import inspect import os import sys import unittest import mitogen.master from mitogen.core import b import testlib class ConstructorTest(testlib.TestCase): klass = mitogen.master.ModuleFinder def test_simple(self): self.klass() class ReprTest(testlib.TestCase): klass = mitogen.master.ModuleFinder def test_simple(self): self.assertEqual('ModuleFinder()', repr(self.klass())) class IsStdlibNameTest(testlib.TestCase): func = staticmethod(mitogen.master.is_stdlib_name) def test_builtin(self): import sys self.assertTrue(self.func('sys')) def test_stdlib_1(self): import logging self.assertTrue(self.func('logging')) def test_stdlib_2(self): # virtualenv only symlinks some paths to its local site-packages # directory. Ensure both halves of the search path return the correct # result. import email self.assertTrue(self.func('email')) def test_mitogen_core(self): import mitogen.core self.assertFalse(self.func('mitogen.core')) def test_mitogen_fakessh(self): import mitogen.fakessh self.assertFalse(self.func('mitogen.fakessh')) class GetMainModuleDefectivePython3x(testlib.TestCase): klass = mitogen.master.DefectivePython3xMainMethod def call(self, fullname): return self.klass().find(fullname) def test_builtin(self): self.assertEqual(None, self.call('sys')) def test_not_main(self): self.assertEqual(None, self.call('mitogen')) def test_main(self): import __main__ path, source, is_pkg = self.call('__main__') self.assertTrue(path is not None) self.assertTrue(os.path.exists(path)) self.assertEqual(path, __main__.__file__) fp = open(path, 'rb') try: self.assertEqual(source, fp.read()) finally: fp.close() self.assertFalse(is_pkg) class PkgutilMethodTest(testlib.TestCase): klass = mitogen.master.PkgutilMethod def call(self, fullname): return self.klass().find(fullname) def test_empty_source_pkg(self): path, src, is_pkg = self.call('module_finder_testmod') self.assertEqual(path, os.path.join(testlib.MODS_DIR, 'module_finder_testmod/__init__.py')) self.assertEqual(mitogen.core.b(''), src) self.assertTrue(is_pkg) def test_empty_source_module(self): path, src, is_pkg = self.call('module_finder_testmod.empty_mod') self.assertEqual(path, os.path.join(testlib.MODS_DIR, 'module_finder_testmod/empty_mod.py')) self.assertEqual(mitogen.core.b(''), src) self.assertFalse(is_pkg) def test_regular_mod(self): from module_finder_testmod import regular_mod path, src, is_pkg = self.call('module_finder_testmod.regular_mod') self.assertEqual(path, os.path.join(testlib.MODS_DIR, 'module_finder_testmod/regular_mod.py')) self.assertEqual(mitogen.core.to_text(src), inspect.getsource(regular_mod)) self.assertFalse(is_pkg) class SysModulesMethodTest(testlib.TestCase): klass = mitogen.master.SysModulesMethod def call(self, fullname): return self.klass().find(fullname) def test_main(self): import __main__ path, src, is_pkg = self.call('__main__') self.assertEqual(path, __main__.__file__) # linecache adds a line ending to the final line if one is missing. with open(path, 'rb') as f: actual_src = f.read() if actual_src[-1:] != b('\n'): actual_src += b('\n') self.assertEqual(src, actual_src) self.assertFalse(is_pkg) def test_dylib_fails(self): # _socket comes from a .so import _socket tup = self.call('_socket') self.assertIsNone(tup) def test_builtin_fails(self): # sys is built-in tup = self.call('sys') self.assertIsNone(tup) class GetModuleViaParentEnumerationTest(testlib.TestCase): klass = mitogen.master.ParentEnumerationMethod def call(self, fullname): return self.klass().find(fullname) def test_main_fails(self): import __main__ self.assertIsNone(self.call('__main__')) def test_dylib_fails(self): # _socket comes from a .so import _socket tup = self.call('_socket') self.assertIsNone(tup) def test_builtin_fails(self): # sys is built-in tup = self.call('sys') self.assertIsNone(tup) def test_plumbum_colors_like_pkg_succeeds(self): # plumbum has been eating too many rainbow-colored pills import pkg_like_plumbum.colors path, src, is_pkg = self.call('pkg_like_plumbum.colors') modpath = os.path.join(testlib.MODS_DIR, 'pkg_like_plumbum/colors.py') self.assertEqual(path, modpath) with open(modpath, 'rb') as f: self.assertEqual(src, f.read()) self.assertFalse(is_pkg) def test_ansible_module_utils_distro_succeeds(self): # #590: a package that turns itself into a module. import pkg_like_ansible.module_utils.distro as d self.assertEqual(d.I_AM, "the module that replaced the package") self.assertEqual( sys.modules['pkg_like_ansible.module_utils.distro'].