Python django.test.signals.setting_changed.send() Examples

def enable(self):
        # Keep this code at the beginning to leave the settings unchanged
        # in case it raises an exception because INSTALLED_APPS is invalid.
        if 'INSTALLED_APPS' in self.options:
            try:
                apps.set_installed_apps(self.options['INSTALLED_APPS'])
            except Exception:
                apps.unset_installed_apps()
                raise
        override = UserSettingsHolder(settings._wrapped)
        for key, new_value in self.options.items():
            setattr(override, key, new_value)
        self.wrapped = settings._wrapped
        settings._wrapped = override
        for key, new_value in self.options.items():
            setting_changed.send(sender=settings._wrapped.__class__,
                                 setting=key, value=new_value, enter=True) 

def enable(self):
        # Keep this code at the beginning to leave the settings unchanged
        # in case it raises an exception because INSTALLED_APPS is invalid.
        if 'INSTALLED_APPS' in self.options:
            try:
                apps.set_installed_apps(self.options['INSTALLED_APPS'])
            except Exception:
                apps.unset_installed_apps()
                raise
        override = UserSettingsHolder(settings._wrapped)
        for key, new_value in self.options.items():
            setattr(override, key, new_value)
        self.wrapped = settings._wrapped
        settings._wrapped = override
        for key, new_value in self.options.items():
            setting_changed.send(sender=settings._wrapped.__class__,
                                 setting=key, value=new_value, enter=True) 

def enable(self):
        # Keep this code at the beginning to leave the settings unchanged
        # in case it raises an exception because INSTALLED_APPS is invalid.
        if 'INSTALLED_APPS' in self.options:
            try:
                apps.set_installed_apps(self.options['INSTALLED_APPS'])
            except Exception:
                apps.unset_installed_apps()
                raise
        override = UserSettingsHolder(settings._wrapped)
        for key, new_value in self.options.items():
            setattr(override, key, new_value)
        self.wrapped = settings._wrapped
        settings._wrapped = override
        for key, new_value in self.options.items():
            setting_changed.send(sender=settings._wrapped.__class__,
                                 setting=key, value=new_value, enter=True) 

def enable(self):
        # Keep this code at the beginning to leave the settings unchanged
        # in case it raises an exception because INSTALLED_APPS is invalid.
        if 'INSTALLED_APPS' in self.options:
            try:
                apps.set_installed_apps(self.options['INSTALLED_APPS'])
            except Exception:
                apps.unset_installed_apps()
                raise
        override = UserSettingsHolder(settings._wrapped)
        for key, new_value in self.options.items():
            setattr(override, key, new_value)
        self.wrapped = settings._wrapped
        settings._wrapped = override
        for key, new_value in self.options.items():
            setting_changed.send(sender=settings._wrapped.__class__,
                                 setting=key, value=new_value, enter=True) 

def enable(self):
        # Keep this code at the beginning to leave the settings unchanged
        # in case it raises an exception because INSTALLED_APPS is invalid.
        if 'INSTALLED_APPS' in self.options:
            try:
                apps.set_installed_apps(self.options['INSTALLED_APPS'])
            except Exception:
                apps.unset_installed_apps()
                raise
        override = UserSettingsHolder(settings._wrapped)
        for key, new_value in self.options.items():
            setattr(override, key, new_value)
        self.wrapped = settings._wrapped
        settings._wrapped = override
        for key, new_value in self.options.items():
            setting_changed.send(sender=settings._wrapped.__class__,
                                 setting=key, value=new_value, enter=True) 

def enable(self):
        # Keep this code at the beginning to leave the settings unchanged
        # in case it raises an exception because INSTALLED_APPS is invalid.
        if 'INSTALLED_APPS' in self.options:
            try:
                apps.set_installed_apps(self.options['INSTALLED_APPS'])
            except Exception:
                apps.unset_installed_apps()
                raise
        override = UserSettingsHolder(settings._wrapped)
        for key, new_value in self.options.items():
            setattr(override, key, new_value)
        self.wrapped = settings._wrapped
        settings._wrapped = override
        for key, new_value in self.options.items():
            setting_changed.send(sender=settings._wrapped.__class__,
                                 setting=key, value=new_value, enter=True) 

def disable(self):
        settings._wrapped = self.wrapped
        for key in self.options:
            new_value = getattr(settings, key, None)
            setting_changed.send(sender=settings._wrapped.__class__,
                                 setting=key, value=new_value) 

