format source using black

Michael Merickel

2018-10-15 0c29cf2df41600d3906d521c72991c7686018b71

 tests/test_router.py

@@ -2,6 +2,7 @@

from pyramid import testing


class TestRouter(unittest.TestCase):
    def setUp(self):
        self.config = testing.setUp()
@@ -13,6 +14,7 @@
    def _registerRouteRequest(self, name):
        from pyramid.interfaces import IRouteRequest
        from pyramid.request import route_request_iface

        iface = route_request_iface(name)
        self.registry.registerUtility(iface, IRouteRequest, name=name)
        return iface
@@ -20,6 +22,7 @@
    def _connectRoute(self, name, path, factory=None):
        from pyramid.interfaces import IRoutesMapper
        from pyramid.urldispatch import RoutesMapper

        mapper = self.registry.queryUtility(IRoutesMapper)
        if mapper is None:
            mapper = RoutesMapper()
@@ -28,21 +31,31 @@

    def _registerLogger(self):
        from pyramid.interfaces import IDebugLogger

        logger = DummyLogger()
        self.registry.registerUtility(logger, IDebugLogger)
        return logger

    def _registerSettings(self, **kw):
        settings = {'debug_authorization':False,
                    'debug_notfound':False,
                    'debug_routematch':False}
        settings = {
            'debug_authorization': False,
            'debug_notfound': False,
            'debug_routematch': False,
        }
        settings.update(kw)
        self.registry.settings = settings

    def _registerTraverserFactory(self, context, view_name='', subpath=None,
                                  traversed=None, virtual_root=None,
                                  virtual_root_path=None, raise_error=None,
                                  **kw):
    def _registerTraverserFactory(
        self,
        context,
        view_name='',
        subpath=None,
        traversed=None,
        virtual_root=None,
        virtual_root_path=None,
        raise_error=None,
        **kw
    ):
        from pyramid.interfaces import ITraverser

        if virtual_root is None:
@@ -61,39 +74,48 @@
            def __call__(self, request):
                if raise_error:
                    raise raise_error
                values = {'root':self.root,
                          'context':context,
                          'view_name':view_name,
                          'subpath':subpath,
                          'traversed':traversed,
                          'virtual_root':virtual_root,
                          'virtual_root_path':virtual_root_path}
                values = {
                    'root': self.root,
                    'context': context,
                    'view_name': view_name,
                    'subpath': subpath,
                    'traversed': traversed,
                    'virtual_root': virtual_root,
                    'virtual_root_path': virtual_root_path,
                }
                kw.update(values)
                return kw

        self.registry.registerAdapter(DummyTraverserFactory, (None,),
                                      ITraverser, name='')
        self.registry.registerAdapter(
            DummyTraverserFactory, (None,), ITraverser, name=''
        )

    def _registerView(self, app, name, classifier, req_iface, ctx_iface):
        from pyramid.interfaces import IView

        self.registry.registerAdapter(
            app, (classifier, req_iface, ctx_iface), IView, name)
            app, (classifier, req_iface, ctx_iface), IView, name
        )

    def _registerEventListener(self, iface):
        L = []

        def listener(event):
            L.append(event)

        self.registry.registerHandler(listener, (iface,))
        return L

    def _registerRootFactory(self, val):
        rootfactory = DummyRootFactory(val)
        from pyramid.interfaces import IRootFactory

        self.registry.registerUtility(rootfactory, IRootFactory)
        return rootfactory

    def _getTargetClass(self):
        from pyramid.router import Router

        return Router

    def _makeOne(self):
@@ -102,12 +124,12 @@

    def _makeEnviron(self, **extras):
        environ = {
            'wsgi.url_scheme':'http',
            'SERVER_NAME':'localhost',
            'SERVER_PORT':'8080',
            'REQUEST_METHOD':'GET',
            'PATH_INFO':'/',
            }
            'wsgi.url_scheme': 'http',
            'SERVER_NAME': 'localhost',
            'SERVER_PORT': '8080',
            'REQUEST_METHOD': 'GET',
            'PATH_INFO': '/',
        }
        environ.update(extras)
        return environ

@@ -128,8 +150,10 @@

    def test_request_factory(self):
        from pyramid.interfaces import IRequestFactory

        class DummyRequestFactory(object):
            pass

        self.registry.registerUtility(DummyRequestFactory, IRequestFactory)
        router = self._makeOne()
        self.assertEqual(router.request_factory, DummyRequestFactory)
@@ -140,41 +164,53 @@
        from pyramid.response import Response
        from pyramid.interfaces import IViewClassifier
        from pyramid.interfaces import IResponse

        tweens = Tweens()
        self.registry.registerUtility(tweens, ITweens)
        L = []

        def tween_factory1(handler, registry):
            L.append((handler, registry))

            def wrapper(request):
                request.environ['handled'].append('one')
                return handler(request)

            wrapper.name = 'one'
            wrapper.child = handler
            return wrapper

        def tween_factory2(handler, registry):
            L.append((handler, registry))

            def wrapper(request):
                request.environ['handled'] = ['two']
                return handler(request)

            wrapper.name = 'two'
            wrapper.child = handler
            return wrapper

        tweens.add_implicit('one', tween_factory1)
        tweens.add_implicit('two', tween_factory2)
        router = self._makeOne()
        self.assertEqual(router.handle_request.name, 'two')
        self.assertEqual(router.handle_request.child.name, 'one')
        self.assertEqual(router.handle_request.child.child.__name__,
                         'handle_request')
        self.assertEqual(
            router.handle_request.child.child.__name__, 'handle_request'
        )
        context = DummyContext()
        self._registerTraverserFactory(context)
        environ = self._makeEnviron()
        view = DummyView('abc')
        self._registerView(self.config.derive_view(view), '',
                           IViewClassifier, None, None)
        self._registerView(
            self.config.derive_view(view), '', IViewClassifier, None, None
        )
        start_response = DummyStartResponse()

        def make_response(s):
            return Response(s)

        router.registry.registerAdapter(make_response, (str,), IResponse)
        app_iter = router(environ, start_response)
        self.assertEqual(app_iter, [b'abc'])
@@ -183,6 +219,7 @@

