| # Copyright 2015-2017 ARM Limited |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| # |
| |
| |
| import os |
| import sys |
| |
| import utils_tests |
| import trappy |
| |
| sys.path.append(os.path.join(utils_tests.TESTS_DIRECTORY, "..", "trappy")) |
| |
| class BaseTestSched(utils_tests.SetupDirectory): |
| def __init__(self, *args, **kwargs): |
| super(BaseTestSched, self).__init__( |
| [("trace_sched.txt", "trace.txt"),], |
| *args, |
| **kwargs) |
| |
| class TestSchedLoadAvgSchedGroup(BaseTestSched): |
| |
| def test_get_dataframe(self): |
| """Test that SchedLoadAvgSchedGroup creates a proper data_frame""" |
| dfr = trappy.FTrace().sched_load_avg_sg.data_frame |
| |
| self.assertTrue(len(dfr) == 1) |
| self.assertEquals(dfr["cpus"].iloc[0], "00000002") |
| self.assertEquals(dfr["load"].iloc[0], 0) |
| self.assertEquals(dfr["utilization"].iloc[0], 0) |
| |
| class TestSchedLoadAvgTask(BaseTestSched): |
| |
| def test_get_dataframe(self): |
| """Test that SchedLoadAvgTask creates a proper data_frame""" |
| dfr = trappy.FTrace().sched_load_avg_task.data_frame |
| |
| self.assertTrue(len(dfr) == 1) |
| self.assertEquals(dfr["comm"].iloc[0], "sshd") |
| self.assertEquals(dfr["pid"].iloc[0], 2962) |
| self.assertEquals(dfr["load"].iloc[0], 0) |
| self.assertEquals(dfr["utilization"].iloc[0], 0) |
| self.assertEquals(dfr["runnable_avg_sum"].iloc[0], 0) |
| self.assertEquals(dfr["running_avg_sum"].iloc[0], 0) |
| self.assertEquals(dfr["avg_period"].iloc[0], 48595) |
| |
| class TestSchedLoadAvgCpu(BaseTestSched): |
| |
| def test_get_dataframe(self): |
| """Test that SchedLoadAvgCpu creates a proper data_frame""" |
| dfr = trappy.FTrace().sched_load_avg_cpu.data_frame |
| |
| self.assertTrue(len(dfr) == 1) |
| self.assertEquals(dfr["cpu"].iloc[0], 0) |
| self.assertEquals(dfr["load"].iloc[0], 13) |
| self.assertEquals(dfr["utilization"].iloc[0], 18) |
| |
| class TestSchedContribScaleFactor(BaseTestSched): |
| |
| def test_get_dataframe(self): |
| """Test that SchedContribScaleFactor creates a proper data_frame""" |
| dfr = trappy.FTrace().sched_contrib_scale_factor.data_frame |
| |
| self.assertTrue(len(dfr) == 1) |
| self.assertEquals(dfr["cpu"].iloc[0], 0) |
| self.assertEquals(dfr["freq_scale_factor"].iloc[0], 426) |
| self.assertEquals(dfr["cpu_scale_factor"].iloc[0], 1024) |
| |
| class TestSchedCpuCapacity(BaseTestSched): |
| |
| def test_get_dataframe(self): |
| """Test that SchedCpuCapacity creates a proper data_frame""" |
| dfr = trappy.FTrace().cpu_capacity.data_frame |
| |
| self.assertTrue(len(dfr) == 1) |
| self.assertEquals(dfr["cpu"].iloc[0], 3) |
| self.assertEquals(dfr["capacity"].iloc[0], 430) |
| self.assertEquals(dfr["rt_capacity"].iloc[0], 1024) |
| |
| class TestSchedCpuFrequency(BaseTestSched): |
| |
| def test_get_dataframe(self): |
| """Test that SchedCpuFrequency creates a proper data_frame""" |
| dfr = trappy.FTrace().cpu_frequency.data_frame |
| |
| self.assertTrue(len(dfr) == 1) |
| self.assertEquals(dfr["cpu"].iloc[0], 0) |
| self.assertEquals(dfr["frequency"].iloc[0], 600000) |
| self.assertFalse("cpu_id" in dfr.columns) |
| |
| class TestSchedWakeup(BaseTestSched): |
| |
| def test_get_dataframe(self): |
| """Test that SchedWakeup creates a proper data_frame""" |
| dfr = trappy.FTrace().sched_wakeup.data_frame |
| |
| self.assertTrue(len(dfr) == 2) |
| self.assertEquals(dfr["comm"].iloc[0], "rcu_preempt") |
| self.assertEquals(dfr["pid"].iloc[0], 7) |
| self.assertEquals(dfr["prio"].iloc[0], 120) |
| self.assertEquals(dfr["success"].iloc[0], 1) |
| self.assertEquals(dfr["target_cpu"].iloc[0], 1) |
| |
| class TestSchedWakeupNew(BaseTestSched): |
| |
| def test_get_dataframe(self): |
| """Test that SchedWakeupNew creates a proper data_frame""" |
| dfr = trappy.FTrace().sched_wakeup_new.data_frame |
| |
| self.assertTrue(len(dfr) == 2) |
| self.assertEquals(dfr["comm"].iloc[0], "shutils") |
| self.assertEquals(dfr["pid"].iloc[0], 19428) |
| self.assertEquals(dfr["prio"].iloc[0], 120) |
| self.assertEquals(dfr["success"].iloc[0], 1) |
| self.assertEquals(dfr["target_cpu"].iloc[0], 2) |
| |
| |
| class TestGetFilters(BaseTestSched): |
| |
| def test_get_filters(self): |
| """Test that FTrace::get_filters returns correct list of filters""" |
| |
| trace = trappy.FTrace() |
| classes = trace.class_definitions |
| filters = trace.get_filters() |
| self.assertTrue(len(classes) == len(filters)) |
| self.assertTrue(sorted(classes) == sorted(filters)) |
| |
| sched_classes = trace.sched_classes.copy() |
| sched_filters = trace.get_filters("sched") |
| |
| # cpu_capacity and cpu_frequency are in the sched scope but they should |
| # not be captured by get_filters("sched") |
| del sched_classes["cpu_capacity"] |
| del sched_classes["cpu_frequency"] |
| |
| self.assertTrue(len(sched_classes) == len(sched_filters)) |
| self.assertTrue(sorted(sched_classes) == sorted(sched_filters)) |
| |
| class TestSpacedValueAttributes(BaseTestSched): |
| |
| def test_spaced_value_attr(self): |
| """Test that FTrace object parses spaced value attributes correctly""" |
| |
| with open("trace.txt", "a") as fout: |
| fout.write(" <...>-2971 [004] 6550.056871: sched_load_avg_task: comm=AsyncTask #2 pid=6163 ") |
| |
| dfr = trappy.FTrace().sched_load_avg_task.data_frame |
| self.assertTrue(len(dfr) == 2) |
| self.assertEquals(dfr["comm"].iloc[1], "AsyncTask #2") |
| self.assertEquals(dfr["pid"].iloc[1], 6163) |
| |
| class TestNoSchedTraces(utils_tests.SetupDirectory): |
| |
| def __init__(self, *args, **kwargs): |
| super(TestNoSchedTraces, self).__init__( |
| [("trace_empty.txt", "trace.txt")], |
| *args, |
| **kwargs) |
| |
| def test_empty_trace_txt(self): |
| """Test that empty objects are created with empty trace file""" |
| |
| trace = trappy.FTrace() |
| |
| for attr in trace.sched_classes.iterkeys(): |
| self.assertTrue(len(getattr(trace, attr).data_frame) == 0) |
