blob: 87ca3321e06f25fbf597e9ed2b08ed612574ee75 [file] [log] [blame] [edit]
#!/usr/bin/env python
# Copyright 2016 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
import hashlib
import json
import os
import unittest
from py_utils import tempfile_ext
from systrace import decorators
from systrace import output_generator
from systrace import trace_result
from systrace import update_systrace_trace_viewer
from tracing.trace_data import trace_data as trace_data_module
TEST_DIR = os.path.join(os.path.dirname(__file__), 'test_data')
ATRACE_DATA = os.path.join(TEST_DIR, 'atrace_data')
ATRACE_PROCESS_DUMP_DATA = os.path.join(TEST_DIR, 'atrace_procfs_dump')
COMBINED_PROFILE_CHROME_DATA = os.path.join(
TEST_DIR, 'profile-chrome_systrace_perf_chrome_data')
CGROUP_DUMP_DATA = os.path.join(TEST_DIR, 'cgroup_dump')
class OutputGeneratorTest(unittest.TestCase):
@decorators.HostOnlyTest
def testJsonTraceMerging(self):
update_systrace_trace_viewer.update(force_update=True)
self.assertTrue(os.path.exists(
update_systrace_trace_viewer.SYSTRACE_TRACE_VIEWER_HTML_FILE))
t1 = "{'traceEvents': [{'ts': 123, 'ph': 'b'}]}"
t2 = "{'traceEvents': [], 'stackFrames': ['blah']}"
results = [trace_result.TraceResult('a', t1),
trace_result.TraceResult('b', t2)]
merged_results = output_generator.MergeTraceResultsIfNeeded(results)
for r in merged_results:
if r.source_name == 'a':
self.assertEquals(r.raw_data, t1)
elif r.source_name == 'b':
self.assertEquals(r.raw_data, t2)
self.assertEquals(len(merged_results), len(results))
os.remove(update_systrace_trace_viewer.SYSTRACE_TRACE_VIEWER_HTML_FILE)
@decorators.HostOnlyTest
def testHtmlOutputGenerationFormatsSingleTrace(self):
update_systrace_trace_viewer.update(force_update=True)
self.assertTrue(os.path.exists(
update_systrace_trace_viewer.SYSTRACE_TRACE_VIEWER_HTML_FILE))
with open(ATRACE_DATA) as f:
atrace_data = f.read().replace(" ", "").strip()
trace_results = [trace_result.TraceResult('systemTraceEvents', atrace_data)]
with tempfile_ext.TemporaryFileName() as output_file_name:
output_generator.GenerateHTMLOutput(trace_results, output_file_name)
with open(output_file_name, 'r') as f:
html_output = f.read()
trace_data = (html_output.split(
'<script class="trace-data" type="application/text">')[1].split(
'</script>'))[0].replace(" ", "").strip()
# Ensure the trace data written in HTML is located within the
# correct place in the HTML document and that the data is not
# malformed.
self.assertEquals(trace_data, atrace_data)
os.remove(update_systrace_trace_viewer.SYSTRACE_TRACE_VIEWER_HTML_FILE)
@decorators.HostOnlyTest
def testHtmlOutputGenerationFormatsMultipleTraces(self):
trace_results = []
with trace_data_module.TraceDataBuilder() as trace_data_builder:
with open(ATRACE_DATA) as fp:
atrace_data = fp.read()
trace_results.append(
trace_result.TraceResult('systemTraceEvents', atrace_data))
trace_data_builder.AddTraceFor(trace_data_module.ATRACE_PART, atrace_data,
allow_unstructured=True)
with open(ATRACE_PROCESS_DUMP_DATA) as fp:
atrace_process_dump_data = fp.read()
trace_results.append(trace_result.TraceResult(
'atraceProcessDump', atrace_process_dump_data))
trace_data_builder.AddTraceFor(trace_data_module.ATRACE_PROCESS_DUMP_PART,
atrace_process_dump_data,
allow_unstructured=True)
with open(CGROUP_DUMP_DATA) as fp:
cgroup_dump_data = fp.read()
trace_results.append(trace_result.TraceResult(
'cgroupDump', cgroup_dump_data))
trace_data_builder.AddTraceFor(trace_data_module.CGROUP_TRACE_PART,
cgroup_dump_data,
allow_unstructured=True)
with open(COMBINED_PROFILE_CHROME_DATA) as fp:
chrome_data = json.load(fp)
trace_results.append(
trace_result.TraceResult('traceEvents', chrome_data))
trace_data_builder.AddTraceFor(
trace_data_module.CHROME_TRACE_PART, chrome_data)
trace_results.append(
trace_result.TraceResult('systraceController', str({})))
trace_data_builder.AddTraceFor(trace_data_module.TELEMETRY_PART, {})
with tempfile_ext.NamedTemporaryDirectory() as temp_dir:
data_builder_out = os.path.join(temp_dir, 'data_builder.html')
output_generator_out = os.path.join(temp_dir, 'output_generator.html')
output_generator.GenerateHTMLOutput(trace_results, output_generator_out)
trace_data_builder.Serialize(data_builder_out, 'Systrace')
output_generator_md5sum = hashlib.md5(
open(output_generator_out, 'rb').read()).hexdigest()
data_builder_md5sum = hashlib.md5(
open(data_builder_out, 'rb').read()).hexdigest()
self.assertEqual(output_generator_md5sum, data_builder_md5sum)