move testing logic and integration tests into separate directory

1 files changed, 524 insertions, 0 deletions

diff --git a/src/testing/test_taler_exchange_aggregator.c b/src/testing/test_taler_exchange_aggregator.c
new file mode 100644
index 000000000..84695ca0e
--- /dev/null
+++ b/src/testing/test_taler_exchange_aggregator.c
@@ -0,0 +1,524 @@
+/*
+  This file is part of TALER
+  (C) 2016-2020 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/test_taler_exchange_aggregator.c
+ * @brief Tests for taler-exchange-aggregator logic
+ * @author Christian Grothoff <christian@grothoff.org>
+ * @author Marcello Stanisci
+ */
+#include "platform.h"
+#include "taler_util.h"
+#include <gnunet/gnunet_json_lib.h>
+#include "taler_json_lib.h"
+#include "taler_exchangedb_lib.h"
+#include <microhttpd.h>
+#include "taler_fakebank_lib.h"
+#include "taler_testing_lib.h"
+
+
+/**
+ * Helper structure to keep exchange configuration values.
+ */
+static struct TALER_TESTING_ExchangeConfiguration ec;
+
+/**
+ * Bank configuration data.
+ */
+static struct TALER_TESTING_BankConfiguration bc;
+
+/**
+ * Contains plugin and session.
+ */
+static struct TALER_TESTING_DatabaseConnection dbc;
+
+/**
+ * Return value from main().
+ */
+static int result;
+
+/**
+ * Name of the configuration file to use.
+ */
+static char *config_filename;
+
+#define USER42_ACCOUNT "42"
+
+/**
+ * @return GNUNET_NO if database could not be prepared,
+ * otherwise GNUNET_OK
+ */
+static int
+prepare_database (void *cls,
+                  const struct GNUNET_CONFIGURATION_Handle *cfg)
+{
+  dbc.plugin = TALER_EXCHANGEDB_plugin_load (cfg);
+  if (NULL == dbc.plugin)
+  {
+    GNUNET_break (0);
+    result = 77;
+    return GNUNET_NO;
+  }
+  if (GNUNET_OK !=
+      dbc.plugin->create_tables (dbc.plugin->cls))
+  {
+    GNUNET_break (0);
+    TALER_EXCHANGEDB_plugin_unload (dbc.plugin);
+    dbc.plugin = NULL;
+    result = 77;
+    return GNUNET_NO;
+  }
+  dbc.session = dbc.plugin->get_session (dbc.plugin->cls);
+  GNUNET_assert (NULL != dbc.session);
+
+  return GNUNET_OK;
+}
+
+
+/**
+ * Collects all the tests.
+ */
+static void
+run (void *cls,
+     struct TALER_TESTING_Interpreter *is)
+{
+  struct TALER_TESTING_Command all[] = {
+
+    // check no aggregation happens on a empty database
+    TALER_TESTING_cmd_exec_aggregator ("run-aggregator-on-empty-db",
+                                       config_filename),
+    TALER_TESTING_cmd_check_bank_empty ("expect-empty-transactions-on-start"),
+
+    /* check aggregation happens on the simplest case:
+       one deposit into the database. */
+    TALER_TESTING_cmd_insert_deposit ("do-deposit-1",
+                                      &dbc,
+                                      "bob",
+                                      USER42_ACCOUNT,
+                                      GNUNET_TIME_UNIT_ZERO,
+                                      "EUR:1",
+                                      "EUR:0.1"),
+    TALER_TESTING_cmd_exec_aggregator ("run-aggregator-on-deposit-1",
+                                       config_filename),
+
+    TALER_TESTING_cmd_check_bank_transfer ("expect-deposit-1",
+                                           ec.exchange_url,
+                                           "EUR:0.89",
+                                           bc.exchange_payto,
+                                           bc.user42_payto),
+    TALER_TESTING_cmd_check_bank_empty ("expect-empty-transactions-after-1"),
+
+    /* check aggregation accumulates well. */
+    TALER_TESTING_cmd_insert_deposit ("do-deposit-2a",
+                                      &dbc,
+                                      "bob",
+                                      USER42_ACCOUNT,
+                                      GNUNET_TIME_UNIT_ZERO,
+                                      "EUR:1",
+                                      "EUR:0.1"),
+
+    TALER_TESTING_cmd_insert_deposit ("do-deposit-2b",
+                                      &dbc,
+                                      "bob",
+                                      USER42_ACCOUNT,
+                                      GNUNET_TIME_UNIT_ZERO,
+                                      "EUR:1",
+                                      "EUR:0.1"),
+
+    TALER_TESTING_cmd_exec_aggregator ("run-aggregator-deposit-2",
+                                       config_filename),
+
+    TALER_TESTING_cmd_check_bank_transfer ("expect-deposit-2",
+                                           ec.exchange_url,
+                                           "EUR:1.79",
+                                           bc.exchange_payto,
