third_party/perfetto/python/test/api_integrationtest.py - cobalt - Git at Google

 #!/usr/bin/env python3
 # Copyright (C) 2020 The Android Open Source Project
 #
 # 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 io
 import os
 import unittest
 from typing import Optional

 import pandas as pd

 from perfetto.batch_trace_processor.api import BatchTraceProcessor
 from perfetto.batch_trace_processor.api import BatchTraceProcessorConfig
 from perfetto.batch_trace_processor.api import FailureHandling
 from perfetto.batch_trace_processor.api import Metadata
 from perfetto.batch_trace_processor.api import TraceListReference
 from perfetto.trace_processor.api import PLATFORM_DELEGATE
 from perfetto.trace_processor.api import TraceProcessor
 from perfetto.trace_processor.api import TraceProcessorException
 from perfetto.trace_processor.api import TraceProcessorConfig
 from perfetto.trace_processor.api import TraceReference
 from perfetto.trace_uri_resolver.resolver import TraceUriResolver
 from perfetto.trace_uri_resolver.path import PathUriResolver


 class SimpleResolver(TraceUriResolver):
   PREFIX = 'simple'

   def __init__(self, path, skip_resolve_file=False):
     self.path = path
     self.file = open(example_android_trace_path(), 'rb')
     self.skip_resolve_file = skip_resolve_file

   def file_gen(self):
     with open(example_android_trace_path(), 'rb') as f:
       yield f.read()

   def resolve(self):
     res = [
         TraceUriResolver.Result(
             self.file_gen(), metadata={'source': 'generator'}),
         TraceUriResolver.Result(
             example_android_trace_path(), metadata={'source': 'path'}),
     ]
     if not self.skip_resolve_file:
       res.extend([
           TraceUriResolver.Result(
               PathUriResolver(example_android_trace_path()),
               metadata={'source': 'path_resolver'}),
           TraceUriResolver.Result(self.file, metadata={'source': 'file'}),
       ])
     return res


 class RecursiveResolver(SimpleResolver):
   PREFIX = 'recursive'

   def __init__(self, path, skip_resolve_file):
     super().__init__(path=path, skip_resolve_file=skip_resolve_file)

   def resolve(self):
     srf = self.skip_resolve_file
     return [
         TraceUriResolver.Result(
             self.file_gen(), metadata={'source': 'recursive_gen'}),
         TraceUriResolver.Result(
             f'simple:path={self.path};skip_resolve_file={srf}',
             metadata={
                 'source': 'recursive_path',
                 'root_source': 'recursive_path'
             }),
         TraceUriResolver.Result(
             SimpleResolver(
                 path=self.path, skip_resolve_file=self.skip_resolve_file),
             metadata={
                 'source': 'recursive_obj',
                 'root_source': 'recursive_obj'
             }),
     ]


 class SimpleObserver(BatchTraceProcessor.Observer):

   def __init__(self):
     self.execution_times = []

   def trace_processed(self, metadata: Metadata, execution_time_seconds: float):
     self.execution_times.append(execution_time_seconds)


 def create_batch_tp(
     traces: TraceListReference,
     load_failure_handling: FailureHandling = FailureHandling.RAISE_EXCEPTION,
     execute_failure_handling: FailureHandling = FailureHandling.RAISE_EXCEPTION,
     observer: Optional[BatchTraceProcessor.Observer] = None):
   registry = PLATFORM_DELEGATE().default_resolver_registry()
   registry.register(SimpleResolver)
   registry.register(RecursiveResolver)
   config = BatchTraceProcessorConfig(
       load_failure_handling=load_failure_handling,
       execute_failure_handling=execute_failure_handling,
       tp_config=TraceProcessorConfig(
           bin_path=os.environ["SHELL_PATH"], resolver_registry=registry))
   return BatchTraceProcessor(traces=traces, config=config, observer=observer)


 def create_tp(trace: TraceReference):
   return TraceProcessor(
       trace=trace,
       config=TraceProcessorConfig(bin_path=os.environ["SHELL_PATH"]))


