def METHOD_NAME(self):
    obj_group = self.bucket.objects(obj_names=self.obj_names[1:])
    self._evict_all_objects()
    # Fetch back a specific object group and verify cache status
    job_id = obj_group.prefetch()
    self.client.job(job_id).wait(timeout=TEST_TIMEOUT * 2)
    self._verify_cached_objects(OBJECT_COUNT, range(1, OBJECT_COUNT))