diff options
Diffstat (limited to 'user_activity_benchmarks/process_hot_functions_unittest.py')
| -rwxr-xr-x | user_activity_benchmarks/process_hot_functions_unittest.py | 223 |
1 files changed, 223 insertions, 0 deletions
diff --git a/user_activity_benchmarks/process_hot_functions_unittest.py b/user_activity_benchmarks/process_hot_functions_unittest.py new file mode 100755 index 00000000..0ad248b1 --- /dev/null +++ b/user_activity_benchmarks/process_hot_functions_unittest.py @@ -0,0 +1,223 @@ +#!/usr/bin/python2 + +# Copyright 2016 The Chromium OS Authors. All rights reserved. +# Use of this source code is governed by a BSD-style license that can be +# found in the LICENSE file. +"""Unit tests for the process_hot_functions module.""" + +from process_hot_functions import HotFunctionsProcessor, ParseArguments + +import mock +import os +import shutil +import tempfile +import unittest + + +class ParseArgumentsTest(unittest.TestCase): + """Test class for command line argument parsing.""" + + def __init__(self, *args, **kwargs): + super(ParseArgumentsTest, self).__init__(*args, **kwargs) + + def testParseArguments(self): + arguments = \ + ['-p', 'dummy_pprof', '-c', 'dummy_common', '-e', 'dummy_extra', '-w', + 'dummy_cwp'] + options = ParseArguments(arguments) + + self.assertEqual(options.pprof_path, 'dummy_pprof') + self.assertEqual(options.cwp_hot_functions_file, 'dummy_cwp') + self.assertEqual(options.common_functions_path, 'dummy_common') + self.assertEqual(options.extra_cwp_functions_file, 'dummy_extra') + + @mock.patch('sys.exit') + def testDeathParseArguments(self, sys_exit_method): + self.assertFalse(sys_exit_method.called) + ParseArguments([]) + self.assertTrue(sys_exit_method.called) + self.assertNotEqual(sys_exit_method.return_value, 0) + + +class HotFunctionsProcessorTest(unittest.TestCase): + """Test class for HotFunctionsProcessor class.""" + + def __init__(self, *args, **kwargs): + super(HotFunctionsProcessorTest, self).__init__(*args, **kwargs) + self._pprof_path = 'testdata/input/pprof' + self._cwp_functions_file = 'testdata/input/cwp_functions_file.csv' + self._cwp_functions_file_parsing = \ + 'testdata/input/parse_cwp_statistics.csv' + self._common_functions_path = '' + self._expected_common_functions_path = 'testdata/expected/pprof_common' + self._extra_cwp_functions_file = '' + self._cwp_function_groups_file = 'testdata/input/cwp_function_groups' + self._cwp_function_groups_statistics_file = 'dummy' + self._cwp_function_groups_file_prefix = 'dummy' + + def _CreateHotFunctionsProcessor(self, + extra_cwp_functions_file, + cwp_function_groups_file=None, + cwp_function_groups_statistics_file=None, + cwp_function_groups_file_prefix=None): + return HotFunctionsProcessor(self._pprof_path, self._cwp_functions_file, + self._common_functions_path, + extra_cwp_functions_file, + cwp_function_groups_file, + cwp_function_groups_statistics_file, + cwp_function_groups_file_prefix) + + def checkFileContents(self, file_name, expected_content_lines): + with open(file_name, 'r') as input_file: + result_content_lines = input_file.readlines() + self.assertListEqual(expected_content_lines, result_content_lines) + + @mock.patch.object(HotFunctionsProcessor, 'ExtractCommonFunctions') + @mock.patch.object(HotFunctionsProcessor, 'ExtractExtraFunctions') + @mock.patch.object(HotFunctionsProcessor, 'GroupExtraFunctions') + def testProcessHotFunctionsNoGroupping(self, group_functions_method, + extra_functions_method, + common_functions_method): + hot_functions_processor = self._CreateHotFunctionsProcessor( + self._extra_cwp_functions_file) + + hot_functions_processor.ProcessHotFunctions() + + self.assertTrue(common_functions_method.called) + self.assertTrue(extra_functions_method.called) + self.assertEqual(common_functions_method.call_count, 1) + self.assertEqual(extra_functions_method.call_count, 1) + self.assertFalse(group_functions_method.called) + + @mock.patch.object(HotFunctionsProcessor, 'ExtractCommonFunctions') + @mock.patch.object(HotFunctionsProcessor, 'ExtractExtraFunctions') + @mock.patch.object(HotFunctionsProcessor, 'GroupExtraFunctions') + def testProcessHotFunctionsGroupping(self, group_functions_method, + extra_functions_method, + common_functions_method): + hot_functions_processor = self._CreateHotFunctionsProcessor( + self._extra_cwp_functions_file, self._cwp_function_groups_file, + self._cwp_function_groups_statistics_file, + self._cwp_function_groups_file_prefix) + + hot_functions_processor.ProcessHotFunctions() + + self.assertTrue(common_functions_method.called) + self.assertTrue(extra_functions_method.called) + self.assertEqual(common_functions_method.call_count, 1) + self.assertEqual(extra_functions_method.call_count, 