    def test_call_traverser_default(self):
        from pyramid.httpexceptions import HTTPNotFound

        environ = self._makeEnviron()
        logger = self._registerLogger()
        router = self._makeOne()
@@ -194,6 +231,7 @@

    def test_traverser_raises_notfound_class(self):
        from pyramid.httpexceptions import HTTPNotFound

        environ = self._makeEnviron()
        context = DummyContext()
        self._registerTraverserFactory(context, raise_error=HTTPNotFound)
@@ -203,9 +241,12 @@

    def test_traverser_raises_notfound_instance(self):
        from pyramid.httpexceptions import HTTPNotFound

        environ = self._makeEnviron()
        context = DummyContext()
        self._registerTraverserFactory(context, raise_error=HTTPNotFound('foo'))
        self._registerTraverserFactory(
            context, raise_error=HTTPNotFound('foo')
        )
        router = self._makeOne()
        start_response = DummyStartResponse()
        why = exc_raised(HTTPNotFound, router, environ, start_response)
@@ -213,6 +254,7 @@

    def test_traverser_raises_forbidden_class(self):
        from pyramid.httpexceptions import HTTPForbidden

        environ = self._makeEnviron()
        context = DummyContext()
        self._registerTraverserFactory(context, raise_error=HTTPForbidden)
@@ -222,10 +264,12 @@

    def test_traverser_raises_forbidden_instance(self):
        from pyramid.httpexceptions import HTTPForbidden

        environ = self._makeEnviron()
        context = DummyContext()
        self._registerTraverserFactory(context,
                                       raise_error=HTTPForbidden('foo'))
        self._registerTraverserFactory(
            context, raise_error=HTTPForbidden('foo')
        )
        router = self._makeOne()
        start_response = DummyStartResponse()
        why = exc_raised(HTTPForbidden, router, environ, start_response)
@@ -233,6 +277,7 @@

    def test_call_no_view_registered_no_isettings(self):
        from pyramid.httpexceptions import HTTPNotFound

        environ = self._makeEnviron()
        context = DummyContext()
        self._registerTraverserFactory(context)
@@ -246,6 +291,7 @@

    def test_call_no_view_registered_debug_notfound_false(self):
        from pyramid.httpexceptions import HTTPNotFound

        environ = self._makeEnviron()
        context = DummyContext()
        self._registerTraverserFactory(context)
@@ -260,6 +306,7 @@

    def test_call_no_view_registered_debug_notfound_true(self):
        from pyramid.httpexceptions import HTTPNotFound

        environ = self._makeEnviron()
        context = DummyContext()
        self._registerTraverserFactory(context)
@@ -269,7 +316,8 @@
        start_response = DummyStartResponse()
        why = exc_raised(HTTPNotFound, router, environ, start_response)
        self.assertTrue(
            "debug_notfound of url http://localhost:8080/; " in why.args[0])
            "debug_notfound of url http://localhost:8080/; " in why.args[0]
        )
        self.assertTrue("view_name: '', subpath: []" in why.args[0])
        self.assertTrue('http://localhost:8080' in why.args[0], why)

@@ -283,12 +331,14 @@

    def test_call_view_returns_non_iresponse(self):
        from pyramid.interfaces import IViewClassifier

        context = DummyContext()
        self._registerTraverserFactory(context)
        environ = self._makeEnviron()
        view = DummyView('abc')
        self._registerView(self.config.derive_view(view), '', IViewClassifier,
                           None, None)
        self._registerView(
            self.config.derive_view(view), '', IViewClassifier, None, None
        )
        router = self._makeOne()
        start_response = DummyStartResponse()
        self.assertRaises(ValueError, router, environ, start_response)
@@ -297,16 +347,20 @@
        from pyramid.response import Response
        from pyramid.interfaces import IViewClassifier
        from pyramid.interfaces import IResponse

        context = DummyContext()
        self._registerTraverserFactory(context)
        environ = self._makeEnviron()
        view = DummyView('abc')
        self._registerView(self.config.derive_view(view), '',
                           IViewClassifier, None, None)
        self._registerView(
            self.config.derive_view(view), '', IViewClassifier, None, None
        )
        router = self._makeOne()
        start_response = DummyStartResponse()

        def make_response(s):
            return Response(s)

        router.registry.registerAdapter(make_response, (str,), IResponse)
        app_iter = router(environ, start_response)
        self.assertEqual(app_iter, [b'abc'])
@@ -318,12 +372,15 @@
        from pyramid.interfaces import IRequest
        from pyramid.request import Request
        from pyramid.util import InstancePropertyHelper

        context = DummyContext()
        self._registerTraverserFactory(context)

        class Extensions(object):
            def __init__(self):
                self.methods = {}
                self.descriptors = {}

        extensions = Extensions()
        ext_method = lambda r: 'bar'
        name, fn = InstancePropertyHelper.make_property(ext_method, name='foo')
@@ -331,15 +388,18 @@
        request = Request.blank('/')
        request.request_iface = IRequest
        request.registry = self.registry

        def request_factory(environ):
            return request

        self.registry.registerUtility(extensions, IRequestExtensions)
        environ = self._makeEnviron()
        response = DummyResponse()
        response.app_iter = ['Hello world']
        view = DummyView(response)
        self._registerView(self.config.derive_view(view), '',
                           IViewClassifier, None, None)
        self._registerView(
            self.config.derive_view(view), '', IViewClassifier, None, None
        )
        router = self._makeOne()
        router.request_factory = request_factory
        start_response = DummyStartResponse()
@@ -348,14 +408,16 @@

    def test_call_view_registered_nonspecific_default_path(self):
        from pyramid.interfaces import IViewClassifier

        context = DummyContext()
        self._registerTraverserFactory(context)
        response = DummyResponse()
        response.app_iter = ['Hello world']
        view = DummyView(response)
        environ = self._makeEnviron()
        self._registerView(self.config.derive_view(view), '',
                           IViewClassifier, None, None)
        self._registerView(
            self.config.derive_view(view), '', IViewClassifier, None, None
        )
        self._registerRootFactory(context)
        router = self._makeOne()
        start_response = DummyStartResponse()
@@ -369,12 +431,15 @@
        self.assertEqual(request.context, context)
        self.assertEqual(request.root, context)

