1 #!/usr/bin/python2 2 3 # Copyright 2016 The Chromium OS Authors. All rights reserved. 4 # Use of this source code is governed by a BSD-style license that can be 5 # found in the LICENSE file. 6 """Unit tests for the utility module.""" 7 8 import collections 9 import csv 10 import unittest 11 12 import utils 13 14 15 class UtilsTest(unittest.TestCase): 16 """Test class for utility module.""" 17 18 def __init__(self, *args, **kwargs): 19 super(UtilsTest, self).__init__(*args, **kwargs) 20 self._pprof_top_csv_file = 'testdata/input/pprof_top_csv/file1.csv' 21 self._pprof_top_file = 'testdata/input/pprof_top/file1.pprof' 22 self._pprof_tree_csv_file = 'testdata/input/pprof_tree_csv/file1.csv' 23 self._pprof_tree_file = 'testdata/input/pprof_tree/file1.pprof' 24 self._pairwise_inclusive_count_test_file = \ 25 'testdata/input/pairwise_inclusive_count_test.csv' 26 self._pairwise_inclusive_count_reference_file = \ 27 'testdata/input/pairwise_inclusive_count_reference.csv' 28 self._inclusive_count_test_file = \ 29 'testdata/input/inclusive_count_test.csv' 30 self._inclusive_count_reference_file = \ 31 'testdata/input/inclusive_count_reference.csv' 32 33 def testParseFunctionGroups(self): 34 cwp_function_groups_lines = \ 35 ['group1 /a\n', 'group2 /b\n', 'group3 /c\n', 'group4 /d\n'] 36 expected_output = [('group1', '/a'), ('group2', '/b'), ('group3', '/c'), 37 ('group4', '/d')] 38 result = utils.ParseFunctionGroups(cwp_function_groups_lines) 39 40 self.assertListEqual(expected_output, result) 41 42 def testParsePProfTopOutput(self): 43 result_pprof_top_output = utils.ParsePprofTopOutput(self._pprof_top_file) 44 expected_pprof_top_output = {} 45 46 with open(self._pprof_top_csv_file) as input_file: 47 statistics_reader = csv.DictReader(input_file, delimiter=',') 48 49 for statistic in statistics_reader: 50 if statistic['file']: 51 function_key = ','.join([statistic['function'], statistic['file']]) 52 else: 53 function_key = statistic['function'] 54 expected_pprof_top_output[function_key] = \ 55 (statistic['flat'], statistic['flat_p'], statistic['sum_p'], 56 statistic['cum'], statistic['cum_p']) 57 58 self.assertDictEqual(result_pprof_top_output, expected_pprof_top_output) 59 60 def testParsePProfTreeOutput(self): 61 result_pprof_tree_output = utils.ParsePprofTreeOutput(self._pprof_tree_file) 62 expected_pprof_tree_output = collections.defaultdict(dict) 63 64 with open(self._pprof_tree_csv_file) as input_file: 65 statistics_reader = csv.DictReader(input_file, delimiter=',') 66 67 for statistic in statistics_reader: 68 parent_function_key = \ 69 ','.join([statistic['parent_function'], 70 statistic['parent_function_file']]) 71 child_function_key = \ 72 ','.join([statistic['child_function'], 73 statistic['child_function_file']]) 74 75 expected_pprof_tree_output[parent_function_key][child_function_key] = \ 76 float(statistic['inclusive_count_fraction']) 77 78 self.assertDictEqual(result_pprof_tree_output, expected_pprof_tree_output) 79 80 def testParseCWPInclusiveCountFile(self): 81 expected_inclusive_statistics_test = \ 82 {'func_i,/c/d/file_i': ('i', 5, 4.4, utils.EXTRA_FUNCTION), 83 'func_j,/e/file_j': ('j', 6, 5.5, utils.EXTRA_FUNCTION), 84 'func_f,/a/b/file_f': ('f', 4, 2.3, utils.EXTRA_FUNCTION), 85 'func_h,/c/d/file_h': ('h', 1, 3.3, utils.EXTRA_FUNCTION), 86 'func_k,/e/file_k': ('k', 7, 6.6, utils.EXTRA_FUNCTION), 87 'func_g,/a/b/file_g': ('g', 2, 2.2, utils.EXTRA_FUNCTION)} 88 expected_inclusive_statistics_reference = \ 89 {'func_i,/c/d/file_i': ('i', 5, 4.0, utils.EXTRA_FUNCTION), 90 'func_j,/e/file_j': ('j', 6, 5.0, utils.EXTRA_FUNCTION), 91 'func_f,/a/b/file_f': ('f', 1, 1.0, utils.EXTRA_FUNCTION), 92 'func_l,/e/file_l': ('l', 7, 6.0, utils.EXTRA_FUNCTION), 93 'func_h,/c/d/file_h': ('h', 4, 3.0, utils.EXTRA_FUNCTION), 94 'func_g,/a/b/file_g': ('g', 5, 4.4, utils.EXTRA_FUNCTION)} 95 result_inclusive_statistics_test = \ 96 utils.ParseCWPInclusiveCountFile(self._inclusive_count_test_file) 97 result_inclusive_statistics_reference = \ 98 utils.ParseCWPInclusiveCountFile(self._inclusive_count_reference_file) 99 100 self.assertDictEqual(result_inclusive_statistics_test, 101 expected_inclusive_statistics_test) 102 self.assertDictEqual(result_inclusive_statistics_reference, 103 expected_inclusive_statistics_reference) 104 105 def testParseCWPPairwiseInclusiveCountFile(self): 106 expected_pairwise_inclusive_statistics_test = { 107 'func_f': {'func_g,/a/b/file_g2': 0.01, 108 'func_h,/c/d/file_h': 0.02, 109 'func_i,/c/d/file_i': 0.03}, 110 'func_g': {'func_j,/e/file_j': 0.4, 111 'func_m,/e/file_m': 0.6} 112 } 113 expected_pairwise_inclusive_statistics_reference = { 114 'func_f': {'func_g,/a/b/file_g': 0.1, 115 'func_h,/c/d/file_h': 0.2, 116 'func_i,/c/d/file_i': 0.3}, 117 'func_g': {'func_j,/e/file_j': 0.4} 118 } 119 result_pairwise_inclusive_statistics_test = \ 120 utils.ParseCWPPairwiseInclusiveCountFile( 121 self._pairwise_inclusive_count_test_file) 122 result_pairwise_inclusive_statistics_reference = \ 123 utils.ParseCWPPairwiseInclusiveCountFile( 124 self._pairwise_inclusive_count_reference_file) 125 126 self.assertDictEqual(result_pairwise_inclusive_statistics_test, 127 expected_pairwise_inclusive_statistics_test) 128 self.assertDictEqual(result_pairwise_inclusive_statistics_reference, 129 expected_pairwise_inclusive_statistics_reference) 130 131 132 if __name__ == '__main__': 133 unittest.main() 134
