From b0a6ede3d0bd6fa4ffe413ab4dfc1059201df25b Mon Sep 17 00:00:00 2001 From: Serhiy Storchaka Date: Fri, 17 Sep 2021 13:33:27 +0300 Subject: [PATCH] bpo-45162: Remove many old deprecated unittest features (GH-28268) * "fail*" and "assert*" aliases of TestCase methods. * Broken from start TestCase method assertDictContainsSubset(). * Ignored TestLoader.loadTestsFromModule() parameter use_load_tests. * Old alias _TextTestResult of TextTestResult. --- Doc/library/unittest.rst | 55 +------ Doc/whatsnew/3.11.rst | 22 +++ Doc/whatsnew/3.2.rst | 3 +- Lib/unittest/__init__.py | 3 - Lib/unittest/case.py | 50 ------ Lib/unittest/loader.py | 24 +-- Lib/unittest/runner.py | 9 -- Lib/unittest/test/_test_warnings.py | 11 -- Lib/unittest/test/test_assertions.py | 9 -- Lib/unittest/test/test_case.py | 69 +------- Lib/unittest/test/test_loader.py | 147 +----------------- Lib/unittest/test/test_program.py | 16 +- Lib/unittest/test/test_runner.py | 10 +- .../2021-09-10-13-20-53.bpo-45162.2Jh-lq.rst | 6 + 14 files changed, 61 insertions(+), 373 deletions(-) create mode 100644 Misc/NEWS.d/next/Library/2021-09-10-13-20-53.bpo-45162.2Jh-lq.rst diff --git a/Doc/library/unittest.rst b/Doc/library/unittest.rst index f0fba94677a..a6f9046b826 100644 --- a/Doc/library/unittest.rst +++ b/Doc/library/unittest.rst @@ -1237,9 +1237,6 @@ Test cases :meth:`.assertRegex`. .. versionadded:: 3.2 :meth:`.assertNotRegex`. - .. versionadded:: 3.5 - The name ``assertNotRegexpMatches`` is a deprecated alias - for :meth:`.assertNotRegex`. .. method:: assertCountEqual(first, second, msg=None) @@ -1605,40 +1602,6 @@ Test cases :mod:`unittest`-based test framework. -.. _deprecated-aliases: - -Deprecated aliases -################## - -For historical reasons, some of the :class:`TestCase` methods had one or more -aliases that are now deprecated. The following table lists the correct names -along with their deprecated aliases: - - ============================== ====================== ======================= - Method Name Deprecated alias Deprecated alias - ============================== ====================== ======================= - :meth:`.assertEqual` failUnlessEqual assertEquals - :meth:`.assertNotEqual` failIfEqual assertNotEquals - :meth:`.assertTrue` failUnless assert\_ - :meth:`.assertFalse` failIf - :meth:`.assertRaises` failUnlessRaises - :meth:`.assertAlmostEqual` failUnlessAlmostEqual assertAlmostEquals - :meth:`.assertNotAlmostEqual` failIfAlmostEqual assertNotAlmostEquals - :meth:`.assertRegex` assertRegexpMatches - :meth:`.assertNotRegex` assertNotRegexpMatches - :meth:`.assertRaisesRegex` assertRaisesRegexp - ============================== ====================== ======================= - - .. deprecated:: 3.1 - The fail* aliases listed in the second column have been deprecated. - .. deprecated:: 3.2 - The assert* aliases listed in the third column have been deprecated. - .. deprecated:: 3.2 - ``assertRegexpMatches`` and ``assertRaisesRegexp`` have been renamed to - :meth:`.assertRegex` and :meth:`.assertRaisesRegex`. - .. deprecated:: 3.5 - The ``assertNotRegexpMatches`` name is deprecated in favor of :meth:`.assertNotRegex`. - .. _testsuite-objects: Grouping tests @@ -1764,7 +1727,7 @@ Loading and running tests case is created for that method instead. - .. method:: loadTestsFromModule(module, pattern=None) + .. method:: loadTestsFromModule(module, *, pattern=None) Return