fix: arbitrate slots on the strongest profile proof

tests/test_slots.py

@@ -555,5 +555,25 @@ class ManifestFollowsTheArbitration(unittest.TestCase):
                 self.assertEqual(by_dest[dest]["repo_path"], path)
 
 
+class StrongestProfileClaimWins(unittest.TestCase):
+    """yaps2 pins GameIndex.yaml by sha1; armsx2 matched a path only."""
+
+    def test_hash_proof_beats_path_proof(self):
+        from slots import Claim, Conflict, arbitrate, format_decision
+
+        def claim(emu, path, status):
+            return Claim("profile", "pcsx2/resources/GameIndex.yaml", "GameIndex.yaml",
+                         emulator=emu, local_path=path, status=status)
+
+        conflict = Conflict(
+            "pcsx2/resources/GameIndex.yaml",
+            Claim("platform", "pcsx2/resources/GameIndex.yaml", "GameIndex.yaml",
+                  local_path="p", status="path_exact"),
+            [claim("armsx2", "a", "path_exact"), claim("yaps2", "y", "sha1_exact")],
+        )
+        decision = arbitrate(conflict, "existence")
+        self.assertEqual(decision.winner.emulator, "yaps2")
+        self.assertIn("armsx2 expected another file", format_decision(decision))
+
 if __name__ == "__main__":
     unittest.main()