def setUp(self):
        super().setUp()
        self.dirname = tempfile.mkdtemp()
        # Caches location cannot be modified through override_settings / modify_settings,
        # hence settings are manipulated directly here and the setting_changed signal
        # is triggered manually.
        for cache_params in settings.CACHES.values():
            cache_params.update({'LOCATION': self.dirname})
        setting_changed.send(self.__class__, setting='CACHES', enter=False) 

def instrumented_test_render(self, context):
    """
    An instrumented Template render method, providing a signal
    that can be intercepted by the test system Client
    """
    template_rendered.send(sender=self, template=self, context=context)
    return self.nodelist.render(context) 

def disable(self):
        if 'INSTALLED_APPS' in self.options:
            apps.unset_installed_apps()
        settings._wrapped = self.wrapped
        del self.wrapped
        for key in self.options:
            new_value = getattr(settings, key, None)
            setting_changed.send(sender=settings._wrapped.__class__,
                                 setting=key, value=new_value, enter=False) 

def _pre_setup(self):
        """Performs any pre-test setup. This includes:

        * If the class has an 'available_apps' attribute, restricting the app
          registry to these applications, then firing post_migrate -- it must
          run with the correct set of applications for the test case.
        * If the class has a 'fixtures' attribute, installing these fixtures.
        """
        super(TransactionTestCase, self)._pre_setup()
        if self.available_apps is not None:
            apps.set_available_apps(self.available_apps)
            setting_changed.send(sender=settings._wrapped.__class__,
                                 setting='INSTALLED_APPS',
                                 value=self.available_apps,
                                 enter=True)
            for db_name in self._databases_names(include_mirrors=False):
                emit_post_migrate_signal(verbosity=0, interactive=False, db=db_name)
        try:
            self._fixture_setup()
        except Exception:
            if self.available_apps is not None:
                apps.unset_available_apps()
                setting_changed.send(sender=settings._wrapped.__class__,
                                     setting='INSTALLED_APPS',
                                     value=settings.INSTALLED_APPS,
                                     enter=False)

            raise 

def _post_teardown(self):
        """Performs any post-test things. This includes:

        * Flushing the contents of the database, to leave a clean slate. If
          the class has an 'available_apps' attribute, post_migrate isn't fired.
        * Force-closing the connection, so the next test gets a clean cursor.
        """
        try:
            self._fixture_teardown()
            super(TransactionTestCase, self)._post_teardown()
            if self._should_reload_connections():
                # Some DB cursors include SQL statements as part of cursor
                # creation. If you have a test that does a rollback, the effect
                # of these statements is lost, which can affect the operation of
                # tests (e.g., losing a timezone setting causing objects to be
                # created with the wrong time). To make sure this doesn't
                # happen, get a clean connection at the start of every test.
                for conn in connections.all():
                    conn.close()
        finally:
            if self.available_apps is not None:
                apps.unset_available_apps()
                setting_changed.send(sender=settings._wrapped.__class__,
                                     setting='INSTALLED_APPS',
                                     value=settings.INSTALLED_APPS,
                                     enter=False) 

def instrumented_test_render(self, context):
    """
    An instrumented Template render method, providing a signal
    that can be intercepted by the test system Client
    """
    template_rendered.send(sender=self, template=self, context=context)
    return self.nodelist.render(context) 

def disable(self):
        if 'INSTALLED_APPS' in self.options:
            apps.unset_installed_apps()
        settings._wrapped = self.wrapped
        del self.wrapped
        for key in self.options:
            new_value = getattr(settings, key, None)
            setting_changed.send(sender=settings._wrapped.__class__,
                                 setting=key, value=new_value, enter=False) 

def _pre_setup(self):
        """Performs any pre-test setup. This includes:

        * If the class has an 'available_apps' attribute, restricting the app
          registry to these applications, then firing post_migrate -- it must
          run with the correct set of applications for the test case.
        * If the class has a 'fixtures' attribute, installing these fixtures.
        """
        super(TransactionTestCase, self)._pre_setup()
        if self.available_apps is not None:
            apps.set_available_apps(self.available_apps)
            setting_changed.send(
                sender=settings._wrapped.__class__,
                setting='INSTALLED_APPS',
                value=self.available_apps,
                enter=True,
            )
            for db_name in self._databases_names(include_mirrors=False):
                emit_post_migrate_signal(verbosity=0, interactive=False, db=db_name)
        try:
            self._fixture_setup()
        except Exception:
            if self.available_apps is not None:
                apps.unset_available_apps()
                setting_changed.send(
                    sender=settings._wrapped.__class__,
                    setting='INSTALLED_APPS',
                    value=settings.INSTALLED_APPS,
                    enter=False,
                )
            raise 

def _post_teardown(self):
        """Performs any post-test things. This includes:

        * Flushing the contents of the database, to leave a clean slate. If
          the class has an 'available_apps' attribute, post_migrate isn't fired.
        * Force-closing the connection, so the next test gets a clean cursor.
        """
        try:
            self._fixture_teardown()
            super(TransactionTestCase, self)._post_teardown()
            if self._should_reload_connections():
                # Some DB cursors include SQL statements as part of cursor
                # creation. If you have a test that does a rollback, the effect
                # of these statements is lost, which can affect the operation of
                # tests (e.g., losing a timezone setting causing objects to be
                # created with the wrong time). To make sure this doesn't
                # happen, get a clean connection at the start of every test.
                for conn in connections.all():
                    conn.close()
        finally:
            if self.available_apps is not None:
                apps.unset_available_apps()
                setting_changed.send(sender=settings._wrapped.__class__,
                                     setting='INSTALLED_APPS',
                                     value=settings.INSTALLED_APPS,
                                     enter=False) 

def test_close(self):
        # For clients that don't manage their connections properly, the
        # connection is closed when the request is complete.
        signals.request_finished.disconnect(close_old_connections)
        try:
            with mock.patch.object(cache._lib.Client, 'disconnect_all', autospec=True) as mock_disconnect:
                signals.request_finished.send(self.__class__)
                self.assertIs(mock_disconnect.called, self.should_disconnect_on_close)
        finally:
            signals.request_finished.connect(close_old_connections) 

def setUp(self):
        super().setUp()
        self.dirname = tempfile.mkdtemp()
        # Caches location cannot be modified through override_settings / modify_settings,
        # hence settings are manipulated directly here and the setting_changed signal
        # is triggered manually.
        for cache_params in settings.CACHES.values():
            cache_params.update({'LOCATION': self.dirname})
        setting_changed.send(self.__class__, setting='CACHES', enter=False) 

def test_close(self):
        self.assertFalse(cache.closed)
        signals.request_finished.send(self.__class__)
        self.assertTrue(cache.closed) 

def test_close(self):
        # For clients that don't manage their connections properly, the
        # connection is closed when the request is complete.
        signals.request_finished.disconnect(close_old_connections)
        try:
            with mock.patch.object(cache._lib.Client, 'disconnect_all', autospec=True) as mock_disconnect:
                signals.request_finished.send(self.__class__)
                self.assertIs(mock_disconnect.called, self.should_disconnect_on_close)
        finally:
            signals.request_finished.connect(close_old_connections) 

def instrumented_test_render(self, context):
    """
    An instrumented Template render method, providing a signal
    that can be intercepted by the test system Client
    """
    template_rendered.send(sender=self, template=self, context=context)
    return self.nodelist.render(context) 

def disable(self):
        if 'INSTALLED_APPS' in self.options:
            apps.unset_installed_apps()
        settings._wrapped = self.wrapped
        del self.wrapped
        for key in self.options:
            new_value = getattr(settings, key, None)
            setting_changed.send(sender=settings._wrapped.__class__,
                                 setting=key, value=new_value, enter=False) 

def disable(self):
        if 'INSTALLED_APPS' in self.options:
            apps.unset_installed_apps()
        settings._wrapped = self.wrapped
        del self.wrapped
        for key in self.options:
            new_value = getattr(settings, key, None)
            setting_changed.send(sender=settings._wrapped.__class__,
                                 setting=key, value=new_value, enter=False) 

def _pre_setup(self):
        """Performs any pre-test setup. This includes:

        * If the class has an 'available_apps' attribute, restricting the app
          registry to these applications, then firing post_migrate -- it must
          run with the correct set of applications for the test case.
        * If the class has a 'fixtures' attribute, installing these fixtures.
        """
        super(TransactionTestCase, self)._pre_setup()
        if self.available_apps is not None:
            apps.set_available_apps(self.available_apps)
            setting_changed.send(sender=settings._wrapped.__class__,
                                 setting='INSTALLED_APPS',
                                 value=self.available_apps,
                                 enter=True)
            for db_name in self._databases_names(include_mirrors=False):
                flush.Command.emit_post_migrate(verbosity=0, interactive=False, database=db_name)
        try:
            self._fixture_setup()
        except Exception:
            if self.available_apps is not None:
                apps.unset_available_apps()
                setting_changed.send(sender=settings._wrapped.__class__,
                                     setting='INSTALLED_APPS',
                                     value=settings.INSTALLED_APPS,
                                     enter=False)

            raise 

def _post_teardown(self):
        """Performs any post-test things. This includes:

        * Flushing the contents of the database, to leave a clean slate. If
          the class has an 'available_apps' attribute, post_migrate isn't fired.
        * Force-closing the connection, so the next test gets a clean cursor.
        """
        try:
            self._fixture_teardown()
            super(TransactionTestCase, self)._post_teardown()
            if self._should_reload_connections():
                # Some DB cursors include SQL statements as part of cursor
                # creation. If you have a test that does a rollback, the effect
                # of these statements is lost, which can affect the operation of
                # tests (e.g., losing a timezone setting causing objects to be
                # created with the wrong time). To make sure this doesn't
                # happen, get a clean connection at the start of every test.
                for conn in connections.all():
                    conn.close()
        finally:
            if self.available_apps is not None:
                apps.unset_available_apps()
                setting_changed.send(sender=settings._wrapped.__class__,
                                     setting='INSTALLED_APPS',
                                     value=settings.INSTALLED_APPS,
                                     enter=False) 

def instrumented_test_render(self, context):
    """
    An instrumented Template render method, providing a signal that can be
    intercepted by the test Client.
    """
    template_rendered.send(sender=self, template=self, context=context)
    return self.nodelist.render(context) 

def disable(self):
        if 'INSTALLED_APPS' in self.options:
            apps.unset_installed_apps()
        settings._wrapped = self.wrapped
        del self.wrapped
        for key in self.options:
            new_value = getattr(settings, key, None)
            setting_changed.send(sender=settings._wrapped.__class__,
                                 setting=key, value=new_value, enter=False) 

def _pre_setup(self):
        """
        Perform pre-test setup:
        * If the class has an 'available_apps' attribute, restrict the app
          registry to these applications, then fire the post_migrate signal --
          it must run with the correct set of applications for the test case.
        * If the class has a 'fixtures' attribute, install those fixtures.
        """
        super()._pre_setup()
        if self.available_apps is not None:
            apps.set_available_apps(self.available_apps)
            setting_changed.send(
                sender=settings._wrapped.__class__,
                setting='INSTALLED_APPS',
                value=self.available_apps,
                enter=True,
            )
            for db_name in self._databases_names(include_mirrors=False):
                emit_post_migrate_signal(verbosity=0, interactive=False, db=db_name)
        try:
            self._fixture_setup()
        except Exception:
            if self.available_apps is not None:
                apps.unset_available_apps()
                setting_changed.send(
                    sender=settings._wrapped.__class__,
                    setting='INSTALLED_APPS',
                    value=settings.INSTALLED_APPS,
                    enter=False,
                )
            raise
        # Clear the queries_log so that it's less likely to overflow (a single
        # test probably won't execute 9K queries). If queries_log overflows,
        # then assertNumQueries() doesn't work.
        for db_name in self._databases_names(include_mirrors=False):
            connections[db_name].queries_log.clear() 

def _post_teardown(self):
        """
        Perform post-test things:
        * Flush the contents of the database to leave a clean slate. If the
          class has an 'available_apps' attribute, don't fire post_migrate.
        * Force-close the connection so the next test gets a clean cursor.
        """
        try:
            self._fixture_teardown()
            super()._post_teardown()
            if self._should_reload_connections():
                # Some DB cursors include SQL statements as part of cursor
                # creation. If you have a test that does a rollback, the effect
                # of these statements is lost, which can affect the operation of
                # tests (e.g., losing a timezone setting causing objects to be
                # created with the wrong time). To make sure this doesn't
                # happen, get a clean connection at the start of every test.
                for conn in connections.all():
                    conn.close()
        finally:
            if self.available_apps is not None:
                apps.unset_available_apps()
                setting_changed.send(sender=settings._wrapped.__class__,
                                     setting='INSTALLED_APPS',
                                     value=settings.INSTALLED_APPS,
                                     enter=False) 

def instrumented_test_render(self, context):
    """
    An instrumented Template render method, providing a signal that can be
    intercepted by the test Client.
    """
    template_rendered.send(sender=self, template=self, context=context)
    return self.nodelist.render(context)