LCOV - code coverage report
Current view: top level - testing - test_exchange_api_age_restriction.c (source / functions) Hit Total Coverage
Test: coverage.info Lines: 67 67 100.0 %
Date: 2025-06-05 21:03:14 Functions: 2 2 100.0 %

          Line data    Source code
       1             : /*
       2             :   This file is part of TALER
       3             :   Copyright (C) 2023 Taler Systems SA
       4             : 
       5             :   TALER is free software; you can redistribute it and/or modify
       6             :   it under the terms of the GNU General Public License as
       7             :   published by the Free Software Foundation; either version 3, or
       8             :   (at your option) any later version.
       9             : 
      10             :   TALER is distributed in the hope that it will be useful, but
      11             :   WITHOUT ANY WARRANTY; without even the implied warranty of
      12             :   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      13             :   GNU General Public License for more details.
      14             : 
      15             :   You should have received a copy of the GNU General Public
      16             :   License along with TALER; see the file COPYING.  If not, see
      17             :   <http://www.gnu.org/licenses/>
      18             : */
      19             : /**
      20             :  * @file testing/test_exchange_api_age_restriction.c
      21             :  * @brief testcase to test exchange's age-restrictrition related HTTP API interfaces
      22             :  * @author Özgür Kesim
      23             :  */
      24             : #include "platform.h"
      25             : #include "taler_util.h"
      26             : #include "taler_signatures.h"
      27             : #include "taler_exchange_service.h"
      28             : #include "taler_json_lib.h"
      29             : #include <gnunet/gnunet_util_lib.h>
      30             : #include <gnunet/gnunet_testing_lib.h>
      31             : #include <microhttpd.h>
      32             : #include "taler_bank_service.h"
      33             : #include "taler_fakebank_lib.h"
      34             : #include "taler_testing_lib.h"
      35             : #include "taler_extensions.h"
      36             : 
      37             : /**
      38             :  * Configuration file we use.  One (big) configuration is used
      39             :  * for the various components for this test.
      40             :  */
      41             : static char *config_file;
      42             : 
      43             : /**
      44             :  * Our credentials.
      45             :  */
      46             : static struct TALER_TESTING_Credentials cred;
      47             : 
      48             : /**
      49             :  * Some tests behave differently when using CS as we cannot
      50             :  * reuse the coin private key for different denominations
      51             :  * due to the derivation of it with the /csr values. Hence
      52             :  * some tests behave differently in CS mode, hence this
      53             :  * flag.
      54             :  */
      55             : static bool uses_cs;
      56             : 
      57             : /**
      58             :  * Execute the taler-exchange-wirewatch command with
      59             :  * our configuration file.
      60             :  *
      61             :  * @param label label to use for the command.
      62             :  */
      63             : #define CMD_EXEC_WIREWATCH(label) \
      64             :         TALER_TESTING_cmd_exec_wirewatch2 (label, config_file, \
      65             :                                            "exchange-account-2")
      66             : 
      67             : /**
      68             :  * Execute the taler-exchange-aggregator, closer and transfer commands with
      69             :  * our configuration file.
      70             :  *
      71             :  * @param label label to use for the command.
      72             :  */
      73             : #define CMD_EXEC_AGGREGATOR(label) \
      74             :         TALER_TESTING_cmd_sleep ("sleep-before-aggregator", 2), \
      75             :         TALER_TESTING_cmd_exec_aggregator (label "-aggregator", config_file), \
      76             :         TALER_TESTING_cmd_exec_transfer (label "-transfer", config_file)
      77             : 
      78             : 
      79             : /**
      80             :  * Run wire transfer of funds from some user's account to the
      81             :  * exchange.
      82             :  *
      83             :  * @param label label to use for the command.
      84             :  * @param amount amount to transfer, i.e. "EUR:1"
      85             :  */
      86             : #define CMD_TRANSFER_TO_EXCHANGE(label,amount) \
      87             :         TALER_TESTING_cmd_admin_add_incoming (label, amount, \
      88             :                                               &cred.ba,                \
      89             :                                               cred.user42_payto)
      90             : 
      91             : /**
      92             :  * Main function that will tell the interpreter what commands to
      93             :  * run.
