Add regression corpus and opt-in catalog test route

tests/test_matcher.py

@@ -126,6 +126,20 @@ def test_product_evidence_has_priority_over_service_words(matcher: CatalogMatche
     assert result.candidates[0].sku == "BIT-0077"
 
 
+@pytest.mark.parametrize("brand", ["makita", "макита", "макиты", "макиту"])
+def test_makita_transliterations_share_the_same_brand_alias(
+    matcher: CatalogMatcher, brand: str
+) -> None:
+    result = matcher.match(f"шуруповерт как у {brand}, только дешевле")
+
+    assert result.status == "ambiguous"
+    assert [candidate.sku for candidate in result.candidates] == [
+        "INS-0010",
+        "INS-0017",
+        "INS-0003",
+    ]
+
+
 @pytest.mark.parametrize("query", ["шурпуоверт на 12в", "шураыввавёрт на 12в"])
 def test_product_type_survives_typos(matcher: CatalogMatcher, query: str) -> None:
     result = matcher.match(query)