    def test_call_view_registered_nonspecific_nondefault_path_and_subpath(self):
    def test_call_view_registered_nonspecific_nondefault_path_and_subpath(
        self
    ):
        from pyramid.interfaces import IViewClassifier

        context = DummyContext()
        self._registerTraverserFactory(context, view_name='foo',
                                       subpath=['bar'],
                                       traversed=['context'])
        self._registerTraverserFactory(
            context, view_name='foo', subpath=['bar'], traversed=['context']
        )
        self._registerRootFactory(context)
        response = DummyResponse()
        response.app_iter = ['Hello world']
@@ -396,10 +461,13 @@
    def test_call_view_registered_specific_success(self):
        from zope.interface import Interface
        from zope.interface import directlyProvides

        class IContext(Interface):
            pass

        from pyramid.interfaces import IRequest
        from pyramid.interfaces import IViewClassifier

        context = DummyContext()
        directlyProvides(context, IContext)
        self._registerTraverserFactory(context)
@@ -426,11 +494,15 @@
        from zope.interface import directlyProvides
        from pyramid.httpexceptions import HTTPNotFound
        from pyramid.interfaces import IViewClassifier

        class IContext(Interface):
            pass

        class INotContext(Interface):
            pass

        from pyramid.interfaces import IRequest

        context = DummyContext()
        directlyProvides(context, INotContext)
        self._registerTraverserFactory(context, subpath=[''])
@@ -446,16 +518,20 @@
        from zope.interface import Interface
        from zope.interface import directlyProvides
        from pyramid.httpexceptions import HTTPForbidden

        class IContext(Interface):
            pass

        from pyramid.interfaces import IRequest
        from pyramid.interfaces import IViewClassifier

        context = DummyContext()
        directlyProvides(context, IContext)
        self._registerTraverserFactory(context, subpath=[''])
        response = DummyResponse()
        view = DummyView(response,
                         raise_exception=HTTPForbidden("unauthorized"))
        view = DummyView(
            response, raise_exception=HTTPForbidden("unauthorized")
        )
        environ = self._makeEnviron()
        self._registerView(view, '', IViewClassifier, IRequest, IContext)
        router = self._makeOne()
@@ -466,11 +542,14 @@
    def test_call_view_raises_notfound(self):
        from zope.interface import Interface
        from zope.interface import directlyProvides

        class IContext(Interface):
            pass

        from pyramid.interfaces import IRequest
        from pyramid.interfaces import IViewClassifier
        from pyramid.httpexceptions import HTTPNotFound

        context = DummyContext()
        directlyProvides(context, IContext)
        self._registerTraverserFactory(context, subpath=[''])
@@ -487,24 +566,31 @@
        from zope.interface import Interface
        from zope.interface import directlyProvides
        from pyramid.interfaces import IExceptionViewClassifier

        class IContext(Interface):
            pass

        from pyramid.interfaces import IRequest
        from pyramid.interfaces import IViewClassifier

        context = DummyContext()
        directlyProvides(context, IContext)
        self._registerTraverserFactory(context, subpath=[''])

        def view(context, request):
            request.response.a = 1
            raise KeyError

        def exc_view(context, request):
            self.assertFalse(hasattr(request.response, 'a'))
            request.response.body = b'OK'
            return request.response

        environ = self._makeEnviron()
        self._registerView(view, '', IViewClassifier, IRequest, IContext)
        self._registerView(exc_view, '', IExceptionViewClassifier,
                           IRequest, KeyError)
        self._registerView(
            exc_view, '', IExceptionViewClassifier, IRequest, KeyError
        )
        router = self._makeOne()
        start_response = DummyStartResponse()
        itera = router(environ, start_response)
@@ -513,19 +599,25 @@
    def test_call_request_has_response_callbacks(self):
        from zope.interface import Interface
        from zope.interface import directlyProvides

        class IContext(Interface):
            pass

        from pyramid.interfaces import IRequest
        from pyramid.interfaces import IViewClassifier

        context = DummyContext()
        directlyProvides(context, IContext)
        self._registerTraverserFactory(context, subpath=[''])
        response = DummyResponse('200 OK')

        def view(context, request):
            def callback(request, response):
                response.called_back = True

            request.add_response_callback(callback)
            return response

        environ = self._makeEnviron()
        self._registerView(view, '', IViewClassifier, IRequest, IContext)
        router = self._makeOne()
@@ -536,19 +628,25 @@
    def test_call_request_has_finished_callbacks_when_view_succeeds(self):
        from zope.interface import Interface
        from zope.interface import directlyProvides

        class IContext(Interface):
            pass

        from pyramid.interfaces import IRequest
        from pyramid.interfaces import IViewClassifier

        context = DummyContext()
        directlyProvides(context, IContext)
        self._registerTraverserFactory(context, subpath=[''])
        response = DummyResponse('200 OK')

        def view(context, request):
            def callback(request):
                request.environ['called_back'] = True

            request.add_finished_callback(callback)
            return response

        environ = self._makeEnviron()
        self._registerView(view, '', IViewClassifier, IRequest, IContext)
        router = self._makeOne()
@@ -559,18 +657,24 @@
    def test_call_request_has_finished_callbacks_when_view_raises(self):
        from zope.interface import Interface
        from zope.interface import directlyProvides

        class IContext(Interface):
            pass

        from pyramid.interfaces import IRequest
        from pyramid.interfaces import IViewClassifier

        context = DummyContext()
        directlyProvides(context, IContext)
        self._registerTraverserFactory(context, subpath=[''])

        def view(context, request):
            def callback(request):
                request.environ['called_back'] = True

            request.add_finished_callback(callback)
            raise NotImplementedError

        environ = self._makeEnviron()
        self._registerView(view, '', IViewClassifier, IRequest, IContext)
        router = self._makeOne()
@@ -582,8 +686,10 @@
        # making sure finally doesnt barf when a request cannot be created
        environ = self._makeEnviron()
        router = self._makeOne()