__name__, 'pkg_like_ansible.module_utils.distro._distro' ) # ensure we can resolve the subpackage. path, src, is_pkg = self.call('pkg_like_ansible.module_utils.distro') modpath = os.path.join(testlib.MODS_DIR, 'pkg_like_ansible/module_utils/distro/__init__.py') self.assertEqual(path, modpath) with open(modpath, 'rb') as f: self.assertEqual(src, f.read()) self.assertEqual(is_pkg, True) # ensure we can resolve a child of the subpackage. path, src, is_pkg = self.call( 'pkg_like_ansible.module_utils.distro._distro' ) modpath = os.path.join(testlib.MODS_DIR, 'pkg_like_ansible/module_utils/distro/_distro.py') self.assertEqual(path, modpath) with open(modpath, 'rb') as f: self.assertEqual(src, f.read()) self.assertEqual(is_pkg, False) def test_ansible_module_utils_system_distro_succeeds(self): # #590: a package that turns itself into a module. # #590: a package that turns itself into a module. import pkg_like_ansible.module_utils.sys_distro as d self.assertEqual(d.I_AM, "the system module that replaced the subpackage") self.assertEqual( sys.modules['pkg_like_ansible.module_utils.sys_distro'].__name__, 'system_distro' ) # ensure we can resolve the subpackage. path, src, is_pkg = self.call('pkg_like_ansible.module_utils.sys_distro') modpath = os.path.join(testlib.MODS_DIR, 'pkg_like_ansible/module_utils/sys_distro/__init__.py') self.assertEqual(path, modpath) with open(modpath, 'rb') as f: self.assertEqual(src, f.read()) self.assertEqual(is_pkg, True) # ensure we can resolve a child of the subpackage. path, src, is_pkg = self.call( 'pkg_like_ansible.module_utils.sys_distro._distro' ) modpath = os.path.join(testlib.MODS_DIR, 'pkg_like_ansible/module_utils/sys_distro/_distro.py') self.assertEqual(path, modpath) with open(modpath, 'rb') as f: self.assertEqual(src, f.read()) self.assertEqual(is_pkg, False) class ResolveRelPathTest(testlib.TestCase): klass = mitogen.master.ModuleFinder def call(self, fullname, level): return self.klass().resolve_relpath(fullname, level) def test_empty(self): self.assertEqual('', self.call('', 0)) self.assertEqual('', self.call('', 1)) self.assertEqual('', self.call('', 2)) def test_absolute(self): self.assertEqual('', self.call('email.utils', 0)) def test_rel1(self): self.assertEqual('email.', self.call('email.utils', 1)) def test_rel2(self): self.assertEqual('', self.call('email.utils', 2)) def test_rel_overflow(self): self.assertEqual('', self.call('email.utils', 3)) class FakeSshTest(testlib.TestCase): klass = mitogen.master.ModuleFinder def call(self, fullname): return self.klass().find_related_imports(fullname) def test_simple(self): import mitogen.fakessh related = self.call('mitogen.fakessh') self.assertEqual(related, [ 'mitogen', 'mitogen.core', 'mitogen.parent', ]) class FindRelatedTest(testlib.TestCase): klass = mitogen.master.ModuleFinder def call(self, fullname): return self.klass().find_related(fullname) SIMPLE_EXPECT = set([ u'mitogen', u'mitogen.core', u'mitogen.parent', ]) if sys.version_info < (2, 7): SIMPLE_EXPECT.add('mitogen.compat') SIMPLE_EXPECT.add('mitogen.compat.tokenize') if sys.version_info < (2, 6): SIMPLE_EXPECT.add('mitogen.compat') SIMPLE_EXPECT.add('mitogen.compat.pkgutil') def test_simple(self): import mitogen.fakessh related = self.call('mitogen.fakessh') self.assertEqual(set(related), self.SIMPLE_EXPECT) if sys.version_info > (2, 6): class DjangoMixin(object): WEBPROJECT_PATH = os.path.join(testlib.MODS_DIR, 'webproject') # TODO: rip out Django and replace with a static tree of weird imports # that don't depend on .. Django! The hack below is because the version # of Django we need to test against 2.6 doesn't actually run on 3.6. # But we don't care, we just need to be able to import it. # # File "django/utils/html_parser.py", line 12, in # AttributeError: module 'html.parser' has no attribute # 'HTMLParseError' # from django.utils.six.moves import html_parser as _html_parser _html_parser.HTMLParseError = Exception @classmethod def setUpClass(cls): super(DjangoMixin, cls).setUpClass() sys.path.append(cls.WEBPROJECT_PATH) os.environ['DJANGO_SETTINGS_MODULE'] = 'webproject.settings' @classmethod def