      94             :  *
      95             :  * @param cls closure
      96             :  * @param is interpreter we use to run commands
      97             :  */
      98             : static void
      99           2 : run (void *cls,
     100             :      struct TALER_TESTING_Interpreter *is)
     101             : {
     102             :   /**
     103             :    * Test withdrawal with age restriction.  Success is expected (because the
     104             :    * amount is below the kyc threshold ), so it MUST be
     105             :    * called _after_ TALER_TESTING_cmd_exec_offline_sign_extensions is called,
     106             :    * i. e. age restriction is activated in the exchange!
     107             :    *
     108             :    * FIXME: create a test that tries to withdraw coins with age restriction but
     109             :    * (expectedly) fails because the exchange doesn't support age restriction
     110             :    * yet.
     111             :    */
     112             :   struct TALER_TESTING_Command withdraw_age[] = {
     113             :     /**
     114             :      * Move money to the exchange's bank account.
     115             :      */
     116           2 :     CMD_TRANSFER_TO_EXCHANGE (
     117             :       "create-reserve-age",
     118             :       "EUR:6.01"),
     119           2 :     TALER_TESTING_cmd_check_bank_admin_transfer (
     120             :       "check-create-reserve-age",
     121             :       "EUR:6.01",
     122             :       cred.user42_payto,
     123             :       cred.exchange_payto,
     124             :       "create-reserve-age"),
     125             :     /**
     126             :      * Make a reserve exist, according to the previous
     127             :      * transfer.
     128             :      */
     129           2 :     CMD_EXEC_WIREWATCH ("wirewatch-age"),
     130             :     /**
     131             :      * Withdraw EUR:5.
     132             :      */
     133           2 :     TALER_TESTING_cmd_withdraw_amount (
     134             :       "withdraw-coin-age-1",
     135             :       "create-reserve-age",
     136             :       "EUR:5",
     137             :       13,
     138             :       MHD_HTTP_OK),
     139             :     /**
     140             :      * Idempotent withdrawal.
     141             :      */
     142           2 :     TALER_TESTING_cmd_withdraw_amount_reuse_all_secrets (
     143             :       "withdraw-coin-age-idem-1",
     144             :       "create-reserve-age",
     145             :       "EUR:5",
     146             :       13,
     147             :       "withdraw-coin-age-1",
     148             :       MHD_HTTP_OK),
     149             : 
     150           2 :     TALER_TESTING_cmd_end ()
     151             :   };
     152             : 
     153             :   struct TALER_TESTING_Command spend_age[] = {
     154             :     /**
     155             :      * Spend the coin.
     156             :      */
     157           2 :     TALER_TESTING_cmd_set_var (
     158             :       "account-priv",
     159             :       TALER_TESTING_cmd_deposit (
     160             :         "deposit-simple-age-fail-kyc",
     161             :         "withdraw-coin-age-1",
     162             :         0,
     163             :         cred.user42_payto,
     164             :         "{\"items\":[{\"name\":\"ice cream\",\"value\":1}]}",
     165           2 :         GNUNET_TIME_UNIT_ZERO,
     166             :         "EUR:4.99",
     167             :         MHD_HTTP_UNAVAILABLE_FOR_LEGAL_REASONS)),
     168           2 :     TALER_TESTING_cmd_admin_add_kycauth (
     169             :       "kyc-auth-transfer",
     170             :       "EUR:0.01",
     171             :       &cred.ba,
     172             :       cred.user42_payto,
     173             :       "deposit-simple-age-fail-kyc"),
     174           2 :     TALER_TESTING_cmd_admin_add_kycauth (
     175             :       "kyc-auth-transfer",
     176             :       "EUR:0.01",
     177             :       &cred.ba,
     178             :       cred.user43_payto,
     179             :       "deposit-simple-age-fail-kyc"),
     180           2 :     CMD_EXEC_WIREWATCH (
     181             :       "import-kyc-account-withdraw"),
