1 files changed, 68 insertions, 0 deletions
diff --git a/packages/meshbay-node/tests/test_tmdb_override_policy.py b/packages/meshbay-node/tests/test_tmdb_override_policy.py
index c2f28e6..0717a0c 100644
--- a/packages/meshbay-node/tests/test_tmdb_override_policy.py
+++ b/packages/meshbay-node/tests/test_tmdb_override_policy.py
@@ -195,6 +195,74 @@ async def test_override_updates_every_entry_sharing_the_display_title(tmp_path):
         await media_cache.close()
 
 
+async def test_movie_override_touches_only_the_one_file(tmp_path):
+    """
+    guessit gives a whole franchise the same display_title (every
+    "<franchise>.-.<year>.-.<subtitle>.mkv" parses to the franchise name),
+    so fanning a *movie* override out by display_title corrected the wrong
+    films (found live, 2026-08-29). A movie override applies to its own
+    file_id only; a show override still fans out (test above).
+    """
+    session = _session(tmp_path, "op", operator="op")
+    index = session._ctx["index"]
+    m1 = IndexEntry(id="b" * 64, name="Some.Agent.42.-.2008.-.Second.Errand.mkv",
+                    path="movies", size=1, type="video", added_at=0,
+                    display_title="Some Agent 42")
+    m2 = IndexEntry(id="c" * 64, name="Some.Agent.42.-.2012.-.Third.Errand.mkv",
+                    path="movies", size=1, type="video", added_at=0,
+                    display_title="Some Agent 42")
+    index.add_entry(m1)
+    index.add_entry(m2)
+
+    media_cache = MediaCache(db_path=tmp_path / "media_cache.db")
+    await media_cache.open()
+    try:
+        session._ctx["media_cache"] = media_cache
+        session._ctx["tmdb_client"] = None
+        session._verify_admin_sig = lambda transcript, sig: _true()
+        session._peer_registry = lambda: {}
+
+        await session._admin_exec_tmdb_override(
+            {"subject": f"file_id={m1.id},tmdb_id=302,media_type=movie"},
+            b"transcript", b"sig")
+
+        assert await media_cache.get_file_tmdb(m1.id) == ("302", "movie")
+        assert await media_cache.get_file_tmdb(m2.id) is None, (
+            "a movie override must not fan out to another film sharing the "
+            "parsed franchise display_title")
+        # the corrected file is also shielded from a later ops.rematch_video
+        assert await media_cache.clear_tmdb_matches([m1.id, m2.id]) == 0
+    finally:
+        await media_cache.close()
+
+
+async def test_show_override_fans_out_and_marks_every_corrected_file(tmp_path):
+    session = _session(tmp_path, "op", operator="op")
+    index = session._ctx["index"]
+    s1 = _entry("shared/S1", "s01e01.mkv", "Some Show")
+    s2 = _entry("shared/S2", "s02e01.mkv", "Some Show")
+    index.add_entry(s1)
+    index.add_entry(s2)
+
+    media_cache = MediaCache(db_path=tmp_path / "media_cache.db")
+    await media_cache.open()
+    try:
+        session._ctx["media_cache"] = media_cache
+        session._ctx["tmdb_client"] = None
+        session._verify_admin_sig = lambda transcript, sig: _true()
+        session._peer_registry = lambda: {}
+
+        await session._admin_exec_tmdb_override(
+            {"subject": f"file_id={s1.id},tmdb_id=2255,media_type=tv"},
+            b"transcript", b"sig")
+
+        assert await media_cache.get_file_tmdb(s2.id) == ("2255", "tv")   # fan-out
+        # both episodes are marked, so ops.rematch_video spares the correction
+        assert await media_cache.clear_tmdb_matches([s1.id, s2.id]) == 0
+    finally:
+        await media_cache.close()
+
+
 class _FakeTmdbClient:
     """Just enough for _tmdb_build_meta to run end to end — a fixed,
     deterministic response, not a search stub (the override already has a