tearDownClass(cls): sys.path.remove(cls.WEBPROJECT_PATH) del os.environ['DJANGO_SETTINGS_MODULE'] super(DjangoMixin, cls).tearDownClass() class FindRelatedImportsTest(DjangoMixin, testlib.TestCase): klass = mitogen.master.ModuleFinder def call(self, fullname): return self.klass().find_related_imports(fullname) def test_django_db(self): import django.db related = self.call('django.db') self.assertEqual(related, [ 'django', 'django.core', 'django.core.signals', 'django.db.utils', 'django.utils.functional', ]) def test_django_db_models(self): import django.db.models related = self.call('django.db.models') self.maxDiff=None self.assertEqual(related, [ u'django', u'django.core.exceptions', u'django.db', u'django.db.models', u'django.db.models.aggregates', u'django.db.models.base', u'django.db.models.deletion', u'django.db.models.expressions', u'django.db.models.fields', u'django.db.models.fields.files', u'django.db.models.fields.related', u'django.db.models.fields.subclassing', u'django.db.models.loading', u'django.db.models.manager', u'django.db.models.query', u'django.db.models.signals', ]) class DjangoFindRelatedTest(DjangoMixin, testlib.TestCase): klass = mitogen.master.ModuleFinder maxDiff = None def call(self, fullname): return self.klass().find_related(fullname) def test_django_db(self): import django.db related = self.call('django.db') self.assertEqual(related, [ u'django', u'django.conf', u'django.conf.global_settings', u'django.core', u'django.core.exceptions', u'django.core.signals', u'django.db.utils', u'django.dispatch', u'django.dispatch.dispatcher', u'django.dispatch.saferef', u'django.utils', u'django.utils._os', u'django.utils.encoding', u'django.utils.functional', u'django.utils.importlib', u'django.utils.module_loading', u'django.utils.six', ]) @unittest.skipIf( condition=(sys.version_info >= (3, 0)), reason='broken due to ancient vendored six.py' ) def test_django_db_models(self): import django.db.models related = self.call('django.db.models') self.assertEqual(related, [ u'django', u'django.conf', u'django.conf.global_settings', u'django.core', u'django.core.exceptions', u'django.core.files', u'django.core.files.base', u'django.core.files.images', u'django.core.files.locks', u'django.core.files.move', u'django.core.files.storage', u'django.core.files.utils', u'django.core.signals', u'django.core.validators', u'django.db', u'django.db.backends', u'django.db.backends.signals', u'django.db.backends.util', u'django.db.models.aggregates', u'django.db.models.base', u'django.db.models.constants', u'django.db.models.deletion', u'django.db.models.expressions', u'django.db.models.fields', u'django.db.models.fields.files', u'django.db.models.fields.proxy', u'django.db.models.fields.related', u'django.db.models.fields.subclassing', u'django.db.models.loading', u'django.db.models.manager', u'django.db.models.options', u'django.db.models.query', u'django.db.models.query_utils', u'django.db.models.related', u'django.db.models.signals', u'django.db.models.sql', u'django.db.models.sql.aggregates', u'django.db.models.sql.constants', u'django.db.models.sql.datastructures', u'django.db.models.sql.expressions', u'django.db.models.sql.query', u'django.db.models.sql.subqueries', u'django.db.models.sql.where', u'django.db.transaction', u'django.db.utils', u'django.dispatch', u'django.dispatch.dispatcher', u'django.dispatch.saferef', u'django.forms', u'django.forms.fields', u'django.forms.forms', u'django.forms.formsets', u'django.forms.models', u'django.forms.util', u'django.forms.widgets', u'django.utils', u'django.utils._os', u'django.utils.crypto', u'django.utils.datastructures', u'django.utils.dateformat', u'django.utils.dateparse', u'django.utils.dates', u'django.utils.datetime_safe', u'django.utils.decorators', u'django.utils.deprecation', u'django.utils.encoding', u'django.utils.formats', u'django.utils.functional', u'django.utils.html', u'django.utils.html_parser', u'django.utils.importlib', u'django.utils.ipv6', u'django.utils.itercompat', u'django.utils.module_loading', u'django.utils.numberformat', u'django.utils.safestring', u'django.utils.six', u'django.utils.text', u'django.utils.timezone', u'django.utils.translation', u'django.utils.tree', u'django.utils.tzinfo', u'pytz', u'pytz.exceptions', u'pytz.lazy', u'pytz.tzfile', u'pytz.tzinfo', ])