     182           2 :     TALER_TESTING_cmd_deposit (
     183             :       "deposit-simple-age",
     184             :       "withdraw-coin-age-1",
     185             :       0,
     186             :       cred.user42_payto,
     187             :       "{\"items\":[{\"name\":\"ice cream\",\"value\":2}]}",
     188           2 :       GNUNET_TIME_UNIT_ZERO,
     189             :       "EUR:4.99",
     190             :       MHD_HTTP_OK),
     191           2 :     TALER_TESTING_cmd_deposit_replay (
     192             :       "deposit-simple-replay-age",
     193             :       "deposit-simple-age",
     194             :       MHD_HTTP_OK),
     195           2 :     TALER_TESTING_cmd_end ()
     196             :   };
     197             : 
     198             :   struct TALER_TESTING_Command refresh_age[] = {
     199             :     /* Fill reserve with EUR:5, 1ct is for fees. */
     200           2 :     CMD_TRANSFER_TO_EXCHANGE (
     201             :       "refresh-create-reserve-age-1",
     202             :       "EUR:6.01"),
     203           2 :     TALER_TESTING_cmd_check_bank_admin_transfer (
     204             :       "ck-refresh-create-reserve-age-1",
     205             :       "EUR:6.01",
     206             :       cred.user42_payto,
     207             :       cred.exchange_payto,
     208             :       "refresh-create-reserve-age-1"),
     209             :     /**
     210             :      * Make previous command effective.
     211             :      */
     212           2 :     CMD_EXEC_WIREWATCH ("wirewatch-age-2"),
     213             :     /**
     214             :      * Withdraw EUR:5 with age restriction for age 13.
     215             :      */
     216           2 :     TALER_TESTING_cmd_withdraw_amount (
     217             :       "refresh-withdraw-coin-age-1",
     218             :       "refresh-create-reserve-age-1",
     219             :       "EUR:5",
     220             :       13,
     221             :       MHD_HTTP_OK),
     222             :     /* Try to partially spend (deposit) 1 EUR of the 5 EUR coin
     223             :      * (in full) (merchant would receive EUR:0.99 due to 1 ct
     224             :      * deposit fee)
     225             :      */
     226           2 :     TALER_TESTING_cmd_deposit (
     227             :       "refresh-deposit-partial-age",
     228             :       "refresh-withdraw-coin-age-1",
     229             :       0,
     230             :       cred.user42_payto,
     231             :       "{\"items\":[{\"name\":\"ice cream\",\"value\":\"EUR:3\"}]}",
     232           2 :       GNUNET_TIME_UNIT_ZERO,
     233             :       "EUR:1",
     234             :       MHD_HTTP_OK),
     235             :     /**
     236             :      * Melt the rest of the coin's value
     237             :      * (EUR:4.00 = 3x EUR:1.03 + 7x EUR:0.13) */
     238           2 :     TALER_TESTING_cmd_melt_double (
     239             :       "refresh-melt-age-1",
     240             :       "refresh-withdraw-coin-age-1",
     241             :       MHD_HTTP_OK,
     242             :       NULL),
     243             :     /**
     244             :      * Complete (successful) melt operation, and
     245             :      * withdraw the coins
     246             :      */
     247           2 :     TALER_TESTING_cmd_melt_reveal (
     248             :       "refresh-reveal-age-1",
     249             :       "refresh-melt-age-1",
     250             :       MHD_HTTP_OK),
     251             :     /**
     252             :      * Do it again to check idempotency
     253             :      */
     254           2 :     TALER_TESTING_cmd_melt_reveal (
     255             :       "refresh-reveal-age-1-idempotency",
     256             :       "refresh-melt-age-1",
     257             :       MHD_HTTP_OK),
     258             :     /**
     259             :      * Try to spend a refreshed EUR:1 coin
     260             :      */
     261           2 :     TALER_TESTING_cmd_deposit (
     262             :       "refresh-deposit-refreshed-age-1a",
     263             :       "refresh-reveal-age-1-idempotency",
     264             :       0,
     265             :       cred.user42_payto,
     266             :       "{\"items\":[{\"name\":\"ice cream\",\"value\":4}]}",
     267           2 :       GNUNET_TIME_UNIT_ZERO,
     268             :       "EUR:1",