 def example_android_trace_path():
   return os.path.join(os.environ["ROOT_DIR"], 'test', 'data',
                       'example_android_trace_30s.pb')


 class TestApi(unittest.TestCase):

   def test_invalid_trace(self):
     f = io.BytesIO(b'<foo></foo>')
     with self.assertRaises(TraceProcessorException):
       _ = create_tp(trace=f)

   def test_trace_path(self):
     # Get path to trace_processor_shell and construct TraceProcessor
     tp = create_tp(trace=example_android_trace_path())
     qr_iterator = tp.query('select * from slice limit 10')
     dur_result = [
         178646, 119740, 58073, 155000, 173177, 20209377, 3589167, 90104, 275312,
         65313
     ]

     for num, row in enumerate(qr_iterator):
       self.assertEqual(row.type, 'internal_slice')
       self.assertEqual(row.dur, dur_result[num])

     # Test the batching logic by issuing a large query and ensuring we receive
     # all rows, not just a truncated subset.
     qr_iterator = tp.query('select count(*) as cnt from slice')
     expected_count = next(qr_iterator).cnt
     self.assertGreater(expected_count, 0)

     qr_iterator = tp.query('select * from slice')
     count = sum(1 for _ in qr_iterator)
     self.assertEqual(count, expected_count)

     tp.close()

   def test_trace_byteio(self):
     f = io.BytesIO(
         b'\n(\n&\x08\x00\x12\x12\x08\x01\x10\xc8\x01\x1a\x0b\x12\t'
         b'B|200|foo\x12\x0e\x08\x02\x10\xc8\x01\x1a\x07\x12\x05E|200')
     with create_tp(trace=f) as tp:
       qr_iterator = tp.query('select * from slice limit 10')
       res = list(qr_iterator)

       self.assertEqual(len(res), 1)

       row = res[0]
       self.assertEqual(row.ts, 1)
       self.assertEqual(row.dur, 1)
       self.assertEqual(row.name, 'foo')

   def test_trace_file(self):
     with open(example_android_trace_path(), 'rb') as file:
       with create_tp(trace=file) as tp:
         qr_iterator = tp.query('select * from slice limit 10')
         dur_result = [
             178646, 119740, 58073, 155000, 173177, 20209377, 3589167, 90104,
             275312, 65313
         ]

         for num, row in enumerate(qr_iterator):
           self.assertEqual(row.dur, dur_result[num])

   def test_trace_generator(self):

     def reader_generator():
       with open(example_android_trace_path(), 'rb') as file:
         yield file.read(1024)

     with create_tp(trace=reader_generator()) as tp:
       qr_iterator = tp.query('select * from slice limit 10')
       dur_result = [
           178646, 119740, 58073, 155000, 173177, 20209377, 3589167, 90104,
           275312, 65313
       ]

       for num, row in enumerate(qr_iterator):
         self.assertEqual(row.dur, dur_result[num])

   def test_simple_resolver(self):
     dur = [178646, 178646, 178646, 178646]
     source = ['generator', 'path', 'path_resolver', 'file']
     expected = pd.DataFrame(list(zip(dur, source)), columns=['dur', 'source'])

     with create_batch_tp(
         traces='simple:path={}'.format(example_android_trace_path())) as btp:
       df = btp.query_and_flatten('select dur from slice limit 1')
       pd.testing.assert_frame_equal(df, expected, check_dtype=False)

     with create_batch_tp(
         traces=SimpleResolver(path=example_android_trace_path())) as btp:
       df = btp.query_and_flatten('select dur from slice limit 1')
       pd.testing.assert_frame_equal(df, expected, check_dtype=False)

   def test_query_timing(self):
     observer = SimpleObserver()
     with create_batch_tp(
         traces='simple:path={}'.format(example_android_trace_path()),
         observer=observer) as btp:
       btp.query_and_flatten('select dur from slice limit 1')
       self.assertTrue(
           all([x > 0 for x in observer.execution_times]),
           'Running time should be positive')