a suite of all test cases contained in the given module. This method searches *module* for classes derived from :class:`TestCase` and @@ -1788,10 +1751,11 @@ Loading and running tests Support for ``load_tests`` added. .. versionchanged:: 3.5 - The undocumented and unofficial *use_load_tests* default argument is - deprecated and ignored, although it is still accepted for backward - compatibility. The method also now accepts a keyword-only argument - *pattern* which is passed to ``load_tests`` as the third argument. + Support for a keyword-only argument *pattern* has been added. + + .. versionchanged:: 3.11 + The undocumented and unofficial *use_load_tests* parameter has been + removed. .. method:: loadTestsFromName(name, module=None) @@ -2144,8 +2108,6 @@ Loading and running tests :class:`TextTestRunner`. .. versionadded:: 3.2 - This class was previously named ``_TextTestResult``. The old name still - exists as an alias but is deprecated. .. data:: defaultTestLoader @@ -2168,10 +2130,7 @@ Loading and running tests By default this runner shows :exc:`DeprecationWarning`, :exc:`PendingDeprecationWarning`, :exc:`ResourceWarning` and :exc:`ImportWarning` even if they are :ref:`ignored by default - `. Deprecation warnings caused by :ref:`deprecated unittest - methods ` are also special-cased and, when the warning - filters are ``'default'`` or ``'always'``, they will appear only once - per-module, in order to avoid too many warning messages. This behavior can + `. This behavior can be overridden using Python's :option:`!-Wd` or :option:`!-Wa` options (see :ref:`Warning control `) and leaving *warnings* to ``None``. diff --git a/Doc/whatsnew/3.11.rst b/Doc/whatsnew/3.11.rst index df331ed010f..acc00d867d0 100644 --- a/Doc/whatsnew/3.11.rst +++ b/Doc/whatsnew/3.11.rst @@ -277,6 +277,28 @@ Removed and :class:`fileinput.FileInput`, deprecated since Python 3.9. (Contributed by Hugo van Kemenade in :issue:`45132`.) +* Removed many old deprecated :mod:`unittest` features: + + - :class:`~unittest.TestCase` method aliases ``failUnlessEqual``, + ``failIfEqual``, ``failUnless``, ``failIf``, ``failUnlessRaises``, + ``failUnlessAlmostEqual``, ``failIfAlmostEqual`` (deprecated in Python 3.1), + ``assertEquals``, ``assertNotEquals``, ``assert_``, ``assertAlmostEquals``, + ``assertNotAlmostEquals``, ``assertRegexpMatches``, ``assertRaisesRegexp`` + (deprecated in Python 3.2), and ``assertNotRegexpMatches`` (deprecated in + Python 3.5). + + - Undocumented and broken :class:`~unittest.TestCase` method + ``assertDictContainsSubset`` (deprecated in Python 3.2). + + - Undocumented :meth:` + TestLoader.loadTestsFromModule` parameter *use_load_tests* (deprecated + and ignored since Python 3.2). + + - An alias of the :class:`~unittest.TextTestResult` class: + ``_TextTestResult`` (deprecated in Python 3.2). + + (Contributed by Serhiy Storchaka in :issue:`45162`.) + * The following deprecated functions and methods are removed in the :mod:`gettext` module: :func:`~gettext.lgettext`, :func:`~gettext.ldgettext`, :func:`~gettext.lngettext` and :func:`~gettext.ldngettext`. diff --git a/Doc/whatsnew/3.2.rst b/Doc/whatsnew/3.2.rst index 840cb061129..09ec58eca5b 100644 --- a/Doc/whatsnew/3.2.rst +++ b/Doc/whatsnew/3.2.rst @@ -1815,8 +1815,7 @@ names. =============================== ============================== Likewise, the ``TestCase.fail*`` methods