def METHOD_NAME(_, aggregator):
    ceph_check = Ceph(CHECK_NAME, {}, [copy.deepcopy(BASIC_CONFIG)])
    ceph_check.check({})
    expected_metrics = ['ceph.read_op_per_sec', 'ceph.write_op_per_sec', 'ceph.op_per_sec']
    for osd, pct_used in [('osd1', 94), ('osd2', 95)]:
        expected_tags = EXPECTED_TAGS + ['ceph_osd:%s' % osd]
        aggregator.assert_metric('ceph.osd.pct_used', value=pct_used, count=1, tags=expected_tags)
    aggregator.assert_metric('ceph.num_full_osds', value=1, count=1, tags=EXPECTED_TAGS)
    aggregator.assert_metric('ceph.num_near_full_osds', value=1, count=1, tags=EXPECTED_TAGS)
    for pool in ['rbd', 'scbench']:
        expected_tags = EXPECTED_TAGS + ['ceph_pool:%s' % pool]
        for metric in expected_metrics:
            aggregator.assert_metric(metric, count=1, tags=expected_tags)