--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/lib/django/contrib/gis/tests/utils.py	Wed Jun 02 18:57:35 2010 +0200
@@ -0,0 +1,26 @@
+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'