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# Copyright 2016-2017 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 utils_tests
import trappy
class TestSystrace(utils_tests.SetupDirectory):
def __init__(self, *args, **kwargs):
super(TestSystrace, self).__init__(
[("trace_systrace.html", "trace.html"),
("trace_surfaceflinger.html", "trace_sf.html")],
*args,
**kwargs)
def test_systrace_html(self):
"""Tests parsing of a systrace embedded textual trace """
events = ["sched_switch", "sched_wakeup", "trace_event_clock_sync"]
trace = trappy.SysTrace("trace.html", events=events)
self.assertTrue(hasattr(trace, "sched_switch"))
self.assertEquals(len(trace.sched_switch.data_frame), 4)
self.assertTrue("prev_comm" in trace.sched_switch.data_frame.columns)
self.assertTrue(hasattr(trace, "sched_wakeup"))
self.assertEquals(len(trace.sched_wakeup.data_frame), 4)
self.assertTrue("target_cpu" in trace.sched_wakeup.data_frame.columns)
self.assertTrue(hasattr(trace, "trace_event_clock_sync"))
self.assertEquals(len(trace.trace_event_clock_sync.data_frame), 1)
self.assertTrue("realtime_ts" in trace.trace_event_clock_sync.data_frame.columns)
def test_cpu_counting(self):
"""SysTrace traces know the number of cpus"""
trace = trappy.SysTrace("trace.html")
self.assertTrue(hasattr(trace, "_cpus"))
self.assertEquals(trace._cpus, 3)
def test_systrace_userspace(self):
"""Test parsing of userspace events"""
trace = trappy.SysTrace("trace_sf.html")
dfr = trace.tracing_mark_write.data_frame
self.assertTrue(dfr['__pid'].iloc[2], 7459)
self.assertTrue(dfr['__comm'].iloc[2], 'RenderThread')
self.assertTrue(dfr['pid'].iloc[2], 7459)
self.assertTrue(dfr['event'].iloc[2], 'B')
self.assertTrue(dfr['func'].iloc[2], 'notifyFramePending')
self.assertTrue(dfr['data'].iloc[-2], 'HW_VSYNC_0')
class TestLegacySystrace(utils_tests.SetupDirectory):
def __init__(self, *args, **kwargs):
super(TestLegacySystrace, self).__init__(
[("trace_legacy_systrace.html", "trace.html")],
*args,
**kwargs)
def test_systrace_html(self):
"""Tests parsing of a legacy systrace embedded textual trace """
events = ["sched_switch", "sched_wakeup", "sched_contrib_scale_f"]
trace = trappy.SysTrace("trace.html", events=events)
self.assertTrue(hasattr(trace, "sched_switch"))
self.assertEquals(len(trace.sched_switch.data_frame), 3)
self.assertTrue("prev_comm" in trace.sched_switch.data_frame.columns)
self.assertTrue(hasattr(trace, "sched_wakeup"))
self.assertEquals(len(trace.sched_wakeup.data_frame), 2)
self.assertTrue("target_cpu" in trace.sched_wakeup.data_frame.columns)
self.assertTrue(hasattr(trace, "sched_contrib_scale_f"))
self.assertEquals(len(trace.sched_contrib_scale_f.data_frame), 2)
self.assertTrue("freq_scale_factor" in trace.sched_contrib_scale_f.data_frame.columns)
def test_cpu_counting(self):
"""In a legacy SysTrace trace, trappy gets the number of cpus"""
trace = trappy.SysTrace("trace.html")
self.assertTrue(hasattr(trace, "_cpus"))
self.assertEquals(trace._cpus, 8)
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