diff options
Diffstat (limited to 'lib/python2.7/test/test_warnings.py')
-rw-r--r-- | lib/python2.7/test/test_warnings.py | 761 |
1 files changed, 0 insertions, 761 deletions
diff --git a/lib/python2.7/test/test_warnings.py b/lib/python2.7/test/test_warnings.py deleted file mode 100644 index e502ed8..0000000 --- a/lib/python2.7/test/test_warnings.py +++ /dev/null @@ -1,761 +0,0 @@ -from contextlib import contextmanager -import linecache -import os -import StringIO -import sys -import unittest -import subprocess -from test import test_support -from test.script_helper import assert_python_ok - -import warning_tests - -import warnings as original_warnings - -py_warnings = test_support.import_fresh_module('warnings', blocked=['_warnings']) -c_warnings = test_support.import_fresh_module('warnings', fresh=['_warnings']) - -@contextmanager -def warnings_state(module): - """Use a specific warnings implementation in warning_tests.""" - global __warningregistry__ - for to_clear in (sys, warning_tests): - try: - to_clear.__warningregistry__.clear() - except AttributeError: - pass - try: - __warningregistry__.clear() - except NameError: - pass - original_warnings = warning_tests.warnings - original_filters = module.filters - try: - module.filters = original_filters[:] - module.simplefilter("once") - warning_tests.warnings = module - yield - finally: - warning_tests.warnings = original_warnings - module.filters = original_filters - - -class BaseTest(unittest.TestCase): - - """Basic bookkeeping required for testing.""" - - def setUp(self): - # The __warningregistry__ needs to be in a pristine state for tests - # to work properly. - if '__warningregistry__' in globals(): - del globals()['__warningregistry__'] - if hasattr(warning_tests, '__warningregistry__'): - del warning_tests.__warningregistry__ - if hasattr(sys, '__warningregistry__'): - del sys.__warningregistry__ - # The 'warnings' module must be explicitly set so that the proper - # interaction between _warnings and 'warnings' can be controlled. - sys.modules['warnings'] = self.module - super(BaseTest, self).setUp() - - def tearDown(self): - sys.modules['warnings'] = original_warnings - super(BaseTest, self).tearDown() - - -class FilterTests(object): - - """Testing the filtering functionality.""" - - def test_error(self): - with original_warnings.catch_warnings(module=self.module) as w: - self.module.resetwarnings() - self.module.filterwarnings("error", category=UserWarning) - self.assertRaises(UserWarning, self.module.warn, - "FilterTests.test_error") - - def test_ignore(self): - with original_warnings.catch_warnings(record=True, - module=self.module) as w: - self.module.resetwarnings() - self.module.filterwarnings("ignore", category=UserWarning) - self.module.warn("FilterTests.test_ignore", UserWarning) - self.assertEqual(len(w), 0) - - def test_always(self): - with original_warnings.catch_warnings(record=True, - module=self.module) as w: - self.module.resetwarnings() - self.module.filterwarnings("always", category=UserWarning) - message = "FilterTests.test_always" - self.module.warn(message, UserWarning) - self.assertTrue(message, w[-1].message) - self.module.warn(message, UserWarning) - self.assertTrue(w[-1].message, message) - - def test_default(self): - with original_warnings.catch_warnings(record=True, - module=self.module) as w: - self.module.resetwarnings() - self.module.filterwarnings("default", category=UserWarning) - message = UserWarning("FilterTests.test_default") - for x in xrange(2): - self.module.warn(message, UserWarning) - if x == 0: - self.assertEqual(w[-1].message, message) - del w[:] - elif x == 1: - self.assertEqual(len(w), 0) - else: - raise ValueError("loop variant unhandled") - - def test_module(self): - with