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-rw-r--r--src/testing/testing_api_cmd_purse_get.c367
1 files changed, 367 insertions, 0 deletions
diff --git a/src/testing/testing_api_cmd_purse_get.c b/src/testing/testing_api_cmd_purse_get.c
new file mode 100644
index 000000000..d5246660b
--- /dev/null
+++ b/src/testing/testing_api_cmd_purse_get.c
@@ -0,0 +1,367 @@
+/*
+ This file is part of TALER
+ Copyright (C) 2014-2022 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/testing_api_cmd_purse_get.c
+ * @brief Implement the GET /purse/$RID test command.
+ * @author Marcello Stanisci
+ */
+#include "platform.h"
+#include "taler_json_lib.h"
+#include <gnunet/gnunet_curl_lib.h>
+#include "taler_testing_lib.h"
+
+
+/**
+ * State for a "poll" CMD.
+ */
+struct PollState
+{
+
+ /**
+ * How long do we give the exchange to respond?
+ */
+ struct GNUNET_TIME_Relative timeout;
+
+ /**
+ * Label to the command which created the purse to check,
+ * needed to resort the purse key.
+ */
+ const char *poll_reference;
+
+ /**
+ * Timeout to wait for at most.
+ */
+ struct GNUNET_SCHEDULER_Task *tt;
+
+ /**
+ * The interpreter we are using.
+ */
+ struct TALER_TESTING_Interpreter *is;
+};
+
+
+/**
+ * State for a "status" CMD.
+ */
+struct StatusState
+{
+
+ /**
+ * How long do we give the exchange to respond?
+ */
+ struct GNUNET_TIME_Relative timeout;
+
+ /**
+ * Poller waiting for us.
+ */
+ struct PollState *ps;
+
+ /**
+ * Label to the command which created the purse to check,
+ * needed to resort the purse key.
+ */
+ const char *purse_reference;
+
+ /**
+ * Handle to the "purse status" operation.
+ */
+ struct TALER_EXCHANGE_PurseGetHandle *pgh;
+
+ /**
+ * Expected purse balance.
+ */
+ const char *expected_balance;
+
+ /**
+ * Public key of the purse being analyzed.
+ */
+ const struct TALER_PurseContractPublicKeyP *purse_pub;
+
+ /**
+ * Interpreter state.
+ */
+ struct TALER_TESTING_Interpreter *is;
+
+ /**
+ * Expected HTTP response code.
+ */
+ unsigned int expected_response_code;
+
+ /**
+ * Are we waiting for a merge or a deposit?
+ */
+ bool wait_for_merge;
+
+};
+
+
+/**
+ * Check that the purse balance and HTTP response code are
+ * both acceptable.
+ *
+ * @param cls closure.
+ * @param rs HTTP response details
+ */
+static void
+purse_status_cb (void *cls,
+ const struct TALER_EXCHANGE_PurseGetResponse *rs)
+{
+ struct StatusState *ss = cls;
+ struct TALER_TESTING_Interpreter *is = ss->is;
+
+ ss->pgh = NULL;
+ if (ss->expected_response_code != rs->hr.http_status)
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+ "Unexpected HTTP response code: %d in %s:%u\n",
+ rs->hr.http_status,
+ __FILE__,
+ __LINE__);
+ json_dumpf (rs->hr.reply,
+ stderr,
+ 0);
+ TALER_TESTING_interpreter_fail (ss->is);
+ return;
+ }
+ if (MHD_HTTP_OK == ss->expected_response_code)
+ {
+ struct TALER_Amount eb;
+
+ GNUNET_assert (GNUNET_OK ==
+ TALER_string_to_amount (ss->expected_balance,
+ &eb));
+ if (0 != TALER_amount_cmp (&eb,
+ &rs->details.ok.balance))
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+ "Unexpected amount in purse: %s\n",
+ TALER_amount_to_string (&rs->details.ok.balance));
+ TALER_TESTING_interpreter_fail (ss->is);
+ return;
+ }
+ }
+ if (NULL != ss->ps)
+ {
+ /* force continuation on long poller */
+ GNUNET_SCHEDULER_cancel (ss->ps->tt);
+ ss->ps->tt = NULL;
+ TALER_TESTING_interpreter_next (is);
+ return;
+ }
+ if (GNUNET_TIME_relative_is_zero (ss->timeout))
+ TALER_TESTING_interpreter_next (is);
+}
+
+
+/**
+ * Run the command.
