Merge "Ensure random object unique constraints aren't violated"

This commit is contained in:
Jenkins 2016-12-16 19:07:29 +00:00 committed by Gerrit Code Review
commit 4238c20f2a
1 changed files with 9 additions and 0 deletions

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@ -464,6 +464,7 @@ class _BaseObjectTestCase(object):
# make sure all objects are loaded and registered in the registry
utils.import_modules_recursively(os.path.dirname(objects.__file__))
self.context = context.get_admin_context()
self._unique_tracker = collections.defaultdict(set)
self.db_objs = [
self._test_class.db_model(**self.get_random_db_fields())
for _ in range(3)
@ -503,6 +504,14 @@ class _BaseObjectTestCase(object):
if field not in obj_cls.synthetic_fields:
generator = FIELD_TYPE_VALUE_GENERATOR_MAP[type(field_obj)]
fields[field] = get_value(generator, ip_version)
for keys in obj_cls.unique_keys:
keytup = tuple(keys)
unique_values = tuple(fields[k] for k in keytup)
if unique_values in self._unique_tracker[keytup]:
# if you get a recursion depth error here, it means
# your random generator didn't generate unique values
return self.get_random_object_fields(obj_cls)
self._unique_tracker[keytup].add(unique_values)
return fields
def get_random_db_fields(self, obj_cls=None):