Python config.Config類代碼示例

def autohelp_directive(dirname, arguments, options, content, lineno,
                       content_offset, block_text, state, state_machine):
    """produces rst from nose help"""
    config = Config(parserClass=OptBucket,
                    plugins=BuiltinPluginManager())
    parser = config.getParser(TestProgram.usage())
    rst = ViewList()
    for line in parser.format_help().split('\n'):
        rst.append(line, '<autodoc>')

    rst.append('Options', '<autodoc>')
    rst.append('-------', '<autodoc>')
    rst.append('', '<autodoc>')
    for opt in parser:
        rst.append(opt.options(), '<autodoc>')
        rst.append('   \n', '<autodoc>')
        rst.append('   ' + opt.help + '\n', '<autodoc>')
        rst.append('\n', '<autodoc>')    
    node = nodes.section()
    node.document = state.document
    surrounding_title_styles = state.memo.title_styles
    surrounding_section_level = state.memo.section_level
    state.memo.title_styles = []
    state.memo.section_level = 0
    state.nested_parse(rst, 0, node, match_titles=1)
    state.memo.title_styles = surrounding_title_styles
    state.memo.section_level = surrounding_section_level

    return node.children

def run(*arg, **kw):
    """
    Specialized version of nose.run for use inside of doctests that
    test test runs.

    This version of run() prints the result output to stdout.  Before
    printing, the output is processed by replacing the timing
    information with an ellipsis (...), removing traceback stacks, and
    removing trailing whitespace.

    Use this version of run wherever you are writing a doctest that
    tests nose (or unittest) test result output.

    Note: do not use doctest: +ELLIPSIS when testing nose output,
    since ellipses ("test_foo ... ok") in your expected test runner
    output may match multiple lines of output, causing spurious test
    passes!
    """
    from nose import run
    from nose.config import Config
    from nose.plugins.manager import PluginManager

    buffer = StringIO()
    if 'config' not in kw:
        plugins = kw.pop('plugins', None)
        env = kw.pop('env', {})
        kw['config'] = Config(env=env, plugins=PluginManager(plugins=plugins))
    if 'argv' not in kw:
        kw['argv'] = ['nosetests', '-v']
    kw['config'].stream = buffer
    run(*arg, **kw)
    out = buffer.getvalue()
    print munge_nose_output_for_doctest(out)

def collector():
    """TestSuite replacement entry point. Use anywhere you might use a
    unittest.TestSuite. The collector will, by default, load options from
    all config files and execute loader.loadTestsFromNames() on the
    configured testNames, or '.' if no testNames are configured.
    """    
    # plugins that implement any of these methods are disabled, since
    # we don't control the test runner and won't be able to run them
    # finalize() is also not called, but plugins that use it aren't disabled,
    # because capture needs it.
    setuptools_incompat = ('report', 'prepareTest',
                           'prepareTestLoader', 'prepareTestRunner',
                           'setOutputStream')

    plugins = RestrictedPluginManager(exclude=setuptools_incompat)
    conf = Config(files=all_config_files(),
                  plugins=plugins)
    conf.configure(argv=['collector'])
    loader = defaultTestLoader(conf)

    if conf.testNames:
        suite = loader.loadTestsFromNames(conf.testNames)
    else:
        suite = loader.loadTestsFromNames(('.',))
    return FinalizingSuiteWrapper(suite, plugins.finalize)

def run(*arg, **kw):
    """
    Specialized version of nose.run for use inside of doctests that
    test test runs.

    This version of run() prints the result output to stdout.  Before
    printing, the output is processed by replacing the timing
    information with an ellipsis (...), removing traceback stacks, and
    removing trailing whitespace.

    Use this version of run wherever you are writing a doctest that
    tests nose (or unittest) test result output.

