Fix inspect attachment subtracks

tests/unit/test_tag_table_screen_state.py

@@ -548,6 +548,11 @@ class TagTableScreenStateTests(unittest.TestCase):
         screen.tagsTable = FakeTagTable()
         screen.shiftedSeasonsTable = FakeTagTable()
         screen._PatternDetailsScreen__pattern = object()
+        screen._PatternDetailsScreen__showDescriptor = None
+        widgets = {
+            "#show_quality_hint": FakeStaticWidget(),
+        }
+        screen.query_one = lambda selector, _type=None: widgets[selector]
 
         calls = []
         screen.updateTags = lambda: calls.append("updateTags")
@@ -561,6 +566,48 @@ class TagTableScreenStateTests(unittest.TestCase):
             calls,
         )
 
+    def test_pattern_details_screen_on_mount_shows_show_quality_hint_for_new_pattern(self):
+        set_current_language("en")
+
+        screen = object.__new__(PatternDetailsScreen)
+        screen.context = {}
+        screen._PatternDetailsScreen__showDescriptor = ShowDescriptor(
+            id=7,
+            name="Demo",
+            year=1999,
+            quality=23,
+        )
+        screen._PatternDetailsScreen__pattern = None
+
+        widgets = {
+            "#showlabel": FakeStaticWidget(),
+            "#show_quality_hint": FakeStaticWidget(),
+        }
+        screen.query_one = lambda selector, _type=None: widgets[selector]
+
+        screen.on_mount()
+
+        self.assertEqual("7 - Demo (1999)", widgets["#showlabel"].value)
+        self.assertEqual("Show: 23", widgets["#show_quality_hint"].value)
+
+    def test_pattern_details_screen_show_quality_hint_is_hidden_when_pattern_quality_exists(self):
+        set_current_language("en")
+
+        screen = object.__new__(PatternDetailsScreen)
+        screen._PatternDetailsScreen__showDescriptor = ShowDescriptor(
+            id=7,
+            name="Demo",
+            year=1999,
+            quality=23,
+        )
+        screen._PatternDetailsScreen__pattern = type(
+            "_Pattern",
+            (),
+            {"quality": 19},
+        )()
+
+        self.assertEqual("", screen.getShowQualityHintText())
+
     def test_inspect_details_screen_handle_edit_pattern_refreshes_even_without_result(self):
         screen = object.__new__(InspectDetailsScreen)
 
@@ -722,7 +769,7 @@ class TagTableScreenStateTests(unittest.TestCase):
         self.assertIn("English Full", screen.tracksTable.rows["row-0"])
         self.assertIs(target_track, screen.getSelectedTrackDescriptor())
 
-    def test_inspect_details_screen_update_tracks_blanks_irrelevant_attachment_fields(self):
+    def test_inspect_details_screen_update_tracks_shows_attachment_format_and_blanks_language(self):
         attachment_track = TrackDescriptor(
             index=4,
             source_index=4,
@@ -745,10 +792,36 @@ class TagTableScreenStateTests(unittest.TestCase):
         row = screen.tracksTable.rows["row-0"]
 
         self.assertEqual("4", row[0])
-        self.assertEqual(" ", row[3])
+        self.assertEqual("TTF", row[3])
+        self.assertEqual(" ", row[5])
         self.assertEqual(" ", row[7])
         self.assertEqual(" ", row[8])
 
+    def test_inspect_details_screen_update_tracks_shows_unknown_for_unknown_attachment_format(self):
+        attachment_track = TrackDescriptor(
+            index=5,
+            source_index=5,
+            sub_index=0,
+            track_type=TrackType.ATTACHMENT,
+            attachment_format=AttachmentFormat.UNKNOWN,
+            tags={"filename": "blob.bin", "mimetype": "application/octet-stream"},
+        )
+
+        screen = object.__new__(InspectDetailsScreen)
+        screen.tracksTable = FakeTagTable()
+        screen._sourceMediaDescriptor = FakeMediaDescriptor([attachment_track])
+        screen._targetMediaDescriptor = None
+        screen._currentPattern = None
+        screen._trackRowData = {}
+        screen._applyNormalization = False
+
+        screen.updateTracks()
+
+        row = screen.tracksTable.rows["row-0"]
+
+        self.assertEqual("unknown", row[3])
+        self.assertEqual(" ", row[5])
+
     def test_inspect_details_screen_maps_target_selection_back_to_source_track(self):
         source_track = TrackDescriptor(
             index=3,