+                                           bc.user42_payto),
+    TALER_TESTING_cmd_check_bank_empty ("expect-empty-transactions-after-2"),
+
+    /* check that different merchants stem different aggregations. */
+    TALER_TESTING_cmd_insert_deposit ("do-deposit-3a",
+                                      &dbc,
+                                      "bob",
+                                      "4",
+                                      GNUNET_TIME_UNIT_ZERO,
+                                      "EUR:1",
+                                      "EUR:0.1"),
+    TALER_TESTING_cmd_insert_deposit ("do-deposit-3b",
+                                      &dbc,
+                                      "bob",
+                                      "5",
+                                      GNUNET_TIME_UNIT_ZERO,
+                                      "EUR:1",
+                                      "EUR:0.1"),
+    TALER_TESTING_cmd_insert_deposit ("do-deposit-3c",
+                                      &dbc,
+                                      "alice",
+                                      "4",
+                                      GNUNET_TIME_UNIT_ZERO,
+                                      "EUR:1",
+                                      "EUR:0.1"),
+    TALER_TESTING_cmd_exec_aggregator ("run-aggregator-deposit-3",
+                                       config_filename),
+
+    TALER_TESTING_cmd_check_bank_transfer ("expect-deposit-3a",
+                                           ec.exchange_url,
+                                           "EUR:0.89",
+                                           bc.exchange_payto,
+                                           "payto://x-taler-bank/localhost/4"),
+    TALER_TESTING_cmd_check_bank_transfer ("expect-deposit-3b",
+                                           ec.exchange_url,
+                                           "EUR:0.89",
+                                           bc.exchange_payto,
+                                           "payto://x-taler-bank/localhost/4"),
+    TALER_TESTING_cmd_check_bank_transfer ("expect-deposit-3c",
+                                           ec.exchange_url,
+                                           "EUR:0.89",
+                                           bc.exchange_payto,
+                                           "payto://x-taler-bank/localhost/5"),
+    TALER_TESTING_cmd_check_bank_empty ("expect-empty-transactions-after-3"),
+
+    /* checking that aggregator waits for the deadline. */
+    TALER_TESTING_cmd_insert_deposit ("do-deposit-4a",
+                                      &dbc,
+                                      "bob",
+                                      USER42_ACCOUNT,
+                                      GNUNET_TIME_relative_multiply
+                                        (GNUNET_TIME_UNIT_SECONDS,
+                                        5),
+                                      "EUR:0.2",
+                                      "EUR:0.1"),
+    TALER_TESTING_cmd_insert_deposit ("do-deposit-4b",
+                                      &dbc,
+                                      "bob",
+                                      USER42_ACCOUNT,
+                                      GNUNET_TIME_relative_multiply
+                                        (GNUNET_TIME_UNIT_SECONDS,
+                                        5),
+                                      "EUR:0.2",
+                                      "EUR:0.1"),
+    TALER_TESTING_cmd_exec_aggregator ("run-aggregator-deposit-4-early",
+                                       config_filename),
+    TALER_TESTING_cmd_check_bank_empty (
+      "expect-empty-transactions-after-4-fast"),
+
+    TALER_TESTING_cmd_sleep ("wait (5s)", 5),
+
+    TALER_TESTING_cmd_exec_aggregator ("run-aggregator-deposit-4-delayed",
+                                       config_filename),
+    TALER_TESTING_cmd_check_bank_transfer ("expect-deposit-4",
+                                           ec.exchange_url,
+                                           "EUR:0.19",
+                                           bc.exchange_payto,
+                                           bc.user42_payto),
+
+    // test picking all deposits at earliest deadline
+    TALER_TESTING_cmd_insert_deposit ("do-deposit-5a",
+                                      &dbc,
+                                      "bob",
+                                      USER42_ACCOUNT,
+                                      GNUNET_TIME_relative_multiply
+                                        (GNUNET_TIME_UNIT_SECONDS,
