[taler-anastasis] 08/13: Initial work on testing policy creation

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dennis-neufeld pushed a commit to branch master
in repository anastasis.

commit bd2fab089423083e2bbd7fa99e122b3b1187d6f1
Author: Dennis Neufeld <address@hidden>
AuthorDate: Sat May 2 08:25:45 2020 +0000

    Initial work on testing policy creation
---
 src/lib/testing_cmd_policy_create.c | 195 ++++++++++++++++++++++++++++++++++++
 1 file changed, 195 insertions(+)

diff --git a/src/lib/testing_cmd_policy_create.c 
b/src/lib/testing_cmd_policy_create.c
new file mode 100644
index 0000000..ad88bf3
--- /dev/null
+++ b/src/lib/testing_cmd_policy_create.c
@@ -0,0 +1,195 @@
+/*
+  This file is part of Anastasis
+  Copyright (C) 2020 Taler Systems SA
+
+  Anastasis is free software; you can redistribute it and/or modify it under 
the
+  terms of the GNU Lesser General Public License as published by the Free 
Software
+  Foundation; either version 3, or (at your option) any later version.
+
+  Anastasis 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
+  Anastasis; see the file COPYING.GPL.  If not, see 
<http://www.gnu.org/licenses/>
+*/
+/**
+ * @file lib/testing_cmd_policy_create.c
+ * @brief command to execute the anastasis secret share service
+ * @author Christian Grothoff
+ * @author Dennis Neufeld
+ * @author Dominik Meister
+ */
+
+#include "platform.h"
+#include "anastasis_testing_lib.h"
+#include <taler/taler_util.h>
+#include <taler/taler_testing_lib.h>
+
+
+/**
+ * State for a "policy create" CMD.
+ */
+struct PolicyCreateState
+{
+  /**
+   * The interpreter state.
+   */
+  struct TALER_TESTING_Interpreter *is;
+
+  /**
+   * Label of this command.
+   */
+  const char *label;
+
+  /**
+   * References to upload commands of previous truth uploads.
+   */
+  const char **cmd_label_array;
+
+  /**
+   * References to upload commands of previous truth uploads.
+   */
+  const char **cmd_label_array;
+
+  /**
+   * Length of array of command labels (cmd_label_array).
+   */
+  unsigned int cmd_label_array_length;
+
+  /**
+   * Policy object
+   */
+  const struct ANASTASIS_Policy *policy;
+};
+
+
+/**
+ * Run a "policy create" CMD.
+ *
+ * @param cls closure.
+ * @param cmd command currently being run.
+ * @param is interpreter state.
+ */
+static void
+policy_create_run (void *cls,
+                   const struct TALER_TESTING_Command *cmd,
+                   struct TALER_TESTING_Interpreter *is)
+{
+  struct PolicyCreateState *pcs = cls;
+  const struct TALER_TESTING_Command *ref;
+  struct ANASTASIS_Truth truth;
+
+  pcs->is = is;
+  if (NULL != pcs->ap)
+  {
+    ref = TALER_TESTING_interpreter_lookup_command
+            (is,
+            tus->upload_reference);
+    if (NULL == ref)
+    {
+      GNUNET_break (0);
+      TALER_TESTING_interpreter_fail (tus->is);
+      return;
+    }
+    if (GNUNET_OK !=
+        ANASTASIS_TESTING_get_trait_truth (ref,
+                                           0,
+                                           &truth))
+    {
+      GNUNET_break (0);
+      TALER_TESTING_interpreter_fail (pcs->is);
+      return;
+    }
+  }
+
+}
+
+
+/**
+ * Free the state of a "policy create" CMD, and possibly
+ * cancel it if it did not complete.
+ *
+ * @param cls closure.
+ * @param cmd command being freed.
+ */
+static void
+policy_create_cleanup (void *cls,
+                       const struct TALER_TESTING_Command *cmd)
+{
+  // FIXME: Cleanup logic
+  struct PolicyCreateState *pcs = cls;
+
+  GNUNET_free (pcs);
+}
+
+
+/**
+ * Offer internal data to other commands.
+ *
+ * @param cls closure
+ * @param ret[out] result (could be anything)
+ * @param trait name of the trait
+ * @param index index number of the object to extract.
+ * @return #GNUNET_OK on success
+ */
+static int
+policy_create_traits (void *cls,
+                      const void **ret,
+                      const char *trait,
+                      unsigned int index)
+{
+  struct PolicyCreateState *pcs = cls;
+  struct TALER_TESTING_Trait traits[] = {
+    ANASTASIS_TESTING_make_trait_policy (0,
+                                         pcs->policy),
+    TALER_TESTING_trait_end ()
+  };
+
+  return TALER_TESTING_get_trait (traits,
+                                  ret,
+                                  trait,
+                                  index);
+}
+
+
+/**
+ * Make the "policy create" command.
+ *
+ * @param label command label
+ * @param ... NULL-terminated list of truth upload commands
+ * @return the command
+ */
+struct TALER_TESTING_Command
+ANASTASIS_TESTING_cmd_policy_create (const char *label,
+                                     ...)
+{
+  struct PolicyCreateState *pcs;
+  va_list ap;
+
+  pcs = GNUNET_new (struct PolicyCreateState);
+  pcs->label = label;
+
+  va_start (label, ap);
+  char *truth_upload_cmd;
+  while (NULL != (truth_upload_cmd = va_arg (ap, const char *)))
+  {
+    GNUNET_array_append (pcs->cmd_label_array,
+                         pcs->cmd_label_array_length,
+                         truth_upload_cmd);
+  }
+  va_end (ap);
+
+  struct TALER_TESTING_Command cmd = {
+    .cls = pcs,
+    .label = label,
+    .run = &policy_create_run,
+    .cleanup = &policy_create_cleanup,
+    .traits = &policy_create_traits
+  };
+
+  return cmd;
+}
+
+
+/* end of testing_cmd_policy_create.c */
\ No newline at end of file

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