deprecated in Python 3.1 are expected - to be removed in Python 3.3. Also see the :ref:`deprecated-aliases` section in - the :mod:`unittest` documentation. + to be removed in Python 3.3. (Contributed by Ezio Melotti; :issue:`9424`.) diff --git a/Lib/unittest/__init__.py b/Lib/unittest/__init__.py index 4b184889573..540433d3b3b 100644 --- a/Lib/unittest/__init__.py +++ b/Lib/unittest/__init__.py @@ -68,9 +68,6 @@ from .signals import installHandler, registerResult, removeResult, removeHandler # IsolatedAsyncioTestCase will be imported lazily. from .loader import makeSuite, getTestCaseNames, findTestCases -# deprecated -_TextTestResult = TextTestResult - # There are no tests here, so don't try to run anything discovered from # introspecting the symbols (e.g. FunctionTestCase). Instead, all our diff --git a/Lib/unittest/case.py b/Lib/unittest/case.py index 2d193eb144a..e2f0ed3289d 100644 --- a/Lib/unittest/case.py +++ b/Lib/unittest/case.py @@ -1137,35 +1137,6 @@ class TestCase(object): standardMsg = self._truncateMessage(standardMsg, diff) self.fail(self._formatMessage(msg, standardMsg)) - def assertDictContainsSubset(self, subset, dictionary, msg=None): - """Checks whether dictionary is a superset of subset.""" - warnings.warn('assertDictContainsSubset is deprecated', - DeprecationWarning) - missing = [] - mismatched = [] - for key, value in subset.items(): - if key not in dictionary: - missing.append(key) - elif value != dictionary[key]: - mismatched.append('%s, expected: %s, actual: %s' % - (safe_repr(key), safe_repr(value), - safe_repr(dictionary[key]))) - - if not (missing or mismatched): - return - - standardMsg = '' - if missing: - standardMsg = 'Missing: %s' % ','.join(safe_repr(m) for m in - missing) - if mismatched: - if standardMsg: - standardMsg += '; ' - standardMsg += 'Mismatched values: %s' % ','.join(mismatched) - - self.fail(self._formatMessage(msg, standardMsg)) - - def assertCountEqual(self, first, second, msg=None): """Asserts that two iterables have the same elements, the same number of times, without regard to order. @@ -1329,27 +1300,6 @@ class TestCase(object): raise self.failureException(msg) - def _deprecate(original_func): - def deprecated_func(*args, **kwargs): - warnings.warn( - 'Please use {0} instead.'.format(original_func.__name__), - DeprecationWarning, 2) - return original_func(*args, **kwargs) - return deprecated_func - - # see #9424 - failUnlessEqual = assertEquals = _deprecate(assertEqual) - failIfEqual = assertNotEquals = _deprecate(assertNotEqual) - failUnlessAlmostEqual = assertAlmostEquals = _deprecate(assertAlmostEqual) - failIfAlmostEqual = assertNotAlmostEquals = _deprecate(assertNotAlmostEqual) - failUnless = assert_ = _deprecate(assertTrue) - failUnlessRaises = _deprecate(assertRaises) - failIf = _deprecate(assertFalse) - assertRaisesRegexp = _deprecate(assertRaisesRegex) - assertRegexpMatches = _deprecate(assertRegex) - assertNotRegexpMatches = _deprecate(assertNotRegex) - - class FunctionTestCase(TestCase): """A test case that wraps a test function. diff --git a/Lib/unittest/loader.py b/Lib/unittest/loader.py index a4017b4aead..5951f3f754e 100644 --- a/Lib/unittest/loader.py +++ b/Lib/unittest/loader.py @@ -93,30 +93,8 @@ class TestLoader(object): loaded_suite = self.suiteClass(map(testCaseClass, testCaseNames)) return loaded_suite - # XXX After Python 3.5, remove