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#!/usr/bin/env python
# Copyright (c) 2015 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 contextlib
import unittest
import agents.atrace_agent as atrace_agent
import systrace
import util
DEVICE_SERIAL = 'AG8404EC0444AGC'
LIST_TMP_ARGS = ['ls', '/data/local/tmp']
ATRACE_ARGS = ['atrace', '-z', '-t', '10', '-b', '4096']
CATEGORIES = ['sched', 'gfx', 'view', 'wm']
ADB_SHELL = ['adb', '-s', DEVICE_SERIAL, 'shell']
SYSTRACE_CMD = ['./systrace.py', '--time', '10', '-o', 'out.html', '-e',
DEVICE_SERIAL] + CATEGORIES
TRACE_CMD = (ADB_SHELL + ATRACE_ARGS + CATEGORIES)
SYSTRACE_LIST_CATEGORIES_CMD = ['./systrace.py', '-e', DEVICE_SERIAL, '-l']
TRACE_LIST_CATEGORIES_CMD = (ADB_SHELL + ['atrace', '--list_categories'])
LEGACY_ATRACE_ARGS = ['atrace', '-z', '-t', '10', '-b', '4096', '-s']
LEGACY_TRACE_CMD = (ADB_SHELL + LEGACY_ATRACE_ARGS)
STOP_FIX_UPS = ['atrace', '--no-fix-threads', '--no-fix-tgids']
SYSTRACE_BOOT_CMD = (['./systrace.py', '--boot', '-e', DEVICE_SERIAL] +
CATEGORIES)
TRACE_BOOT_CMD = (ADB_SHELL +
['atrace', '--async_stop', '&&', 'setprop',
'persist.debug.atrace.boottrace', '0', '&&',
'rm', '/data/misc/boottrace/categories'])
TEST_DIR = 'test_data/'
ATRACE_DATA = TEST_DIR + 'atrace_data'
ATRACE_DATA_RAW = TEST_DIR + 'atrace_data_raw'
ATRACE_DATA_RAW_FROM_FILE = TEST_DIR + 'atrace_data_raw_from_file'
ATRACE_DATA_STRIPPED = TEST_DIR + 'atrace_data_stripped'
ATRACE_DATA_THREAD_FIXED = TEST_DIR + 'atrace_data_thread_fixed'
ATRACE_DATA_WITH_THREAD_LIST = TEST_DIR + 'atrace_data_with_thread_list'
ATRACE_THREAD_NAMES = TEST_DIR + 'atrace_thread_names'
ATRACE_THREAD_LIST = TEST_DIR + 'atrace_ps_dump'
ATRACE_EXTRACTED_THREADS = TEST_DIR + 'atrace_extracted_threads'
ATRACE_PROCFS_DUMP = TEST_DIR + 'atrace_procfs_dump'
ATRACE_EXTRACTED_TGIDS = TEST_DIR + 'atrace_extracted_tgids'
ATRACE_MISSING_TGIDS = TEST_DIR + 'atrace_missing_tgids'
ATRACE_FIXED_TGIDS = TEST_DIR + 'atrace_fixed_tgids'
class UtilUnitTest(unittest.TestCase):
def test_construct_adb_shell_command(self):
command = util.construct_adb_shell_command(LIST_TMP_ARGS, None)
self.assertEqual(' '.join(command), 'adb shell ls /data/local/tmp')
command = util.construct_adb_shell_command(LIST_TMP_ARGS, DEVICE_SERIAL)
self.assertEqual(' '.join(command),
'adb -s AG8404EC0444AGC shell ls /data/local/tmp')
command = util.construct_adb_shell_command(ATRACE_ARGS, DEVICE_SERIAL)
self.assertEqual(' '.join(command),
'adb -s AG8404EC0444AGC shell atrace -z -t 10 -b 4096')
class AtraceAgentUnitTest(unittest.TestCase):
def test_construct_trace_command(self):
options, categories = systrace.parse_options(SYSTRACE_CMD)
agent = atrace_agent.AtraceAgent(options, categories)
tracer_args = agent._construct_trace_command()
self.assertEqual(' '.join(TRACE_CMD), ' '.join(tracer_args))
self.assertEqual(True, agent.expect_trace())
def test_extract_thread_list(self):
with contextlib.nested(open(ATRACE_EXTRACTED_THREADS, 'r'),
open(ATRACE_THREAD_LIST)) as (f1,f2):
atrace_result = f1.read()
ps_dump = f2.read()
thread_names = atrace_agent.extract_thread_list(ps_dump)
self.assertEqual(atrace_result, str(thread_names))
def test_strip_and_decompress_trace(self):
with contextlib.nested(open(ATRACE_DATA_RAW, 'r'),