original_warnings.catch_warnings(record=True, - module=self.module) as w: - self.module.resetwarnings() - self.module.filterwarnings("module", category=UserWarning) - message = UserWarning("FilterTests.test_module") - self.module.warn(message, UserWarning) - self.assertEqual(w[-1].message, message) - del w[:] - self.module.warn(message, UserWarning) - self.assertEqual(len(w), 0) - - def test_once(self): - with original_warnings.catch_warnings(record=True, - module=self.module) as w: - self.module.resetwarnings() - self.module.filterwarnings("once", category=UserWarning) - message = UserWarning("FilterTests.test_once") - self.module.warn_explicit(message, UserWarning, "test_warnings.py", - 42) - self.assertEqual(w[-1].message, message) - del w[:] - self.module.warn_explicit(message, UserWarning, "test_warnings.py", - 13) - self.assertEqual(len(w), 0) - self.module.warn_explicit(message, UserWarning, "test_warnings2.py", - 42) - self.assertEqual(len(w), 0) - - def test_inheritance(self): - with original_warnings.catch_warnings(module=self.module) as w: - self.module.resetwarnings() - self.module.filterwarnings("error", category=Warning) - self.assertRaises(UserWarning, self.module.warn, - "FilterTests.test_inheritance", UserWarning) - - def test_ordering(self): - with original_warnings.catch_warnings(record=True, - module=self.module) as w: - self.module.resetwarnings() - self.module.filterwarnings("ignore", category=UserWarning) - self.module.filterwarnings("error", category=UserWarning, - append=True) - del w[:] - try: - self.module.warn("FilterTests.test_ordering", UserWarning) - except UserWarning: - self.fail("order handling for actions failed") - self.assertEqual(len(w), 0) - - def test_filterwarnings(self): - # Test filterwarnings(). - # Implicitly also tests resetwarnings(). - with original_warnings.catch_warnings(record=True, - module=self.module) as w: - self.module.filterwarnings("error", "", Warning, "", 0) - self.assertRaises(UserWarning, self.module.warn, 'convert to error') - - self.module.resetwarnings() - text = 'handle normally' - self.module.warn(text) - self.assertEqual(str(w[-1].message), text) - self.assertTrue(w[-1].category is UserWarning) - - self.module.filterwarnings("ignore", "", Warning, "", 0) - text = 'filtered out' - self.module.warn(text) - self.assertNotEqual(str(w[-1].message), text) - - self.module.resetwarnings() - self.module.filterwarnings("error", "hex*", Warning, "", 0) - self.assertRaises(UserWarning, self.module.warn, 'hex/oct') - text = 'nonmatching text' - self.module.warn(text) - self.assertEqual(str(w[-1].message), text) - self.assertTrue(w[-1].category is UserWarning) - -class CFilterTests(BaseTest, FilterTests): - module = c_warnings - -class PyFilterTests(BaseTest, FilterTests): - module = py_warnings - - -class WarnTests(unittest.TestCase): - - """Test warnings.warn() and warnings.warn_explicit().""" - - def test_message(self): - with original_warnings.catch_warnings(record=True, - module=self.module) as w: - self.module.simplefilter("once") - for i in range(4): - text = 'multi %d' %i # Different text on each call. - self.module.warn(text) - self.assertEqual(str(w[-1].message), text) - self.assertTrue(w[-1].category is UserWarning) - - def test_filename(self): - with warnings_state(self.module): - with original_warnings.catch_warnings(record=True, - module=self.module) as w: - warning_tests.inner("spam1") - self.assertEqual(os.path.basename(w[-1].filename), - "warning_tests.py") - warning_tests.outer("spam2") - self.assertEqual(os.path.basename(w[-1].filename), - "warning_tests.py") - - def test_stacklevel(self): - # Test stacklevel argument - # make sure all messages are different, so the warning won't be skipped - with warnings_state(self.module): - with