[GNUnet-SVN] [taler-exchange] branch master updated (00817ba5 -> a497ccff)

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grothoff pushed a change to branch master
in repository exchange.

    from 00817ba5 fix FTBFS
     new c1f61158 skeleton for exchange test of new feature #5777
     new a497ccff integrate test for #5777 into build, expected to fail for now

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Summary of changes:
 src/lib/Makefile.am                    |  19 +++
 src/lib/test_exchange_api.c            |   8 +-
 src/lib/test_exchange_api_revocation.c | 259 +++++++++++++++++++++++++++++++++
 3 files changed, 282 insertions(+), 4 deletions(-)
 create mode 100644 src/lib/test_exchange_api_revocation.c

diff --git a/src/lib/Makefile.am b/src/lib/Makefile.am
index c6a1e241..71301e58 100644
--- a/src/lib/Makefile.am
+++ b/src/lib/Makefile.am
@@ -160,6 +160,7 @@ check_PROGRAMS = \
   test_exchange_api_keys_cherry_picking \
   test_exchange_api_overlapping_keys_bug \
   test_exchange_api \
+  test_exchange_api_revocation \
   test_auditor_api_version \
   test_auditor_api
 
@@ -190,6 +191,10 @@ AM_TESTS_ENVIRONMENT=export 
TALER_PREFIX=$${TALER_PREFIX:-@libdir@};export PATH=
 TESTS = \
   $(check_PROGRAMS)
 
+# expected to fail for now: test incomplete, feature not implemented!
+XFAIL_TESTS = \
+  test_exchange_api_revocation
+
 test_exchange_api_SOURCES = \
   test_exchange_api.c
 test_exchange_api_LDADD = \
@@ -204,6 +209,20 @@ test_exchange_api_LDADD = \
   -lgnunetutil \
   -ljansson
 
+test_exchange_api_revocation_SOURCES = \
+  test_exchange_api_revocation.c
+test_exchange_api_revocation_LDADD = \
+  libtalertesting.la \
+  libtalerexchange.la \
+  $(LIBGCRYPT_LIBS) \
+  $(top_builddir)/src/bank-lib/libtalerfakebank.la \
+  $(top_builddir)/src/bank-lib/libtalerbank.la \
+  $(top_builddir)/src/json/libtalerjson.la \
+  $(top_builddir)/src/util/libtalerutil.la \
+  -lgnunetcurl \
+  -lgnunetutil \
+  -ljansson
+
 test_exchange_api_overlapping_keys_bug_SOURCES = \
   test_exchange_api_overlapping_keys_bug.c
 test_exchange_api_overlapping_keys_bug_LDADD = \
diff --git a/src/lib/test_exchange_api.c b/src/lib/test_exchange_api.c
index 66314b7c..e317f7a7 100644
--- a/src/lib/test_exchange_api.c
+++ b/src/lib/test_exchange_api.c
@@ -1,6 +1,6 @@
 /*
   This file is part of TALER
-  Copyright (C) 2014-2018 Taler Systems SA
+  Copyright (C) 2014--2019 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
@@ -958,7 +958,7 @@ main (int argc,
   /* These environment variables get in the way... */
   unsetenv ("XDG_DATA_HOME");
   unsetenv ("XDG_CONFIG_HOME");
-  GNUNET_log_setup ("test-exchange-api-new",
+  GNUNET_log_setup ("test-exchange-api",
                     "INFO",
                     NULL);
   if (NULL == (fakebank_url
@@ -973,7 +973,7 @@ main (int argc,
    * if it's available. */
   switch (TALER_TESTING_prepare_exchange (CONFIG_FILE,
                                           &auditor_url,
-                                         &exchange_url))
+                                          &exchange_url))
   {
   case GNUNET_SYSERR:
     GNUNET_break (0);
@@ -998,4 +998,4 @@ main (int argc,
   return 0;
 }
 