1) + self.assertTrue(group_functions_method.called) + self.assertEqual(group_functions_method.call_count, 1) + + def testParseCWPStatistics(self): + cwp_statistics = {'dummy_method1,dummy_file1': ('dummy_object1,1', 0), + 'dummy_method2,dummy_file2': ('dummy_object2,2', 0), + 'dummy_method3,dummy_file3': ('dummy_object3,3', 0), + 'dummy_method4,dummy_file4': ('dummy_object4,4', 0)} + hot_functions_processor = self._CreateHotFunctionsProcessor( + self._extra_cwp_functions_file) + result = hot_functions_processor.ParseCWPStatistics( + self._cwp_functions_file_parsing) + + self.assertDictEqual(result, cwp_statistics) + + def testExtractCommonFunctions(self): + hot_functions_processor = self._CreateHotFunctionsProcessor( + self._extra_cwp_functions_file) + common_functions_path = tempfile.mkdtemp() + hot_functions_processor.ExtractCommonFunctions(self._pprof_path, + common_functions_path, + self._cwp_functions_file) + expected_files = \ + [os.path.join(self._expected_common_functions_path, expected_file) + for expected_file in os.listdir(self._expected_common_functions_path)] + result_files = \ + [os.path.join(common_functions_path, result_file) + for result_file in os.listdir(common_functions_path)] + + expected_files.sort() + result_files.sort() + + for expected_file_name, result_file_name in \ + zip(expected_files, result_files): + with open(expected_file_name) as expected_file: + expected_output_lines = expected_file.readlines() + self.checkFileContents(result_file_name, expected_output_lines) + shutil.rmtree(common_functions_path) + + def testExtractExtraFunctions(self): + cwp_statistics = {'dummy_method1,dummy_file1': ('dummy_object1,1', 0), + 'dummy_method2,dummy_file2': ('dummy_object2,2', 1), + 'dummy_method3,dummy_file3': ('dummy_object3,3', 1), + 'dummy_method4,dummy_file4': ('dummy_object4,4', 0)} + expected_output_lines = ['function,file,dso,inclusive_count\n', + 'dummy_method4,dummy_file4,dummy_object4,4\n', + 'dummy_method1,dummy_file1,dummy_object1,1'] + temp_file, temp_filename = tempfile.mkstemp() + os.close(temp_file) + hot_functions_processor = self._CreateHotFunctionsProcessor(temp_filename) + + hot_functions_processor.ExtractExtraFunctions(cwp_statistics, temp_filename) + self.checkFileContents(temp_filename, expected_output_lines) + os.remove(temp_filename) + + def testParseFunctionGroups(self): + cwp_function_groups_lines = ['group1 /a\n', 'group2 /b\n', 'group3 /c\n', + 'group4 /d\n'] + expected_output = [('group1', '/a', 0, []), ('group2', '/b', 0, []), + ('group3', '/c', 0, []), ('group4', '/d', 0, [])] + result = HotFunctionsProcessor.ParseFunctionGroups( + cwp_function_groups_lines) + self.assertListEqual(expected_output, result) + + def testGroupExtraFunctions(self): + cwp_statistics = {'dummy_method1,/a/b': ('dummy_object1,1', 1), + 'dummy_method2,/c/d': ('dummy_object2,2', 0), + 'dummy_method3,/a/b': ('dummy_object3,3', 0), + 'dummy_method4,/c/d': ('dummy_object4,4', 1), + 'dummy_method5,/a/b': ('dummy_object5,5', 0), + 'dummy_method6,/e': ('dummy_object6,6', 0), + 'dummy_method7,/c/d': ('dummy_object7,7', 0), + 'dummy_method8,/e': ('dummy_object8,8', 0)} + cwp_groups_statistics_file, \ + cwp_groups_statistics_filename = tempfile.mkstemp() + + os.close(cwp_groups_statistics_file) + + cwp_groups_file_path = tempfile.mkdtemp() + cwp_groups_file_prefix = os.path.join(cwp_groups_file_path, 'dummy') + hot_functions_processor = self._CreateHotFunctionsProcessor( + self._extra_cwp_functions_file) + + hot_functions_processor.GroupExtraFunctions(cwp_statistics, + cwp_groups_file_prefix, + self._cwp_function_groups_file, + cwp_groups_statistics_filename) + + expected_group_ab_lines = ['function,file,dso,inclusive_count\n', + 'dummy_method5,/a/b,dummy_object5,5\n', + 'dummy_method3,/a/b,dummy_object3,3'] + expected_group_cd_lines = ['function,file,dso,inclusive_count\n', + 'dummy_method7,/c/d,dummy_object7,7\n', + 'dummy_method2,/c/d,dummy_object2,2'] + expected_group_e_lines = ['function,file,dso,inclusive_count\n', + 'dummy_method8,/e,dummy_object8,8\n', + 'dummy_method6,/e,dummy_object6,6'] + expected_group_statistics_lines = ['group,shared_path,inclusive_count\n', + 'e,/e,14\n', 'cd,/c/d,9\n', 'ab,/a/b,8'] + + self.checkFileContents('%sab' % (cwp_groups_file_prefix,), + expected_group_ab_lines) + self.checkFileContents('%scd' % (cwp_groups_file_prefix,), + expected_group_cd_lines) + self.checkFileContents('%se' % (cwp_groups_file_prefix,), + expected_group_e_lines) + self.checkFileContents(cwp_groups_statistics_filename, + expected_group_statistics_lines) + + shutil.rmtree(cwp_groups_file_path) + os.remove(cwp_groups_statistics_filename) + + +if __name__ == '__main__': + unittest.main() |