   def test_recursive_resolver(self):
     dur = [
         178646, 178646, 178646, 178646, 178646, 178646, 178646, 178646, 178646
     ]
     source = ['recursive_gen', 'generator', 'path', 'generator', 'path']
     root_source = [
         None, 'recursive_path', 'recursive_path', 'recursive_obj',
         'recursive_obj'
     ]
     expected = pd.DataFrame(
         list(zip(dur, source, root_source)),
         columns=['dur', 'source', 'root_source'])

     uri = 'recursive:path={};skip_resolve_file=true'.format(
         example_android_trace_path())
     with create_batch_tp(traces=uri) as btp:
       df = btp.query_and_flatten('select dur from slice limit 1')
       pd.testing.assert_frame_equal(df, expected, check_dtype=False)

     with create_batch_tp(
         traces=RecursiveResolver(
             path=example_android_trace_path(), skip_resolve_file=True)) as btp:
       df = btp.query_and_flatten('select dur from slice limit 1')
       pd.testing.assert_frame_equal(df, expected, check_dtype=False)

   def test_btp_load_failure(self):
     f = io.BytesIO(b'<foo></foo>')
     with self.assertRaises(TraceProcessorException):
       _ = create_batch_tp(traces=f)

   def test_btp_load_failure_increment_stat(self):
     f = io.BytesIO(b'<foo></foo>')
     btp = create_batch_tp(
         traces=f, load_failure_handling=FailureHandling.INCREMENT_STAT)
     self.assertEqual(btp.stats().load_failures, 1)

   def test_btp_query_failure(self):
     btp = create_batch_tp(traces=example_android_trace_path())
     with self.assertRaises(TraceProcessorException):
       _ = btp.query('select * from sl')

   def test_btp_query_failure_increment_stat(self):
     btp = create_batch_tp(
         traces=example_android_trace_path(),
         execute_failure_handling=FailureHandling.INCREMENT_STAT)
     _ = btp.query('select * from sl')
     self.assertEqual(btp.stats().execute_failures, 1)

   def test_btp_query_failure_message(self):
     btp = create_batch_tp(
         traces='simple:path={}'.format(example_android_trace_path()))
     with self.assertRaisesRegex(
         TraceProcessorException, expected_regex='.*source.*generator.*'):
       _ = btp.query('select * from sl')
	#!/usr/bin/env python3
	# Copyright (C) 2020 The Android Open Source Project
	#
	# 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 io
	import os
	import unittest
	from typing import Optional

	import pandas as pd

	from perfetto.batch_trace_processor.api import BatchTraceProcessor
	from perfetto.batch_trace_processor.api import BatchTraceProcessorConfig
	from perfetto.batch_trace_processor.api import FailureHandling
	from perfetto.batch_trace_processor.api import Metadata
	from perfetto.batch_trace_processor.api import TraceListReference
	from perfetto.trace_processor.api import PLATFORM_DELEGATE
	from perfetto.trace_processor.api import TraceProcessor
	from perfetto.trace_processor.api import TraceProcessorException
	from perfetto.trace_processor.api import TraceProcessorConfig
	from perfetto.trace_processor.api import TraceReference
	from perfetto.trace_uri_resolver.resolver import TraceUriResolver
	from perfetto.trace_uri_resolver.path import PathUriResolver


	class SimpleResolver(TraceUriResolver):
	PREFIX = 'simple'

	def __init__(self, path, skip_resolve_file=False):
	self.path = path
	self.file = open(example_android_trace_path(), 'rb')
	self.skip_resolve_file = skip_resolve_file

	def file_gen(self):
	with open(example_android_trace_path(), 'rb') as f:
	yield f.read()

	def resolve(self):
	res = [
	TraceUriResolver.Result(
	self.file_gen(), metadata={'source': 'generator'}),
	TraceUriResolver.Result(
	example_android_trace_path(), metadata={'source': 'path'}),
	]
	if not self.skip_resolve_file:
	res.extend([
	TraceUriResolver.Result(
	PathUriResolver(example_android_trace_path()),
	metadata={'source': 'path_resolver'}),
	TraceUriResolver.Result(self.file, metadata={'source': 'file'}),
	])
	return res


	class RecursiveResolver(SimpleResolver):
	PREFIX = 'recursive'

