Python support.DirsOnSysPath方法代码示例

# 需要导入模块: from test import support [as 别名]
# 或者: from test.support import DirsOnSysPath [as 别名]
def test_no_import_lock_contention(self):
        with support.temp_cwd():
            module_name = 'imported_by_an_imported_module'
            with open(module_name + '.py', 'w') as f:
                f.write("""if 1:
                    import multiprocessing

                    q = multiprocessing.Queue()
                    q.put('knock knock')
                    q.get(timeout=3)
                    q.close()
                """)

            with support.DirsOnSysPath(os.getcwd()):
                try:
                    __import__(module_name)
                except Queue.Empty:
                    self.fail("Probable regression on import lock contention;"
                              " see Issue #22853") 

# 需要导入模块: from test import support [as 别名]
# 或者: from test.support import DirsOnSysPath [as 别名]
def temp_module(name, content='', *, pkg=False):
    conflicts = [n for n in sys.modules if n.partition('.')[0] == name]
    with support.temp_cwd(None) as cwd:
        with uncache(name, *conflicts):
            with support.DirsOnSysPath(cwd):
                invalidate_caches()

                location = os.path.join(cwd, name)
                if pkg:
                    modpath = os.path.join(location, '__init__.py')
                    os.mkdir(name)
                else:
                    modpath = location + '.py'
                    if content is None:
                        # Make sure the module file gets created.
                        content = ''
                if content is not None:
                    # not a namespace package
                    with open(modpath, 'w') as modfile:
                        modfile.write(content)
                yield location 

# 需要导入模块: from test import support [as 别名]
# 或者: from test.support import DirsOnSysPath [as 别名]
def test_discovery_failed_discovery(self):
        loader = unittest.TestLoader()
        package = types.ModuleType('package')

        def _import(packagename, *args, **kwargs):
            sys.modules[packagename] = package
            return package

        with unittest.mock.patch('builtins.__import__', _import):
            # Since loader.discover() can modify sys.path, restore it when done.
            with support.DirsOnSysPath():
                # Make sure to remove 'package' from sys.modules when done.
                with test.test_importlib.util.uncache('package'):
                    with self.assertRaises(TypeError) as cm:
                        loader.discover('package')
                    self.assertEqual(str(cm.exception),
                                     'don\'t know how to discover from {!r}'
                                     .format(package)) 

# 需要导入模块: from test import support [as 别名]
# 或者: from test.support import DirsOnSysPath [as 别名]
def test_DirsOnSysPath(self):
        with support.DirsOnSysPath('foo', 'bar'):
            self.assertIn("foo", sys.path)
            self.assertIn("bar", sys.path)
        self.assertNotIn("foo", sys.path)
        self.assertNotIn("bar", sys.path) 

# 需要导入模块: from test import support [as 别名]
# 或者: from test.support import DirsOnSysPath [as 别名]
def import_tool(toolname):
    with support.DirsOnSysPath(scriptsdir):
        return importlib.import_module(toolname) 

# 需要导入模块: from test import support [as 别名]
# 或者: from test.support import DirsOnSysPath [as 别名]
def setUp(self):
        self.tempdir = TESTFN + '_dir'
        os.mkdir(self.tempdir)
        with open(os.path.join(self.tempdir,
                               'inspect_fodder3%spy' % os.extsep), 'w') as f:
            f.write("class X:\n    pass # No EOL")
        with DirsOnSysPath(self.tempdir):
            import inspect_fodder3 as mod3
        self.fodderModule = mod3
        super().setUp() 

# 需要导入模块: from test import support [as 别名]
# 或者: from test.support import DirsOnSysPath [as 别名]
def test_discovery_from_dotted_namespace_packages(self):
        loader = unittest.TestLoader()

        package = types.ModuleType('package')
        package.__path__ = ['/a', '/b']
        package.__spec__ = types.SimpleNamespace(
           loader=None,
           submodule_search_locations=['/a', '/b']
        )

        def _import(packagename, *args, **kwargs):
            sys.modules[packagename] = package
            return package

        _find_tests_args = []
        def _find_tests(start_dir, pattern, namespace=None):
            _find_tests_args.append((start_dir, pattern))
            return ['%s/tests' % start_dir]

        loader._find_tests = _find_tests
        loader.suiteClass = list

        with unittest.mock.patch('builtins.__import__', _import):
            # Since loader.discover() can modify sys.path, restore it when done.
            with support.DirsOnSysPath():
                # Make sure to remove 'package' from sys.modules when done.
                with test.test_importlib.util.uncache('package'):
                    suite = loader.discover('package')

        self.assertEqual(suite, ['/a/tests', '/b/tests']) 