backward compatibility hacks for - # use_load_tests deprecation via *args and **kws. See issue 16662. - def loadTestsFromModule(self, module, *args, pattern=None, **kws): + def loadTestsFromModule(self, module, *, pattern=None): """Return a suite of all test cases contained in the given module""" - # This method used to take an undocumented and unofficial - # use_load_tests argument. For backward compatibility, we still - # accept the argument (which can also be the first position) but we - # ignore it and issue a deprecation warning if it's present. - if len(args) > 0 or 'use_load_tests' in kws: - warnings.warn('use_load_tests is deprecated and ignored', - DeprecationWarning) - kws.pop('use_load_tests', None) - if len(args) > 1: - # Complain about the number of arguments, but don't forget the - # required `module` argument. - complaint = len(args) + 1 - raise TypeError('loadTestsFromModule() takes 1 positional argument but {} were given'.format(complaint)) - if len(kws) != 0: - # Since the keyword arguments are unsorted (see PEP 468), just - # pick the alphabetically sorted first argument to complain about, - # if multiple were given. At least the error message will be - # predictable. - complaint = sorted(kws)[0] - raise TypeError("loadTestsFromModule() got an unexpected keyword argument '{}'".format(complaint)) tests = [] for name in dir(module): obj = getattr(module, name) diff --git a/Lib/unittest/runner.py b/Lib/unittest/runner.py index f316d316601..b51def8882f 100644 --- a/Lib/unittest/runner.py +++ b/Lib/unittest/runner.py @@ -189,15 +189,6 @@ class TextTestRunner(object): if self.warnings: # if self.warnings is set, use it to filter all the warnings warnings.simplefilter(self.warnings) - # if the filter is 'default' or 'always', special-case the - # warnings from the deprecated unittest methods to show them - # no more than once per module, because they can be fairly - # noisy. The -Wd and -Wa flags can be used to bypass this - # only when self.warnings is None. - if self.warnings in ['default', 'always']: - warnings.filterwarnings('module', - category=DeprecationWarning, - message=r'Please use assert\w+ instead.') startTime = time.perf_counter() startTestRun = getattr(result, 'startTestRun', None) if startTestRun is not None: diff --git a/Lib/unittest/test/_test_warnings.py b/Lib/unittest/test/_test_warnings.py index 5cbfb532ad0..08b846ee47e 100644 --- a/Lib/unittest/test/_test_warnings.py +++ b/Lib/unittest/test/_test_warnings.py @@ -18,17 +18,6 @@ def warnfun(): warnings.warn('rw', RuntimeWarning) class TestWarnings(unittest.TestCase): - # unittest warnings will be printed at most once per type (max one message - # for the fail* methods, and one for the assert* methods) - def test_assert(self): - self.assertEquals(2+2, 4) - self.assertEquals(2*2, 4) - self.assertEquals(2**2, 4) - - def test_fail(self): - self.failUnless(1) - self.failUnless(True) - def test_other_unittest(self): self.assertAlmostEqual(2+2, 4) self.assertNotAlmostEqual(4+4, 2) diff --git a/Lib/unittest/test/test_assertions.py b/Lib/unittest/test/test_assertions.py index a0db3423b86..6557104b81f 100644 --- a/Lib/unittest/test/test_assertions.py +++ b/Lib/unittest/test/test_assertions.py @@ -271,15 +271,6 @@ class TestLongMessage(unittest.TestCase): r"\+ \{'key': 'value'\}$", r"\+ \{'key': 'value'\} : oops$"]) - def testAssertDictContainsSubset(self): - with