        def dummy_request_factory(environ):
            raise NotImplementedError

        router.request_factory = dummy_request_factory
        start_response = DummyStartResponse()
        exc_raised(NotImplementedError, router, environ, start_response)
@@ -594,6 +700,7 @@
        from pyramid.interfaces import IBeforeTraversal
        from pyramid.interfaces import IContextFound
        from pyramid.interfaces import IViewClassifier

        context = DummyContext()
        self._registerTraverserFactory(context)
        response = DummyResponse()
@@ -624,18 +731,22 @@
        from pyramid.interfaces import INewRequest
        from pyramid.interfaces import IExceptionViewClassifier
        from pyramid.interfaces import IRequest

        context = DummyContext()
        self._registerTraverserFactory(context)
        environ = self._makeEnviron()

        def listener(event):
            raise KeyError

        self.registry.registerHandler(listener, (INewRequest,))
        exception_response = DummyResponse()
        exception_response.app_iter = ["Hello, world"]
        exception_view = DummyView(exception_response)
        environ = self._makeEnviron()
        self._registerView(exception_view, '', IExceptionViewClassifier,
                           IRequest, KeyError)
        self._registerView(
            exception_view, '', IExceptionViewClassifier, IRequest, KeyError
        )
        router = self._makeOne()
        start_response = DummyStartResponse()
        result = router(environ, start_response)
@@ -643,12 +754,15 @@

    def test_call_route_matches_and_has_factory(self):
        from pyramid.interfaces import IViewClassifier

        logger = self._registerLogger()
        self._registerSettings(debug_routematch=True)
        self._registerRouteRequest('foo')
        root = object()

        def factory(request):
            return root

        route = self._connectRoute('foo', 'archives/:action/:article', factory)
        route.predicates = [DummyPredicate()]
        context = DummyContext()
@@ -670,23 +784,23 @@
        self.assertEqual(request.subpath, [])
        self.assertEqual(request.context, context)
        self.assertEqual(request.root, root)
        matchdict = {'action':'action1', 'article':'article1'}
        matchdict = {'action': 'action1', 'article': 'article1'}
        self.assertEqual(request.matchdict, matchdict)
        self.assertEqual(request.matched_route.name, 'foo')
        self.assertEqual(len(logger.messages), 1)
        self.assertTrue(
            logger.messages[0].startswith(
            "route matched for url http://localhost:8080"
            "/archives/action1/article1; "
            "route_name: 'foo', "
            "path_info: ")
                "route matched for url http://localhost:8080"
                "/archives/action1/article1; "
                "route_name: 'foo', "
                "path_info: "
            )
        self.assertTrue(
            "predicates: 'predicate'" in logger.messages[0]
            )
        )
        self.assertTrue("predicates: 'predicate'" in logger.messages[0])

    def test_call_route_match_miss_debug_routematch(self):
        from pyramid.httpexceptions import HTTPNotFound

        logger = self._registerLogger()
        self._registerSettings(debug_routematch=True)
        self._registerRouteRequest('foo')
@@ -702,22 +816,29 @@
        self.assertEqual(len(logger.messages), 1)
        self.assertEqual(
            logger.messages[0],
            'no route matched for url http://localhost:8080/wontmatch')
            'no route matched for url http://localhost:8080/wontmatch',
        )

    def test_call_route_matches_doesnt_overwrite_subscriber_iface(self):
        from pyramid.interfaces import INewRequest
        from pyramid.interfaces import IViewClassifier
        from zope.interface import alsoProvides
        from zope.interface import Interface

        self._registerRouteRequest('foo')

        class IFoo(Interface):
            pass

        def listener(event):
            alsoProvides(event.request, IFoo)

        self.registry.registerHandler(listener, (INewRequest,))
        root = object()

        def factory(request):
            return root

        self._connectRoute('foo', 'archives/:action/:article', factory)
        context = DummyContext()
        self._registerTraverserFactory(context)
@@ -738,7 +859,7 @@
        self.assertEqual(request.subpath, [])
        self.assertEqual(request.context, context)
        self.assertEqual(request.root, root)
        matchdict = {'action':'action1', 'article':'article1'}
        matchdict = {'action': 'action1', 'article': 'article1'}
        self.assertEqual(request.matchdict, matchdict)
        self.assertEqual(request.matched_route.name, 'foo')
        self.assertTrue(IFoo.providedBy(request))
@@ -748,11 +869,15 @@
        from pyramid.httpexceptions import HTTPNotFound
        from zope.interface import Interface
        from zope.interface import directlyProvides

        def rootfactory(request):
            raise HTTPNotFound('from root factory')

        self.registry.registerUtility(rootfactory, IRootFactory)

        class IContext(Interface):
            pass

        context = DummyContext()
        directlyProvides(context, IContext)
        environ = self._makeEnviron()
@@ -766,11 +891,15 @@
        from pyramid.httpexceptions import HTTPForbidden
        from zope.interface import Interface
        from zope.interface import directlyProvides

        def rootfactory(request):
            raise HTTPForbidden('from root factory')

        self.registry.registerUtility(rootfactory, IRootFactory)

        class IContext(Interface):
            pass

        context = DummyContext()
        directlyProvides(context, IContext)
        environ = self._makeEnviron()
@@ -783,11 +912,15 @@
        from pyramid.interfaces import IRootFactory
        from zope.interface import Interface
        from zope.interface import directlyProvides

        def rootfactory(request):
            raise RuntimeError()

        self.registry.registerUtility(rootfactory, IRootFactory)

        class IContext(Interface):
            pass

        context = DummyContext()
        directlyProvides(context, IContext)
        environ = self._makeEnviron()
@@ -806,16 +939,21 @@
    def test_call_view_exception_propagating(self):
        from zope.interface import Interface
        from zope.interface import directlyProvides

        class IContext(Interface):
            pass

        from pyramid.interfaces import IRequest
        from pyramid.interfaces import IViewClassifier
        from pyramid.interfaces import IRequestFactory
        from pyramid.interfaces import IExceptionViewClassifier

        def rfactory(environ):
            return request

        self.registry.registerUtility(rfactory, IRequestFactory)
        from pyramid.request import Request