    Note: do not use doctest: +ELLIPSIS when testing nose output,
    since ellipses ("test_foo ... ok") in your expected test runner
    output may match multiple lines of output, causing spurious test
    passes!
    """
    from nose import run
    from nose.config import Config
    from nose.plugins.manager import PluginManager

    buffer = Buffer()
    if 'config' not in kw:
        plugins = kw.pop('plugins', [])
        if isinstance(plugins, list):
            plugins = PluginManager(plugins=plugins)
        env = kw.pop('env', {})
        kw['config'] = Config(env=env, plugins=plugins)
    if 'argv' not in kw:
        kw['argv'] = ['nosetests', '-v']
    kw['config'].stream = buffer

    # Set up buffering so that all output goes to our buffer,
    # or warn user if deprecated behavior is active. If this is not
    # done, prints and warnings will either be out of place or
    # disappear.
    stderr = sys.stderr
    stdout = sys.stdout
    if kw.pop('buffer_all', False):
        sys.stdout = sys.stderr = buffer
        restore = True
    else:
        restore = False
        warn("The behavior of nose.plugins.plugintest.run() will change in "
             "the next release of nose. The current behavior does not "
             "correctly account for output to stdout and stderr. To enable "
             "correct behavior, use run_buffered() instead, or pass "
             "the keyword argument buffer_all=True to run().",
             DeprecationWarning, stacklevel=2)
    try:
        run(*arg, **kw)
    finally:
        if restore:
            sys.stderr = stderr
            sys.stdout = stdout
    out = buffer.getvalue()
    print munge_nose_output_for_doctest(out)

 def test_exclude(self):
     s = Selector(Config())
     c = Config()
     c.exclude = [re.compile(r'me')]
     s2 = Selector(c)
     
     assert s.matches('test_foo')
     assert s2.matches('test_foo')
     assert s.matches('test_me')
     assert not s2.matches('test_me')

 def test_ignore_files_override(self):
     """Override the configuration to skip only specified files."""
     c = Config()
     c.ignoreFiles = [re.compile(r'^test_favourite_colour\.py$')]
     s = Selector(c)
     
     assert s.wantFile('_test_underscore.py')
     assert s.wantFile('.test_hidden.py')
     assert not s.wantFile('setup.py') # Actually excluded because of testMatch
     assert not s.wantFile('test_favourite_colour.py')

def test_mp_process_args_pickleable():
    test = case.Test(T('runTest'))
    config = Config()
    config.multiprocess_workers = 2
    config.multiprocess_timeout = 0.1
    runner = multiprocess.MultiProcessTestRunner(
        stream=_WritelnDecorator(sys.stdout),
        verbosity=2,
        loaderClass=TestLoader,
        config=config)
    runner.run(test)

    def test_isolation(self):
        """root logger settings ignored"""

        root = logging.getLogger('')
        nose = logging.getLogger('nose')

        config = Config()
        config.configureLogging()
        
        root.setLevel(logging.DEBUG)
        self.assertEqual(nose.level, logging.WARN)

def test_mp_process_args_pickleable():
    # TODO(Kumar) this test needs to be more succint.
    # If you start seeing it timeout then perhaps we need to skip it again.
    # raise SkipTest('this currently gets stuck in poll() 90% of the time')
    test = case.Test(T('runTest'))
    config = Config()
    config.multiprocess_workers = 2
    config.multiprocess_timeout = 5
    runner = multiprocess.MultiProcessTestRunner(
        stream=_WritelnDecorator(sys.stdout),
        verbosity=10,
        loaderClass=TestLoader,
        config=config)
    runner.run(test)

class TestIdTest(unittest.TestCase):
    tests_location = "tests/data/testid/testid.py"
    idfile_location = "data/testid/.noseids"

    def setUp(self):
        self.idfile = os.path.abspath(
            os.path.join(os.path.dirname(__file__), self.idfile_location))
        parser = optparse.OptionParser()
        argv = [
            # 0 is always program
            "lode_runner",
            "--failed",
            "--with-id",
            "--id-file=%s" % self.idfile
        ]
        self.x = TestId()
        self.x.add_options(parser, env={})
        (options, args) = parser.parse_args(argv)
        self.config = Config()
        self.x.configure(options, self.config)
        self.config.plugins = PluginManager()
        self.config.plugins.addPlugin(Dataprovider())
        self.config.plugins.addPlugin(TestId())
        self.config.configure(argv)

