1 files changed, 93 insertions, 0 deletions
diff --git a/tests/symm_signatures.c b/tests/symm_signatures.c
index 17ca560..003d19d 100644
--- a/tests/symm_signatures.c
+++ b/tests/symm_signatures.c
@@ -138,6 +138,99 @@ main (void)
 
       for (j = 0; j < 2; j++)
 	{
+	  struct ncr_symm_signature_session *clone;
+
+	  res = ncr_symm_signature_sign_init (sess, key);
+	  assert (res == CKR_OK);
+
+	  res = ncr_symm_signature_sign_update (sess, tvs[i].input,
+						tvs[i].input_size / 2);
+	  assert (res == CKR_OK);
+
+	  res = ncr_symm_signature_clone (&clone, sess);
+	  assert (res == CKR_OK);
+
+	  res = ncr_symm_signature_sign_update (sess, "", 1);
+	  assert (res == CKR_OK);
+
+	  dest_size = sizeof (dest);
+	  res = ncr_symm_signature_sign_final (sess, dest, &dest_size);
+	  assert (res == CKR_OK);
+	  assert (dest_size == tvs[i].output_size);
+	  assert (memcmp (dest, tvs[i].output, dest_size) != 0);
+
+	  res = ncr_symm_signature_sign_update (clone, tvs[i].input
+						+ tvs[i].input_size / 2,
+						tvs[i].input_size
+						- tvs[i].input_size / 2);
+	  assert (res == CKR_OK);
+
+	  dest_size = sizeof (dest);
+	  res = ncr_symm_signature_sign_final (clone, dest, &dest_size);
+	  assert (res == CKR_OK);
+	  assert (dest_size == tvs[i].output_size);
+	  assert (memcmp (dest, tvs[i].output, dest_size) == 0);
+
+	  res = ncr_symm_signature_free (clone);
+	  assert (res == CKR_OK);
+
+	  for (k = 0; k < 2; k++)
+	    {
+	      res = ncr_symm_signature_verify_init (sess, key);
+	      assert (res == CKR_OK);
+
+	      res = ncr_symm_signature_verify_update (sess, tvs[i].input,
+						      tvs[i].input_size / 2);
+	      assert (res == CKR_OK);
+
+	      res = ncr_symm_signature_clone (&clone, sess);
+	      assert (res == CKR_OK);
+
+	      res = ncr_symm_signature_verify_update (sess, "", 1);
+	      assert (res == CKR_OK);
+
+	      res = ncr_symm_signature_verify_final (sess, tvs[i].output,
+						     tvs[i].output_size);
+	      assert (res == CKR_SIGNATURE_INVALID);
+
+	      res = ncr_symm_signature_verify_update (clone, tvs[i].input
+						      + tvs[i].input_size / 2,
+						      tvs[i].input_size
+						      - tvs[i].input_size / 2);
+	      assert (res == CKR_OK);
+
+	      memcpy (dest, tvs[i].output, tvs[i].output_size);
+	      dest[0] += k;
+	      res = ncr_symm_signature_verify_final (clone, dest,
+						     tvs[i].output_size);
+	      if (k == 0)
+		assert (res == CKR_OK);
+	      else
+		assert (res == CKR_SIGNATURE_INVALID);
+
+	      res = ncr_symm_signature_free (clone);
+	      assert (res == CKR_OK);
+	    }
+	}
+
+      res = ncr_symm_key_destroy (key);
+      assert (res == CKR_OK);
+
+      res = ncr_symm_signature_free (sess);
+      assert (res == CKR_OK);
+    }
+
+  for (i = 0; i < G_N_ELEMENTS (tvs); i++)
+    {
+      res = ncr_symm_signature_alloc (&sess, tvs[i].mech);
+      assert (res == CKR_OK);
+
+      res = ncr_symm_key_create (&key, CKK_GENERIC_SECRET, tvs[i].key,
+				 tvs[i].key_size);
+      assert (res == CKR_OK);
+
+      for (j = 0; j < 2; j++)
+	{
 	  res = ncr_symm_signature_sign_init (sess, key);
 	  assert (res == CKR_OK);