+                                        10),
+                                      "EUR:0.2",
+                                      "EUR:0.1"),
+
+    TALER_TESTING_cmd_insert_deposit ("do-deposit-5b",
+                                      &dbc,
+                                      "bob",
+                                      USER42_ACCOUNT,
+                                      GNUNET_TIME_relative_multiply
+                                        (GNUNET_TIME_UNIT_SECONDS,
+                                        5),
+                                      "EUR:0.2",
+                                      "EUR:0.1"),
+    TALER_TESTING_cmd_exec_aggregator ("run-aggregator-deposit-5-early",
+                                       config_filename),
+
+    TALER_TESTING_cmd_check_bank_empty (
+      "expect-empty-transactions-after-5-early"),
+    TALER_TESTING_cmd_sleep ("wait (5s)", 5),
+
+    TALER_TESTING_cmd_exec_aggregator ("run-aggregator-deposit-5-delayed",
+                                       config_filename),
+    TALER_TESTING_cmd_check_bank_transfer ("expect-deposit-5",
+                                           ec.exchange_url,
+                                           "EUR:0.19",
+                                           bc.exchange_payto,
+                                           bc.user42_payto),
+    /* Test NEVER running 'tiny' unless they make up minimum unit */
+    TALER_TESTING_cmd_insert_deposit ("do-deposit-6a",
+                                      &dbc,
+                                      "bob",
+                                      USER42_ACCOUNT,
+                                      GNUNET_TIME_UNIT_ZERO,
+                                      "EUR:0.102",
+                                      "EUR:0.1"),
+    TALER_TESTING_cmd_exec_aggregator ("run-aggregator-deposit-6a-tiny",
+                                       config_filename),
+    TALER_TESTING_cmd_check_bank_empty (
+      "expect-empty-transactions-after-6a-tiny"),
+    TALER_TESTING_cmd_insert_deposit ("do-deposit-6b",
+                                      &dbc,
+                                      "bob",
+                                      USER42_ACCOUNT,
+                                      GNUNET_TIME_UNIT_ZERO,
+                                      "EUR:0.102",
+                                      "EUR:0.1"),
+    TALER_TESTING_cmd_insert_deposit ("do-deposit-6c",
+                                      &dbc,
+                                      "bob",
+                                      USER42_ACCOUNT,
+                                      GNUNET_TIME_UNIT_ZERO,
+                                      "EUR:0.102",
+                                      "EUR:0.1"),
+    TALER_TESTING_cmd_exec_aggregator ("run-aggregator-deposit-6c-tiny",
+                                       config_filename),
+    TALER_TESTING_cmd_check_bank_empty (
+      "expect-empty-transactions-after-6c-tiny"),
+    TALER_TESTING_cmd_insert_deposit ("do-deposit-6d",
+                                      &dbc,
+                                      "bob",
+                                      USER42_ACCOUNT,
+                                      GNUNET_TIME_UNIT_ZERO,
+                                      "EUR:0.102",
+                                      "EUR:0.1"),
+    TALER_TESTING_cmd_exec_aggregator ("run-aggregator-deposit-6d-tiny",
+                                       config_filename),
+    TALER_TESTING_cmd_check_bank_empty (
+      "expect-empty-transactions-after-6d-tiny"),
+    TALER_TESTING_cmd_insert_deposit ("do-deposit-6e",
+                                      &dbc,
+                                      "bob",
+                                      USER42_ACCOUNT,
+                                      GNUNET_TIME_UNIT_ZERO,
+                                      "EUR:0.112",
+                                      "EUR:0.1"),
+    TALER_TESTING_cmd_exec_aggregator ("run-aggregator-deposit-6e",
+                                       config_filename),
+    TALER_TESTING_cmd_check_bank_transfer ("expect-deposit-6",
+                                           ec.exchange_url,
+                                           "EUR:0.01",
+                                           bc.exchange_payto,
+                                           bc.user42_payto),
+
+    /* Test profiteering if wire deadline is short */
+    TALER_TESTING_cmd_insert_deposit ("do-deposit-7a",
+                                      &dbc,
+                                      "bob",