original_warnings.catch_warnings(record=True, - module=self.module) as w: - warning_tests.inner("spam3", stacklevel=1) - self.assertEqual(os.path.basename(w[-1].filename), - "warning_tests.py") - warning_tests.outer("spam4", stacklevel=1) - self.assertEqual(os.path.basename(w[-1].filename), - "warning_tests.py") - - warning_tests.inner("spam5", stacklevel=2) - self.assertEqual(os.path.basename(w[-1].filename), - "test_warnings.py") - warning_tests.outer("spam6", stacklevel=2) - self.assertEqual(os.path.basename(w[-1].filename), - "warning_tests.py") - warning_tests.outer("spam6.5", stacklevel=3) - self.assertEqual(os.path.basename(w[-1].filename), - "test_warnings.py") - - warning_tests.inner("spam7", stacklevel=9999) - self.assertEqual(os.path.basename(w[-1].filename), - "sys") - - def test_missing_filename_not_main(self): - # If __file__ is not specified and __main__ is not the module name, - # then __file__ should be set to the module name. - filename = warning_tests.__file__ - try: - del warning_tests.__file__ - with warnings_state(self.module): - with original_warnings.catch_warnings(record=True, - module=self.module) as w: - warning_tests.inner("spam8", stacklevel=1) - self.assertEqual(w[-1].filename, warning_tests.__name__) - finally: - warning_tests.__file__ = filename - - def test_missing_filename_main_with_argv(self): - # If __file__ is not specified and the caller is __main__ and sys.argv - # exists, then use sys.argv[0] as the file. - if not hasattr(sys, 'argv'): - return - filename = warning_tests.__file__ - module_name = warning_tests.__name__ - try: - del warning_tests.__file__ - warning_tests.__name__ = '__main__' - with warnings_state(self.module): - with original_warnings.catch_warnings(record=True, - module=self.module) as w: - warning_tests.inner('spam9', stacklevel=1) - self.assertEqual(w[-1].filename, sys.argv[0]) - finally: - warning_tests.__file__ = filename - warning_tests.__name__ = module_name - - def test_missing_filename_main_without_argv(self): - # If __file__ is not specified, the caller is __main__, and sys.argv - # is not set, then '__main__' is the file name. - filename = warning_tests.__file__ - module_name = warning_tests.__name__ - argv = sys.argv - try: - del warning_tests.__file__ - warning_tests.__name__ = '__main__' - del sys.argv - with warnings_state(self.module): - with original_warnings.catch_warnings(record=True, - module=self.module) as w: - warning_tests.inner('spam10', stacklevel=1) - self.assertEqual(w[-1].filename, '__main__') - finally: - warning_tests.__file__ = filename - warning_tests.__name__ = module_name - sys.argv = argv - - def test_missing_filename_main_with_argv_empty_string(self): - # If __file__ is not specified, the caller is __main__, and sys.argv[0] - # is the empty string, then '__main__ is the file name. - # Tests issue 2743. - file_name = warning_tests.__file__ - module_name = warning_tests.__name__ - argv = sys.argv - try: - del warning_tests.__file__ - warning_tests.__name__ = '__main__' - sys.argv = [''] - with warnings_state(self.module): - with original_warnings.catch_warnings(record=True, - module=self.module) as w: - warning_tests.inner('spam11', stacklevel=1) - self.assertEqual(w[-1].filename, '__main__') - finally: - warning_tests.__file__ = file_name - warning_tests.