[taler-exchange] branch master updated: expand DB test to cover #6124 better (passed immediately, does not explain the failure)

[gnunet]

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grothoff pushed a commit to branch master
in repository exchange.

The following commit(s) were added to refs/heads/master by this push:
     new 6aca928c expand DB test to cover #6124 better (passed immediately, 
does not explain the failure)
6aca928c is described below

commit 6aca928cf89bbd3ddc9384d773415dbb04f0659f
Author: Christian Grothoff <address@hidden>
AuthorDate: Sat Mar 14 19:45:43 2020 +0100

    expand DB test to cover #6124 better (passed immediately, does not explain 
the failure)
---
 src/exchange/taler-exchange-httpd_withdraw.c |  1 +
 src/exchangedb/test_exchangedb.c             | 43 +++++++++++++++++++++-------
 2 files changed, 34 insertions(+), 10 deletions(-)

diff --git a/src/exchange/taler-exchange-httpd_withdraw.c 
b/src/exchange/taler-exchange-httpd_withdraw.c
index 52503e6c..ddb543c8 100644
--- a/src/exchange/taler-exchange-httpd_withdraw.c
+++ b/src/exchange/taler-exchange-httpd_withdraw.c
@@ -260,6 +260,7 @@ withdraw_transaction (void *cls,
     char *amount_required;
     char *r_balance;
     struct TALER_EXCHANGEDB_ReserveHistory *rh;
+
     /* The reserve does not have the required amount (actual
      * amount + withdraw fee) */
     GNUNET_break_op (0);
diff --git a/src/exchangedb/test_exchangedb.c b/src/exchangedb/test_exchangedb.c
index 3520ff24..e9b47942 100644
--- a/src/exchangedb/test_exchangedb.c
+++ b/src/exchangedb/test_exchangedb.c
@@ -1656,16 +1656,39 @@ run (void *cls)
           plugin->ensure_coin_known (plugin->cls,
                                      session,
                                      &deposit.coin));
-  FAILIF (GNUNET_DB_STATUS_SUCCESS_ONE_RESULT !=
-          plugin->insert_recoup_request (plugin->cls,
-                                         session,
-                                         &reserve_pub,
-                                         &deposit.coin,
-                                         &coin_sig,
-                                         &coin_blind,
-                                         &value,
-                                         &cbc.h_coin_envelope,
-                                         deadline));
+  {
+    struct TALER_EXCHANGEDB_Reserve pre_reserve;
+    struct TALER_EXCHANGEDB_Reserve post_reserve;
+    struct TALER_Amount delta;
+
+    pre_reserve.pub = reserve_pub;
+    FAILIF (GNUNET_DB_STATUS_SUCCESS_ONE_RESULT !=
+            plugin->reserves_get (plugin->cls,
+                                  session,
+                                  &pre_reserve));
+    FAILIF (GNUNET_DB_STATUS_SUCCESS_ONE_RESULT !=
+            plugin->insert_recoup_request (plugin->cls,
+                                           session,
+                                           &reserve_pub,
+                                           &deposit.coin,
+                                           &coin_sig,
+                                           &coin_blind,
+                                           &value,
+                                           &cbc.h_coin_envelope,
+                                           deadline));
+    post_reserve.pub = reserve_pub;
+    FAILIF (GNUNET_DB_STATUS_SUCCESS_ONE_RESULT !=
+            plugin->reserves_get (plugin->cls,
+                                  session,
+                                  &post_reserve));
+    FAILIF (GNUNET_OK !=
+            TALER_amount_subtract (&delta,
+                                   &post_reserve.balance,
+                                   &pre_reserve.balance));
+    FAILIF (0 !=
+            TALER_amount_cmp (&delta,
+                              &value));
+  }
   FAILIF (GNUNET_DB_STATUS_SUCCESS_ONE_RESULT !=
           plugin->select_recoup_above_serial_id (plugin->cls,
                                                  session,

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