+                                      USER42_ACCOUNT,
+                                      GNUNET_TIME_UNIT_ZERO,
+                                      "EUR:0.109",
+                                      "EUR:0.1"),
+    TALER_TESTING_cmd_exec_aggregator ("run-aggregator-deposit-7a-tiny",
+                                       config_filename),
+    TALER_TESTING_cmd_check_bank_empty (
+      "expect-empty-transactions-after-7a-tiny"),
+    TALER_TESTING_cmd_insert_deposit ("do-deposit-7b",
+                                      &dbc,
+                                      "bob",
+                                      USER42_ACCOUNT,
+                                      GNUNET_TIME_UNIT_ZERO,
+                                      "EUR:0.119",
+                                      "EUR:0.1"),
+    TALER_TESTING_cmd_exec_aggregator ("run-aggregator-deposit-7-profit",
+                                       config_filename),
+    TALER_TESTING_cmd_check_bank_transfer ("expect-deposit-7",
+                                           ec.exchange_url,
+                                           "EUR:0.01",
+                                           bc.exchange_payto,
+                                           bc.user42_payto),
+
+    /* Now check profit was actually taken */
+    TALER_TESTING_cmd_insert_deposit ("do-deposit-7c",
+                                      &dbc,
+                                      "bob",
+                                      USER42_ACCOUNT,
+                                      GNUNET_TIME_UNIT_ZERO,
+                                      "EUR:0.122",
+                                      "EUR:0.1"),
+    TALER_TESTING_cmd_exec_aggregator ("run-aggregator-deposit-7-loss",
+                                       config_filename),
+    TALER_TESTING_cmd_check_bank_transfer ("expect-deposit-7",
+                                           ec.exchange_url,
+                                           "EUR:0.01",
+                                           bc.exchange_payto,
+                                           bc.user42_payto),
+
+    /* Test that aggregation would happen fully if wire deadline is long */
+    TALER_TESTING_cmd_insert_deposit ("do-deposit-8a",
+                                      &dbc,
+                                      "bob",
+                                      USER42_ACCOUNT,
+                                      GNUNET_TIME_relative_multiply
+                                        (GNUNET_TIME_UNIT_SECONDS,
+                                        5),
+                                      "EUR:0.109",
+                                      "EUR:0.1"),
+    TALER_TESTING_cmd_exec_aggregator ("run-aggregator-deposit-8a-tiny",
+                                       config_filename),
+    TALER_TESTING_cmd_check_bank_empty (
+      "expect-empty-transactions-after-8a-tiny"),
+    TALER_TESTING_cmd_insert_deposit ("do-deposit-8b",
+                                      &dbc,
+                                      "bob",
+                                      USER42_ACCOUNT,
+                                      GNUNET_TIME_relative_multiply
+                                        (GNUNET_TIME_UNIT_SECONDS,
+                                        5),
+                                      "EUR:0.109",
+                                      "EUR:0.1"),
+    TALER_TESTING_cmd_exec_aggregator ("run-aggregator-deposit-8b-tiny",
+                                       config_filename),
+    TALER_TESTING_cmd_check_bank_empty (
+      "expect-empty-transactions-after-8b-tiny"),
+
+    /* now trigger aggregate with large transaction and short deadline */
+    TALER_TESTING_cmd_insert_deposit ("do-deposit-8c",
+                                      &dbc,
+                                      "bob",
+                                      USER42_ACCOUNT,
+                                      GNUNET_TIME_UNIT_ZERO,
+                                      "EUR:0.122",
+                                      "EUR:0.1"),
+    TALER_TESTING_cmd_exec_aggregator ("run-aggregator-deposit-8",
+                                       config_filename),
+    TALER_TESTING_cmd_check_bank_transfer ("expect-deposit-8",
+                                           ec.exchange_url,
+                                           "EUR:0.03",
+                                           bc.exchange_payto,
+                                           bc.user42_payto),
+
+    /* Test aggregation with fees and rounding profits. */
+    TALER_TESTING_cmd_insert_deposit ("do-deposit-9a",