-/* end of test_exchange_api_new.c */
+/* end of test_exchange_api.c */
diff --git a/src/lib/test_exchange_api_revocation.c 
b/src/lib/test_exchange_api_revocation.c
new file mode 100644
index 00000000..08be5020
--- /dev/null
+++ b/src/lib/test_exchange_api_revocation.c
@@ -0,0 +1,259 @@
+/*
+  This file is part of TALER
+  Copyright (C) 2014--2019 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 exchange/test_exchange_api_revocation.c
+ * @brief testcase to test exchange's HTTP API interface involving payback
+ *        of refreshed coin after revocation of a denomination
+ * @author Sree Harsha Totakura <address@hidden>
+ * @author Christian Grothoff
+ * @author Marcello Stanisci
+ */
+#include "platform.h"
+#include "taler_util.h"
+#include "taler_signatures.h"
+#include "taler_exchange_service.h"
+#include "taler_json_lib.h"
+#include <gnunet/gnunet_util_lib.h>
+#include <microhttpd.h>
+#include "taler_bank_service.h"
+#include "taler_fakebank_lib.h"
+#include "taler_testing_lib.h"
+
+/**
+ * Configuration file we use.  One (big) configuration is used
+ * for the various components for this test.
+ */
+#define CONFIG_FILE "test_exchange_api.conf"
+
+/**
+ * URL of the fakebank.  Obtained from CONFIG_FILE's
+ * "exchange-wire-test:BANK_URI" option.
+ */
+static char *fakebank_url;
+
+/**
+ * Exchange base URL as it appears in the configuration.  Note
+ * that it might differ from the one where the exchange actually
+ * listens from.
+ */
+static char *exchange_url;
+
+/**
+ * Auditor base URL as it appears in the configuration.  Note
+ * that it might differ from the one where the auditor actually
+ * listens from.
+ */
+static char *auditor_url;
+
+/**
+ * Account number of the exchange at the bank.
+ */
+#define EXCHANGE_ACCOUNT_NO 2
+
+/**
+ * Account number of some user.
+ */
+#define USER_ACCOUNT_NO 42
+
+/**
+ * User name. Never checked by fakebank.
+ */
+#define USER_LOGIN_NAME "user42"
+
+/**
+ * User password. Never checked by fakebank.
+ */
+#define USER_LOGIN_PASS "pass42"
+
+/**
+ * Execute the taler-exchange-wirewatch command with
+ * our configuration file.
+ *
+ * @param label label to use for the command.
+ */
+#define CMD_EXEC_WIREWATCH(label) \
+   TALER_TESTING_cmd_exec_wirewatch (label, CONFIG_FILE)
+
+/**
+ * Run wire transfer of funds from some user's account to the
+ * exchange.
+ *
+ * @param label label to use for the command.
+ * @param amount amount to transfer, i.e. "EUR:1"
+ */
+#define CMD_TRANSFER_TO_EXCHANGE(label,amount) \
+   TALER_TESTING_cmd_fakebank_transfer (label, amount, \
+     fakebank_url, USER_ACCOUNT_NO, EXCHANGE_ACCOUNT_NO, \
+     USER_LOGIN_NAME, USER_LOGIN_PASS, exchange_url)
+
+/**
+ * Main function that will tell the interpreter what commands to
+ * run.
+ *
+ * @param cls closure
+ */
+static void
+run (void *cls,
+     struct TALER_TESTING_Interpreter *is)
+{
+  struct TALER_TESTING_Command commands[] = {
+    /**
+     * Fill reserve with EUR:5.01, as withdraw fee is 1 ct per
+     * config.
+     */
+    CMD_TRANSFER_TO_EXCHANGE ("create-reserve-1",
+                              "EUR:5.01"),
+    /**
+     * Run wire-watch to trigger the reserve creation.
+     */
+    CMD_EXEC_WIREWATCH ("wirewatch-4"),
+    /* Withdraw a 5 EUR coin, at fee of 1 ct */
+    TALER_TESTING_cmd_withdraw_amount ("withdraw-coin-1",
+                                       "create-reserve-1",
+                                       "EUR:5",
+                                       MHD_HTTP_OK),
+    /**
+     * Try to partially spend (deposit) 1 EUR of the 5 EUR coin
+     * (in full) (merchant would receive EUR:0.99 due to 1 ct
+     * deposit fee)
+     */
+    TALER_TESTING_cmd_deposit
+      ("deposit-partial",
+       "withdraw-coin-1", 0,
+       TALER_TESTING_make_wire_details (42,
+                                        fakebank_url),
+       "{\"items\":[{\"name\":\"ice cream\",\
+                     \"value\":\"EUR:1\"}]}",
+       GNUNET_TIME_UNIT_ZERO, "EUR:1", MHD_HTTP_OK),
+    /**
+     * Melt the rest of the coin's value
+     * (EUR:4.00 = 3x EUR:1.03 + 7x EUR:0.13) */
