1 files changed, 137 insertions, 0 deletions

diff --git a/src/service/reclaim/test_did_helper.c b/src/service/reclaim/test_did_helper.c
new file mode 100644
index 000000000..c11f47540
--- /dev/null
+++ b/src/service/reclaim/test_did_helper.c
@@ -0,0 +1,137 @@
+/*
+   This file is part of GNUnet
+   Copyright (C) 2010-2015 GNUnet e.V.
+
+   GNUnet is free software: you can redistribute it and/or modify it
+   under the terms of the GNU Affero General Public License as published
+   by the Free Software Foundation, either version 3 of the License,
+   or (at your option) any later version.
+
+   GNUnet is distributed in the hope that it will be useful, but
+   WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Affero General Public License for more details.
+
+   You should have received a copy of the GNU Affero General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+   SPDX-License-Identifier: AGPL3.0-or-later
+ */
+
+/**
+ * @file reclaim/test_did_helper.c
+ * @brief Unit tests for the helper library for DID related functions
+ * @author Tristan Schwieren
+ */
+
+#include "platform.h"
+#include "gnunet_util_lib.h"
+#include "gnunet_namestore_service.h"
+#include "gnunet_gns_service.h"
+#include "gnunet_gnsrecord_lib.h"
+#include "did_helper.h"
+#include "jansson.h"
+
+static const char test_skey_bytes[32] = {
+  0x9b, 0x93, 0x7b, 0x81, 0x32, 0x2d, 0x81, 0x6c,
+  0xfa, 0xb9, 0xd5, 0xa3, 0xba, 0xac, 0xc9, 0xb2,
+  0xa5, 0xfe, 0xbe, 0x4b, 0x14, 0x9f, 0x12, 0x6b,
+  0x36, 0x30, 0xf9, 0x3a, 0x29, 0x52, 0x70, 0x17
+};
+
+// TODO: Create a did manual from private key / independet of implementation
+static const char *test_did =
+  "did:gns:000G0509BYD1MPAXVSTNV0KRD1JAT0YZMPJFQNM869B66S72PSF17K4Y8G";
+
+static const char *test_multibase_key =
+  "u7QEJX5oaWV3edV2CeGhkrQPfpaT71ogyVmNk4rZeE8yeRA";
+
+static const char *test_did_document_format_str =
+  "{\"@context\":[\"https://www.w3.org/ns/did/v1\",\
+  \"https://w3id.org/security/suites/ed25519-2020/v1\"],\
+  \"id\":\"%s\",\
+  \"verificationMethod\":[{\
+  \"id\":\"%s#key-1\",\
+  \"type\":\"Ed25519VerificationKey2020\",\
+  \"controller\":\"%s\",\
+  \"publicKeyMultibase\":\"%s\"}],\
+  \"authentication\":[\"#key-1\"],\
+  \"assertionMethod\":[\"#key-1\"]}";
+
+static struct GNUNET_CRYPTO_PrivateKey test_skey;
+static struct GNUNET_CRYPTO_PublicKey test_pkey;
+static struct json_t *test_did_document;
+static char *test_did_document_str;
+
+void
+test_GNUNET_DID_pkey_to_did ()
+{
+  char *str_did;
+  str_did = DID_pkey_to_did (&test_pkey);
+  GNUNET_assert (strcmp ((char *) test_did, str_did) == 0);
+  GNUNET_free (str_did);
+}
+
+void
+test_GNUNET_DID_did_to_pkey ()
+{
+  struct GNUNET_CRYPTO_PublicKey pkey;
+  DID_did_to_pkey ((char *) test_did, &pkey);
+
+  GNUNET_assert (test_pkey.type = pkey.type);
+  GNUNET_assert (memcmp (&pkey.eddsa_key,
+                         &test_pkey.eddsa_key,
+                         sizeof (test_pkey.eddsa_key)) == 0);
+}
+
+// void
+// test_GNUNET_DID_key_convert_multibase_base64_to_gnunet ();
+
+void
+test_GNUNET_DID_key_convert_gnunet_to_multibase_base64 ()
+{
+  char *multibase_key;
+  multibase_key = DID_key_convert_gnunet_to_multibase_base64 (&test_pkey);
+
+  GNUNET_assert (strcmp (test_multibase_key, multibase_key) == 0);
+  GNUNET_free (multibase_key);
+}
+
+void
+test_GNUNET_DID_pkey_to_did_document ()
+{
+  struct json_t *did_document;
+  char *did_document_str = DID_pkey_to_did_document (&test_pkey);
+  did_document = json_loads (did_document_str, JSON_DECODE_ANY, NULL);
+  GNUNET_assert (json_equal (test_did_document, did_document) == 1);
+  json_decref (did_document);
+  GNUNET_free (did_document_str);
+}
+
+int
+main ()
+{
+  // Setup key
+  test_skey.type = htonl (GNUNET_PUBLIC_KEY_TYPE_EDDSA);
+  memcpy (&(test_skey.eddsa_key),
+          test_skey_bytes,
+          sizeof(struct GNUNET_CRYPTO_EddsaPrivateKey));
+  GNUNET_CRYPTO_key_get_public (&test_skey, &test_pkey);
+
+  // Setup did document
+  GNUNET_asprintf (&test_did_document_str,
+                   test_did_document_format_str,
+                   test_did,
+                   test_did,
+                   test_did,
+                   test_multibase_key);
+  test_did_document = json_loads (test_did_document_str, JSON_DECODE_ANY, NULL);
+
+  // Do tests
+  test_GNUNET_DID_pkey_to_did ();
+  test_GNUNET_DID_did_to_pkey ();
+  test_GNUNET_DID_pkey_to_did_document ();
+  test_GNUNET_DID_key_convert_gnunet_to_multibase_base64 ();
+  json_decref (test_did_document);
+  return 0;
+}