__name__ = module_name - sys.argv = argv - - def test_warn_explicit_type_errors(self): - # warn_explicit() should error out gracefully if it is given objects - # of the wrong types. - # lineno is expected to be an integer. - self.assertRaises(TypeError, self.module.warn_explicit, - None, UserWarning, None, None) - # Either 'message' needs to be an instance of Warning or 'category' - # needs to be a subclass. - self.assertRaises(TypeError, self.module.warn_explicit, - None, None, None, 1) - # 'registry' must be a dict or None. - self.assertRaises((TypeError, AttributeError), - self.module.warn_explicit, - None, Warning, None, 1, registry=42) - - def test_bad_str(self): - # issue 6415 - # Warnings instance with a bad format string for __str__ should not - # trigger a bus error. - class BadStrWarning(Warning): - """Warning with a bad format string for __str__.""" - def __str__(self): - return ("A bad formatted string %(err)" % - {"err" : "there is no %(err)s"}) - - with self.assertRaises(ValueError): - self.module.warn(BadStrWarning()) - - -class CWarnTests(BaseTest, WarnTests): - module = c_warnings - - # As an early adopter, we sanity check the - # test_support.import_fresh_module utility function - def test_accelerated(self): - self.assertFalse(original_warnings is self.module) - self.assertFalse(hasattr(self.module.warn, 'func_code')) - -class PyWarnTests(BaseTest, WarnTests): - module = py_warnings - - # As an early adopter, we sanity check the - # test_support.import_fresh_module utility function - def test_pure_python(self): - self.assertFalse(original_warnings is self.module) - self.assertTrue(hasattr(self.module.warn, 'func_code')) - - -class WCmdLineTests(unittest.TestCase): - - def test_improper_input(self): - # Uses the private _setoption() function to test the parsing - # of command-line warning arguments - with original_warnings.catch_warnings(module=self.module): - self.assertRaises(self.module._OptionError, - self.module._setoption, '1:2:3:4:5:6') - self.assertRaises(self.module._OptionError, - self.module._setoption, 'bogus::Warning') - self.assertRaises(self.module._OptionError, - self.module._setoption, 'ignore:2::4:-5') - self.module._setoption('error::Warning::0') - self.assertRaises(UserWarning, self.module.warn, 'convert to error') - - def test_improper_option(self): - # Same as above, but check that the message is printed out when - # the interpreter is executed. This also checks that options are - # actually parsed at all. - rc, out, err = assert_python_ok("-Wxxx", "-c", "pass") - self.assertIn(b"Invalid -W option ignored: invalid action: 'xxx'", err) - - def test_warnings_bootstrap(self): - # Check that the warnings module does get loaded when -W<some option> - # is used (see issue #10372 for an example of silent bootstrap failure). - rc, out, err = assert_python_ok("-Wi", "-c", - "import sys; sys.modules['warnings'].warn('foo', RuntimeWarning)") - # '-Wi' was observed - self.assertFalse(out.strip()) - self.assertNotIn(b'RuntimeWarning', err) - -class CWCmdLineTests(BaseTest, WCmdLineTests): - module = c_warnings - -class PyWCmdLineTests(BaseTest, WCmdLineTests): - module = py_warnings - - -class _WarningsTests(BaseTest): - - """Tests specific to the _warnings module.""" - - module = c_warnings - - def test_filter(self): - # Everything should function even if 'filters' is not in warnings. - with original_warnings.catch_warnings(module=self.module) as w: - self.module.filterwarnings("error", "", Warning, "", 0) - self.assertRaises(UserWarning, self.module.warn, - 'convert to error') - del self.module.filters - self.assertRaises(UserWarning, self.module.warn, - 'convert to error') - - def test_onceregistry(self): - # Replacing or removing the onceregistry should be okay. - global __warningregistry__ - message = UserWarning('onceregistry test') - try: - original_registry = self.module.onceregistry - __warningregistry__ = {} - with original_warnings.catch_warnings(record=True, - module=self.module) as w: - self.module.resetwarnings() - self.module.filterwarnings("once", category=UserWarning) - self.module.warn_explicit(message, UserWarning, "file", 42) - self.assertEqual(w[-1].message, message) - del w[:] - self.module.warn_explicit(message, UserWarning, "file", 