added discussion test to portal

src/plone/restapi/tests/test_dxcontent_serializer.py

@@ -20,6 +20,7 @@
 from plone.restapi.serializer.utils import get_portal_type_title
 from plone.uuid.interfaces import IMutableUUID
 from Products.CMFCore.utils import getToolByName
+from Products.CMFPlone.utils import get_installer
 from zope.component import getGlobalSiteManager
 from zope.component import getMultiAdapter
 from zope.component import provideAdapter
@@ -640,3 +641,25 @@ def test_primary_field_target_with_edit_permissions(self):
         serializer = getMultiAdapter((self.portal.doc1, self.request), ISerializeToJson)
         data = serializer()
         self.assertNotIn("targetUrl", data)
+
+
+class TestAllowDiscussion(TestSerializer):
+    def isPlone61OrAbove(self):
+        """Check if the Plone version is 6.1 or above."""
+        installer = get_installer(self.portal)
+        return installer.getVersion() >= "6.1"
+
+    def test_allow_discussion_by_default(self):
+        """Not globally addable, not fti enabled, not obj instance enabled"""
+        if self.isPlone61OrAbove():
+            # Test for Plone 6.1 and above
+            self.portal.invokeFactory("Document", id="doc2")
+            serializer = getMultiAdapter(
+                (self.portal.doc2, self.request), ISerializeToJson
+            )
+            obj = serializer()
+
+            self.assertIn("allow_discussion", obj)
+            self.assertEqual(False, obj["allow_discussion"])
+        else:
+            self.skipTest("Test skipped for Plone versions earlier than 6.1")