warnings.catch_warnings(): - warnings.simplefilter("ignore", DeprecationWarning) - - self.assertMessages('assertDictContainsSubset', ({'key': 'value'}, {}), - ["^Missing: 'key'$", "^oops$", - "^Missing: 'key'$", - "^Missing: 'key' : oops$"]) - def testAssertMultiLineEqual(self): self.assertMessages('assertMultiLineEqual', ("", "foo"), [r"\+ foo$", "^oops$", diff --git a/Lib/unittest/test/test_case.py b/Lib/unittest/test/test_case.py index b6a2f37566c..156b2529125 100644 --- a/Lib/unittest/test/test_case.py +++ b/Lib/unittest/test/test_case.py @@ -696,36 +696,6 @@ class Test_TestCase(unittest.TestCase, TestEquality, TestHashing): self.assertRaises(self.failureException, self.assertNotIn, 'cow', animals) - def testAssertDictContainsSubset(self): - with warnings.catch_warnings(): - warnings.simplefilter("ignore", DeprecationWarning) - - self.assertDictContainsSubset({}, {}) - self.assertDictContainsSubset({}, {'a': 1}) - self.assertDictContainsSubset({'a': 1}, {'a': 1}) - self.assertDictContainsSubset({'a': 1}, {'a': 1, 'b': 2}) - self.assertDictContainsSubset({'a': 1, 'b': 2}, {'a': 1, 'b': 2}) - - with self.assertRaises(self.failureException): - self.assertDictContainsSubset({1: "one"}, {}) - - with self.assertRaises(self.failureException): - self.assertDictContainsSubset({'a': 2}, {'a': 1}) - - with self.assertRaises(self.failureException): - self.assertDictContainsSubset({'c': 1}, {'a': 1}) - - with self.assertRaises(self.failureException): - self.assertDictContainsSubset({'a': 1, 'c': 1}, {'a': 1}) - - with self.assertRaises(self.failureException): - self.assertDictContainsSubset({'a': 1, 'c': 1}, {'a': 1}) - - one = ''.join(chr(i) for i in range(255)) - # this used to cause a UnicodeDecodeError constructing the failure msg - with self.assertRaises(self.failureException): - self.assertDictContainsSubset({'foo': one}, {'foo': '\uFFFD'}) - def testAssertEqual(self): equal_pairs = [ ((), ()), @@ -1788,45 +1758,18 @@ test case pass self.assertIsNone(value) - def testDeprecatedMethodNames(self): - """ - Test that the deprecated methods raise a DeprecationWarning. See #9424. - """ - old = ( - (self.failIfEqual, (3, 5)), - (self.assertNotEquals, (3, 5)), - (self.failUnlessEqual, (3, 3)), - (self.assertEquals, (3, 3)), - (self.failUnlessAlmostEqual, (2.0, 2.0)), - (self.assertAlmostEquals, (2.0, 2.0)), - (self.failIfAlmostEqual, (3.0, 5.0)), - (self.assertNotAlmostEquals, (3.0, 5.0)), - (self.failUnless, (True,)), - (self.assert_, (True,)), - (self.failUnlessRaises, (TypeError, lambda _: 3.14 + 'spam')), - (self.failIf, (False,)), - (self.assertDictContainsSubset, (dict(a=1, b=2), dict(a=1, b=2, c=3))), - (self.assertRaisesRegexp, (KeyError, 'foo', lambda: {}['foo'])), - (self.assertRegexpMatches, ('bar', 'bar')), - ) - for meth, args in old: - with self.assertWarns(DeprecationWarning): - meth(*args) - - # disable this test for now. When the version where the fail* methods will - # be removed is decided, re-enable it and update the version - def _testDeprecatedFailMethods(self): - """Test that the deprecated fail* methods get removed in 3.x""" - if sys.version_info[:2] < (3, 3): - return + def testDeprecatedFailMethods(self): + """Test that the deprecated fail* methods get removed in 3.11""" deprecated_names = [ 'failIfEqual', 'failUnlessEqual', 'failUnlessAlmostEqual', 'failIfAlmostEqual', 'failUnless', 'failUnlessRaises', 