        request = Request.blank('/')
        context = DummyContext()
        directlyProvides(context, IContext)
@@ -825,12 +963,19 @@
        error = RuntimeError()
        view = DummyView(response, raise_exception=error)
        environ = self._makeEnviron()

        def exception_view(context, request):
            self.assertEqual(request.exc_info[0], RuntimeError)
            return response

        self._registerView(view, '', IViewClassifier, IRequest, IContext)
        self._registerView(exception_view, '', IExceptionViewClassifier,
                           IRequest, RuntimeError)
        self._registerView(
            exception_view,
            '',
            IExceptionViewClassifier,
            IRequest,
            RuntimeError,
        )
        router = self._makeOne()
        start_response = DummyStartResponse()
        result = router(environ, start_response)
@@ -839,23 +984,31 @@
        # the excview tween has run (see
        # https://github.com/Pylons/pyramid/issues/1223)
        self.assertEqual(request.exception, error)
        self.assertEqual(request.exc_info[:2], (RuntimeError, error,))
        
        self.assertEqual(request.exc_info[:2], (RuntimeError, error))

    def test_call_view_raises_exception_view(self):
        from pyramid.interfaces import IViewClassifier
        from pyramid.interfaces import IExceptionViewClassifier
        from pyramid.interfaces import IRequest

        response = DummyResponse()
        exception_response = DummyResponse()
        exception_response.app_iter = ["Hello, world"]
        view = DummyView(response, raise_exception=RuntimeError)

        def exception_view(context, request):
            self.assertEqual(request.exception.__class__, RuntimeError)
            return exception_response

        environ = self._makeEnviron()
        self._registerView(view, '', IViewClassifier, IRequest, None)
        self._registerView(exception_view, '', IExceptionViewClassifier,
                           IRequest, RuntimeError)
        self._registerView(
            exception_view,
            '',
            IExceptionViewClassifier,
            IRequest,
            RuntimeError,
        )
        router = self._makeOne()
        start_response = DummyStartResponse()
        result = router(environ, start_response)
@@ -865,10 +1018,13 @@
        from pyramid.interfaces import IViewClassifier
        from pyramid.interfaces import IExceptionViewClassifier
        from pyramid.interfaces import IRequest

        class SuperException(Exception):
            pass

        class SubException(SuperException):
            pass

        response = DummyResponse()
        exception_response = DummyResponse()
        exception_response.app_iter = ["Hello, world"]
@@ -876,8 +1032,13 @@
        exception_view = DummyView(exception_response)
        environ = self._makeEnviron()
        self._registerView(view, '', IViewClassifier, IRequest, None)
        self._registerView(exception_view, '', IExceptionViewClassifier,
                           IRequest, SubException)
        self._registerView(
            exception_view,
            '',
            IExceptionViewClassifier,
            IRequest,
            SubException,
        )
        router = self._makeOne()
        start_response = DummyStartResponse()
        self.assertRaises(SuperException, router, environ, start_response)
@@ -886,10 +1047,13 @@
        from pyramid.interfaces import IViewClassifier
        from pyramid.interfaces import IExceptionViewClassifier
        from pyramid.interfaces import IRequest

        class SuperException(Exception):
            pass

        class SubException(SuperException):
            pass

        response = DummyResponse()
        exception_response = DummyResponse()
        exception_response.app_iter = ["Hello, world"]
@@ -897,8 +1061,13 @@
        exception_view = DummyView(exception_response)
        environ = self._makeEnviron()
        self._registerView(view, '', IViewClassifier, IRequest, None)
        self._registerView(exception_view, '', IExceptionViewClassifier,
                           IRequest, SuperException)
        self._registerView(
            exception_view,
            '',
            IExceptionViewClassifier,
            IRequest,
            SuperException,
        )
        router = self._makeOne()
        start_response = DummyStartResponse()
        result = router(environ, start_response)
@@ -908,10 +1077,13 @@
        from pyramid.interfaces import IViewClassifier
        from pyramid.interfaces import IExceptionViewClassifier
        from pyramid.interfaces import IRequest

        class MyException(Exception):
            pass

        class AnotherException(Exception):
            pass

        response = DummyResponse()
        exception_response = DummyResponse()
        exception_response.app_iter = ["Hello, world"]
@@ -919,8 +1091,13 @@
        exception_view = DummyView(exception_response)
        environ = self._makeEnviron()
        self._registerView(view, '', IViewClassifier, IRequest, None)
        self._registerView(exception_view, '', IExceptionViewClassifier,
                           IRequest, AnotherException)
        self._registerView(
            exception_view,
            '',
            IExceptionViewClassifier,
            IRequest,
            AnotherException,
        )
        router = self._makeOne()
        start_response = DummyStartResponse()
        self.assertRaises(MyException, router, environ, start_response)
@@ -929,14 +1106,21 @@
        from pyramid.interfaces import IRootFactory
        from pyramid.interfaces import IRequest
        from pyramid.interfaces import IExceptionViewClassifier

        def rootfactory(request):
            raise RuntimeError()

        self.registry.registerUtility(rootfactory, IRootFactory)
        exception_response = DummyResponse()
        exception_response.app_iter = ["Hello, world"]
        exception_view = DummyView(exception_response)
        self._registerView(exception_view, '', IExceptionViewClassifier,
                           IRequest, RuntimeError)
        self._registerView(
            exception_view,
            '',
            IExceptionViewClassifier,
            IRequest,
            RuntimeError,
        )
        environ = self._makeEnviron()
        router = self._makeOne()
        start_response = DummyStartResponse()
@@ -946,14 +1130,20 @@
    def test_traverser_raises_exception_view(self):
        from pyramid.interfaces import IRequest
        from pyramid.interfaces import IExceptionViewClassifier

