ERP5Type: add support for `publish` in live tests

XXX this support is only partial, sometimes REQUEST._module_cache_set
cause problems

product/ERP5Type/tests/ERP5TypeLiveTestCase.py

@@ -153,6 +153,16 @@ class ERP5TypeLiveTestCase(ERP5TypeTestCaseMixin):
     setUp = PortalTestCase.setUp
     tearDown = PortalTestCase.tearDown
 
+    def publish(self, *args, **kw):
+      # Zope.Testing.ZopeTestCase.functional publish, with support for request within a request
+      from zope.security.management import endInteraction
+      from zope.security.management import restoreInteraction
+      endInteraction()
+      try:
+        return super(ERP5TypeLiveTestCase, self).publish(*args, **kw)
+      finally:
+        restoreInteraction()
+
     def _app(self):
         '''Returns the app object for a test.'''
         return self.getPortal().aq_parent