From 14499cdcccb619de29548feed0bd89b04c9d48f3 Mon Sep 17 00:00:00 2001
From: David Fischer <djfische@gmail.com>
Date: Sun, 13 Sep 2026 08:27:38 -0700
Subject: [PATCH] Unicode fix for Ratonhnhake:ton

---
 src/scryfall.py        |  6 ++++++
 tests/test_scryfall.py | 35 +++++++++++++++++++++++++++++++++++
 2 files changed, 41 insertions(+)

diff --git a/src/scryfall.py b/src/scryfall.py
index 40b7eca..9d6bf69 100644
--- a/src/scryfall.py
+++ b/src/scryfall.py
@@ -31,7 +31,11 @@
     "Jotun Grunt": "Jötun Grunt",
     "Sol'kanar the Tainted": "Sol'Kanar the Tainted",
     "Furnace Of Rath": "Furnace of Rath",
+    "Lim-Dul's Vault": "Lim-Dûl's Vault",
     "Lim-Dûl's Vault": "Lim-Dûl's Vault",
+    # Ratonhnhaké꞉ton uses modifier letter colon (U+A789) in Scryfall, but ASCII colon in MTGO
+    "Ratonhnhaké:ton": "Ratonhnhaké꞉ton",
+    "Ratonhnhake:ton": "Ratonhnhaké꞉ton",
 }
 
 ALCHEMY_PREFIX = "A-"
@@ -74,6 +78,8 @@ def load_cache(self) -> bool:
             else:
                 self._mappings = data
                 self._canonical_names = set()
+            self._mappings.update(STATIC_CORRECTIONS)
+            self._canonical_names.update(STATIC_CORRECTIONS.values())
             logger.info(
                 "Loaded %d card mappings and %d canonical names from cache (%s)",
                 len(self._mappings),
diff --git a/tests/test_scryfall.py b/tests/test_scryfall.py
index 300e1f0..c975869 100644
--- a/tests/test_scryfall.py
+++ b/tests/test_scryfall.py
@@ -57,3 +57,38 @@ def test_scryfall_normalizer_warning_on_unrecognized(tmp_path, caplog):
         result = normalizer.normalize("Fake Card Name 12345")
         assert result == "Fake Card Name 12345"
         assert "Fake Card Name 12345" in caplog.text
+
+
+def test_scryfall_normalizer_ratonhnhaketon(tmp_path, caplog):
+    cache_dir = tmp_path / ".cache"
+    cache_file = cache_dir / "scryfall_names.json"
+    cache_dir.mkdir(parents=True)
+
+    payload = {
+        "mappings": {},
+        "canonical": ["Ratonhnhaké\ua789ton", "Circle of Protection: Black"],
+    }
+    with open(cache_file, "w", encoding="utf-8") as f:
+        json.dump(payload, f)
+
+    normalizer = ScryfallNormalizer(cache_dir=str(cache_dir))
+
+    with caplog.at_level(logging.WARNING):
+        # Ratonhnhaké:ton with ASCII colon should normalize to modifier letter colon U+A789
+        assert normalizer.normalize("Ratonhnhaké:ton") == "Ratonhnhaké\ua789ton"
+        assert "not recognized" not in caplog.text
+
+        # Unaccented variation
+        assert normalizer.normalize("Ratonhnhake:ton") == "Ratonhnhaké\ua789ton"
+        assert "not recognized" not in caplog.text
+
+        # Already canonical form with U+A789
+        assert normalizer.normalize("Ratonhnhaké\ua789ton") == "Ratonhnhaké\ua789ton"
+        assert "not recognized" not in caplog.text
+
+        # Regular colon card should remain unchanged and recognized
+        assert (
+            normalizer.normalize("Circle of Protection: Black")
+            == "Circle of Protection: Black"
+        )
+        assert "not recognized" not in caplog.text