    def tearDown(self):
        try:
            os.remove(self.idfile)
        except OSError:
            pass

    def test_load_tests_path_with_no_info_in_idfile(self):
        names = self.x.loadTestsFromNames([self.tests_location])
        self.assertEqual((None, [self.tests_location]), names)

    def test_loaded_names_with_failing_tests_in_idfile(self):
        stream = StringIO()

        tests = TestLoader(config=self.config).loadTestsFromName(self.tests_location)
        result = LodeTestResult(stream, None, 0)
        tests.run(result)
        # generate needed idfile
        self.config.plugins.finalize(result)

        names = self.x.loadTestsFromNames([self.tests_location])
        loaded_tests = [(parse_test_name(name)[1], parse_test_name(name)[2]) for name in names[1]]
        self.assertEqual(
            [('DataprovidedTestCase','test_with_dataprovider_failing_on_everything_except_2_1'),
             ('DataprovidedTestCase','test_with_dataprovider_failing_on_everything_except_2_3')], loaded_tests)

    def test_queue_manager_timing_out(self):
        class Options(object):
            gevented_timeout = .05

        config = Config()
        config.options = Options()
        queue_manager = gmultiprocess.TestsQueueManager(config=config)

        tasks = [gmultiprocess.get_task_key(('test_addr', 'arg'))]
        with self.assertRaisesRegexp(Exception, 'Timing out'):
            queue_manager.process_test_results(
                tasks,
                global_result=None,
                output_stream=None,
                stop_on_error=False,
            )

class DiscoverTest(unittest.TestCase):
    tests_location = "tests/data/dataprovided/dataprovided.py"
    tested_test = ":TestCase.test_with_dataprovider_fixture_2"
    argv = []

    ran_1_test = "Ran 1 test"
    no_such_test = "ValueError: No such test"

    def setUp(self):
        self.config = Config()
        self.config.plugins = PluginManager()
        self.config.plugins.addPlugin(Dataprovider())
        self.config.configure(self.argv)

    def tearDown(self):
        del sys.modules["dataprovided"]
        self.argv = []

    def test_include(self):
        s = Selector(Config())
        c = Config()
        c.include = [re.compile(r"me")]
        s2 = Selector(c)

        assert s.matches("test")
        assert s2.matches("test")
        assert not s.matches("meatball")
        assert s2.matches("meatball")
        assert not s.matches("toyota")
        assert not s2.matches("toyota")

        c.include.append(re.compile("toy"))
        assert s.matches("test")
        assert s2.matches("test")
        assert not s.matches("meatball")
        assert s2.matches("meatball")
        assert not s.matches("toyota")
        assert s2.matches("toyota")

    def _execPlugin(self):
        """execute the plugin on the internal test suite.
        """
        from nose.config import Config
        from nose.core import TestProgram
        from nose.plugins.manager import PluginManager

        suite = None
        stream = Buffer()
        conf = Config(env=self.env,
                      stream=stream,
                      plugins=PluginManager(plugins=self.plugins))
        if self.ignoreFiles is not None:
            conf.ignoreFiles = self.ignoreFiles
        if not self.suitepath:
            suite = self.makeSuite()

        self.nose = TestProgram(argv=self.argv, config=conf, suite=suite,
                                exit=False)
        self.output = AccessDecorator(stream)

    def test_include(self):
        s = Selector(Config())
        c = Config()
        c.include = [re.compile(r'me')]
        s2 = Selector(c)

        assert s.matches('test')
        assert s2.matches('test')
        assert not s.matches('meatball')
        assert s2.matches('meatball')
        assert not s.matches('toyota')
        assert not s2.matches('toyota')
        
        c.include.append(re.compile('toy'))
        assert s.matches('test')
        assert s2.matches('test')
        assert not s.matches('meatball')
        assert s2.matches('meatball')
        assert not s.matches('toyota')
        assert s2.matches('toyota')