42) - self.assertEqual(len(w), 0) - # Test the resetting of onceregistry. - self.module.onceregistry = {} - __warningregistry__ = {} - self.module.warn('onceregistry test') - self.assertEqual(w[-1].message.args, message.args) - # Removal of onceregistry is okay. - del w[:] - del self.module.onceregistry - __warningregistry__ = {} - self.module.warn_explicit(message, UserWarning, "file", 42) - self.assertEqual(len(w), 0) - finally: - self.module.onceregistry = original_registry - - def test_default_action(self): - # Replacing or removing defaultaction should be okay. - message = UserWarning("defaultaction test") - original = self.module.defaultaction - try: - with original_warnings.catch_warnings(record=True, - module=self.module) as w: - self.module.resetwarnings() - registry = {} - self.module.warn_explicit(message, UserWarning, "<test>", 42, - registry=registry) - self.assertEqual(w[-1].message, message) - self.assertEqual(len(w), 1) - self.assertEqual(len(registry), 1) - del w[:] - # Test removal. - del self.module.defaultaction - __warningregistry__ = {} - registry = {} - self.module.warn_explicit(message, UserWarning, "<test>", 43, - registry=registry) - self.assertEqual(w[-1].message, message) - self.assertEqual(len(w), 1) - self.assertEqual(len(registry), 1) - del w[:] - # Test setting. - self.module.defaultaction = "ignore" - __warningregistry__ = {} - registry = {} - self.module.warn_explicit(message, UserWarning, "<test>", 44, - registry=registry) - self.assertEqual(len(w), 0) - finally: - self.module.defaultaction = original - - def test_showwarning_missing(self): - # Test that showwarning() missing is okay. - text = 'del showwarning test' - with original_warnings.catch_warnings(module=self.module): - self.module.filterwarnings("always", category=UserWarning) - del self.module.showwarning - with test_support.captured_output('stderr') as stream: - self.module.warn(text) - result = stream.getvalue() - self.assertIn(text, result) - - def test_showwarning_not_callable(self): - with original_warnings.catch_warnings(module=self.module): - self.module.filterwarnings("always", category=UserWarning) - old_showwarning = self.module.showwarning - self.module.showwarning = 23 - try: - self.assertRaises(TypeError, self.module.warn, "Warning!") - finally: - self.module.showwarning = old_showwarning - - def test_show_warning_output(self): - # With showarning() missing, make sure that output is okay. - text = 'test show_warning' - with original_warnings.catch_warnings(module=self.module): - self.module.filterwarnings("always", category=UserWarning) - del self.module.showwarning - with test_support.captured_output('stderr') as stream: - warning_tests.inner(text) - result = stream.getvalue() - self.assertEqual(result.count('\n'), 2, - "Too many newlines in %r" % result) - first_line, second_line = result.split('\n', 1) - expected_file = os.path.splitext(warning_tests.__file__)[0] + '.py' - first_line_parts = first_line.rsplit(':', 3) - path, line, warning_class, message = first_line_parts - line = int(line) - self.assertEqual(expected_file, path) - self.assertEqual(warning_class, ' ' + UserWarning.__name__) - self.assertEqual(message, ' ' + text) - expected_line = ' ' + linecache.getline(path, line).strip() + '\n' - assert expected_line - self.assertEqual(second_line, expected_line) - - def test_filename_none(self): - # issue #12467: race condition if a warning is emitted at shutdown - globals_dict = globals() - oldfile = globals_dict['__file__'] - try: - with original_warnings.catch_warnings(module=self.module) as w: - self.module.filterwarnings("always", category=UserWarning) - globals_dict['__file__'] = None - self.module.warn('test', UserWarning) - finally: - globals_dict['__file__'] = oldfile - - -class WarningsDisplayTests(unittest.TestCase): - - """Test the displaying of warnings and the ability to overload functions - related to displaying warnings.""" - - def test_formatwarning(self): - message = "msg" - category = Warning - file_name = os.path.splitext(warning_tests.