Entry.feed_resolved_title: return source and feed title only if they …

…differ.

CHANGES.rst

@@ -11,6 +11,9 @@ Version 3.17
 
 Unreleased
 
+* Return the ``source (feed)`` form of :attr:`Entry.feed_resolved_title`
+  only if the source and feed titles are different.
+
 
 Version 3.16
 ------------

src/reader/types.py

@@ -384,14 +384,21 @@ def get_content(self, *, prefer_summary: bool = False) -> Content | None:
     @property
     def feed_resolved_title(self) -> str | None:
         """Feed :attr:`~Feed.resolved_title`, source :attr:`~EntrySource.title`,
-        or ``"{source} ({feed})"`` if both are present.
+        or ``"{source} ({feed})"`` if both are present and different.
 
         .. versionadded:: 3.16
 
+        .. versionchanged:: 3.17
+            Return both the source and feed titles only if they are different.
+
         """
         title = self.feed.resolved_title
         source = self.source
         source_title = source.title if source else None
+        if self.feed.title == source_title:
+            source_title = None
+        if title == source_title:
+            source_title = None
         if not source_title:
             return title
         if not title:

tests/test_types.py

@@ -281,6 +281,9 @@ def entry_with_feed_title(feed=None, user=None, source=None):
             entry_with_feed_title(feed='feed', user='user', source='source'),
             'source (user)',
         ),
+        (entry_with_feed_title(feed='feed', source='feed'), 'feed'),
+        (entry_with_feed_title(feed='feed', user='user', source='user'), 'user'),
+        (entry_with_feed_title(feed='feed', user='user', source='feed'), 'user'),
     ],
 )
 def test_entry_feed_resolved_title(entry, title):