def test_stack_lock_steal_fail_stolen(self):
db_api.stack_lock_create(self.stack.id, UUID1)
# Simulate stolen lock
db_api.stack_lock_release(self.stack.id, UUID1)
db_api.stack_lock_create(self.stack.id, UUID2)
observed = db_api.stack_lock_steal(self.stack.id, UUID3, UUID2)
self.assertEqual(UUID2, observed)
def test_stack_lock_release(self):
create_stack_lock(self.ctx, self.stack.id, UUID1)
db_api.stack_lock_release(self.ctx, self.stack.id)
lock = db_api.stack_lock_get(self.ctx, self.stack.id)
self.assertIsNone(lock)
def test_stack_lock_release_fail_wrong_engine_id(self):
db_api.stack_lock_create(self.stack.id, UUID1)
observed = db_api.stack_lock_release(self.stack.id, UUID2)
self.assertTrue(observed)
def test_stack_lock_release_fail_double(self):
db_api.stack_lock_create(self.stack.id, UUID1)
db_api.stack_lock_release(self.stack.id, UUID1)
observed = db_api.stack_lock_release(self.stack.id, UUID1)
self.assertTrue(observed)
def test_stack_lock_release_success(self):
db_api.stack_lock_create(self.stack.id, UUID1)
observed = db_api.stack_lock_release(self.stack.id, UUID1)
self.assertIsNone(observed)
def test_stack_lock_steal_fail_gone(self):
db_api.stack_lock_create(self.stack.id, UUID1)
db_api.stack_lock_release(self.stack.id, UUID1)
observed = db_api.stack_lock_steal(self.stack.id, UUID1, UUID2)
self.assertTrue(observed)
def release(cls, context, stack_id, engine_id):
return db_api.stack_lock_release(context, stack_id, engine_id)
def release(cls, context, stack_id, engine_id):
return db_api.stack_lock_release(context, stack_id, engine_id)
