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Add DBManager test for service-only URI

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Ref #16626

Also fixes runs with non-standard QGIS_PGTEST_DB env variable set
This commit is contained in:
Sandro Santilli 2017-06-06 11:40:05 +02:00
parent de9e70e6ba
commit 362d4f0697
1 changed files with 69 additions and 22 deletions
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91
python/plugins/db_manager/db_plugins/postgis/plugin_test.py
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@ -41,42 +41,89 @@ from db_manager.db_plugins.postgis.connector import PostGisDBConnector
class TestDBManagerPostgisPlugin(unittest.TestCase):
@classmethod
def setUpClass(self):
self.old_pgdatabase_env = os.environ.get('PGDATABASE')
self.testdb = os.environ.get('QGIS_PGTEST_DB') or 'qgis_test'
os.environ['PGDATABASE'] = self.testdb
# Create temporary service file
self.old_pgservicefile_env = os.environ.get('PGSERVICEFILE')
self.tmpservicefile = '/tmp/qgis-test-{}-pg_service.conf'.format(os.getpid())
os.environ['PGSERVICEFILE'] = self.tmpservicefile
f = open(self.tmpservicefile, "w")
f.write("[dbmanager]\ndbname={}\n".format(self.testdb))
# TODO: add more things if PGSERVICEFILE was already set ?
f.close()
@classmethod
def tearDownClass(self):
# Restore previous env variables if needed
if self.old_pgdatabase_env:
os.environ['PGDATABASE'] = self.old_pgdatabase_env
if self.old_pgservicefile_env:
os.environ['PGSERVICEFILE'] = self.old_pgservicefile_env
# Remove temporary service file
os.unlink(self.tmpservicefile)
# See https://issues.qgis.org/issues/16625
# and https://issues.qgis.org/issues/10600
def test_rasterTable(self):
def test_rasterTableGdalURI(self):
testdb = os.environ.get('QGIS_PGTEST_DB') or 'qgis_test'
os.environ['PGDATABASE'] = testdb
def check_rasterTableGdalURI(expected_dbname):
tables = database.tables()
raster_tables_count = 0
for tab in tables:
if tab.type == Table.RasterType:
raster_tables_count += 1
gdalUri = tab.gdalUri()
m = re.search(' dbname=([^ ]*) ', gdalUri)
self.assertTrue(m)
actual_dbname = m.group(1)
self.assertEqual(actual_dbname, expected_dbname)
#print(tab.type)
#print(tab.quotedName())
#print(tab)
# We need to make sure a database is created with at
# least one raster table !
self.assertEqual(raster_tables_count, 1)
obj = QObject() # needs to be kept alive
# Test for empty URI
# See https://issues.qgis.org/issues/16625
# and https://issues.qgis.org/issues/10600
expected_dbname = self.testdb
os.environ['PGDATABASE'] = expected_dbname
database = PGDatabase(obj, QgsDataSourceUri())
self.assertIsInstance(database, PGDatabase)
uri = database.uri()
self.assertEqual(uri.host(), '')
self.assertEqual(uri.username(), '')
expected_user = os.environ.get('PGUSER') or os.environ.get('USER')
expected_dbname = os.environ.get('PGDATABASE') or expected_user
self.assertEqual(uri.database(), expected_dbname)
self.assertEqual(uri.service(), '')
tables = database.tables()
raster_tables_count = 0
for tab in tables:
if tab.type == Table.RasterType:
raster_tables_count += 1
gdalUri = tab.gdalUri()
m = re.search(' dbname=([^ ]*) ', gdalUri)
self.assertTrue(m)
actual_dbname = m.group(1)
self.assertEqual(actual_dbname, expected_dbname)
#print(tab.type)
#print(tab.quotedName())
#print(tab)
check_rasterTableGdalURI(expected_dbname)
# We need to make sure a database is created with at
# least one raster table !
self.assertEqual(raster_tables_count, 1)
# Test for service-only URI
# See https://issues.qgis.org/issues/16626
os.environ['PGDATABASE'] = 'fake'
database = PGDatabase(obj, QgsDataSourceUri('service=dbmanager'))
self.assertIsInstance(database, PGDatabase)
uri = database.uri()
self.assertEqual(uri.host(), '')
self.assertEqual(uri.username(), '')
self.assertEqual(uri.database(), '')
self.assertEqual(uri.service(), 'dbmanager')
check_rasterTableGdalURI(expected_dbname)
if __name__ == '__main__':