From 5ea572f8d5a08897f4aa15410a9f7e446e624d0a Mon Sep 17 00:00:00 2001
From: Willem Thiart <himself@willemthiart.com>
Date: Mon, 11 Apr 2016 13:10:26 -0700
Subject: [PATCH] Fix: append entries array index

Regression caused by 6f318d01739226d103a4f246653d04c580d8fe87
---
 src/raft_log.c      | 2 +-
 tests/test_server.c | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/raft_log.c b/src/raft_log.c
index c48bcee9..c09a6cbe 100644
--- a/src/raft_log.c
+++ b/src/raft_log.c
@@ -109,7 +109,7 @@ int log_append_entry(log_t* me_, raft_entry_t* c)
     if (me->cb && me->cb->log_offer)
     {
         void* ud = raft_get_udata(me->raft);
-        e = me->cb->log_offer(me->raft, ud, c, me->back - 1);
+        e = me->cb->log_offer(me->raft, ud, c, me->back);
         if (e == RAFT_ERR_SHUTDOWN)
             return e;
     }
diff --git a/tests/test_server.c b/tests/test_server.c
index 787a2070..83abdbec 100644
--- a/tests/test_server.c
+++ b/tests/test_server.c
@@ -192,6 +192,7 @@ static int __raft_logentry_offer(
     int ety_idx
     )
 {
+    CuAssertIntEquals(udata, ety_idx, 0);
     ety->data.buf = udata;
     return 0;
 }
@@ -202,10 +203,9 @@ void TestRaft_server_append_entry_user_can_set_data_buf(CuTest * tc)
         .log_offer = __raft_logentry_offer,
     };
 
-    char *data = "xxx";
     void *r = raft_new();
     raft_set_state(r, RAFT_STATE_CANDIDATE);
-    raft_set_callbacks(r, &funcs, data);
+    raft_set_callbacks(r, &funcs, tc);
     raft_set_current_term(r, 5);
     raft_entry_t ety = {};
     ety.term = 1;