Python Registry.replace方法代码示例

# 需要导入模块: from paste.registry import Registry [as 别名]
# 或者: from paste.registry.Registry import replace [as 别名]
def _test_restorer(stack, data):
    # We need to test the request's specific Registry. Initialize it here so we
    # can use it later (RegistryManager will re-use one preexisting in the
    # environ)
    registry = Registry()
    extra_environ={'paste.throw_errors': False,
                   'paste.registry': registry}
    request_id = restorer.get_request_id(extra_environ)
    app = TestApp(stack)
    res = app.get('/', extra_environ=extra_environ, expect_errors=True)

    # Ensure all the StackedObjectProxies are empty after the RegistryUsingApp
    # raises an Exception
    for stacked, proxied_obj, test_cleanup in data:
        only_key = list(proxied_obj.keys())[0]
        try:
            assert only_key not in stacked
            assert False
        except TypeError:
            # Definitely empty
            pass

    # Ensure the StackedObjectProxies & Registry 'work' in the simulated
    # EvalException context
    replace = {'replace': 'dict'}
    new = {'new': 'object'}
    restorer.restoration_begin(request_id)
    try:
        for stacked, proxied_obj, test_cleanup in data:
            # Ensure our original data magically re-appears in this context
            only_key, only_val = list(proxied_obj.items())[0]
            assert only_key in stacked and stacked[only_key] == only_val

            # Ensure the Registry still works
            registry.prepare()
            registry.register(stacked, new)
            assert 'new' in stacked and stacked['new'] == 'object'
            registry.cleanup()

            # Back to the original (pre-prepare())
            assert only_key in stacked and stacked[only_key] == only_val

            registry.replace(stacked, replace)
            assert 'replace' in stacked and stacked['replace'] == 'dict'

            if test_cleanup:
                registry.cleanup()
                try:
                    stacked._current_obj()
                    assert False
                except TypeError:
                    # Definitely empty
                    pass
    finally:
        restorer.restoration_end()

# 需要导入模块: from paste.registry import Registry [as 别名]
# 或者: from paste.registry.Registry import replace [as 别名]
def fake_request(pylons_config, server_name='mediadrop.example', language='en',
                 method='GET', request_uri='/', post_vars=None):
    app_globals = pylons_config['pylons.app_globals']
    pylons.app_globals._push_object(app_globals)
    
    if post_vars and method.upper() != 'POST':
        raise ValueError('You must not specify post_vars for request method %r' % method)
    wsgi_environ = create_wsgi_environ('http://%s%s' % (server_name, request_uri),
        method.upper(), request_body=post_vars)
    request = Request(wsgi_environ, charset='utf-8')
    request.language = language
    request.settings = app_globals.settings
    pylons.request._push_object(request)
    response = Response(content_type='application/xml', charset='utf-8')
    pylons.response._push_object(response)
    
    session = SessionObject(wsgi_environ)
    pylons.session._push_object(session)

    routes_url = URLGenerator(pylons_config['routes.map'], wsgi_environ)
    pylons.url._push_object(routes_url)

    # TODO: Use ContextObj() for Pylons 0.10
    tmpl_context = AttribSafeContextObj()
    tmpl_context.paginators = Bunch()
    pylons.tmpl_context._push_object(tmpl_context)
    # some parts of Pylons (e.g. Pylons.controllers.core.WSGIController)
    # use the '.c' alias instead.
    pylons.c = pylons.tmpl_context
    
    paste_registry = Registry()
    paste_registry.prepare()
    engines = create_tw_engine_manager(app_globals)
    host_framework = PylonsHostFramework(engines=engines)
    paste_registry.register(tw.framework, host_framework)
    
    mediacore_i18n_path = os.path.join(os.path.dirname(mediacore.__file__), 'i18n')
    translator = Translator(language, dict(mediacore=mediacore_i18n_path))
    # not sure why but sometimes pylons.translator is not a StackedObjectProxy
    # but just a regular Translator.
    if not hasattr(pylons.translator, '_push_object'):
        pylons.translator = StackedObjectProxy()
    paste_registry.replace(pylons.translator, translator)
    
    wsgi_environ.update({
        'pylons.pylons': pylons,
        'paste.registry': paste_registry,
    })
    return request