+
+ def create_snapshot(self): # pylint: disable=no-self-use
+ """Save the testing environment before running test.
+
+ It can be overriden if resources must be listed running the
+ test case.
+
+ Returns:
+ TestCase.EX_OK
+ """
+ return TestCase.EX_OK
+
+ def clean(self):
+ """Clean the resources.
+
+ It can be overriden if resources must be deleted after
+ running the test case.
+ """
+
+
+class OSGCTestCase(TestCase):
+ """Model for single test case which requires an OpenStack Garbage
+ Collector."""
+
+ __logger = logging.getLogger(__name__)
+
+ def create_snapshot(self):
+ """Create a snapshot listing the OpenStack resources.
+
+ Returns:
+ TestCase.EX_OK if os_snapshot.main() returns 0.
+ TestCase.EX_RUN_ERROR otherwise.
+ """
+ try:
+ assert os_snapshot.main() == 0
+ self.__logger.info("OpenStack resources snapshot created")
+ return TestCase.EX_OK
+ except Exception: # pylint: disable=broad-except
+ self.__logger.exception("Cannot create the snapshot")
+ return TestCase.EX_RUN_ERROR
+
+ def clean(self):
+ """Clean the OpenStack resources."""
+ try:
+ assert os_clean.main() == 0
+ self.__logger.info("OpenStack resources cleaned")
+ except Exception: # pylint: disable=broad-except
+ self.__logger.exception("Cannot clean the OpenStack resources")