	def __init__(self, path, skip_resolve_file):
	super().__init__(path=path, skip_resolve_file=skip_resolve_file)

	def resolve(self):
	srf = self.skip_resolve_file
	return [
	TraceUriResolver.Result(
	self.file_gen(), metadata={'source': 'recursive_gen'}),
	TraceUriResolver.Result(
	f'simple:path={self.path};skip_resolve_file={srf}',
	metadata={
	'source': 'recursive_path',
	'root_source': 'recursive_path'
	}),
	TraceUriResolver.Result(
	SimpleResolver(
	path=self.path, skip_resolve_file=self.skip_resolve_file),
	metadata={
	'source': 'recursive_obj',
	'root_source': 'recursive_obj'
	}),
	]


	class SimpleObserver(BatchTraceProcessor.Observer):

	def __init__(self):
	self.execution_times = []

	def trace_processed(self, metadata: Metadata, execution_time_seconds: float):
	self.execution_times.append(execution_time_seconds)


	def create_batch_tp(
	traces: TraceListReference,
	load_failure_handling: FailureHandling = FailureHandling.RAISE_EXCEPTION,
	execute_failure_handling: FailureHandling = FailureHandling.RAISE_EXCEPTION,
	observer: Optional[BatchTraceProcessor.Observer] = None):
	registry = PLATFORM_DELEGATE().default_resolver_registry()
	registry.register(SimpleResolver)
	registry.register(RecursiveResolver)
	config = BatchTraceProcessorConfig(
	load_failure_handling=load_failure_handling,
	execute_failure_handling=execute_failure_handling,
	tp_config=TraceProcessorConfig(
	bin_path=os.environ["SHELL_PATH"], resolver_registry=registry))
	return BatchTraceProcessor(traces=traces, config=config, observer=observer)


	def create_tp(trace: TraceReference):
	return TraceProcessor(
	trace=trace,
	config=TraceProcessorConfig(bin_path=os.environ["SHELL_PATH"]))


	def example_android_trace_path():
	return os.path.join(os.environ["ROOT_DIR"], 'test', 'data',
	'example_android_trace_30s.pb')


	class TestApi(unittest.TestCase):

	def test_invalid_trace(self):
	f = io.BytesIO(b'<foo></foo>')
	with self.assertRaises(TraceProcessorException):
	_ = create_tp(trace=f)

	def test_trace_path(self):
	# Get path to trace_processor_shell and construct TraceProcessor
	tp = create_tp(trace=example_android_trace_path())
	qr_iterator = tp.query('select * from slice limit 10')
	dur_result = [
	178646, 119740, 58073, 155000, 173177, 20209377, 3589167, 90104, 275312,
	65313
	]

	for num, row in enumerate(qr_iterator):
	self.assertEqual(row.type, 'internal_slice')
	self.assertEqual(row.dur, dur_result[num])

	# Test the batching logic by issuing a large query and ensuring we receive
	# all rows, not just a truncated subset.
	qr_iterator = tp.query('select count(*) as cnt from slice')
	expected_count = next(qr_iterator).cnt
	self.assertGreater(expected_count, 0)

	qr_iterator = tp.query('select * from slice')
	count = sum(1 for _ in qr_iterator)
	self.assertEqual(count, expected_count)

	tp.close()

	def test_trace_byteio(self):
	f = io.BytesIO(
	b'\n(\n&\x08\x00\x12\x12\x08\x01\x10\xc8\x01\x1a\x0b\x12\t'
	b'B\|200\|foo\x12\x0e\x08\x02\x10\xc8\x01\x1a\x07\x12\x05E\|200')
	with create_tp(trace=f) as tp:
	qr_iterator = tp.query('select * from slice limit 10')
	res = list(qr_iterator)

	self.assertEqual(len(res), 1)

	row = res[0]
	self.assertEqual(row.ts, 1)
	self.assertEqual(row.dur, 1)
	self.assertEqual(row.name, 'foo')

	def test_trace_file(self):
	with open(example_android_trace_path(), 'rb') as file:
	with create_tp(trace=file) as tp:
	qr_iterator = tp.query('select * from slice limit 10')
	dur_result = [
	178646, 119740, 58073, 155000, 173177, 20209377, 3589167, 90104,
	275312, 65313
	]