__file__)[0] + '.py' - line_num = 3 - file_line = linecache.getline(file_name, line_num).strip() - format = "%s:%s: %s: %s\n %s\n" - expect = format % (file_name, line_num, category.__name__, message, - file_line) - self.assertEqual(expect, self.module.formatwarning(message, - category, file_name, line_num)) - # Test the 'line' argument. - file_line += " for the win!" - expect = format % (file_name, line_num, category.__name__, message, - file_line) - self.assertEqual(expect, self.module.formatwarning(message, - category, file_name, line_num, file_line)) - - def test_showwarning(self): - file_name = os.path.splitext(warning_tests.__file__)[0] + '.py' - line_num = 3 - expected_file_line = linecache.getline(file_name, line_num).strip() - message = 'msg' - category = Warning - file_object = StringIO.StringIO() - expect = self.module.formatwarning(message, category, file_name, - line_num) - self.module.showwarning(message, category, file_name, line_num, - file_object) - self.assertEqual(file_object.getvalue(), expect) - # Test 'line' argument. - expected_file_line += "for the win!" - expect = self.module.formatwarning(message, category, file_name, - line_num, expected_file_line) - file_object = StringIO.StringIO() - self.module.showwarning(message, category, file_name, line_num, - file_object, expected_file_line) - self.assertEqual(expect, file_object.getvalue()) - -class CWarningsDisplayTests(BaseTest, WarningsDisplayTests): - module = c_warnings - -class PyWarningsDisplayTests(BaseTest, WarningsDisplayTests): - module = py_warnings - - -class CatchWarningTests(BaseTest): - - """Test catch_warnings().""" - - def test_catch_warnings_restore(self): - wmod = self.module - orig_filters = wmod.filters - orig_showwarning = wmod.showwarning - # Ensure both showwarning and filters are restored when recording - with wmod.catch_warnings(module=wmod, record=True): - wmod.filters = wmod.showwarning = object() - self.assertTrue(wmod.filters is orig_filters) - self.assertTrue(wmod.showwarning is orig_showwarning) - # Same test, but with recording disabled - with wmod.catch_warnings(module=wmod, record=False): - wmod.filters = wmod.showwarning = object() - self.assertTrue(wmod.filters is orig_filters) - self.assertTrue(wmod.showwarning is orig_showwarning) - - def test_catch_warnings_recording(self): - wmod = self.module - # Ensure warnings are recorded when requested - with wmod.catch_warnings(module=wmod, record=True) as w: - self.assertEqual(w, []) - self.assertTrue(type(w) is list) - wmod.simplefilter("always") - wmod.warn("foo") - self.assertEqual(str(w[-1].message), "foo") - wmod.warn("bar") - self.assertEqual(str(w[-1].message), "bar") - self.assertEqual(str(w[0].message), "foo") - self.assertEqual(str(w[1].message), "bar") - del w[:] - self.assertEqual(w, []) - # Ensure warnings are not recorded when not requested - orig_showwarning = wmod.showwarning - with wmod.catch_warnings(module=wmod, record=False) as w: - self.assertTrue(w is None) - self.assertTrue(wmod.showwarning is orig_showwarning) - - def test_catch_warnings_reentry_guard(self): - wmod = self.module - # Ensure catch_warnings is protected against incorrect usage - x = wmod.catch_warnings(module=wmod, record=True) - self.assertRaises(RuntimeError, x.__exit__) - with x: - self.assertRaises(RuntimeError, x.__enter__) - # Same test, but with recording disabled - x = wmod.catch_warnings(module=wmod, record=False) - self.assertRaises(RuntimeError, x.__exit__) - with x: - self.assertRaises(RuntimeError, x.