     269             :       MHD_HTTP_OK),
     270             :     /**
     271             :      * Try to spend a refreshed EUR:0.1 coin
     272             :      */
     273           2 :     TALER_TESTING_cmd_deposit (
     274             :       "refresh-deposit-refreshed-age-1b",
     275             :       "refresh-reveal-age-1",
     276             :       3,
     277             :       cred.user43_payto,
     278             :       "{\"items\":[{\"name\":\"ice cream\",\"value\":5}]}",
     279           2 :       GNUNET_TIME_UNIT_ZERO,
     280             :       "EUR:0.1",
     281             :       MHD_HTTP_OK),
     282             :     /* Test running a failing melt operation (same operation
     283             :      * again must fail) */
     284           2 :     TALER_TESTING_cmd_melt (
     285             :       "refresh-melt-failing-age",
     286             :       "refresh-withdraw-coin-age-1",
     287             :       MHD_HTTP_CONFLICT,
     288             :       NULL),
     289             :     /* Test running a failing melt operation (on a coin that
     290             :        was itself revealed and subsequently deposited) */
     291           2 :     TALER_TESTING_cmd_melt (
     292             :       "refresh-melt-failing-age-2",
     293             :       "refresh-reveal-age-1",
     294             :       MHD_HTTP_CONFLICT,
     295             :       NULL),
     296           2 :     TALER_TESTING_cmd_end ()
     297             :   };
     298             : 
     299             :   /**
     300             :    * Test with age-withdraw, after kyc process has set a birthdate
     301             :    */
     302             :   struct TALER_TESTING_Command age_withdraw[] = {
     303           2 :     CMD_TRANSFER_TO_EXCHANGE (
     304             :       "create-reserve-kyc-1",
     305             :       "EUR:30.02"),
     306           2 :     TALER_TESTING_cmd_check_bank_admin_transfer (
     307             :       "check-create-reserve-kyc-1",
     308             :       "EUR:30.02",
     309             :       cred.user42_payto,
     310             :       cred.exchange_payto,
     311             :       "create-reserve-kyc-1"),
     312           2 :     CMD_EXEC_WIREWATCH ("wirewatch-age-withdraw-1"),
     313           2 :     TALER_TESTING_cmd_withdraw_amount (
     314             :       "withdraw-coin-1-lacking-kyc",
     315             :       "create-reserve-kyc-1",
     316             :       "EUR:10",
     317             :       0,    /* age restriction off */
     318             :       MHD_HTTP_UNAVAILABLE_FOR_LEGAL_REASONS),
     319           2 :     TALER_TESTING_cmd_admin_add_kycauth (
     320             :       "setup-account-key",
     321             :       "EUR:0.01",
     322             :       &cred.ba,
     323             :       cred.user42_payto,
     324             :       NULL /* create new key */),
     325           2 :     CMD_EXEC_WIREWATCH (
     326             :       "import-kyc-account"),
     327           2 :     TALER_TESTING_cmd_check_kyc_get (
     328             :       "check-kyc-withdraw",
     329             :       "withdraw-coin-1-lacking-kyc",
     330             :       "setup-account-key",
     331             :       TALER_EXCHANGE_KLPT_KYC_AUTH_TRANSFER,
     332             :       MHD_HTTP_ACCEPTED),
     333           2 :     TALER_TESTING_cmd_get_kyc_info (
     334             :       "get-kyc-info",
     335             :       "check-kyc-withdraw",
     336             :       MHD_HTTP_OK),
     337           2 :     TALER_TESTING_cmd_post_kyc_start (
     338             :       "start-kyc-process",
     339             :       "get-kyc-info",
     340             :       0,
     341             :       MHD_HTTP_OK),
     342           2 :     TALER_TESTING_cmd_proof_kyc_oauth2 (
     343             :       "proof-withdraw-kyc",
     344             :       "withdraw-coin-1-lacking-kyc",
     345             :       "test-oauth2",
     346             :       "pass",
     347             :       MHD_HTTP_SEE_OTHER),
     348           2 :     TALER_TESTING_cmd_withdraw_amount (
     349             :       "withdraw-coin-1-with-kyc",
     350             :       "create-reserve-kyc-1",
     351             :       "EUR:10",
     352             :       0,   /* age restriction off */
     353             :       MHD_HTTP_CONFLICT),