'failIf', - 'assertDictContainsSubset', + 'assertNotEquals', 'assertEquals', 'assertAlmostEquals', + 'assertNotAlmostEquals', 'assert_', 'assertDictContainsSubset', + 'assertRaisesRegexp', 'assertRegexpMatches' ] for deprecated_name in deprecated_names: with self.assertRaises(AttributeError): - getattr(self, deprecated_name) # remove these in 3.x + getattr(self, deprecated_name) def testDeepcopy(self): # Issue: 5660 diff --git a/Lib/unittest/test/test_loader.py b/Lib/unittest/test/test_loader.py index 90e20818271..fc0d46ee8d0 100644 --- a/Lib/unittest/test/test_loader.py +++ b/Lib/unittest/test/test_loader.py @@ -5,25 +5,6 @@ import warnings import unittest -# Decorator used in the deprecation tests to reset the warning registry for -# test isolation and reproducibility. -def warningregistry(func): - def wrapper(*args, **kws): - missing = [] - saved = getattr(warnings, '__warningregistry__', missing).copy() - try: - return func(*args, **kws) - finally: - if saved is missing: - try: - del warnings.__warningregistry__ - except AttributeError: - pass - else: - warnings.__warningregistry__ = saved - return wrapper - - class Test_TestLoader(unittest.TestCase): ### Basic object tests @@ -174,9 +155,8 @@ class Test_TestLoader(unittest.TestCase): self.assertEqual(list(suite), reference) - # Check that loadTestsFromModule honors (or not) a module + # Check that loadTestsFromModule honors a module # with a load_tests function. - @warningregistry def test_loadTestsFromModule__load_tests(self): m = types.ModuleType('m') class MyTestCase(unittest.TestCase): @@ -195,126 +175,13 @@ class Test_TestLoader(unittest.TestCase): suite = loader.loadTestsFromModule(m) self.assertIsInstance(suite, unittest.TestSuite) self.assertEqual(load_tests_args, [loader, suite, None]) - # With Python 3.5, the undocumented and unofficial use_load_tests is - # ignored (and deprecated). - load_tests_args = [] - with warnings.catch_warnings(record=False): - warnings.simplefilter('ignore') - suite = loader.loadTestsFromModule(m, use_load_tests=False) - self.assertEqual(load_tests_args, [loader, suite, None]) - @warningregistry - def test_loadTestsFromModule__use_load_tests_deprecated_positional(self): - m = types.ModuleType('m') - class MyTestCase(unittest.TestCase): - def test(self): - pass - m.testcase_1 = MyTestCase - - load_tests_args = [] - def load_tests(loader, tests, pattern): - self.assertIsInstance(tests, unittest.TestSuite) - load_tests_args.extend((loader, tests, pattern)) - return tests - m.load_tests = load_tests - # The method still works. - loader = unittest.TestLoader() - # use_load_tests=True as a positional argument. - with warnings.catch_warnings(record=True) as w: - warnings.simplefilter('always') - suite = loader.loadTestsFromModule(m, False) - self.assertIsInstance(suite, unittest.TestSuite) - # load_tests was still called because use_load_tests is deprecated - # and ignored. - self.assertEqual(load_tests_args, [loader, suite, None]) - # We got a warning. - self.assertIs(w[-1].category, DeprecationWarning) - self.assertEqual(str(w[-1].message), - 'use_load_tests is deprecated and ignored') - - @warningregistry - def test_loadTestsFromModule__use_load_tests_deprecated_keyword(self): - m = types.ModuleType('m') - class MyTestCase(unittest.TestCase): - def test(self): - pass - m.testcase_1 = MyTestCase - - load_tests_args = [] - def