq_(fs.next().id(),1)
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eq_(fs.next().id(),2)
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eq_(fs.next().id(),3)
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eq_(fs.next().id(),4)
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eq_(fs.next().id(),5)
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eq_(fs.next().id(),6)
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@raises(RuntimeError)
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def test_auto_detection_will_fail_and_should_throw():
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ds = mapnik.PostGIS(dbname=MAPNIK_TEST_DBNAME,table='test3',
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geometry_field='geom',
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autodetect_key_field=True)
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fs = ds.featureset()
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def test_auto_detection_of_unique_feature_id_64_bit():
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ds = mapnik.PostGIS(dbname=MAPNIK_TEST_DBNAME,table='test4',
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geometry_field='geom',
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autodetect_key_field=True)
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fs = ds.featureset()
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eq_(fs.next()['manual_id'],0)
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eq_(fs.next()['manual_id'],1)
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eq_(fs.next()['manual_id'],1000)
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eq_(fs.next()['manual_id'],-1000)
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eq_(fs.next()['manual_id'],2147483647)
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eq_(fs.next()['manual_id'],-2147483648)
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fs = ds.featureset()
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eq_(fs.next().id(),0)
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eq_(fs.next().id(),1)
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eq_(fs.next().id(),1000)
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eq_(fs.next().id(),-1000)
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eq_(fs.next().id(),2147483647)
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eq_(fs.next().id(),-2147483648)
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def test_disabled_auto_detection_and_subquery():
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ds = mapnik.PostGIS(dbname=MAPNIK_TEST_DBNAME,table='''(select geom, 'a'::varchar as name from test2) as t''',
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geometry_field='geom',
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autodetect_key_field=False)
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fs = ds.featureset()
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feat = fs.next()
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eq_(feat.id(),1)
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eq_(feat['name'],'a')
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feat = fs.next()
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eq_(feat.id(),2)
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eq_(feat['name'],'a')
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feat = fs.next()
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eq_(feat.id(),3)
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eq_(feat['name'],'a')
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feat = fs.next()
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eq_(feat.id(),4)
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eq_(feat['name'],'a')
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feat = fs.next()
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eq_(feat.id(),5)
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eq_(feat['name'],'a')
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feat = fs.next()
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eq_(feat.id(),6)
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eq_(feat['name'],'a')
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def test_auto_detection_and_subquery_including_key():
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ds = mapnik.PostGIS(dbname=MAPNIK_TEST_DBNAME,table='''(select geom, manual_id from test2) as t''',
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geometry_field='geom',
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autodetect_key_field=True)
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fs = ds.featureset()
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eq_(fs.next()['manual_id'],0)
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eq_(fs.next()['manual_id'],1)
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eq_(fs.next()['manual_id'],1000)
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eq_(fs.next()['manual_id'],-1000)
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eq_(fs.next()['manual_id'],2147483647)