# 需要导入模块: from test import support [as 别名]
# 或者: from test.support import DirsOnSysPath [as 别名]
def __init__(self, *args, **kwargs):
        self.tempdir = TESTFN + '_dir'
        os.mkdir(self.tempdir)
        with open(os.path.join(self.tempdir,
                               'inspect_fodder3%spy' % os.extsep), 'w') as f:
            f.write("class X:\n    pass # No EOL")
        with DirsOnSysPath(self.tempdir):
            import inspect_fodder3 as mod3
        self.fodderModule = mod3
        GetSourceBase.__init__(self, *args, **kwargs) 

# 需要导入模块: from test import support [as 别名]
# 或者: from test.support import DirsOnSysPath [as 别名]
def test_reload_location_changed(self):
        name = 'spam'
        with support.temp_cwd(None) as cwd:
            with test_util.uncache('spam'):
                with support.DirsOnSysPath(cwd):
                    # Start as a plain module.
                    self.init.invalidate_caches()
                    path = os.path.join(cwd, name + '.py')
                    cached = self.util.cache_from_source(path)
                    expected = {'__name__': name,
                                '__package__': '',
                                '__file__': path,
                                '__cached__': cached,
                                '__doc__': None,
                                }
                    support.create_empty_file(path)
                    module = self.init.import_module(name)
                    ns = vars(module).copy()
                    loader = ns.pop('__loader__')
                    spec = ns.pop('__spec__')
                    ns.pop('__builtins__', None)  # An implementation detail.
                    self.assertEqual(spec.name, name)
                    self.assertEqual(spec.loader, loader)
                    self.assertEqual(loader.path, path)
                    self.assertEqual(ns, expected)

                    # Change to a package.
                    self.init.invalidate_caches()
                    init_path = os.path.join(cwd, name, '__init__.py')
                    cached = self.util.cache_from_source(init_path)
                    expected = {'__name__': name,
                                '__package__': name,
                                '__file__': init_path,
                                '__cached__': cached,
                                '__path__': [os.path.dirname(init_path)],
                                '__doc__': None,
                                }
                    os.mkdir(name)
                    os.rename(path, init_path)
                    reloaded = self.init.reload(module)
                    ns = vars(reloaded).copy()
                    loader = ns.pop('__loader__')
                    spec = ns.pop('__spec__')
                    ns.pop('__builtins__', None)  # An implementation detail.
                    self.assertEqual(spec.name, name)
                    self.assertEqual(spec.loader, loader)
                    self.assertIs(reloaded, module)
                    self.assertEqual(loader.path, init_path)
                    self.maxDiff = None
                    self.assertEqual(ns, expected) 

# 需要导入模块: from test import support [as 别名]
# 或者: from test.support import DirsOnSysPath [as 别名]
def test_reload_location_changed(self):
        name = 'spam'
        with support.temp_cwd(None) as cwd:
            with util.uncache('spam'):
                with support.DirsOnSysPath(cwd):
                    # Start as a plain module.
                    self.init.invalidate_caches()
                    path = os.path.join(cwd, name + '.py')
                    cached = self.util.cache_from_source(path)
                    expected = {'__name__': name,
                                '__package__': '',
                                '__file__': path,
                                '__cached__': cached,
                                '__doc__': None,
                                }
                    support.create_empty_file(path)
                    module = self.init.import_module(name)
                    ns = vars(module).copy()
                    loader = ns.pop('__loader__')
                    spec = ns.pop('__spec__')
                    ns.pop('__builtins__', None)  # An implementation detail.
                    self.assertEqual(spec.name, name)
                    self.assertEqual(spec.loader, loader)
                    self.assertEqual(loader.path, path)
                    self.assertEqual(ns, expected)

                    # Change to a package.
                    self.init.invalidate_caches()
                    init_path = os.path.join(cwd, name, '__init__.py')
                    cached = self.util.cache_from_source(init_path)
                    expected = {'__name__': name,
                                '__package__': name,
                                '__file__': init_path,
                                '__cached__': cached,
                                '__path__': [os.path.dirname(init_path)],
                                '__doc__': None,
                                }
                    os.mkdir(name)
                    os.rename(path, init_path)
                    reloaded = self.init.reload(module)
                    ns = vars(reloaded).copy()
                    loader = ns.pop('__loader__')
                    spec = ns.pop('__spec__')
                    ns.pop('__builtins__', None)  # An implementation detail.
                    self.assertEqual(spec.name, name)
                    self.assertEqual(spec.loader, loader)
                    self.assertIs(reloaded, module)
                    self.assertEqual(loader.path, init_path)
                    self.maxDiff = None
                    self.assertEqual(ns, expected)