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/*
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 exchange/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)
{
// connect to the database.
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.bank_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 */
|
