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| 1 # Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
| 2 # Use of this source code is governed by a BSD-style license that can be | |
| 3 # found in the LICENSE file. | |
| 4 import fnmatch | |
| 5 import logging | |
| 6 import os | |
| 7 import traceback | |
| 8 import unittest | |
| 9 | |
| 10 from telemetry import gtest_testrunner | |
| 11 from telemetry import browser_options | |
| 12 from telemetry import options_for_unittests | |
| 13 | |
| 14 | |
| 15 def RequiresBrowserOfType(*types): | |
| 16 def wrap(func): | |
| 17 func._requires_browser_types = types | |
| 18 return func | |
| 19 return wrap | |
| 20 | |
| 21 | |
| 22 def Discover(start_dir, pattern = 'test*.py', top_level_dir = None): | |
| 23 modules = [] | |
| 24 for dirpath, _, filenames in os.walk(start_dir): | |
| 25 for filename in filenames: | |
| 26 if not filename.endswith('.py'): | |
| 27 continue | |
| 28 | |
| 29 if not fnmatch.fnmatch(filename, pattern): | |
| 30 continue | |
| 31 | |
| 32 if filename.startswith('.') or filename.startswith('_'): | |
| 33 continue | |
| 34 name, _ = os.path.splitext(filename) | |
| 35 | |
| 36 relpath = os.path.relpath(dirpath, top_level_dir) | |
| 37 fqn = relpath.replace('/', '.') + '.' + name | |
| 38 | |
| 39 # load the module | |
| 40 try: | |
| 41 module = __import__(fqn, fromlist=[True]) | |
| 42 except Exception: | |
| 43 print 'While importing [%s]\n' % fqn | |
| 44 traceback.print_exc() | |
| 45 continue | |
| 46 modules.append(module) | |
| 47 | |
| 48 loader = unittest.defaultTestLoader | |
| 49 loader.suiteClass = gtest_testrunner.GTestTestSuite | |
| 50 subsuites = [] | |
| 51 for module in modules: | |
| 52 if hasattr(module, 'suite'): | |
| 53 new_suite = module.suite() | |
| 54 else: | |
| 55 new_suite = loader.loadTestsFromModule(module) | |
| 56 if new_suite.countTestCases(): | |
| 57 subsuites.append(new_suite) | |
| 58 return gtest_testrunner.GTestTestSuite(subsuites) | |
| 59 | |
| 60 | |
| 61 def FilterSuite(suite, predicate): | |
| 62 new_suite = suite.__class__() | |
| 63 for x in suite: | |
| 64 if isinstance(x, unittest.TestSuite): | |
| 65 subsuite = FilterSuite(x, predicate) | |
| 66 if subsuite.countTestCases() == 0: | |
| 67 continue | |
| 68 | |
| 69 new_suite.addTest(subsuite) | |
| 70 continue | |
| 71 | |
| 72 assert isinstance(x, unittest.TestCase) | |
| 73 if predicate(x): | |
| 74 new_suite.addTest(x) | |
| 75 | |
| 76 return new_suite | |
| 77 | |
| 78 | |
| 79 def DiscoverAndRunTests(dir_name, args, top_level_dir, runner=None): | |
| 80 if not runner: | |
| 81 runner = gtest_testrunner.GTestTestRunner(inner=True) | |
| 82 | |
| 83 suite = Discover(dir_name, '*_unittest.py', top_level_dir) | |
| 84 | |
| 85 def IsTestSelected(test): | |
| 86 if len(args) != 0: | |
| 87 found = False | |
| 88 for name in args: | |
| 89 if name in test.id(): | |
| 90 found = True | |
| 91 if not found: | |
| 92 return False | |
| 93 | |
| 94 if hasattr(test, '_testMethodName'): | |
| 95 method = getattr(test, test._testMethodName) # pylint: disable=W0212 | |
| 96 if hasattr(method, '_requires_browser_types'): | |
| 97 types = method._requires_browser_types # pylint: disable=W0212 | |
| 98 if options_for_unittests.GetBrowserType() not in types: | |
| 99 logging.debug('Skipping test %s because it requires %s' % | |
| 100 (test.id(), types)) | |
| 101 return False | |
| 102 | |
| 103 return True | |
| 104 | |
| 105 filtered_suite = FilterSuite(suite, IsTestSelected) | |
| 106 test_result = runner.run(filtered_suite) | |
| 107 return test_result | |
| 108 | |
| 109 | |
| 110 def Main(args, start_dir, top_level_dir, runner=None): | |
| 111 """Unit test suite that collects all test cases for telemetry.""" | |
| 112 default_options = browser_options.BrowserOptions() | |
| 113 default_options.browser_type = 'any' | |
| 114 | |
| 115 parser = default_options.CreateParser('run_tests [options] [test names]') | |
| 116 parser.add_option('--repeat-count', dest='run_test_repeat_count', | |
| 117 type='int', default=1, | |
| 118 help='Repeats each a provided number of times.') | |
| 119 | |
| 120 _, args = parser.parse_args(args) | |
| 121 | |
| 122 if default_options.verbosity == 0: | |
| 123 logging.getLogger().setLevel(logging.ERROR) | |
| 124 | |
| 125 from telemetry import browser_finder | |
| 126 browser_to_create = browser_finder.FindBrowser(default_options) | |
| 127 if browser_to_create == None: | |
| 128 logging.error('No browser found of type %s. Cannot run tests.', | |
| 129 default_options.browser_type) | |
| 130 logging.error('Re-run with --browser=list to see available browser types.') | |
| 131 return 1 | |
| 132 | |
| 133 options_for_unittests.Set(default_options, | |
| 134 browser_to_create.browser_type) | |
| 135 olddir = os.getcwd() | |
| 136 try: | |
| 137 os.chdir(top_level_dir) | |
| 138 success = True | |
| 139 for _ in range( | |
| 140 default_options.run_test_repeat_count): # pylint: disable=E1101 | |
| 141 success = success and DiscoverAndRunTests(start_dir, args, top_level_dir, | |
| 142 runner) | |
| 143 if success: | |
| 144 return 0 | |
| 145 finally: | |
| 146 os.chdir(olddir) | |
| 147 options_for_unittests.Set(None, None) | |
| 148 | |
| 149 return 1 | |
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Chromium Code Reviews
Issue 12278015:
[Telemetry] Reorganize everything. (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src