fix(Filter.remap_fields): fix capital letters in meta fields being ignored; adjust tests

#284 (comment)

Author: lunaro-4

tagstudio/src/core/library.py

@@ -2450,6 +2450,12 @@ def remap_fields(self, entry: Entry) -> dict[str | int, str]:
             for key, value in field.items():
                 key_mapped = self._field_id_to_name_map.get(int(key))
                 key_type = self.get_field_obj(key)["type"]
+                if isinstance(value, str):
+                    value = value.casefold()
+                elif isinstance(value, list):
+                    for i in value:
+                        if isinstance(i, str):
+                            i = i.casefold()
                 if (
                     key_type != "tag_box"
                     and key_mapped != "author"

tagstudio/tests/core/test_search.py

@@ -71,13 +71,13 @@
         [{key_unbound: ["tag1"], key_empty: ["description"]}, {"description": "desc"}],
     ),
     ("; no author", [{key_unbound: ["no", "author"]}]),
-    ("description: Foo", [{"description": "foo"}])
+    ("description: Foo", [{"description": "foo"}]),
 ]
 
 remap_cases: list[tuple] = [
     (test_entry_one, {"tags": [1000, 1001], "author": ["James"]}),
     (test_entry_two, {}),
-    (test_entry_three, {"tags": [1001], "description": ["Foo description"]}),
+    (test_entry_three, {"tags": [1001], "description": ["foo description"]}),
     (test_entry_four, {"author": ["Victor"], "description": ["description"]}),
     (test_entry_five, {"author": ["Victor", "James"]}),
 ]
@@ -157,10 +157,10 @@
 )
 
 filter_case_six: tuple = (
-        [{"description": "foo"}],
-        SearchMode.OR,
-        [(ItemType.ENTRY, 2), (ItemType.ENTRY, 5)]
-        )
+    [{"description": "foo"}],
+    SearchMode.OR,
+    [(ItemType.ENTRY, 2), (ItemType.ENTRY, 5)],
+)
 
 negative_filter_case_one: tuple = (
     [{key_empty: "description"}],
@@ -180,7 +180,6 @@
     [
         (ItemType.ENTRY, 0),
         (ItemType.ENTRY, 1),
-        (ItemType.ENTRY, 2),
         (ItemType.ENTRY, 3),
         (ItemType.ENTRY, 4),
     ],