        environ = self._makeEnviron()
        context = DummyContext()
        self._registerTraverserFactory(context, raise_error=RuntimeError())
        exception_response = DummyResponse()
        exception_response.app_iter = ["Hello, world"]
        exception_view = DummyView(exception_response)
        self._registerView(exception_view, '', IExceptionViewClassifier,
                           IRequest, RuntimeError)
        self._registerView(
            exception_view,
            '',
            IExceptionViewClassifier,
            IRequest,
            RuntimeError,
        )
        router = self._makeOne()
        start_response = DummyStartResponse()
        result = router(environ, start_response)
@@ -963,16 +1153,22 @@
        from pyramid.interfaces import IRequest
        from pyramid.interfaces import IViewClassifier
        from pyramid.interfaces import IExceptionViewClassifier

        environ = self._makeEnviron()
        response = DummyResponse()
        view = DummyView(response, raise_exception=RuntimeError)
        
        self._registerView(self.config.derive_view(view), '',
                           IViewClassifier, IRequest, None)

        self._registerView(
            self.config.derive_view(view), '', IViewClassifier, IRequest, None
        )
        exception_view = DummyView(None)
        self._registerView(self.config.derive_view(exception_view), '',
                           IExceptionViewClassifier,
                           IRequest, RuntimeError)
        self._registerView(
            self.config.derive_view(exception_view),
            '',
            IExceptionViewClassifier,
            IRequest,
            RuntimeError,
        )
        router = self._makeOne()
        start_response = DummyStartResponse()
        self.assertRaises(ValueError, router, environ, start_response)
@@ -980,6 +1176,7 @@
    def test_call_route_raises_route_exception_view(self):
        from pyramid.interfaces import IViewClassifier
        from pyramid.interfaces import IExceptionViewClassifier

        req_iface = self._registerRouteRequest('foo')
        self._connectRoute('foo', 'archives/:action/:article', None)
        view = DummyView(DummyResponse(), raise_exception=RuntimeError)
@@ -987,8 +1184,13 @@
        response = DummyResponse()
        response.app_iter = ["Hello, world"]
        exception_view = DummyView(response)
        self._registerView(exception_view, '', IExceptionViewClassifier,
                           req_iface, RuntimeError)
        self._registerView(
            exception_view,
            '',
            IExceptionViewClassifier,
            req_iface,
            RuntimeError,
        )
        environ = self._makeEnviron(PATH_INFO='/archives/action1/article1')
        start_response = DummyStartResponse()
        router = self._makeOne()
@@ -999,6 +1201,7 @@
        from pyramid.interfaces import IViewClassifier
        from pyramid.interfaces import IExceptionViewClassifier
        from pyramid.interfaces import IRequest

        req_iface = self._registerRouteRequest('foo')
        self._connectRoute('foo', 'archives/:action/:article', None)
        view = DummyView(DummyResponse(), raise_exception=RuntimeError)
@@ -1006,8 +1209,13 @@
        response = DummyResponse()
        response.app_iter = ["Hello, world"]
        exception_view = DummyView(response)
        self._registerView(exception_view, '', IExceptionViewClassifier,
                           req_iface, RuntimeError)
        self._registerView(
            exception_view,
            '',
            IExceptionViewClassifier,
            req_iface,
            RuntimeError,
        )
        environ = self._makeEnviron()
        start_response = DummyStartResponse()
        router = self._makeOne()
@@ -1017,6 +1225,7 @@
        from pyramid.interfaces import IViewClassifier
        from pyramid.interfaces import IExceptionViewClassifier
        from pyramid.interfaces import IRequest

        req_iface = self._registerRouteRequest('foo')
        self._connectRoute('foo', 'archives/:action/:article', None)
        view = DummyView(DummyResponse(), raise_exception=RuntimeError)
@@ -1024,8 +1233,13 @@
        response = DummyResponse()
        response.app_iter = ["Hello, world"]
        exception_view = DummyView(response)
        self._registerView(exception_view, '', IExceptionViewClassifier,
                           IRequest, RuntimeError)
        self._registerView(
            exception_view,
            '',
            IExceptionViewClassifier,
            IRequest,
            RuntimeError,
        )
        environ = self._makeEnviron(PATH_INFO='/archives/action1/article1')
        start_response = DummyStartResponse()
        router = self._makeOne()
@@ -1036,10 +1250,13 @@
        from pyramid.interfaces import IViewClassifier
        from pyramid.interfaces import IExceptionViewClassifier
        from pyramid.interfaces import IRequest

        class SuperException(Exception):
            pass

        class SubException(SuperException):
            pass

        req_iface = self._registerRouteRequest('foo')
        self._connectRoute('foo', 'archives/:action/:article', None)
        view = DummyView(DummyResponse(), raise_exception=SuperException)
@@ -1047,8 +1264,13 @@
        response = DummyResponse()
        response.app_iter = ["Hello, world"]
        exception_view = DummyView(response)
        self._registerView(exception_view, '', IExceptionViewClassifier,
                           IRequest, SubException)
        self._registerView(
            exception_view,
            '',
            IExceptionViewClassifier,
            IRequest,
            SubException,
        )
        environ = self._makeEnviron(PATH_INFO='/archives/action1/article1')
        start_response = DummyStartResponse()
        router = self._makeOne()
@@ -1058,10 +1280,13 @@
        from pyramid.interfaces import IViewClassifier
        from pyramid.interfaces import IExceptionViewClassifier
        from pyramid.interfaces import IRequest

        class SuperException(Exception):
            pass

        class SubException(SuperException):
            pass

        req_iface = self._registerRouteRequest('foo')
        self._connectRoute('foo', 'archives/:action/:article', None)
        view = DummyView(DummyResponse(), raise_exception=SubException)
@@ -1069,8 +1294,13 @@
        response = DummyResponse()
        response.app_iter = ["Hello, world"]
        exception_view = DummyView(response)
        self._registerView(exception_view, '', IExceptionViewClassifier,
                           IRequest, SuperException)
        self._registerView(
            exception_view,
            '',
            IExceptionViewClassifier,
            IRequest,
            SuperException,
        )
        environ = self._makeEnviron(PATH_INFO='/archives/action1/article1')
        start_response = DummyStartResponse()
        router = self._makeOne()
@@ -1081,10 +1311,13 @@
        from pyramid.interfaces import IViewClassifier
        from pyramid.interfaces import IExceptionViewClassifier
        from pyramid.interfaces import IRequest

