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| 1 #!/usr/bin/env python | |
| 2 # Copyright 2013 The Chromium Authors. All rights reserved. | |
| 3 # Use of this source code is governed by a BSD-style license that can be | |
| 4 # found in the LICENSE file. | |
| 5 | |
| 6 import hashlib | |
| 7 import json | |
| 8 import logging | |
| 9 import os | |
| 10 import re | |
| 11 import shutil | |
| 12 import subprocess | |
| 13 import sys | |
| 14 import tempfile | |
| 15 import unittest | |
| 16 | |
| 17 GOOGLETEST_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__))) | |
| 18 ROOT_DIR = os.path.dirname(GOOGLETEST_DIR) | |
| 19 | |
| 20 sys.path.insert(0, GOOGLETEST_DIR) | |
| 21 sys.path.insert(0, ROOT_DIR) | |
| 22 | |
| 23 import isolate | |
| 24 import trace_test_cases | |
| 25 from utils import file_path | |
| 26 | |
| 27 | |
| 28 class IsolateTestCases(unittest.TestCase): | |
| 29 def setUp(self): | |
| 30 self.tempdir = None | |
| 31 | |
| 32 self.initial_cwd = ROOT_DIR | |
| 33 if sys.platform == 'win32': | |
| 34 # Windows has no kernel mode concept of current working directory. | |
| 35 self.initial_cwd = None | |
| 36 | |
| 37 # There's 2 kinds of references to python, self.executable, | |
| 38 # self.real_executable. It depends how python was started and on which OS. | |
| 39 self.executable = unicode(sys.executable) | |
| 40 if sys.platform == 'darwin': | |
| 41 # /usr/bin/python is a thunk executable that decides which version of | |
| 42 # python gets executed. | |
| 43 suffix = '.'.join(map(str, sys.version_info[0:2])) | |
| 44 if os.access(self.executable + suffix, os.X_OK): | |
| 45 # So it'll look like /usr/bin/python2.7 | |
| 46 self.executable += suffix | |
| 47 | |
| 48 self.real_executable = file_path.get_native_path_case( | |
| 49 self.executable) | |
| 50 # Make sure there's no environment variable that could cause side effects. | |
| 51 os.environ.pop('GTEST_SHARD_INDEX', '') | |
| 52 os.environ.pop('GTEST_TOTAL_SHARDS', '') | |
| 53 | |
| 54 def tearDown(self): | |
| 55 if self.tempdir: | |
| 56 if VERBOSE: | |
| 57 # If -v is used, this means the user wants to do further analisys on | |
| 58 # the data. | |
| 59 print('Leaking %s' % self.tempdir) | |
| 60 else: | |
| 61 shutil.rmtree(self.tempdir) | |
| 62 | |
| 63 def _copy(self, root, *relpath): | |
| 64 relpath = os.path.join(*relpath) | |
| 65 shutil.copy( | |
| 66 os.path.join(root, relpath), | |
| 67 os.path.join(self.tempdir, relpath)) | |
| 68 | |
| 69 def test_simple(self): | |
| 70 # Create a directory and re-use tests/gtest_fake/gtest_fake_pass.isolate. | |
| 71 # Warning: we need to copy the files around, since the original .isolate | |
| 72 # file is modified. | |
| 73 gtest_fake_base_py = os.path.join( | |
| 74 'tests', 'gtest_fake', 'gtest_fake_base.py') | |
| 75 gtest_fake_pass_py = os.path.join( | |
| 76 'tests', 'gtest_fake', 'gtest_fake_pass.py') | |
| 77 gtest_fake_pass_isolate = os.path.join( | |
| 78 'tests', 'isolate_test_cases', 'gtest_fake_pass.isolate') | |
| 79 | |
| 80 self.tempdir = tempfile.mkdtemp(prefix='isolate_test_cases_test') | |
| 81 os.mkdir(os.path.join(self.tempdir, 'isolated')) | |
| 82 os.mkdir(os.path.join(self.tempdir, 'tests')) | |
| 83 os.mkdir(os.path.join(self.tempdir, 'tests', 'gtest_fake')) | |
| 84 os.mkdir(os.path.join(self.tempdir, 'tests', 'isolate_test_cases')) | |
| 85 self._copy(ROOT_DIR, 'isolate.py') | |
| 86 self._copy(GOOGLETEST_DIR, gtest_fake_base_py) | |
| 87 self._copy(GOOGLETEST_DIR, gtest_fake_pass_isolate) | |
| 88 self._copy(GOOGLETEST_DIR, gtest_fake_pass_py) | |
| 89 | |
| 90 basename = os.path.join(self.tempdir, 'isolated', 'gtest_fake_pass') | |
| 91 isolated = basename + '.isolated' | |
| 92 | |
| 93 # Create a proper .isolated file. | |
| 94 cmd = [ | |
| 95 sys.executable, 'isolate.py', | |
| 96 'check', | |
| 97 '--variable', 'FLAG', 'run', | |
| 98 '--isolate', os.path.join(self.tempdir, gtest_fake_pass_isolate), | |
| 99 '--isolated', isolated, | |
| 100 ] | |
| 101 if VERBOSE: | |
| 102 cmd.extend(['-v'] * 3) | |
| 103 subprocess.check_call(cmd, cwd=ROOT_DIR) | |
| 104 | |
| 105 # Assert the content of the .isolated file. | |
| 106 with open(isolated) as f: | |
