added signature size test

Author: InfiniteSwerve

deku-p/src/core/crypto/tests/alg_intf_tests.ml

@@ -98,6 +98,7 @@ struct
         (List.flatten signatures)
 
     let zero = Signature.(to_b58 zero)
+    let size = Signature.size
   end
 
   module Test_secret_key_data = struct
@@ -224,5 +225,10 @@ struct
       Alcotest.(check' string)
         ~msg:"zeros are equal" ~expected:Tezos_data.zero
         ~actual:Signature_data.zero
+
+    let size () =
+      Alcotest.(check' int)
+        ~msg:"sizes are equal" ~expected:Tezos_data.size
+        ~actual:Signature_data.size
   end
 end

deku-p/src/core/crypto/tests/test_ed25519.ml

@@ -109,5 +109,6 @@ let run () =
           test_case "compare" `Quick Test_signature_data.compare;
           test_case "equality" `Quick Test_signature_data.equality;
           test_case "zero" `Quick Test_signature_data.zero;
+          test_case "size" `Quick Test_signature_data.size;
         ] );
     ]