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eq_(fs.next()['manual_id'],-2147483648)
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fs = ds.featureset()
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eq_(fs.next().id(),0)
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eq_(fs.next().id(),1)
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eq_(fs.next().id(),1000)
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eq_(fs.next().id(),-1000)
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eq_(fs.next().id(),2147483647)
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eq_(fs.next().id(),-2147483648)
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@raises(RuntimeError)
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def test_auto_detection_of_invalid_numeric_primary_key():
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ds = mapnik.PostGIS(dbname=MAPNIK_TEST_DBNAME,table='''(select geom, manual_id::numeric from test2) as t''',
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geometry_field='geom',
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autodetect_key_field=True)
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@raises(RuntimeError)
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def test_auto_detection_of_invalid_multiple_keys():
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ds = mapnik.PostGIS(dbname=MAPNIK_TEST_DBNAME,table='''test6''',
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geometry_field='geom',
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autodetect_key_field=True)
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@raises(RuntimeError)
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def test_auto_detection_of_invalid_multiple_keys_subquery():
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ds = mapnik.PostGIS(dbname=MAPNIK_TEST_DBNAME,table='''(select first_id,second_id,geom from test6) as t''',
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geometry_field='geom',
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autodetect_key_field=True)
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def test_manually_specified_feature_id_field():
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ds = mapnik.PostGIS(dbname=MAPNIK_TEST_DBNAME,table='test4',
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geometry_field='geom',
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key_field='manual_id',
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autodetect_key_field=True)
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fs = ds.featureset()
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eq_(fs.next()['manual_id'],0)
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eq_(fs.next()['manual_id'],1)
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eq_(fs.next()['manual_id'],1000)
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eq_(fs.next()['manual_id'],-1000)
|
|
eq_(fs.next()['manual_id'],2147483647)
|
|
eq_(fs.next()['manual_id'],-2147483648)
|
|
|
|
fs = ds.featureset()
|
|
eq_(fs.next().id(),0)
|
|
eq_(fs.next().id(),1)
|
|
eq_(fs.next().id(),1000)
|
|
eq_(fs.next().id(),-1000)
|
|
eq_(fs.next().id(),2147483647)
|
|
eq_(fs.next().id(),-2147483648)
|
|
|
|
def test_numeric_type_feature_id_field():
|
|
ds = mapnik.PostGIS(dbname=MAPNIK_TEST_DBNAME,table='test5',
|
|
geometry_field='geom',
|
|
autodetect_key_field=False)
|
|
fs = ds.featureset()
|
|
eq_(fs.next()['manual_id'],-1)
|
|
eq_(fs.next()['manual_id'],1)
|
|
|
|
fs = ds.featureset()
|
|
eq_(fs.next().id(),1)
|
|
eq_(fs.next().id(),2)
|
|
|
|
def test_querying_table_with_mixed_case():
|
|
ds = mapnik.PostGIS(dbname=MAPNIK_TEST_DBNAME,table='"tableWithMixedCase"',
|
|
geometry_field='geom',
|
|
autodetect_key_field=True)
|
|
fs = ds.featureset()
|
|
for id in range(1,5):
|
|
eq_(fs.next().id(),id)
|
|
|
|
def test_querying_subquery_with_mixed_case():
|
|
ds = mapnik.PostGIS(dbname=MAPNIK_TEST_DBNAME,table='(SeLeCt * FrOm "tableWithMixedCase") as MixedCaseQuery',
|
|
geometry_field='geom',
|
|
autodetect_key_field=True)
|
|
fs = ds.featureset()
|
|
for id in range(1,5):
|
|
eq_(fs.next().id(),id)
|
|
|
|
def test_bbox_token_in_subquery1():
|
|
ds = mapnik.PostGIS(dbname=MAPNIK_TEST_DBNAME,table='''
|
|
(SeLeCt * FrOm "tableWithMixedCase" where geom && !bbox! ) as MixedCaseQuery''',
|
|
geometry_field='geom',
|
|
autodetect_key_field=True)
|
|
fs = ds.featureset()
|
|
for id in range(1,5):
|
|
eq_(fs.next().id(),id)
|
|
|
|
def test_bbox_token_in_subquery2():
|
|
ds = mapnik.PostGIS(dbname=MAPNIK_TEST_DBNAME,table='''
|
|
(SeLeCt * FrOm "tableWithMixedCase" where ST_Intersects(geom,!bbox!) ) as MixedCaseQuery''',
|
|
geometry_field='geom',
|
|
autodetect_key_field=True)
|
|
fs = ds.featureset()
|
|
for id in range(1,5):
|
|
eq_(fs.next().id(),id)
|
|
|
|
def test_empty_geom():
|
|
ds = mapnik.PostGIS(dbname=MAPNIK_TEST_DBNAME,table='test7',
|
|
geometry_field='geom')
|
|
fs = ds.featureset()
|
|
eq_(fs.next()['gid'],1)
|
|
|
|
atexit.register(postgis_takedown)
|
|
|
|
if __name__ == "__main__":
|
|
setup()
|
|
#test_auto_detection_and_subquery()
|
|
[eval(run)() for run in dir() if 'test_' in run]
|