| 107 actual_isolated = json.load(f) | |
| 108 root_dir_gtest_fake_pass_py = os.path.join( | |
| 109 GOOGLETEST_DIR, gtest_fake_pass_py) | |
| 110 rel_gtest_fake_pass_py = os.path.join(u'gtest_fake', 'gtest_fake_pass.py') | |
| 111 expected_isolated = { | |
| 112 u'algo': u'sha-1', | |
| 113 u'command': [u'../gtest_fake/gtest_fake_pass.py'], | |
| 114 u'files': { | |
| 115 rel_gtest_fake_pass_py: { | |
| 116 u'm': 488, | |
| 117 u'h': unicode(hashlib.sha1( | |
| 118 open(root_dir_gtest_fake_pass_py, 'rb').read()).hexdigest()), | |
| 119 u's': os.stat(root_dir_gtest_fake_pass_py).st_size, | |
| 120 }, | |
| 121 }, | |
| 122 u'os': unicode(isolate.get_flavor()), | |
| 123 u'relative_cwd': u'isolate_test_cases', | |
| 124 u'version': u'1.0', | |
| 125 } | |
| 126 if sys.platform == 'win32': | |
| 127 expected_isolated['files'][rel_gtest_fake_pass_py].pop('m') | |
| 128 self.assertEqual(expected_isolated, actual_isolated) | |
| 129 | |
| 130 cmd = [ | |
| 131 sys.executable, | |
| 132 os.path.join(GOOGLETEST_DIR, 'isolate_test_cases.py'), | |
| 133 # Forces 4 parallel jobs. | |
| 134 '--jobs', '4', | |
| 135 '--isolated', isolated, | |
| 136 ] | |
| 137 if VERBOSE: | |
| 138 cmd.extend(['-v'] * 3) | |
| 139 logging.debug(' '.join(cmd)) | |
| 140 proc = subprocess.Popen( | |
| 141 cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE) | |
| 142 out, err = proc.communicate() or ('', '') # pylint is confused. | |
| 143 logging.info(err) | |
| 144 self.assertEqual(0, proc.returncode, (out, err)) | |
| 145 lines = out.splitlines() | |
| 146 expected_out_re = [ | |
| 147 r'\[0/3\] \d\.\d\ds ', | |
| 148 r'\[1/3\] \d+\.\d\ds .+', | |
| 149 r'\[2/3\] \d+\.\d\ds .+', | |
| 150 r'\[3/3\] \d+\.\d\ds .+', | |
| 151 ] | |
| 152 self.assertEqual(len(expected_out_re), len(lines), (out, err)) | |
| 153 for index in range(len(expected_out_re)): | |
| 154 self.assertTrue( | |
| 155 re.match('^%s$' % expected_out_re[index], lines[index]), | |
| 156 '%d\n%r\n%r\n%r' % ( | |
| 157 index, expected_out_re[index], lines[index], out)) | |
| 158 # Junk is printed on win32. | |
| 159 if sys.platform != 'win32' and not VERBOSE: | |
| 160 self.assertEqual('', err) | |
| 161 | |
| 162 test_cases = ( | |
| 163 'Foo.Bar1', | |
| 164 'Foo.Bar2', | |
| 165 'Foo.Bar/3', | |
| 166 ) | |
| 167 expected = { | |
| 168 'conditions': [ | |
| 169 ['OS=="%s"' % isolate.get_flavor(), { | |
| 170 'variables': { | |
| 171 'isolate_dependency_untracked': [ | |
| 172 '../gtest_fake/', | |
| 173 ], | |
| 174 }, | |
| 175 }], | |
| 176 ], | |
| 177 } | |
| 178 for test_case in test_cases: | |
| 179 tracename = trace_test_cases.sanitize_test_case_name(test_case) | |
| 180 with open(basename + '.' + tracename + '.isolate', 'r') as f: | |
| 181 result = eval(f.read(), {'__builtins__': None}, None) | |
| 182 self.assertEqual(expected, result) | |
| 183 | |
| 184 # Now verify the .isolate file was updated! (That's the magical part where | |
| 185 # you say wow!) | |
| 186 with open(os.path.join(self.tempdir, gtest_fake_pass_isolate)) as f: | |
| 187 actual = eval(f.read(), {'__builtins__': None}, None) | |
| 188 all_oses = set(['linux', 'mac', 'win']) | |
| 189 host_os = isolate.get_flavor() | |
| 190 other_oses = all_oses - set([host_os]) | |
| 191 expected = { | |
| 192 'conditions': sorted([ | |
| 193 ['OS=="%s"' % isolate.get_flavor(), { | |
| 194 'variables': { | |
| 195 'isolate_dependency_untracked': [ | |
| 196 '../gtest_fake/', | |
| 197 ], | |
| 198 }, | |
| 199 }], | |
| 200 [' or '.join('OS=="%s"' % os for os in sorted(other_oses)), { | |
| 201 'variables': { | |
| 202 'isolate_dependency_tracked': [ | |
| 203 '../gtest_fake/gtest_fake_pass.py', | |
| 204 ], | |
| 205 }, | |
| 206 }], | |
| 207 [' or '.join('OS=="%s"' % os for os in sorted(all_oses)), { | |
| 208 'variables': { | |
| 209 'command': ['../gtest_fake/gtest_fake_pass.py'], | |
| 210 }, | |
| 211 }], | |
| 212 ]), | |
| 213 } | |
| 214 self.assertEqual(expected, actual) | |
| 215 | |
| 216 | |
| 217 if __name__ == '__main__': | |
| 218 VERBOSE = '-v' in sys.argv | |
| 219 logging.basicConfig(level=logging.DEBUG if VERBOSE else logging.ERROR) | |
| 220 unittest.main() | |
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