load_tests(loader, tests, pattern): - self.assertIsInstance(tests, unittest.TestSuite) - load_tests_args.extend((loader, tests, pattern)) - return tests - m.load_tests = load_tests - # The method still works. - loader = unittest.TestLoader() - with warnings.catch_warnings(record=True) as w: - warnings.simplefilter('always') - suite = loader.loadTestsFromModule(m, use_load_tests=False) - self.assertIsInstance(suite, unittest.TestSuite) - # load_tests was still called because use_load_tests is deprecated - # and ignored. - self.assertEqual(load_tests_args, [loader, suite, None]) - # We got a warning. - self.assertIs(w[-1].category, DeprecationWarning) - self.assertEqual(str(w[-1].message), - 'use_load_tests is deprecated and ignored') - - @warningregistry - def test_loadTestsFromModule__too_many_positional_args(self): - m = types.ModuleType('m') - class MyTestCase(unittest.TestCase): - def test(self): - pass - m.testcase_1 = MyTestCase - - load_tests_args = [] - def load_tests(loader, tests, pattern): - self.assertIsInstance(tests, unittest.TestSuite) - load_tests_args.extend((loader, tests, pattern)) - return tests - m.load_tests = load_tests - loader = unittest.TestLoader() - with self.assertRaises(TypeError) as cm, \ - warnings.catch_warnings(record=True) as w: - warnings.simplefilter('always') - loader.loadTestsFromModule(m, False, 'testme.*') - # We still got the deprecation warning. - self.assertIs(w[-1].category, DeprecationWarning) - self.assertEqual(str(w[-1].message), - 'use_load_tests is deprecated and ignored') - # We also got a TypeError for too many positional arguments. - self.assertEqual(type(cm.exception), TypeError) - self.assertEqual( - str(cm.exception), - 'loadTestsFromModule() takes 1 positional argument but 3 were given') - - @warningregistry - def test_loadTestsFromModule__use_load_tests_other_bad_keyword(self): - m = types.ModuleType('m') - class MyTestCase(unittest.TestCase): - def test(self): - pass - m.testcase_1 = MyTestCase - - load_tests_args = [] - def load_tests(loader, tests, pattern): - self.assertIsInstance(tests, unittest.TestSuite) - load_tests_args.extend((loader, tests, pattern)) - return tests - m.load_tests = load_tests - loader = unittest.TestLoader() - with warnings.catch_warnings(): - warnings.simplefilter('ignore') - with self.assertRaises(TypeError) as cm: - loader.loadTestsFromModule( - m, use_load_tests=False, very_bad=True, worse=False) - self.assertEqual(type(cm.exception), TypeError) - # The error message names the first bad argument alphabetically, - # however use_load_tests (which sorts first) is ignored. - self.assertEqual( - str(cm.exception), - "loadTestsFromModule() got an unexpected keyword argument 'very_bad'") + # In Python 3.11, the undocumented and unofficial use_load_tests has + # been removed. + with self.assertRaises(TypeError): + loader.loadTestsFromModule(m, False) + with self.assertRaises(TypeError): + loader.loadTestsFromModule(m, use_load_tests=False) def test_loadTestsFromModule__pattern(self): m = types.ModuleType('m') diff --git a/Lib/unittest/test/test_program.py b/Lib/unittest/test/test_program.py index eef82ff937a..93a61097e93 100644 --- a/Lib/unittest/test/test_program.py +++ b/Lib/unittest/test/test_program.py @@ -426,14 +426,14 @@ class TestCommandLineArgs(unittest.TestCase): return stderr.decode() t = '_test_warnings' - self.assertIn('Ran 7 tests', run_unittest([t])) - self.assertIn('Ran 7 tests', run_unittest(['-k', 'TestWarnings', t])) - self.assertIn('Ran 7 tests', run_unittest(['discover', '-p', '*_test*', '-k', 'TestWarnings'])) - self.assertIn('Ran 2 tests', run_unittest(['-k', 'f', t])) - self.assertIn('Ran 7 tests', run_unittest(['-k', 't', t])) - self.assertIn('Ran 3 tests', run_unittest(['-k', '*t', t])) - self.assertIn('Ran 7 tests', run_unittest(['-k', '*test_warnings.