From cdc0f43f359821b12faa74f9823ba091c2897ee3 Mon Sep 17 00:00:00 2001
From: Christian Grothoff <christian@grothoff.org>
Date: Sun, 17 May 2015 17:57:31 +0200
Subject: slightly expand wireformat test to cover error cases

---
 src/util/test_wireformats.c | 55 ++++++++++++++++++++++++++++++++++++++-------
 src/util/wireformats.c      | 19 +++++++++++-----
 2 files changed, 60 insertions(+), 14 deletions(-)

(limited to 'src/util')

diff --git a/src/util/test_wireformats.c b/src/util/test_wireformats.c
index 26ec4b79f..ebb96604c 100644
--- a/src/util/test_wireformats.c
+++ b/src/util/test_wireformats.c
@@ -24,7 +24,8 @@
 #include "taler_util.h"
 #include "taler_json_lib.h"
 
-static const char * const json_wire_str =
+/* Valid SEPA data */
+static const char * const valid_wire_str =
     "{ \"type\":\"SEPA\", \
 \"IBAN\":\"DE67830654080004822650\",                 \
 \"name\":\"GNUnet e.V.\",                               \
@@ -33,7 +34,40 @@ static const char * const json_wire_str =
 \"r\":123456789,                                     \
 \"address\": \"foobar\"}";
 
-int main(int argc, const char *const argv[])
+/* IBAN has wrong country code */
+static const char * const invalid_wire_str =
+    "{ \"type\":\"SEPA\", \
+\"IBAN\":\"XX67830654080004822650\",                 \
+\"name\":\"GNUnet e.V.\",                               \
+\"bic\":\"GENODEF1SLR\",                                 \
+\"edate\":\"1449930207000\",                                \
+\"r\":123456789,                                     \
+\"address\": \"foobar\"}";
+
+/* IBAN has wrong checksum */
+static const char * const invalid_wire_str2 =
+    "{ \"type\":\"SEPA\", \
+\"IBAN\":\"DE67830654080004822651\",                 \
+\"name\":\"GNUnet e.V.\",                               \
+\"bic\":\"GENODEF1SLR\",                                 \
+\"edate\":\"1449930207000\",                                \
+\"r\":123456789,                                     \
+\"address\": \"foobar\"}";
+
+/* Unsupported wireformat type */
+static const char * const unsupported_wire_str =
+    "{ \"type\":\"unsupported\", \
+\"IBAN\":\"DE67830654080004822650\",                 \
+\"name\":\"GNUnet e.V.\",                               \
+\"bic\":\"GENODEF1SLR\",                                 \
+\"edate\":\"1449930207000\",                                \
+\"r\":123456789,                                     \
+\"address\": \"foobar\"}";
+
+
+int 
+main(int argc, 
+     const char *const argv[])
 {
   json_t *wire;
   json_error_t error;
@@ -41,13 +75,18 @@ int main(int argc, const char *const argv[])
 
   GNUNET_log_setup ("test-json-validations", "WARNING", NULL);
   (void) memset(&error, 0, sizeof(error));
-  wire = json_loads (json_wire_str, 0, &error);
-  if (NULL == wire)
-  {
-    TALER_json_warn (error);
-    return 2;
-  }
+  GNUNET_assert (NULL != (wire = json_loads (unsupported_wire_str, 0, NULL)));
+  GNUNET_assert (1 != TALER_json_validate_wireformat ("unsupported", wire));
+  json_decref (wire);
+  GNUNET_assert (NULL != (wire = json_loads (invalid_wire_str, 0, NULL)));
+  GNUNET_assert (1 != TALER_json_validate_wireformat ("SEPA", wire));
+  json_decref (wire);
+  GNUNET_assert (NULL != (wire = json_loads (invalid_wire_str2, 0, NULL)));
+  GNUNET_assert (1 != TALER_json_validate_wireformat ("SEPA", wire));
+  json_decref (wire);
+  GNUNET_assert (NULL != (wire = json_loads (valid_wire_str, 0, &error)));
   ret = TALER_json_validate_wireformat ("SEPA", wire);
+  json_decref (wire);
   if (1 == ret)
     return 0;
   return 1;
diff --git a/src/util/wireformats.c b/src/util/wireformats.c
index e86044d7e..7ea4fd067 100644
--- a/src/util/wireformats.c
+++ b/src/util/wireformats.c
@@ -297,10 +297,11 @@ validate_iban (const char *iban)
       dividend += remainder * (pow (10, nread));
     remainder = dividend % 97;
   }
-  EXITIF (1 != remainder);
-  GNUNET_free (nbuf);
-  return GNUNET_YES;
-
+  if (1 == remainder)
+  {
+    GNUNET_free (nbuf);
+    return GNUNET_YES;
+  }
  EXITIF_exit:
   GNUNET_free (nbuf);
   return GNUNET_NO;
@@ -345,7 +346,13 @@ validate_sepa (const json_t *wire)
                   "r", &r,
                   "address", &address));
   EXITIF (0 != strcmp (type, "SEPA"));
-  EXITIF (1 != validate_iban (iban));
+  if (1 != validate_iban (iban))
+  {
+    GNUNET_log (GNUNET_ERROR_TYPE_INFO,
+		"IBAN `%s' invalid\n",
+		iban);
+    return GNUNET_NO;
+  }
   return GNUNET_YES;
  EXITIF_exit:
   return GNUNET_NO;
@@ -393,7 +400,7 @@ TALER_json_validate_wireformat (const char *type,
     if (0 == strcasecmp (format_handlers[i].type,
                          type))
       return format_handlers[i].handler (wire);
-  GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+  GNUNET_log (GNUNET_ERROR_TYPE_INFO,
               "Wireformat `%s' not supported\n",
               type);
   return GNUNET_NO;
-- 
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