+                                      &dbc,
+                                      "bob",
+                                      USER42_ACCOUNT,
+                                      GNUNET_TIME_relative_multiply
+                                        (GNUNET_TIME_UNIT_SECONDS,
+                                        5),
+                                      "EUR:0.104",
+                                      "EUR:0.1"),
+    TALER_TESTING_cmd_exec_aggregator ("run-aggregator-deposit-9a-tiny",
+                                       config_filename),
+    TALER_TESTING_cmd_check_bank_empty (
+      "expect-empty-transactions-after-9a-tiny"),
+    TALER_TESTING_cmd_insert_deposit ("do-deposit-9b",
+                                      &dbc,
+                                      "bob",
+                                      USER42_ACCOUNT,
+                                      GNUNET_TIME_relative_multiply
+                                        (GNUNET_TIME_UNIT_SECONDS,
+                                        5),
+                                      "EUR:0.105",
+                                      "EUR:0.1"),
+    TALER_TESTING_cmd_exec_aggregator ("run-aggregator-deposit-9b-tiny",
+                                       config_filename),
+    TALER_TESTING_cmd_check_bank_empty (
+      "expect-empty-transactions-after-9b-tiny"),
+
+    /* now trigger aggregate with large transaction and short deadline */
+    TALER_TESTING_cmd_insert_deposit ("do-deposit-9c",
+                                      &dbc,
+                                      "bob",
+                                      USER42_ACCOUNT,
+                                      GNUNET_TIME_UNIT_ZERO,
+                                      "EUR:0.112",
+                                      "EUR:0.1"),
+    TALER_TESTING_cmd_exec_aggregator ("run-aggregator-deposit-9",
+                                       config_filename),
+    /* 0.009 + 0.009 + 0.022 - 0.001 - 0.002 - 0.008 = 0.029 => 0.02 */
+    TALER_TESTING_cmd_check_bank_transfer ("expect-deposit-9",
+                                           ec.exchange_url,
+                                           "EUR:0.01",
+                                           bc.exchange_payto,
+                                           bc.user42_payto),
+    TALER_TESTING_cmd_end ()
+  };
+
+  TALER_TESTING_run_with_fakebank (is,
+                                   all,
+                                   bc.exchange_auth.wire_gateway_url);
+}
+
+
+int
+main (int argc,
+      char *const argv[])
+{
+  const char *plugin_name;
+  char *testname;
+
+  if (NULL == (plugin_name = strrchr (argv[0], (int) '-')))
+  {
+    GNUNET_break (0);
+    return -1;
+  }
+  plugin_name++;
+  (void) GNUNET_asprintf (&testname,
+                          "test-taler-exchange-aggregator-%s",
+                          plugin_name);
+  (void) GNUNET_asprintf (&config_filename,
+                          "%s.conf",
+                          testname);
+
+  GNUNET_log_setup ("test_taler_exchange_aggregator",
+                    "DEBUG",
+                    NULL);
+
+  /* these might get in the way */
+  unsetenv ("XDG_DATA_HOME");
+  unsetenv ("XDG_CONFIG_HOME");
+
+  TALER_TESTING_cleanup_files (config_filename);
+
+  if (GNUNET_OK != TALER_TESTING_prepare_exchange (config_filename,
+                                                   &ec))
+  {
+    TALER_LOG_WARNING ("Could not prepare the exchange.\n");
+    return 77;
+  }
+
+  if (GNUNET_OK != TALER_TESTING_prepare_fakebank (config_filename,
+                                                   "account-1",
+                                                   &bc))
+  {
+    TALER_LOG_WARNING ("Could not prepare the fakebank\n");
+    return 77;
+  }
+
+  if (GNUNET_OK != GNUNET_CONFIGURATION_parse_and_run (config_filename,
+                                                       &prepare_database,
+                                                       NULL))
+  {
+    TALER_LOG_WARNING ("Could not prepare database for tests.\n");
+    return result;
+  }
+
+  result = TALER_TESTING_setup (&run,
+                                NULL,
+                                config_filename,
+                                NULL, // no exchange process handle.
+                                GNUNET_NO); // do not try to connect to the exchange
+
+  GNUNET_free (config_filename);
+  GNUNET_free (testname);
+  dbc.plugin->drop_tables (dbc.plugin->cls);
+  TALER_EXCHANGEDB_plugin_unload (dbc.plugin);
+  return GNUNET_OK == result ? 0 : 1;
+}
+
+
+/* end of test_taler_exchange_aggregator.c */