Reuse round trip test function

blindsign/blindrsa/blindrsa_test.go

@@ -84,32 +84,6 @@ func loadPrivateKey(t *testing.T) *rsa.PrivateKey {
 	return privateKey
 }
 
-func TestSignVerify(t *testing.T) {
-	message := []byte("hello world")
-	key := loadPrivateKey(t)
-
-	verifier := NewRSAVerifier(&key.PublicKey, sha512.New())
-	signer := NewRSASigner(key)
-
-	blindedMsg, state, err := verifier.Blind(rand.Reader, message)
-	if err != nil {
-		t.Fatal(err)
-	}
-
-	blindedSig, err := signer.BlindSign(blindedMsg)
-	if err != nil {
-		t.Fatal(err)
-	}
-
-	sig, err := state.Finalize(blindedSig)
-	if err != nil {
-		t.Fatal(err)
-	}
-	if sig == nil {
-		t.Fatal("nil signature output")
-	}
-}
-
 func runSignatureProtocol(signer RSASigner, verifier RSAVerifier, message []byte, random io.Reader) ([]byte, error) {
 	blindedMsg, state, err := verifier.Blind(random, message)
 	if err != nil {
@@ -129,6 +103,22 @@ func runSignatureProtocol(signer RSASigner, verifier RSAVerifier, message []byte
 	return sig, nil
 }
 
+func TestRoundTrip(t *testing.T) {
+	message := []byte("hello world")
+	key := loadPrivateKey(t)
+
+	verifier := NewRSAVerifier(&key.PublicKey, sha512.New())
+	signer := NewRSASigner(key)
+
+	sig, err := runSignatureProtocol(signer, verifier, message, rand.Reader)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if sig == nil {
+		t.Fatal("nil signature output")
+	}
+}
+
 func TestDeterministicSignFail(t *testing.T) {
 	message := []byte("hello world")
 	key := loadPrivateKey(t)