        class MyException(Exception):
            pass

        class AnotherException(Exception):
            pass

        req_iface = self._registerRouteRequest('foo')
        self._connectRoute('foo', 'archives/:action/:article', None)
        view = DummyView(DummyResponse(), raise_exception=MyException)
@@ -1092,8 +1325,13 @@
        response = DummyResponse()
        response.app_iter = ["Hello, world"]
        exception_view = DummyView(response)
        self._registerView(exception_view, '', IExceptionViewClassifier,
                           IRequest, AnotherException)
        self._registerView(
            exception_view,
            '',
            IExceptionViewClassifier,
            IRequest,
            AnotherException,
        )
        environ = self._makeEnviron(PATH_INFO='/archives/action1/article1')
        start_response = DummyStartResponse()
        router = self._makeOne()
@@ -1103,6 +1341,7 @@
        from pyramid.interfaces import IViewClassifier
        from pyramid.interfaces import IExceptionViewClassifier
        from pyramid.interfaces import IRequest

        req_iface = self._registerRouteRequest('foo')
        self._connectRoute('foo', 'archives/:action/:article', None)
        view = DummyView(DummyResponse(), raise_exception=RuntimeError)
@@ -1110,13 +1349,23 @@
        response = DummyResponse()
        response.app_iter = ["Hello, world"]
        exception_view = DummyView(response)
        self._registerView(exception_view, '', IExceptionViewClassifier,
                           IRequest, RuntimeError)
        self._registerView(
            exception_view,
            '',
            IExceptionViewClassifier,
            IRequest,
            RuntimeError,
        )
        response_spec = DummyResponse()
        response_spec.app_iter = ["Hello, special world"]
        exception_view_spec = DummyView(response_spec)
        self._registerView(exception_view_spec, '', IExceptionViewClassifier,
                           req_iface, RuntimeError)
        self._registerView(
            exception_view_spec,
            '',
            IExceptionViewClassifier,
            req_iface,
            RuntimeError,
        )
        environ = self._makeEnviron(PATH_INFO='/archives/action1/article1')
        start_response = DummyStartResponse()
        router = self._makeOne()
@@ -1126,6 +1375,7 @@
    def test_call_route_raises_exception_view_another_route(self):
        from pyramid.interfaces import IViewClassifier
        from pyramid.interfaces import IExceptionViewClassifier

        req_iface = self._registerRouteRequest('foo')
        another_req_iface = self._registerRouteRequest('bar')
        self._connectRoute('foo', 'archives/:action/:article', None)
@@ -1134,8 +1384,13 @@
        response = DummyResponse()
        response.app_iter = ["Hello, world"]
        exception_view = DummyView(response)
        self._registerView(exception_view, '', IExceptionViewClassifier,
                           another_req_iface, RuntimeError)
        self._registerView(
            exception_view,
            '',
            IExceptionViewClassifier,
            another_req_iface,
            RuntimeError,
        )
        environ = self._makeEnviron(PATH_INFO='/archives/action1/article1')
        start_response = DummyStartResponse()
        router = self._makeOne()
@@ -1145,6 +1400,7 @@
        from pyramid.interfaces import IRequest
        from pyramid.interfaces import IViewClassifier
        from pyramid.interfaces import IExceptionViewClassifier

        req_iface = self._registerRouteRequest('foo')
        response = DummyResponse()
        exception_response = DummyResponse()
@@ -1153,8 +1409,13 @@
        exception_view = DummyView(exception_response)
        environ = self._makeEnviron()
        self._registerView(view, '', IViewClassifier, IRequest, None)
        self._registerView(exception_view, '', IExceptionViewClassifier,
                           req_iface, RuntimeError)
        self._registerView(
            exception_view,
            '',
            IExceptionViewClassifier,
            req_iface,
            RuntimeError,
        )
        router = self._makeOne()
        start_response = DummyStartResponse()
        self.assertRaises(RuntimeError, router, environ, start_response)
@@ -1163,6 +1424,7 @@
        from pyramid.exceptions import PredicateMismatch
        from pyramid.interfaces import IViewClassifier
        from pyramid.interfaces import IRequest

        view = DummyView(DummyResponse(), raise_exception=PredicateMismatch)
        self._registerView(view, '', IViewClassifier, IRequest, None)
        environ = self._makeEnviron()
@@ -1175,21 +1437,30 @@
        from pyramid.interfaces import IViewClassifier
        from pyramid.interfaces import IRequest, IResponse
        from pyramid.response import Response

        class BaseContext:
            pass

        class DummyContext(BaseContext):
            pass

        context = DummyContext()
        self._registerTraverserFactory(context)
        view = DummyView(DummyResponse(), raise_exception=PredicateMismatch)
        self._registerView(view, '', IViewClassifier, IRequest,
                           DummyContext)
        self._registerView(view, '', IViewClassifier, IRequest, DummyContext)
        good_view = DummyView('abc')
        self._registerView(self.config.derive_view(good_view),
                            '', IViewClassifier, IRequest, BaseContext)
        self._registerView(
            self.config.derive_view(good_view),
            '',
            IViewClassifier,
            IRequest,
            BaseContext,
        )
        router = self._makeOne()

        def make_response(s):
            return Response(s)

        router.registry.registerAdapter(make_response, (str,), IResponse)
        environ = self._makeEnviron()
        start_response = DummyStartResponse()
@@ -1202,27 +1473,36 @@
        from pyramid.interfaces import IRequest, IResponse
        from pyramid.response import Response
        from zope.interface import Interface, implementer

        class IBaseContext(Interface):
            pass

        class IContext(IBaseContext):
            pass

        @implementer(IContext)
        class DummyContext:
            pass

        context = DummyContext()
        self._registerTraverserFactory(context)
        view1 = DummyView(DummyResponse(), raise_exception=PredicateMismatch)
        self._registerView(view1, '', IViewClassifier, IRequest,
                           DummyContext)
        self._registerView(view1, '', IViewClassifier, IRequest, DummyContext)
        view2 = DummyView(DummyResponse(), raise_exception=PredicateMismatch)
        self._registerView(view2, '', IViewClassifier, IRequest,
                           IContext)
        self._registerView(view2, '', IViewClassifier, IRequest, IContext)
        good_view = DummyView('abc')
        self._registerView(self.config.derive_view(good_view),
                            '', IViewClassifier, IRequest, IBaseContext)
        self._registerView(
            self.config.derive_view(good_view),
            '',
            IViewClassifier,
            IRequest,
            IBaseContext,
        )
        router = self._makeOne()

