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authorMarcello Stanisci <stanisci.m@gmail.com>2018-01-23 10:28:24 +0100
committerMarcello Stanisci <stanisci.m@gmail.com>2018-02-12 16:12:07 +0100
commitfe6960cce854cd4c665a27c4368e4397c8e7bcfb (patch)
tree162a95572079b3e7a014cb845ee028329a06f5f8 /src/exchange-lib/testing_api_cmd_status.c
parentb198bb3867b6a15c65a8860af12d7a634de906a0 (diff)
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Implement new traits-based tests.
Diffstat (limited to 'src/exchange-lib/testing_api_cmd_status.c')
-rw-r--r--src/exchange-lib/testing_api_cmd_status.c240
1 files changed, 240 insertions, 0 deletions
diff --git a/src/exchange-lib/testing_api_cmd_status.c b/src/exchange-lib/testing_api_cmd_status.c
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+++ b/src/exchange-lib/testing_api_cmd_status.c
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+/*
+ This file is part of TALER
+ Copyright (C) 2014-2018 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/testing_api_cmd_status.c
+ * @brief Implement the /reserve/status test command.
+ * @author Marcello Stanisci
+ */
+
+#include "platform.h"
+#include "taler_json_lib.h"
+#include <gnunet/gnunet_curl_lib.h>
+#include "exchange_api_handle.h"
+#include "taler_testing_lib.h"
+
+struct StatusState
+{
+ /**
+ * Label to the command which created the reserve to check,
+ * needed to resort the reserve key.
+ */
+ const char *reserve_reference;
+
+ /**
+ * Handle to a /reserve/status operation.
+ */
+ struct TALER_EXCHANGE_ReserveStatusHandle *rsh;
+
+ /**
+ * Expected reserve balance.
+ */
+ const char *expected_balance;
+
+ /**
+ * Expected HTTP response code.
+ */
+ unsigned int expected_response_code;
+
+ /**
+ * Handle to the exchange.
+ */
+ struct TALER_EXCHANGE_Handle *exchange;
+
+ /**
+ * Interpreter state.
+ */
+ struct TALER_TESTING_Interpreter *is;
+};
+
+/**
+ * Check exchange returned expected values.
+ *
+ * @param cls closure
+ * @param http_status HTTP response code, #MHD_HTTP_OK (200) for
+ * successful status request 0 if the exchange's reply is
+ * bogus (fails to follow the protocol)
+ * @param ec taler-specific error code, #TALER_EC_NONE on success
+ * @param[in] json original response in JSON format (useful only
+ * for diagnostics)
+ * @param balance current balance in the reserve, NULL on error
+ * @param history_length number of entries in the transaction
+ * history, 0 on error
+ * @param history detailed transaction history, NULL on error
+ */
+void
+reserve_status_cb
+ (void *cls,
+ unsigned int http_status,
+ enum TALER_ErrorCode ec,
+ const json_t *json,
+ const struct TALER_Amount *balance,
+ unsigned int history_length,
+ const struct TALER_EXCHANGE_ReserveHistory *history)
+{
+ struct StatusState *ss = cls;
+ struct TALER_Amount eb;
+
+ ss->rsh = NULL;
+ if (ss->expected_response_code != http_status)
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+ "Unexpected HTTP response code: %d\n",
+ http_status);
+ TALER_TESTING_interpreter_fail (ss->is);
+ return;
+ }
+
+ GNUNET_assert (GNUNET_OK == TALER_string_to_amount
+ (ss->expected_balance, &eb));
+
+ if (0 != TALER_amount_cmp (&eb, balance))
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+ "Unexpected amount in reserve\n");
+ TALER_TESTING_interpreter_fail (ss->is);
+ return;
+ }
+
+/**
+ * Fixme: need a way to check if reserve history is consistent.
+ * Every command which relates to reserve 'x' should be added in
+ * a linked list of all commands that relate to the same reserve
+ * 'x'.
+ *
+ * API-wise, any command that relates to a reserve should offer a
+ * method called e.g. "compare_with_history" that takes an element
+ * of the array returned by "/reserve/status" and checks if that
+ * element correspond to itself (= the command exposing the check-
+ * method).
+ */
+
+ TALER_TESTING_interpreter_next (ss->is);
+}
+
+/**
+ * Run the command.
+ *
+ * @param cls closure, typically a #struct WireState.
+ * @param cmd the command to execute, a /wire one.
+ * @param i the interpreter state.
+ */
+void
+status_run (void *cls,
+ const struct TALER_TESTING_Command *cmd,
+ struct TALER_TESTING_Interpreter *is)
+{
+
+ struct StatusState *ss = cls;
+ const struct TALER_TESTING_Command *create_reserve;
+ struct TALER_ReservePrivateKeyP *reserve_priv;
+ struct TALER_ReservePublicKeyP reserve_pub;
+
+ ss->is = is;
+ GNUNET_assert (NULL != ss->reserve_reference);
+
+ create_reserve
+ = TALER_TESTING_interpreter_lookup_command
+ (is, ss->reserve_reference);
+
+ if (NULL == create_reserve)
+ {
+ GNUNET_break (0);
+ TALER_TESTING_interpreter_fail (is);
+ return;
+ }
+
+ if (GNUNET_OK !=
+ TALER_TESTING_get_trait_reserve_priv (create_reserve,
+ 0,
+ &reserve_priv))
+ {
+ GNUNET_break (0);
+ TALER_TESTING_interpreter_fail (is);
+ return;
+ }
+
+ GNUNET_CRYPTO_eddsa_key_get_public (&reserve_priv->eddsa_priv,
+ &reserve_pub.eddsa_pub);
+ ss->rsh
+ = TALER_EXCHANGE_reserve_status (ss->exchange,
+ &reserve_pub,
+ &reserve_status_cb,
+ ss);
+}
+
+/**
+ * Cleanup the state.
+ *
+ * @param cls closure, typically a #struct WireState.
+ * @param cmd the command which is being cleaned up.
+ */
+void
+status_cleanup (void *cls,
+ const struct TALER_TESTING_Command *cmd)
+{
+ struct StatusState *ss = cls;
+
+ if (NULL != ss->rsh)
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+ "Command %u (%s) did not complete\n",
+ ss->is->ip,
+ cmd->label);
+ TALER_EXCHANGE_reserve_status_cancel (ss->rsh);
+ ss->rsh = NULL;
+ }
+ GNUNET_free (ss);
+}
+
+
+/**
+ * Create a /reserve/status command.
+ *
+ * @param label the command label.
+ * @param exchange the exchange to connect to.
+ * @param reserve_reference reference to the reserve to check.
+ * @param expected_balance balance expected to be at the referenced reserve.
+ * @param expected_response_code expected HTTP response code.
+ *
+ * @return the command to be executed by the interpreter.
+ */
+struct TALER_TESTING_Command
+TALER_TESTING_cmd_status (const char *label,
+ struct TALER_EXCHANGE_Handle *exchange,
+ const char *reserve_reference,
+ const char *expected_balance,
+ unsigned int expected_response_code)
+{
+ struct TALER_TESTING_Command cmd;
+ struct StatusState *ss;
+
+ ss = GNUNET_new (struct StatusState);
+ ss->exchange = exchange;
+ ss->reserve_reference = reserve_reference;
+ ss->expected_balance = expected_balance;
+ ss->expected_response_code = expected_response_code;
+
+ cmd.cls = ss;
+ cmd.label = label;
+ cmd.run = &status_run;
+ cmd.cleanup = &status_cleanup;
+
+ return cmd;
+}