From 76c9c20478f53c36d5ded59191e335dba1d47da6 Mon Sep 17 00:00:00 2001
From: rforkel <robert.forkel@gulp.de>
Date: Tue, 26 Jun 2012 08:40:34 +0200
Subject: Added support for passing multiple decorators to add_view.

---
 pyramid/config/views.py                 | 20 ++++++++++++++++----
 pyramid/scaffolds/copydir.py            |  2 +-
 pyramid/tests/test_config/test_views.py | 22 ++++++++++++++++++++++
 pyramid/tests/test_view.py              |  4 ++++
 4 files changed, 43 insertions(+), 5 deletions(-)

diff --git a/pyramid/config/views.py b/pyramid/config/views.py
index b01d17efd..b17619356 100644
--- a/pyramid/config/views.py
+++ b/pyramid/config/views.py
@@ -837,11 +837,12 @@ class ViewsConfiguratorMixin(object):
 
         decorator
 
-          A :term:`dotted Python name` to function (or the function itself)
+          A :term:`dotted Python name` to function (or the function itself,
+          or a list or tuple of the aforementioned)
           which will be used to decorate the registered :term:`view
-          callable`.  The decorator function will be called with the view
+          callable`.  The decorator function(s) will be called with the view
           callable as a single argument.  The view callable it is passed will
-          accept ``(context, request)``.  The decorator must return a
+          accept ``(context, request)``.  The decorator(s) must return a
           replacement view callable which also accepts ``(context,
           request)``.
 
@@ -1071,7 +1072,18 @@ class ViewsConfiguratorMixin(object):
         for_ = self.maybe_dotted(for_)
         containment = self.maybe_dotted(containment)
         mapper = self.maybe_dotted(mapper)
-        decorator = self.maybe_dotted(decorator)
+
+        def combine(*decorators):
+            def decorated(view_callable):
+                for decorator in decorators:
+                    view_callable = decorator(view_callable)
+                return view_callable
+            return decorated
+
+        if isinstance(decorator, (tuple, list)):
+            decorator = combine(*map(self.maybe_dotted, decorator))
+        else:
+            decorator = self.maybe_dotted(decorator)
 
         if not view:
             if renderer:
diff --git a/pyramid/scaffolds/copydir.py b/pyramid/scaffolds/copydir.py
index d55ea165a..ba0988523 100644
--- a/pyramid/scaffolds/copydir.py
+++ b/pyramid/scaffolds/copydir.py
@@ -245,7 +245,7 @@ Responses:
 def makedirs(dir, verbosity, pad):
     parent = os.path.dirname(os.path.abspath(dir))
     if not os.path.exists(parent):
-        makedirs(parent, verbosity, pad)
+        makedirs(parent, verbosity, pad)  # pragma: no cover
     os.mkdir(dir)
 
 def substitute_filename(fn, vars):
diff --git a/pyramid/tests/test_config/test_views.py b/pyramid/tests/test_config/test_views.py
index 575d8c738..a62e5f2ea 100644
--- a/pyramid/tests/test_config/test_views.py
+++ b/pyramid/tests/test_config/test_views.py
@@ -185,6 +185,28 @@ class TestViewsConfigurationMixin(unittest.TestCase):
         result = wrapper(None, None)
         self.assertEqual(result, 'OK')
 
+    def test_add_view_with_decorator_tuple(self):
+        from pyramid.renderers import null_renderer
+        def view(request):
+            """ ABC """
+            return 'OK'
+        def view_wrapper1(fn):
+            def inner(context, request):
+                return 'wrapped1' + fn(context, request)
+            return inner
+        def view_wrapper2(fn):
+            def inner(context, request):
+                return 'wrapped2' + fn(context, request)
+            return inner
+        config = self._makeOne(autocommit=True)
+        config.add_view(view=view, decorator=(view_wrapper1, view_wrapper2),
+                        renderer=null_renderer)
+        wrapper = self._getViewCallable(config)
+        self.assertFalse(wrapper is view)
+        self.assertEqual(wrapper.__doc__, view.__doc__)
+        result = wrapper(None, None)
+        self.assertEqual(result, 'wrapped2wrapped1OK')
+
     def test_add_view_with_http_cache(self):
         import datetime
         from pyramid.response import Response
diff --git a/pyramid/tests/test_view.py b/pyramid/tests/test_view.py
index df9d03490..0af941e0d 100644
--- a/pyramid/tests/test_view.py
+++ b/pyramid/tests/test_view.py
@@ -372,6 +372,10 @@ class TestViewConfigDecorator(unittest.TestCase):
     def test_create_with_other_predicates(self):
         decorator = self._makeOne(foo=1)
         self.assertEqual(decorator.foo, 1)
+
+    def test_create_decorator_tuple(self):
+        decorator = self._makeOne(decorator=('decorator1', 'decorator2'))
+        self.assertEqual(decorator.decorator, ('decorator1', 'decorator2'))
         
     def test_call_function(self):
         decorator = self._makeOne()
-- 
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