+    TALER_TESTING_cmd_refresh_melt_double
+      ("refresh-melt-1", "EUR:4",
+       "withdraw-coin-1", MHD_HTTP_OK),
+    /**
+     * Complete (successful) melt operation, and withdraw the coins
+     */
+    TALER_TESTING_cmd_refresh_reveal
+      ("refresh-reveal-1",
+       "refresh-melt-1", MHD_HTTP_OK),
+    /* Make refreshed coin invalid */
+    TALER_TESTING_cmd_revoke ("revoke-1",
+                              MHD_HTTP_OK,
+                              "refresh-melt-1",
+                              CONFIG_FILE),
+    /* Refund coin to original coin */
+    TALER_TESTING_cmd_payback ("payback-1",
+                               MHD_HTTP_OK,
+                               "refresh-melt-1",
+                               "EUR:5"),
+    /**
+     * Melt original coin AGAIN
+     * (EUR:4.00 = 3x EUR:1.03 + 7x EUR:0.13) */
+    TALER_TESTING_cmd_refresh_melt_double
+      ("refresh-melt-2", "EUR:4",
+       "withdraw-coin-1", MHD_HTTP_OK),
+    /**
+     * Complete (successful) melt operation, and withdraw the coins
+     */
+    TALER_TESTING_cmd_refresh_reveal
+      ("refresh-reveal-2",
+       "refresh-melt-2", MHD_HTTP_OK),
+    /* Make refreshed coin invalid */
+    TALER_TESTING_cmd_revoke ("revoke-2",
+                              MHD_HTTP_OK,
+                              "refresh-melt-2",
+                              CONFIG_FILE),
+    /* Make also original coin invalid */
+    TALER_TESTING_cmd_revoke ("revoke-3",
+                              MHD_HTTP_OK,
+                              "withdraw-coin-1",
+                              CONFIG_FILE),
+    /* Refund coin to original coin */
+    TALER_TESTING_cmd_payback ("payback-2",
+                               MHD_HTTP_OK,
+                               "refresh-melt-2",
+                               "EUR:5"),
+    /* Refund original coin to reserve */
+    TALER_TESTING_cmd_payback ("payback-3",
+                               MHD_HTTP_OK,
+                               "withdraw-coin-1",
+                               "EUR:5"),
+    /* Check the money is back with the reserve */
+    TALER_TESTING_cmd_status ("payback-reserve-status-1",
+                              "create-reserve-1",
+                              "EUR:4.0",
+                              MHD_HTTP_OK),
+    TALER_TESTING_cmd_end ()
+  };
+
+  TALER_TESTING_run_with_fakebank (is,
+                                   commands,
+                                   fakebank_url);
+}
+
+
+int
+main (int argc,
+      char * const *argv)
+{
+  /* These environment variables get in the way... */
+  unsetenv ("XDG_DATA_HOME");
+  unsetenv ("XDG_CONFIG_HOME");
+  GNUNET_log_setup ("test-exchange-api-revocation",
+                    "INFO",
+                    NULL);
+  if (NULL == (fakebank_url
+       /* Check fakebank port is available and config cares
+        * about bank url. */
+               = TALER_TESTING_prepare_fakebank (CONFIG_FILE,
+                                                 "account-2")))
+    return 77;
+  TALER_TESTING_cleanup_files (CONFIG_FILE);
+  /* @helpers.  Run keyup, create tables, ... Note: it
+   * fetches the port number from config in order to see
+   * if it's available. */
+  switch (TALER_TESTING_prepare_exchange (CONFIG_FILE,
+                                          &auditor_url,
+                                          &exchange_url))
+  {
+  case GNUNET_SYSERR:
+    GNUNET_break (0);
+    return 1;
+  case GNUNET_NO:
+    return 77;
+  case GNUNET_OK:
+    if (GNUNET_OK !=
+        /* Set up event loop and reschedule context, plus
+         * start/stop the exchange.  It calls TALER_TESTING_setup
+         * which creates the 'is' object.
+         */
+        TALER_TESTING_setup_with_exchange (&run,
+                                           NULL,
+                                           CONFIG_FILE))
+      return 1;
+    break;
+  default:
+    GNUNET_break (0);
+    return 1;
+  }
+  return 0;
+}
+
+/* end of test_exchange_api_revocation.c */

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