     354           2 :     TALER_TESTING_cmd_withdraw_with_age_proof (
     355             :       "age-withdraw-coin-1-too-low",
     356             :       "create-reserve-kyc-1",
     357             :       18,      /* Too high */
     358             :       MHD_HTTP_CONFLICT,
     359             :       "EUR:10",
     360             :       NULL),
     361           2 :     TALER_TESTING_cmd_withdraw_with_age_proof (
     362             :       "age-withdraw-coins-1",
     363             :       "create-reserve-kyc-1",
     364             :       8,
     365             :       MHD_HTTP_CREATED,
     366             :       "EUR:10",
     367             :       "EUR:10",
     368             :       "EUR:5",
     369             :       NULL),
     370           2 :     TALER_TESTING_cmd_withdraw_reveal_age_proof (
     371             :       "age-withdraw-coins-reveal-1",
     372             :       "age-withdraw-coins-1",
     373             :       MHD_HTTP_OK),
     374           2 :     TALER_TESTING_cmd_end (),
     375             :   };
     376             : 
     377             :   {
     378             :     struct TALER_TESTING_Command commands[] = {
     379           2 :       TALER_TESTING_cmd_run_fakebank (
     380             :         "run-fakebank",
     381           2 :         cred.cfg,
     382             :         "exchange-account-2"),
     383           2 :       TALER_TESTING_cmd_system_start (
     384             :         "start-taler",
     385             :         config_file,
     386             :         "-e",
     387             :         NULL),
     388           2 :       TALER_TESTING_cmd_get_exchange (
     389             :         "get-exchange",
     390           2 :         cred.cfg,
     391             :         NULL,
     392             :         true,
     393             :         true),
     394           2 :       TALER_TESTING_cmd_oauth_with_birthdate (
     395             :         "oauth-service-with-birthdate",
     396             :         "2015-00-00",    /* enough for a while */
     397             :         6666),
     398           2 :       TALER_TESTING_cmd_batch ("withdraw-age",
     399             :                                withdraw_age),
     400           2 :       TALER_TESTING_cmd_batch ("spend-age",
     401             :                                spend_age),
     402           2 :       TALER_TESTING_cmd_batch ("refresh-age",
     403             :                                refresh_age),
     404           2 :       TALER_TESTING_cmd_batch ("age-withdraw",
     405             :                                age_withdraw),
     406             :       /* End the suite. */
     407           2 :       TALER_TESTING_cmd_end ()
     408             :     };
     409             : 
     410             :     (void) cls;
     411           2 :     TALER_TESTING_run (is,
     412             :                        commands);
     413             :   }
     414           2 : }
     415             : 
     416             : 
     417             : int
     418           2 : main (int argc,
     419             :       char *const *argv)
     420             : {
     421             :   (void) argc;
     422             :   {
     423             :     char *cipher;
     424             : 
     425           2 :     cipher = GNUNET_STRINGS_get_suffix_from_binary_name (argv[0]);
     426           2 :     GNUNET_assert (NULL != cipher);
     427           2 :     uses_cs = (0 == strcmp (cipher,
     428             :                             "cs"));
     429           2 :     GNUNET_asprintf (
     430             :       &config_file,
     431             :       "test_exchange_api_age_restriction-%s.conf",
     432             :       cipher);
     433           2 :     GNUNET_free (cipher);
     434             :   }
     435           2 :   return TALER_TESTING_main (
     436             :     argv,
     437             :     "INFO",
     438             :     config_file,
     439             :     "exchange-account-2",
     440             :     TALER_TESTING_BS_FAKEBANK,
     441             :     &cred,
     442             :     &run,
     443             :     NULL);
     444             : }
     445             : 
     446             : 
     447             : /* end of test_exchange_api_age_restriction.c */

Generated by: LCOV version 1.16