Don't run the test if _setup() fails
Don't run the test if _setup() fails

Change-Id: I2c89c98961044f0e0a1d9b4c2eeea190c5830eed

rcherrueau/sqlalchemy-migrate,rcherrueau/sqlalchemy-migrate,andras-tim/sqlalchemy-migrate,dannon/sqlalchemy-migrate,openstack/sqlalchemy-migrate,stackforge/sqlalchemy-migrate,openstack/sqlalchemy-migrate