def test_poll(self, lib):
"Tests poll() method."
values = CPqosEventValues(llc=678, mbm_local=653, mbm_total=721,
mbm_remote=68, mbm_local_delta=653,
mbm_total_delta=721, mbm_remote_delta=68,
ipc=0.98, llc_misses=10, llc_misses_delta=10)
event = CPqosMonitor.PQOS_MON_EVENT_L3_OCCUP
group = CPqosMonData(event=event, values=values)
values2 = CPqosEventValues(llc=998, mbm_local=653, mbm_total=721,
mbm_remote=68, mbm_local_delta=653,
mbm_total_delta=721, mbm_remote_delta=68,
ipc=0.98, llc_misses=10, llc_misses_delta=10)
group_mock2 = CPqosMonData(values=values2)
def pqos_mon_poll_mock(groups_arr, num_groups):
"Mock pqos_mon_poll()."
self.assertEqual(num_groups, 1)
ctypes.memmove(groups_arr[0], ctypes.addressof(group_mock2),
ctypes.sizeof(group_mock2))
return 0
func_mock = MagicMock(side_effect=pqos_mon_poll_mock)
lib.pqos_mon_poll = func_mock
mon = PqosMon()
mon.poll([group])
lib.pqos_mon_poll.assert_called_once()
self.assertEqual(group.values.llc, 998)
def test_remove_pids(self, lib):
"Tests remove_pids() method."
values = CPqosEventValues(llc=123,
mbm_local=456,
mbm_total=789,
mbm_remote=120,
mbm_local_delta=456,
mbm_total_delta=789,
mbm_remote_delta=120)
group_mock = CPqosMonData(values=values)
def pqos_mon_remove_pids_mock(num_pids, pids_arr, group_ref):
"Mock pqos_mon_remove_pids()."
group_ptr = ctypes.cast(group_ref, ctypes.POINTER(CPqosMonData))
group_ptr_addr = ctypes.addressof(group_ptr.contents)
mock_addr = ctypes.addressof(group_mock)
self.assertEqual(group_ptr_addr, mock_addr)
self.assertEqual(num_pids, 4)
self.assertEqual(pids_arr[0], 555)
self.assertEqual(pids_arr[1], 444)
self.assertEqual(pids_arr[2], 321)
self.assertEqual(pids_arr[3], 121)
return 0
func_mock = MagicMock(side_effect=pqos_mon_remove_pids_mock)
lib.pqos_mon_remove_pids = func_mock
group_mock.remove_pids([555, 444, 321, 121])
lib.pqos_mon_remove_pids.assert_called_once()
def test_stop(self, lib):
"Tests stop() method."
values = CPqosEventValues(llc=123,
mbm_local=456,
mbm_total=789,
mbm_remote=120,
mbm_local_delta=456,
mbm_total_delta=789,
mbm_remote_delta=120)
group_mock = CPqosMonData(values=values)
def pqos_mon_stop_mock(group_ref):
"Mock pqos_mon_stop()."
group_ptr = ctypes.cast(group_ref, ctypes.POINTER(CPqosMonData))
group_ptr_addr = ctypes.addressof(group_ptr.contents)
mock_addr = ctypes.addressof(group_mock)
self.assertEqual(group_ptr_addr, mock_addr)
return 0
func_mock = MagicMock(side_effect=pqos_mon_stop_mock)
lib.pqos_mon_stop = func_mock
group_mock.stop()
lib.pqos_mon_stop.assert_called_once()
def test_start(self, lib):
"Tests start() method."
values = CPqosEventValues(llc=123, mbm_local=456, mbm_total=789,
mbm_remote=120, mbm_local_delta=456,
mbm_total_delta=789, mbm_remote_delta=120)
group_mock = CPqosMonData(values=values)
def pqos_mon_start_mock(num_cores, cores_arr, event, _context,
group_ref):
"Mock pqos_mon_start()."
self.assertEqual(num_cores, 2)
self.assertEqual(cores_arr[0], 1)
self.assertEqual(cores_arr[1], 3)
exp_event = CPqosMonitor.PQOS_MON_EVENT_L3_OCCUP
exp_event |= CPqosMonitor.PQOS_MON_EVENT_LMEM_BW
self.assertEqual(event, exp_event)
ctypes.memmove(group_ref, ctypes.addressof(group_mock),
ctypes.sizeof(group_mock))
return 0
func_mock = MagicMock(side_effect=pqos_mon_start_mock)
lib.pqos_mon_start = func_mock
mon = PqosMon()
group = mon.start([1, 3], ['l3_occup', 'lmem_bw'])
lib.pqos_mon_start.assert_called_once()
self.assertEqual(group.values.llc, 123)
self.assertEqual(group.values.mbm_local, 456)
def test_start_pids(self, lib):
"Tests start_pids() method."
values = CPqosEventValues(llc=678, mbm_local=653, mbm_total=721,
mbm_remote=68, mbm_local_delta=653,
mbm_total_delta=721, mbm_remote_delta=68,
ipc=0.98, llc_misses=10, llc_misses_delta=10)
group_mock = CPqosMonData(values=values)
def pqos_mon_start_pids_mock(num_pids, pids_arr, event, _context,
group_ref):
"Mock pqos_mon_start_pids()."
self.assertEqual(num_pids, 2)
self.assertEqual(pids_arr[0], 1286)
self.assertEqual(pids_arr[1], 2251)
exp_event = CPqosMonitor.PQOS_MON_EVENT_L3_OCCUP
exp_event |= CPqosMonitor.PQOS_MON_EVENT_TMEM_BW
self.assertEqual(event, exp_event)
ctypes.memmove(group_ref, ctypes.addressof(group_mock),
ctypes.sizeof(group_mock))
return 0
func_mock = MagicMock(side_effect=pqos_mon_start_pids_mock)
lib.pqos_mon_start_pids = func_mock
mon = PqosMon()
group = mon.start_pids([1286, 2251], ['l3_occup', 'tmem_bw'])
lib.pqos_mon_start_pids.assert_called_once()
self.assertEqual(group.values.llc, 678)
self.assertEqual(group.values.mbm_local, 653)
self.assertAlmostEqual(group.values.ipc, 0.98, places=5)