        def make_response(s):
            return Response(s)

        router.registry.registerAdapter(make_response, (str,), IResponse)
        environ = self._makeEnviron()
        start_response = DummyStartResponse()
@@ -1234,21 +1514,29 @@
        from pyramid.interfaces import IViewClassifier
        from pyramid.interfaces import IRequest
        from zope.interface import Interface, implementer

        class IContext(Interface):
            pass

        class IOtherContext(Interface):
            pass

        @implementer(IContext)
        class DummyContext:
            pass

        context = DummyContext()
        self._registerTraverserFactory(context)
        view = DummyView(DummyResponse(), raise_exception=PredicateMismatch)
        self._registerView(view, '', IViewClassifier, IRequest,
                           DummyContext)
        self._registerView(view, '', IViewClassifier, IRequest, DummyContext)
        please_dont_call_me_view = DummyView('abc')
        self._registerView(self.config.derive_view(please_dont_call_me_view),
                            '', IViewClassifier, IRequest, IOtherContext)
        self._registerView(
            self.config.derive_view(please_dont_call_me_view),
            '',
            IViewClassifier,
            IRequest,
            IOtherContext,
        )
        router = self._makeOne()
        environ = self._makeEnviron()
        router = self._makeOne()
@@ -1259,9 +1547,12 @@
        from pyramid.interfaces import IExecutionPolicy
        from pyramid.request import Request
        from pyramid.response import Response

        registry = self.config.registry

        def dummy_policy(environ, router):
            return Response(status=200, body=b'foo')

        registry.registerUtility(dummy_policy, IExecutionPolicy)
        router = self._makeOne()
        resp = Request.blank('/').get_response(router)
@@ -1272,23 +1563,29 @@
        from pyramid.interfaces import IViewClassifier
        from pyramid.interfaces import IExceptionViewClassifier
        from pyramid.interfaces import IRequest

        class Exception1(Exception):
            pass

        class Exception2(Exception):
            pass

        req_iface = self._registerRouteRequest('foo')
        self._connectRoute('foo', 'archives/:action/:article', None)
        view = DummyView(DummyResponse(), raise_exception=Exception1)
        self._registerView(view, '', IViewClassifier, req_iface, None)
        exception_view1 = DummyView(DummyResponse(),
                                    raise_exception=Exception2)
        self._registerView(exception_view1, '', IExceptionViewClassifier,
                           IRequest, Exception1)
        exception_view1 = DummyView(
            DummyResponse(), raise_exception=Exception2
        )
        self._registerView(
            exception_view1, '', IExceptionViewClassifier, IRequest, Exception1
        )
        response = DummyResponse()
        response.app_iter = ["Hello, world"]
        exception_view2 = DummyView(response)
        self._registerView(exception_view2, '', IExceptionViewClassifier,
                           IRequest, Exception2)
        self._registerView(
            exception_view2, '', IExceptionViewClassifier, IRequest, Exception2
        )
        environ = self._makeEnviron(PATH_INFO='/archives/action1/article1')
        start_response = DummyStartResponse()
        router = self._makeOne()
@@ -1300,13 +1597,16 @@
        from pyramid.interfaces import IExecutionPolicy
        from pyramid.request import Request
        from pyramid.response import Response

        registry = self.config.registry
        result = []

        def dummy_policy(environ, router):
            with router.request_context(environ):
                result.append(get_current_request())
            result.append(get_current_request())
            return Response(status=200, body=b'foo')

        registry.registerUtility(dummy_policy, IExecutionPolicy)
        router = self._makeOne()
        resp = Request.blank('/test_path').get_response(router)
@@ -1320,8 +1620,10 @@
        from pyramid.interfaces import IExecutionPolicy
        from pyramid.request import Request
        from pyramid.response import Response

        registry = self.config.registry
        result = []

        def dummy_policy(environ, router):
            ctx = router.request_context(environ)
            ctx.begin()
@@ -1329,6 +1631,7 @@
            ctx.end()
            result.append(get_current_request())
            return Response(status=200, body=b'foo')

        registry.registerUtility(dummy_policy, IExecutionPolicy)
        router = self._makeOne()
        resp = Request.blank('/test_path').get_response(router)
@@ -1337,14 +1640,18 @@
        self.assertEqual(result[0].path_info, '/test_path')
        self.assertEqual(result[1], None)


class DummyPredicate(object):
    def __call__(self, info, request):
        return True

    def text(self):
        return 'predicate'


class DummyContext:
    pass


class DummyView:
    def __init__(self, response, raise_exception=None):
@@ -1358,6 +1665,7 @@
            raise self.raise_exception
        return self.response


class DummyRootFactory:
    def __init__(self, root):
        self.root = root
@@ -1365,21 +1673,26 @@
    def __call__(self, environ):
        return self.root


class DummyStartResponse:
    status = ()
    headers = ()

    def __call__(self, status, headers):
        self.status = status
        self.headers = headers


from pyramid.interfaces import IResponse
from zope.interface import implementer


@implementer(IResponse)
class DummyResponse(object):
    headerlist = ()
    app_iter = ()
    environ = None

    def __init__(self, status='200 OK'):
        self.status = status

@@ -1387,17 +1700,22 @@
        self.environ = environ
        start_response(self.status, self.headerlist)
        return self.app_iter
    


class DummyAuthenticationPolicy:
    pass


class DummyLogger:
    def __init__(self):
        self.messages = []

    def info(self, msg):
        self.messages.append(msg)

    warn = info
    debug = info


def exc_raised(exc, func, *arg, **kw):
    try:
@@ -1405,6 +1723,4 @@
    except exc as e:
        return e
    else:
        raise AssertionError('%s not raised' % exc) # pragma: no cover

    
        raise AssertionError('%s not raised' % exc)  # pragma: no cover