1 files changed, 140 insertions, 0 deletions

diff --git a/src/lib/util/test_peer.c b/src/lib/util/test_peer.c
new file mode 100644
index 000000000..ad4e6aac9
--- /dev/null
+++ b/src/lib/util/test_peer.c
@@ -0,0 +1,140 @@
+/*
+     This file is part of GNUnet.
+     Copyright (C) 2009 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 util/test_peer.c
+ * @brief testcase for peer.c
+ * @author Safey Mohammed
+ */
+
+
+#include "platform.h"
+#include "gnunet_util_lib.h"
+#include <gcrypt.h>
+
+#define NUMBER_OF_PEERS 10
+
+/**
+ * A list of Peer ID's to play with
+ */
+static struct GNUNET_PeerIdentity pidArr[NUMBER_OF_PEERS];
+
+
+static void
+generatePeerIdList ()
+{
+  for (unsigned int i = 0; i < NUMBER_OF_PEERS; i++)
+  {
+    gcry_randomize (&pidArr[i],
+                    sizeof(struct GNUNET_PeerIdentity),
+                    GCRY_STRONG_RANDOM);
+    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+                "Peer %u: %s\n",
+                i,
+                GNUNET_i2s (&pidArr[i]));
+  }
+}
+
+
+static int
+check ()
+{
+  GNUNET_PEER_Id pid;
+  struct GNUNET_PeerIdentity res;
+  GNUNET_PEER_Id ids[] = { 1, 2, 3 };
+
+  GNUNET_assert (0 == GNUNET_PEER_intern (NULL));
+  /* Insert Peers into PeerEntry table and hashmap */
+  for (unsigned int i = 0; i < NUMBER_OF_PEERS; i++)
+  {
+    pid = GNUNET_PEER_intern (&pidArr[i]);
+    if (pid != (i + 1))
+    {
+      fprintf (stderr, "%s",
+               "Unexpected Peer ID returned by intern function\n");
+      return 1;
+    }
+  }
+
+  /* Referencing the first 3 peers once again */
+  for (unsigned int i = 0; i < 3; i++)
+  {
+    pid = GNUNET_PEER_intern (&pidArr[i]);
+    if (pid != (i + 1))
+    {
+      fprintf (stderr, "%s",
+               "Unexpected Peer ID returned by intern function\n");
+      return 1;
+    }
+  }
+
+  /* Dereferencing the first 3 peers once [decrementing their reference count] */
+  GNUNET_PEER_decrement_rcs (ids, 3);
+
+  /* re-referencing the first 3 peers using the change_rc function */
+  for (unsigned int i = 1; i <= 3; i++)
+    GNUNET_PEER_change_rc (i, 1);
+
+  /* Removing the second Peer from the PeerEntry hash map */
+  GNUNET_PEER_change_rc (2, -2);
+
+  /* convert the pid of the first PeerEntry into that of the third */
+  GNUNET_PEER_resolve (1,
+                       &res);
+  GNUNET_assert (0 ==
+                 GNUNET_memcmp (&res,
+                                &pidArr[0]));
+
+  /*
+   * Attempt to convert pid = 0 (which is reserved)
+   * into a peer identity object, the peer identity memory
+   * is expected to be set to zero
+   */GNUNET_log_skip (1, GNUNET_YES);
+  GNUNET_PEER_resolve (0, &res);
+  GNUNET_assert (GNUNET_YES == GNUNET_is_zero (&res));
+
+  /* Removing peer entries 1 and 3 from table using the list decrement function */
+  /* If count = 0, nothing should be done whatsoever */
+  GNUNET_PEER_decrement_rcs (ids, 0);
+
+  ids[1] = 3;
+  GNUNET_PEER_decrement_rcs (ids, 2);
+  GNUNET_PEER_decrement_rcs (ids, 2);
+
+  return 0;
+}
+
+
+int
+main ()
+{
+  GNUNET_log_setup ("test-peer",
+                    "ERROR",
+                    NULL);
+  for (unsigned int i = 0; i < 1; i++)
+  {
+    generatePeerIdList ();
+    if (0 != check ())
+      return 1;
+  }
+  return 0;
+}
+
+
+/* end of test_peer.c */