django1/tests/gis_tests/utils.py

42 lines
1.3 KiB
Python

from unittest import skip
from django.conf import settings
from django.db import DEFAULT_DB_ALIAS
def no_backend(test_func, backend):
"Use this decorator to disable test on specified backend."
if settings.DATABASES[DEFAULT_DB_ALIAS]['ENGINE'].rsplit('.')[-1] == backend:
@skip("This test is skipped on '%s' backend" % backend)
def inner():
pass
return inner
else:
return test_func
# Decorators to disable entire test functions for specific
# spatial backends.
def no_oracle(func):
return no_backend(func, 'oracle')
# Shortcut booleans to omit only portions of tests.
_default_db = settings.DATABASES[DEFAULT_DB_ALIAS]['ENGINE'].rsplit('.')[-1]
oracle = _default_db == 'oracle'
postgis = _default_db == 'postgis'
mysql = _default_db == 'mysql'
spatialite = _default_db == 'spatialite'
# MySQL spatial indices can't handle NULL geometries.
gisfield_may_be_null = not mysql
if oracle and 'gis' in settings.DATABASES[DEFAULT_DB_ALIAS]['ENGINE']:
from django.contrib.gis.db.backends.oracle.models import OracleSpatialRefSys as SpatialRefSys
elif postgis:
from django.contrib.gis.db.backends.postgis.models import PostGISSpatialRefSys as SpatialRefSys
elif spatialite:
from django.contrib.gis.db.backends.spatialite.models import SpatialiteSpatialRefSys as SpatialRefSys
else:
SpatialRefSys = None