128 lines
5 KiB
Python
128 lines
5 KiB
Python
# Copyright 2016-2017 ARM Limited
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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import utils_tests
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import trappy
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import numpy as np
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class TestSystrace(utils_tests.SetupDirectory):
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def __init__(self, *args, **kwargs):
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super(TestSystrace, self).__init__(
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[("trace_systrace.html", "trace.html"),
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("trace_surfaceflinger.html", "trace_sf.html")],
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*args,
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**kwargs)
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def test_systrace_html(self):
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"""Tests parsing of a systrace embedded textual trace """
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events = ["sched_switch", "sched_wakeup", "trace_event_clock_sync"]
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trace = trappy.SysTrace("trace.html", events=events)
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self.assertTrue(hasattr(trace, "sched_switch"))
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self.assertEquals(len(trace.sched_switch.data_frame), 4)
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self.assertTrue("prev_comm" in trace.sched_switch.data_frame.columns)
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self.assertTrue(hasattr(trace, "sched_wakeup"))
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self.assertEquals(len(trace.sched_wakeup.data_frame), 4)
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self.assertTrue("target_cpu" in trace.sched_wakeup.data_frame.columns)
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self.assertTrue(hasattr(trace, "trace_event_clock_sync"))
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self.assertEquals(len(trace.trace_event_clock_sync.data_frame), 1)
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self.assertTrue("realtime_ts" in trace.trace_event_clock_sync.data_frame.columns)
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def test_cpu_counting(self):
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"""SysTrace traces know the number of cpus"""
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trace = trappy.SysTrace("trace.html")
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self.assertTrue(hasattr(trace, "_cpus"))
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self.assertEquals(trace._cpus, 3)
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def test_systrace_userspace(self):
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"""Test parsing of userspace events"""
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# Test a 'B' event (begin)
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trace = trappy.SysTrace("trace_sf.html")
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dfr = trace.tracing_mark_write.data_frame
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self.assertEquals(dfr['__pid'].iloc[2], 7591)
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self.assertEquals(dfr['__comm'].iloc[2], 'RenderThread')
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self.assertEquals(dfr['pid'].iloc[2], 7459)
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self.assertEquals(dfr['event'].iloc[2], 'B')
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self.assertEquals(dfr['func'].iloc[2], 'notifyFramePending')
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self.assertEquals(dfr['data'].iloc[2], None)
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# Test a 'C' event (count)
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self.assertEquals(dfr['__pid'].iloc[-2], 612)
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self.assertEquals(dfr['__comm'].iloc[-2], 'HwBinder:594_1')
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self.assertEquals(dfr['pid'].iloc[-2], 594)
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self.assertEquals(dfr['func'].iloc[-2], 'HW_VSYNC_0')
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self.assertEquals(dfr['event'].iloc[-2], 'C')
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self.assertEquals(dfr['data'].iloc[-2], '0')
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# Test an 'E' event (end)
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edfr = dfr[dfr['event'] == 'E']
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self.assertEquals(edfr['__pid'].iloc[0], 7591)
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self.assertEquals(edfr['__comm'].iloc[0], 'RenderThread')
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self.assertTrue(np.isnan(edfr['pid'].iloc[0]))
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self.assertEquals(edfr['func'].iloc[0], None)
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self.assertEquals(edfr['event'].iloc[0], 'E')
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self.assertEquals(edfr['data'].iloc[0], None)
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def test_systrace_line_num(self):
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"""Test for line numbers in a systrace"""
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trace = trappy.SysTrace("trace_sf.html")
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dfr = trace.sched_switch.data_frame
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self.assertEquals(trace.lines, 2506)
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self.assertEquals(dfr['__line'].iloc[0], 0)
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self.assertEquals(dfr['__line'].iloc[1], 6)
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self.assertEquals(dfr['__line'].iloc[-1], 2505)
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class TestLegacySystrace(utils_tests.SetupDirectory):
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def __init__(self, *args, **kwargs):
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super(TestLegacySystrace, self).__init__(
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[("trace_legacy_systrace.html", "trace.html")],
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*args,
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**kwargs)
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def test_systrace_html(self):
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"""Tests parsing of a legacy systrace embedded textual trace """
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events = ["sched_switch", "sched_wakeup", "sched_contrib_scale_f"]
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trace = trappy.SysTrace("trace.html", events=events)
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self.assertTrue(hasattr(trace, "sched_switch"))
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self.assertEquals(len(trace.sched_switch.data_frame), 3)
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self.assertTrue("prev_comm" in trace.sched_switch.data_frame.columns)
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self.assertTrue(hasattr(trace, "sched_wakeup"))
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self.assertEquals(len(trace.sched_wakeup.data_frame), 2)
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self.assertTrue("target_cpu" in trace.sched_wakeup.data_frame.columns)
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self.assertTrue(hasattr(trace, "sched_contrib_scale_f"))
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self.assertEquals(len(trace.sched_contrib_scale_f.data_frame), 2)
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self.assertTrue("freq_scale_factor" in trace.sched_contrib_scale_f.data_frame.columns)
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def test_cpu_counting(self):
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"""In a legacy SysTrace trace, trappy gets the number of cpus"""
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trace = trappy.SysTrace("trace.html")
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self.assertTrue(hasattr(trace, "_cpus"))
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self.assertEquals(trace._cpus, 8)
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