*Warning*', t])) - self.assertIn('Ran 1 test', run_unittest(['-k', '*test_warnings.*warning*', t])) + self.assertIn('Ran 5 tests', run_unittest([t])) + self.assertIn('Ran 5 tests', run_unittest(['-k', 'TestWarnings', t])) + self.assertIn('Ran 5 tests', run_unittest(['discover', '-p', '*_test*', '-k', 'TestWarnings'])) + self.assertIn('Ran 1 test ', run_unittest(['-k', 'f', t])) + self.assertIn('Ran 5 tests', run_unittest(['-k', 't', t])) + self.assertIn('Ran 2 tests', run_unittest(['-k', '*t', t])) + self.assertIn('Ran 5 tests', run_unittest(['-k', '*test_warnings.*Warning*', t])) + self.assertIn('Ran 1 test ', run_unittest(['-k', '*test_warnings.*warning*', t])) if __name__ == '__main__': diff --git a/Lib/unittest/test/test_runner.py b/Lib/unittest/test/test_runner.py index 453e6c3d11c..6dc3cf6aee6 100644 --- a/Lib/unittest/test/test_runner.py +++ b/Lib/unittest/test/test_runner.py @@ -1146,8 +1146,6 @@ class Test_TextTestRunner(unittest.TestCase): return [b.splitlines() for b in p.communicate()] opts = dict(stdout=subprocess.PIPE, stderr=subprocess.PIPE, cwd=os.path.dirname(__file__)) - ae_msg = b'Please use assertEqual instead.' - at_msg = b'Please use assertTrue instead.' # no args -> all the warnings are printed, unittest warnings only once p = subprocess.Popen([sys.executable, '-E', '_test_warnings.py'], **opts) @@ -1155,11 +1153,11 @@ class Test_TextTestRunner(unittest.TestCase): out, err = get_parse_out_err(p) self.assertIn(b'OK', err) # check that the total number of warnings in the output is correct - self.assertEqual(len(out), 12) + self.assertEqual(len(out), 10) # check that the numbers of the different kind of warnings is correct for msg in [b'dw', b'iw', b'uw']: self.assertEqual(out.count(msg), 3) - for msg in [ae_msg, at_msg, b'rw']: + for msg in [b'rw']: self.assertEqual(out.count(msg), 1) args_list = ( @@ -1186,11 +1184,9 @@ class Test_TextTestRunner(unittest.TestCase): with p: out, err = get_parse_out_err(p) self.assertIn(b'OK', err) - self.assertEqual(len(out), 14) + self.assertEqual(len(out), 12) for msg in [b'dw', b'iw', b'uw', b'rw']: self.assertEqual(out.count(msg), 3) - for msg in [ae_msg, at_msg]: - self.assertEqual(out.count(msg), 1) def testStdErrLookedUpAtInstantiationTime(self): # see issue 10786 diff --git a/Misc/NEWS.d/next/Library/2021-09-10-13-20-53.bpo-45162.2Jh-lq.rst b/Misc/NEWS.d/next/Library/2021-09-10-13-20-53.bpo-45162.2Jh-lq.rst new file mode 100644 index 00000000000..b22269d65b0 --- /dev/null +++ b/Misc/NEWS.d/next/Library/2021-09-10-13-20-53.bpo-45162.2Jh-lq.rst @@ -0,0 +1,6 @@ +Remove many old deprecated :mod:`unittest` features: + +* "``fail*``" and "``assert*``" aliases of :class:`~unittest.TestCase` methods. +* Broken from start :class:`~unittest.TestCase` method ``assertDictContainsSubset()``. +* Ignored :meth:` TestLoader.loadTestsFromModule` parameter *use_load_tests*. +* Old alias ``_TextTestResult`` of :class:`~unittest.TextTestResult`.