django1/django/contrib/gis/tests/utils.py

47 lines
1.7 KiB
Python

from django.conf import settings
from django.db import DEFAULT_DB_ALIAS
# function that will pass a test.
def pass_test(*args): return
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:
return pass_test
else:
return test_func
# Decorators to disable entire test functions for specific
# spatial backends.
def no_oracle(func): return no_backend(func, 'oracle')
def no_postgis(func): return no_backend(func, 'postgis')
def no_mysql(func): return no_backend(func, 'mysql')
def no_spatialite(func): return no_backend(func, 'spatialite')
# 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'
HAS_SPATIALREFSYS = True
if oracle and 'gis' in settings.DATABASES[DEFAULT_DB_ALIAS]['ENGINE']:
from django.contrib.gis.db.backends.oracle.models import SpatialRefSys
elif postgis:
from django.contrib.gis.db.backends.postgis.models import SpatialRefSys
elif spatialite:
from django.contrib.gis.db.backends.spatialite.models import SpatialRefSys
else:
HAS_SPATIALREFSYS = False
SpatialRefSys = None
def has_spatial_db():
# All databases must have spatial backends to run GeoDjango tests.
spatial_dbs = [name for name, db_dict in settings.DATABASES.items()
if db_dict['ENGINE'].startswith('django.contrib.gis')]
return len(spatial_dbs) == len(settings.DATABASES)
HAS_SPATIAL_DB = has_spatial_db()