separate tests, address FIXMEs

1 files changed, 232 insertions, 0 deletions

diff --git a/src/lib/test_exchange_api_revocation.c b/src/lib/test_exchange_api_revocation.c
new file mode 100644
index 000000000..80fede121
--- /dev/null
+++ b/src/lib/test_exchange_api_revocation.c
@@ -0,0 +1,232 @@
+/*
+  This file is part of TALER
+  Copyright (C) 2014--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 lib/test_exchange_api_revocation.c
+ * @brief testcase to test key revocation handling via the exchange's HTTP API interface
+ * @author Sree Harsha Totakura <sreeharsha@totakura.in>
+ * @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"
+
+/**
+ * Exchange configuration data.
+ */
+static struct TALER_TESTING_ExchangeConfiguration ec;
+
+/**
+ * Bank configuration data.
+ */
+static struct TALER_TESTING_BankConfiguration bc;
+
+
+/**
+ * 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 revocation[] = {
+    /**
+     * Fill reserve with EUR:5.01, as withdraw fee is 1 ct per
+     * config.
+     */
+    TALER_TESTING_cmd_admin_add_incoming ("create-reserve-1",
+                                          "EUR:5.01",
+                                          bc.exchange_account_url,
+                                          &bc.exchange_auth,
+                                          bc.user42_payto),
+    TALER_TESTING_cmd_check_bank_admin_transfer ("check-create-reserve-1",
+                                                 "EUR:5.01",
+                                                 bc.user42_payto,
+                                                 bc.exchange_payto,
+                                                 "create-reserve-1"),
+    /**
+     * Run wire-watch to trigger the reserve creation.
+     */
+    TALER_TESTING_cmd_exec_wirewatch ("wirewatch-4",
+                                      CONFIG_FILE),
+    /* Withdraw a 5 EUR coin, at fee of 1 ct */
+    TALER_TESTING_cmd_withdraw_amount ("withdraw-revocation-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-revocation-coin-1",
+                               0,
+                               bc.user42_payto,
+                               "{\"items\":[{\"name\":\"ice cream\",\"value\":\"EUR:1\"}]}",
+                               GNUNET_TIME_UNIT_ZERO,
+                               "EUR:1",
+                               MHD_HTTP_OK),
+    /**
+     * Melt SOME of the rest of the coin's value
+     * (EUR:3.17 = 3x EUR:1.03 + 7x EUR:0.13) */
+    TALER_TESTING_cmd_refresh_melt ("refresh-melt-1",
+                                    "withdraw-revocation-coin-1",
+                                    MHD_HTTP_OK,
+                                    NULL),
+    /**
+     * 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-2-EUR:5",
+                              MHD_HTTP_OK,
+                              "refresh-melt-1",
+                              CONFIG_FILE),
+    /* Refund coin to original coin */
+    TALER_TESTING_cmd_payback ("payback-1a",
+                               MHD_HTTP_OK,
+                               "refresh-reveal-1#0",
+                               "EUR:1",
+                               "refresh-melt-1"),
+    TALER_TESTING_cmd_payback ("payback-1b",
+                               MHD_HTTP_OK,
+                               "refresh-reveal-1#1",
+                               "EUR:1",
+                               "refresh-melt-1"),
+    TALER_TESTING_cmd_payback ("payback-1c",
+                               MHD_HTTP_OK,
+                               "refresh-reveal-1#2",
+                               "EUR:1",
+                               "refresh-melt-1"),
+    /* Now we have EUR:3.83 EUR back after 3x EUR:1 in paybacks */
+    /* Melt original coin AGAIN, but only create one 0.1 EUR coin;
+       This costs EUR:0.03 in refresh and EUR:01 in withdraw fees,
+       leaving EUR:3.69. */
+    TALER_TESTING_cmd_refresh_melt ("refresh-melt-2",
+                                    "withdraw-revocation-coin-1",
+                                    MHD_HTTP_OK,
+                                    "EUR:0.1",
+                                    NULL),
+    /**
+     * Complete (successful) melt operation, and withdraw the coins
+     */
+    TALER_TESTING_cmd_refresh_reveal ("refresh-reveal-2",
+                                      "refresh-melt-2",
+                                      MHD_HTTP_OK),
+    /* Revokes refreshed EUR:0.1 coin  */
+    TALER_TESTING_cmd_revoke ("revoke-3-EUR:0.1",
+                              MHD_HTTP_OK,
+                              "refresh-reveal-2",
+                              CONFIG_FILE),
+    /* Revoke also original coin denomination */
+    TALER_TESTING_cmd_revoke ("revoke-4-EUR:5",
+                              MHD_HTTP_OK,
+                              "withdraw-revocation-coin-1",
+                              CONFIG_FILE),
+    /* Refund coin EUR:0.1 to original coin, creating zombie! */
+    TALER_TESTING_cmd_payback ("payback-2",
+                               MHD_HTTP_OK,
+                               "refresh-reveal-2",
+                               "EUR:0.1",
+                               "refresh-melt-2"),
+    /* Due to payback, original coin is now at EUR:3.79 */
+    /* Refund original (now zombie) coin to reserve */
+    TALER_TESTING_cmd_payback ("payback-3",
+                               MHD_HTTP_OK,
+                               "withdraw-revocation-coin-1",
+                               "EUR:3.79",
+                               NULL),
+    /* Check the money is back with the reserve */
+    TALER_TESTING_cmd_status ("payback-reserve-status-1",
+                              "create-reserve-1",
+                              "EUR:3.79",
+                              MHD_HTTP_OK),
+    TALER_TESTING_cmd_end ()
+  };
+
+  TALER_TESTING_run_with_fakebank (is,
+                                   revocation,
+                                   bc.bank_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);
+  /* Check fakebank port is available and get config */
+  if (GNUNET_OK !=
+      TALER_TESTING_prepare_fakebank (CONFIG_FILE,
+                                      "account-2",
+                                      &bc))
+    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,
+                                          &ec))
+  {
+  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 */