	for num, row in enumerate(qr_iterator):
	self.assertEqual(row.dur, dur_result[num])

	def test_trace_generator(self):

	def reader_generator():
	with open(example_android_trace_path(), 'rb') as file:
	yield file.read(1024)

	with create_tp(trace=reader_generator()) as tp:
	qr_iterator = tp.query('select * from slice limit 10')
	dur_result = [
	178646, 119740, 58073, 155000, 173177, 20209377, 3589167, 90104,
	275312, 65313
	]

	for num, row in enumerate(qr_iterator):
	self.assertEqual(row.dur, dur_result[num])

	def test_simple_resolver(self):
	dur = [178646, 178646, 178646, 178646]
	source = ['generator', 'path', 'path_resolver', 'file']
	expected = pd.DataFrame(list(zip(dur, source)), columns=['dur', 'source'])

	with create_batch_tp(
	traces='simple:path={}'.format(example_android_trace_path())) as btp:
	df = btp.query_and_flatten('select dur from slice limit 1')
	pd.testing.assert_frame_equal(df, expected, check_dtype=False)

	with create_batch_tp(
	traces=SimpleResolver(path=example_android_trace_path())) as btp:
	df = btp.query_and_flatten('select dur from slice limit 1')
	pd.testing.assert_frame_equal(df, expected, check_dtype=False)

	def test_query_timing(self):
	observer = SimpleObserver()
	with create_batch_tp(
	traces='simple:path={}'.format(example_android_trace_path()),
	observer=observer) as btp:
	btp.query_and_flatten('select dur from slice limit 1')
	self.assertTrue(
	all([x > 0 for x in observer.execution_times]),
	'Running time should be positive')

	def test_recursive_resolver(self):
	dur = [
	178646, 178646, 178646, 178646, 178646, 178646, 178646, 178646, 178646
	]
	source = ['recursive_gen', 'generator', 'path', 'generator', 'path']
	root_source = [
	None, 'recursive_path', 'recursive_path', 'recursive_obj',
	'recursive_obj'
	]
	expected = pd.DataFrame(
	list(zip(dur, source, root_source)),
	columns=['dur', 'source', 'root_source'])

	uri = 'recursive:path={};skip_resolve_file=true'.format(
	example_android_trace_path())
	with create_batch_tp(traces=uri) as btp:
	df = btp.query_and_flatten('select dur from slice limit 1')
	pd.testing.assert_frame_equal(df, expected, check_dtype=False)

	with create_batch_tp(
	traces=RecursiveResolver(
	path=example_android_trace_path(), skip_resolve_file=True)) as btp:
	df = btp.query_and_flatten('select dur from slice limit 1')
	pd.testing.assert_frame_equal(df, expected, check_dtype=False)

	def test_btp_load_failure(self):
	f = io.BytesIO(b'<foo></foo>')
	with self.assertRaises(TraceProcessorException):
	_ = create_batch_tp(traces=f)

	def test_btp_load_failure_increment_stat(self):
	f = io.BytesIO(b'<foo></foo>')
	btp = create_batch_tp(
	traces=f, load_failure_handling=FailureHandling.INCREMENT_STAT)
	self.assertEqual(btp.stats().load_failures, 1)

	def test_btp_query_failure(self):
	btp = create_batch_tp(traces=example_android_trace_path())
	with self.assertRaises(TraceProcessorException):
	_ = btp.query('select * from sl')

	def test_btp_query_failure_increment_stat(self):
	btp = create_batch_tp(
	traces=example_android_trace_path(),
	execute_failure_handling=FailureHandling.INCREMENT_STAT)
	_ = btp.query('select * from sl')
	self.assertEqual(btp.stats().execute_failures, 1)

	def test_btp_query_failure_message(self):
	btp = create_batch_tp(
	traces='simple:path={}'.format(example_android_trace_path()))
	with self.assertRaisesRegex(
	TraceProcessorException, expected_regex='.source.generator.*'):
	_ = btp.query('select * from sl')