__enter__) - - def test_catch_warnings_defaults(self): - wmod = self.module - orig_filters = wmod.filters - orig_showwarning = wmod.showwarning - # Ensure default behaviour is not to record warnings - with wmod.catch_warnings(module=wmod) as w: - self.assertTrue(w is None) - self.assertTrue(wmod.showwarning is orig_showwarning) - self.assertTrue(wmod.filters is not orig_filters) - self.assertTrue(wmod.filters is orig_filters) - if wmod is sys.modules['warnings']: - # Ensure the default module is this one - with wmod.catch_warnings() as w: - self.assertTrue(w is None) - self.assertTrue(wmod.showwarning is orig_showwarning) - self.assertTrue(wmod.filters is not orig_filters) - self.assertTrue(wmod.filters is orig_filters) - - def test_check_warnings(self): - # Explicit tests for the test_support convenience wrapper - wmod = self.module - if wmod is not sys.modules['warnings']: - return - with test_support.check_warnings(quiet=False) as w: - self.assertEqual(w.warnings, []) - wmod.simplefilter("always") - wmod.warn("foo") - self.assertEqual(str(w.message), "foo") - wmod.warn("bar") - self.assertEqual(str(w.message), "bar") - self.assertEqual(str(w.warnings[0].message), "foo") - self.assertEqual(str(w.warnings[1].message), "bar") - w.reset() - self.assertEqual(w.warnings, []) - - with test_support.check_warnings(): - # defaults to quiet=True without argument - pass - with test_support.check_warnings(('foo', UserWarning)): - wmod.warn("foo") - - with self.assertRaises(AssertionError): - with test_support.check_warnings(('', RuntimeWarning)): - # defaults to quiet=False with argument - pass - with self.assertRaises(AssertionError): - with test_support.check_warnings(('foo', RuntimeWarning)): - wmod.warn("foo") - - -class CCatchWarningTests(CatchWarningTests): - module = c_warnings - -class PyCatchWarningTests(CatchWarningTests): - module = py_warnings - - -class EnvironmentVariableTests(BaseTest): - - def test_single_warning(self): - newenv = os.environ.copy() - newenv["PYTHONWARNINGS"] = "ignore::DeprecationWarning" - p = subprocess.Popen([sys.executable, - "-c", "import sys; sys.stdout.write(str(sys.warnoptions))"], - stdout=subprocess.PIPE, env=newenv) - self.assertEqual(p.communicate()[0], "['ignore::DeprecationWarning']") - self.assertEqual(p.wait(), 0) - - def test_comma_separated_warnings(self): - newenv = os.environ.copy() - newenv["PYTHONWARNINGS"] = ("ignore::DeprecationWarning," - "ignore::UnicodeWarning") - p = subprocess.Popen([sys.executable, - "-c", "import sys; sys.stdout.write(str(sys.warnoptions))"], - stdout=subprocess.PIPE, env=newenv) - self.assertEqual(p.communicate()[0], - "['ignore::DeprecationWarning', 'ignore::UnicodeWarning']") - self.assertEqual(p.wait(), 0) - - def test_envvar_and_command_line(self): - newenv = os.environ.copy() - newenv["PYTHONWARNINGS"] = "ignore::DeprecationWarning" - p = subprocess.Popen([sys.executable, "-W" "ignore::UnicodeWarning", - "-c", "import sys; sys.stdout.write(str(sys.warnoptions))"], - stdout=subprocess.PIPE, env=newenv) - self.assertEqual(p.communicate()[0], - "['ignore::UnicodeWarning', 'ignore::DeprecationWarning']") - self.assertEqual(p.wait(), 0) - -class CEnvironmentVariableTests(EnvironmentVariableTests): - module = c_warnings - -class PyEnvironmentVariableTests(EnvironmentVariableTests): - module = py_warnings - - -def test_main(): - py_warnings.onceregistry.clear() - c_warnings.onceregistry.clear() - test_support.run_unittest(CFilterTests, PyFilterTests, - CWarnTests, PyWarnTests, - CWCmdLineTests, PyWCmdLineTests, - _WarningsTests, - CWarningsDisplayTests, PyWarningsDisplayTests, - CCatchWarningTests, PyCatchWarningTests, - CEnvironmentVariableTests, - PyEnvironmentVariableTests - ) - - -if __name__ == "__main__": - test_main() |