open(ATRACE_DATA_STRIPPED, 'r')) as (f1, f2):
atrace_data_raw = f1.read()
atrace_data_stripped = f2.read()
trace_data = atrace_agent.strip_and_decompress_trace(atrace_data_raw)
self.assertEqual(atrace_data_stripped, trace_data)
def test_fix_thread_names(self):
with contextlib.nested(
open(ATRACE_DATA_STRIPPED, 'r'),
open(ATRACE_THREAD_NAMES, 'r'),
open(ATRACE_DATA_THREAD_FIXED, 'r')) as (f1, f2, f3):
atrace_data_stripped = f1.read()
atrace_thread_names = f2.read()
atrace_data_thread_fixed = f3.read()
thread_names = eval(atrace_thread_names)
trace_data = atrace_agent.fix_thread_names(
atrace_data_stripped, thread_names)
self.assertEqual(atrace_data_thread_fixed, trace_data)
def test_preprocess_trace_data(self):
with contextlib.nested(open(ATRACE_DATA_STRIPPED, 'r'),
open(ATRACE_DATA_RAW, 'r')) as (f1, f2):
atrace_data = f1.read()
atrace_data_raw = f2.read();
options, categories = systrace.parse_options(STOP_FIX_UPS)
agent = atrace_agent.AtraceAgent(options, categories)
trace_data = agent._preprocess_trace_data(atrace_data_raw)
self.assertEqual(atrace_data, trace_data)
def test_list_categories(self):
options, categories = systrace.parse_options(SYSTRACE_LIST_CATEGORIES_CMD)
agent = atrace_agent.AtraceAgent(options, categories)
tracer_args = agent._construct_trace_command()
self.assertEqual(' '.join(TRACE_LIST_CATEGORIES_CMD), ' '.join(tracer_args))
self.assertEqual(False, agent.expect_trace())
def test_construct_trace_from_file_command(self):
options, categories = systrace.parse_options(['systrace.py',
'--from-file', ATRACE_DATA_RAW_FROM_FILE])
agent = atrace_agent.try_create_agent(options, categories)
tracer_args = agent._construct_trace_command()
self.assertEqual(' '.join(['cat', ATRACE_DATA_RAW_FROM_FILE]),
' '.join(tracer_args))
self.assertEqual(True, agent.expect_trace())
def test_extract_tgids(self):
with contextlib.nested(open(ATRACE_PROCFS_DUMP, 'r'),
open(ATRACE_EXTRACTED_TGIDS, 'r')) as (f1, f2):
atrace_procfs_dump = f1.read()
atrace_procfs_extracted = f2.read()
tgids = eval(atrace_procfs_extracted)
result = atrace_agent.extract_tgids(atrace_procfs_dump)
self.assertEqual(result, tgids)
def test_fix_missing_tgids(self):
with contextlib.nested(open(ATRACE_EXTRACTED_TGIDS, 'r'),
open(ATRACE_MISSING_TGIDS, 'r'),
open(ATRACE_FIXED_TGIDS, 'r')) as (f1, f2, f3):
atrace_data = f2.read()
tgid_map = eval(f1.read())
fixed = f3.read();
res = atrace_agent.fix_missing_tgids(atrace_data, tgid_map)
self.assertEqual(res, fixed)
class AtraceLegacyAgentUnitTest(unittest.TestCase):
def test_construct_trace_command(self):
options, categories = systrace.parse_options(SYSTRACE_CMD)
agent = atrace_agent.AtraceLegacyAgent(options, categories)
tracer_args = agent._construct_trace_command()
self.assertEqual(' '.join(LEGACY_TRACE_CMD), ' '.join(tracer_args))
self.assertEqual(True, agent.expect_trace())
class BootAgentUnitTest(unittest.TestCase):
def test_boot(self):
options, categories = systrace.parse_options(SYSTRACE_BOOT_CMD)
agent = atrace_agent.BootAgent(options, categories)
tracer_args = agent._construct_trace_command()
self.assertEqual(' '.join(TRACE_BOOT_CMD), ' '.join(tracer_args))
self.assertEqual(True, agent.expect_trace())
if __name__ == '__main__':
unittest.main()
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