def test_tracing(self):
TRACE_BUFFER_SIZE = '16384'
TRACE_TIME = '5'
devices = device_utils.DeviceUtils.HealthyDevices()
package_info = util.get_supported_browsers()['stable']
device = devices[0]
with tempfile_ext.TemporaryFileName() as output_file_name:
# Launch the browser before tracing.
device.StartActivity(
intent.Intent(activity=package_info.activity,
package=package_info.package,
data='about:blank',
extras={'create_new_tab': True}),
blocking=True, force_stop=True)
# Run atrace agent.
run_systrace.main_impl(['./run_systrace.py',
'-b',
TRACE_BUFFER_SIZE,
'-t',
TRACE_TIME,
'-o',
output_file_name,
'-e',
str(device),
'--atrace-categories=gfx,input,view'])
# Verify results.
with open(output_file_name, 'r') as f:
full_trace = f.read()
self.assertTrue('CPU#' in full_trace)
def test_tracing(self):
TRACE_BUFFER_SIZE = '16384'
TRACE_TIME = '5'
devices = device_utils.DeviceUtils.HealthyDevices()
package_info = util.get_supported_browsers()['stable']
presentation.device = devices[0]
output_file_name = util.generate_random_filename_for_test()
try:
# Launch the browser before tracing.
presentation.device.StartActivity(intent.Intent(
activity=package_info.activity,
package=package_info.package,
data='about:blank',
extras={'create_new_tab': True}),
blocking=True,
force_stop=True)
# Run atrace agent.
run_systrace.main_impl([
'./run_systrace.py', '-b', TRACE_BUFFER_SIZE, '-t', TRACE_TIME,
'-o', output_file_name, '-e',
str(presentation.device), '--atrace-categories=gfx,input,view'
])
# Verify results.
with open(output_file_name, 'r') as f:
full_trace = f.read()
self.assertTrue('CPU#' in full_trace)
except:
raise
finally:
if os.path.exists(output_file_name):
os.remove(output_file_name)
def test_missing_file(self):
try:
run_systrace.main_impl(
['./run_systrace.py', '--from-file', NON_EXISTENT_DATA])
self.fail('should not get here')
except IOError:
pass
def test_from_file(self):
update_systrace_trace_viewer.update(force_update=True)
self.assertTrue(
os.path.exists(
update_systrace_trace_viewer.SYSTRACE_TRACE_VIEWER_HTML_FILE))
output_file_name = util.generate_random_filename_for_test()
try:
# use from-file to create a specific expected output
run_systrace.main_impl([
'./run_systrace.py', '--from-file', COMPRESSED_ATRACE_DATA,
'-o', output_file_name
])
# and verify file contents
with contextlib.nested(open(output_file_name, 'r'),
open(DECOMPRESSED_ATRACE_DATA,
'r')) as (f1, f2):
full_trace = f1.read()
expected_contents = f2.read()
self.assertTrue(expected_contents in full_trace)
except:
raise
finally:
os.remove(
update_systrace_trace_viewer.SYSTRACE_TRACE_VIEWER_HTML_FILE)
if os.path.exists(output_file_name):
os.remove(output_file_name)
def test_tracing(self):
TRACE_BUFFER_SIZE = '16384'
TRACE_TIME = '5'
devices = device_utils.DeviceUtils.HealthyDevices()
package_info = util.get_supported_browsers()['stable']
device = devices[0]
with tempfile_ext.TemporaryFileName() as output_file_name:
# Launch the browser before tracing.
device.StartActivity(intent.Intent(activity=package_info.activity,
package=package_info.package,
data='about:blank',
extras={'create_new_tab':
True}),
blocking=True,
force_stop=True)
# Run atrace agent.
run_systrace.main_impl([
'./run_systrace.py', '-b', TRACE_BUFFER_SIZE, '-t', TRACE_TIME,
'-o', output_file_name, '-e',
str(device), '--atrace-categories=gfx,input,view'
])
# Verify results.
with open(output_file_name, 'r') as f:
full_trace = f.read()
self.assertTrue('CPU#' in full_trace)
def test_missing_file(self):
try:
run_systrace.main_impl(['./run_systrace.py',
'--from-file',
NON_EXISTENT_DATA])
self.fail('should not get here')
except IOError:
pass
def test_from_file(self):
update_systrace_trace_viewer.update(force_update=True)
self.assertTrue(os.path.exists(
update_systrace_trace_viewer.SYSTRACE_TRACE_VIEWER_HTML_FILE))
try:
with tempfile_ext.TemporaryFileName() as output_file_name:
# use from-file to create a specific expected output
run_systrace.main_impl(['./run_systrace.py',
'--from-file',
COMPRESSED_ATRACE_DATA,
'-o',
output_file_name])
# and verify file contents
with contextlib.nested(open(output_file_name, 'r'),
open(DECOMPRESSED_ATRACE_DATA, 'r')) as (f1, f2):
full_trace = f1.read()
expected_contents = f2.read()
self.assertTrue(expected_contents in full_trace)
finally:
os.remove(update_systrace_trace_viewer.SYSTRACE_TRACE_VIEWER_HTML_FILE)
def test_from_file(self):
output_file_name = util.generate_random_filename_for_test()
try:
# use from-file to create a specific expected output
run_systrace.main_impl(['./run_systrace.py',
'--from-file',
COMPRESSED_ATRACE_DATA,
'-o',
output_file_name])
# and verify file contents
with contextlib.nested(open(output_file_name, 'r'),
open(DECOMPRESSED_ATRACE_DATA, 'r')) as (f1, f2):
full_trace = f1.read()
expected_contents = f2.read()
self.assertTrue(expected_contents in full_trace)
except:
raise
finally:
if os.path.exists(output_file_name):
os.remove(output_file_name)
def test_default_output_filename(self):
update_systrace_trace_viewer.update(force_update=True)
self.assertTrue(os.path.exists(
update_systrace_trace_viewer.SYSTRACE_TRACE_VIEWER_HTML_FILE))
output_file_name = os.path.join(TEST_DIR, 'compressed_atrace_data.html')
try:
# use from-file to create a specific expected output
run_systrace.main_impl(['./run_systrace.py',
'--from-file',
COMPRESSED_ATRACE_DATA])
# and verify file contents
with contextlib.nested(open(output_file_name, 'r'),
open(DECOMPRESSED_ATRACE_DATA, 'r')) as (f1, f2):
full_trace = f1.read()
expected_contents = f2.read()
self.assertTrue(expected_contents in full_trace)
except:
raise
finally:
os.remove(update_systrace_trace_viewer.SYSTRACE_TRACE_VIEWER_HTML_FILE)
if os.path.exists(output_file_name):
os.remove(output_file_name)
