merchant

testing_api_cmd_get_instances.c (6765B)

---

 /*
   This file is part of TALER
   Copyright (C) 2020 Taler Systems SA
 
   TALER is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as
   published by the Free Software Foundation; either version 3, or
   (at your option) any later version.
 
   TALER 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 General Public License for more details.
 
   You should have received a copy of the GNU General Public
   License along with TALER; see the file COPYING.  If not, see
   <http://www.gnu.org/licenses/>
 */
 /**
  * @file testing_api_cmd_get_instances.c
  * @brief command to test GET /instances
  * @author Christian Grothoff
  */
 #include "platform.h"
 #include <taler/taler_exchange_service.h>
 #include <taler/taler_testing_lib.h>
 #include "taler_merchant_service.h"
 #include "taler_merchant_testing_lib.h"
 
 
 /**
  * State of a "GET instances" CMD.
  */
 struct GetInstancesState
 {
 
   /**
    * Handle for a "GET instance" request.
    */
   struct TALER_MERCHANT_InstancesGetHandle *igh;
 
   /**
    * The interpreter state.
    */
   struct TALER_TESTING_Interpreter *is;
 
   /**
    * Base URL of the merchant serving the request.
    */
   const char *merchant_url;
 
   /**
    * Expected HTTP response code.
    */
   unsigned int http_status;
 
   /**
    * The list of instance references to compare to.
    */
   const char **instances;
 
   /**
    * The length of @e instances.
    */
   unsigned int instances_length;
 
 };
 
 
 /**
  * Callback for a GET /instances operation.
  *
  * @param cls closure for this function
  * @param igr response
  */
 static void
 get_instances_cb (void *cls,
                   const struct TALER_MERCHANT_InstancesGetResponse *igr)
 {
   const struct TALER_MERCHANT_HttpResponse *hr = &igr->hr;
   struct GetInstancesState *gis = cls;
 
   gis->igh = NULL;
   if (gis->http_status != hr->http_status)
   {
     GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
                 "Unexpected response code %u (%d) to command %s\n",
                 hr->http_status,
                 (int) hr->ec,
                 TALER_TESTING_interpreter_get_current_label (gis->is));
     TALER_TESTING_interpreter_fail (gis->is);
     return;
   }
   switch (hr->http_status)
   {
   case MHD_HTTP_OK:
     {
       unsigned int iis_length
         = igr->details.ok.iis_length;
       const struct TALER_MERCHANT_InstanceInformation *iis
         = igr->details.ok.iis;
 
       if (iis_length != gis->instances_length)
       {
         GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
                     "Length of instances found does not match\n");
         TALER_TESTING_interpreter_fail (gis->is);
         return;
       }
       for (unsigned int i = 0; i < iis_length; ++i)
       {
         const struct TALER_TESTING_Command *instance_cmd;
 
         instance_cmd = TALER_TESTING_interpreter_lookup_command (
           gis->is,
           gis->instances[i]);
 
         {
           const char *name;
 
           if (GNUNET_OK !=
               TALER_TESTING_get_trait_instance_name (instance_cmd,
                                                      &name))
           {
             GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
                         "Could not fetch instance name\n");
             TALER_TESTING_interpreter_fail (gis->is);
             return;
           }
           if (0 != strcmp (iis[i].name,
                            name))
           {
             GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
                         "Instance name does not match\n");
             TALER_TESTING_interpreter_fail (gis->is);
             return;
           }
         }
 
         {
           const char *id;
 
           if (GNUNET_OK !=
               TALER_TESTING_get_trait_instance_id (instance_cmd,
                                                    &id))
           {
             GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
                         "Could not fetch instance id\n");
             TALER_TESTING_interpreter_fail (gis->is);
             return;
           }
           if (0 != strcmp (iis[i].id,
                            id))
           {
             GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
                         "Instance id does not match\n");
             TALER_TESTING_interpreter_fail (gis->is);
             return;
           }
         }
       }
 
       // FIXME: compare payment_targets
       break;
     }
   default:
     GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
                 "Unhandled HTTP status %u for GET /instances.\n",
                 hr->http_status);
   }
   TALER_TESTING_interpreter_next (gis->is);
 }
 
 
 /**
  * Run the "GET /instances" CMD.
  *
  *
  * @param cls closure.
  * @param cmd command being run now.
  * @param is interpreter state.
  */
 static void
 get_instances_run (void *cls,
                    const struct TALER_TESTING_Command *cmd,
                    struct TALER_TESTING_Interpreter *is)
 {
   struct GetInstancesState *gis = cls;
 
   gis->is = is;
   gis->igh = TALER_MERCHANT_instances_get (
     TALER_TESTING_interpreter_get_context (is),
     gis->merchant_url,
     &get_instances_cb,
     gis);
   GNUNET_assert (NULL != gis->igh);
 }
 
 
 /**
  * Free the state of a "GET instance" CMD, and possibly
  * cancel a pending operation thereof.
  *
  * @param cls closure.
  * @param cmd command being run.
  */
 static void
 get_instances_cleanup (void *cls,
                        const struct TALER_TESTING_Command *cmd)
 {
   struct GetInstancesState *gis = cls;
 
   if (NULL != gis->igh)
   {
     GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
                 "GET /instances operation did not complete\n");
     TALER_MERCHANT_instances_get_cancel (gis->igh);
   }
   GNUNET_array_grow (gis->instances,
                      gis->instances_length,
                      0);
   GNUNET_free (gis);
 }
 
 
 struct TALER_TESTING_Command
 TALER_TESTING_cmd_merchant_get_instances (const char *label,
                                           const char *merchant_url,
                                           unsigned int http_status,
                                           ...)
 {
   struct GetInstancesState *gis;
 
   gis = GNUNET_new (struct GetInstancesState);
   gis->merchant_url = merchant_url;
   gis->http_status = http_status;
   {
     const char *clabel;
     va_list ap;
 
     va_start (ap, http_status);
     while (NULL != (clabel = va_arg (ap, const char *)))
     {
       GNUNET_array_append (gis->instances,
                            gis->instances_length,
                            clabel);
     }
     va_end (ap);
   }
   {
     struct TALER_TESTING_Command cmd = {
       .cls = gis,
       .label = label,
       .run = &get_instances_run,
       .cleanup = &get_instances_cleanup
     };
 
     return cmd;
   }
 }
 
 
 /* end of testing_api_cmd_get_instances.c */