219     def do_test_stats(self, rd_size = 0, rd_ops = 0, wr_size = 0, wr_ops = 0,  member in BlockDeviceStatsTestCase
292             self.do_test_stats(rd_size = i[0], rd_ops = i[1])
300             self.do_test_stats(wr_size = i[0], wr_ops = i[1])
303         self.do_test_stats(invalid_rd_ops = 7)
304         self.do_test_stats(invalid_wr_ops = 3)
305         self.do_test_stats(invalid_rd_ops = 4, invalid_wr_ops = 5)
308         self.do_test_stats(failed_rd_ops = 8)
309         self.do_test_stats(failed_wr_ops = 6)
310         self.do_test_stats(failed_rd_ops = 5, failed_wr_ops = 12)
313         self.do_test_stats(flush_ops = 8)
325             self.do_test_stats(*i)