+ *
+ * @param cls closure.
+ * @param cmd the command being executed.
+ * @param is the interpreter state.
+ */
+static 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_purse;
+
+ ss->is = is;
+ create_purse
+ = TALER_TESTING_interpreter_lookup_command (is,
+ ss->purse_reference);
+ GNUNET_assert (NULL != create_purse);
+ if (GNUNET_OK !=
+ TALER_TESTING_get_trait_purse_pub (create_purse,
+ &ss->purse_pub))
+ {
+ GNUNET_break (0);
+ TALER_LOG_ERROR ("Failed to find purse_pub for status query\n");
+ TALER_TESTING_interpreter_fail (is);
+ return;
+ }
+ ss->pgh = TALER_EXCHANGE_purse_get (
+ TALER_TESTING_interpreter_get_context (is),
+ TALER_TESTING_get_exchange_url (is),
+ TALER_TESTING_get_keys (is),
+ ss->purse_pub,
+ ss->timeout,
+ ss->wait_for_merge,
+ &purse_status_cb,
+ ss);
+ if (! GNUNET_TIME_relative_is_zero (ss->timeout))
+ {
+ TALER_TESTING_interpreter_next (is);
+ return;
+ }
+}
+
+
+/**
+ * Cleanup the state from a "purse status" CMD, and possibly
+ * cancel a pending operation thereof.
+ *
+ * @param cls closure.
+ * @param cmd the command which is being cleaned up.
+ */
+static void
+status_cleanup (void *cls,
+ const struct TALER_TESTING_Command *cmd)
+{
+ struct StatusState *ss = cls;
+
+ if (NULL != ss->pgh)
+ {
+ TALER_TESTING_command_incomplete (ss->is,
+ cmd->label);
+ TALER_EXCHANGE_purse_get_cancel (ss->pgh);
+ ss->pgh = NULL;
+ }
+ GNUNET_free (ss);
+}
+
+
+struct TALER_TESTING_Command
+TALER_TESTING_cmd_purse_poll (
+ const char *label,
+ unsigned int expected_http_status,
+ const char *purse_ref,
+ const char *expected_balance,
+ bool wait_for_merge,
+ struct GNUNET_TIME_Relative timeout)
+{
+ struct StatusState *ss;
+
+ GNUNET_assert (NULL != purse_ref);
+ ss = GNUNET_new (struct StatusState);
+ ss->purse_reference = purse_ref;
+ ss->expected_balance = expected_balance;
+ ss->expected_response_code = expected_http_status;
+ ss->timeout = timeout;
+ ss->wait_for_merge = wait_for_merge;
+ {
+ struct TALER_TESTING_Command cmd = {
+ .cls = ss,
+ .label = label,
+ .run = &status_run,
+ .cleanup = &status_cleanup
+ };
+
+ return cmd;
+ }
+}
+
+
+/**
+ * Long poller timed out. Fail the test.
+ *
+ * @param cls a `struct PollState`
+ */
+static void
+finish_timeout (void *cls)
+{
+ struct PollState *ps = cls;
+
+ ps->tt = NULL;
+ GNUNET_break (0);
+ TALER_TESTING_interpreter_fail (ps->is);
+}
+
+
+/**
+ * Run the command.
+ *
+ * @param cls closure.
+ * @param cmd the command being executed.
+ * @param is the interpreter state.
+ */
+static void
+finish_run (void *cls,
+ const struct TALER_TESTING_Command *cmd,
+ struct TALER_TESTING_Interpreter *is)
+{
+ struct PollState *ps = cls;
+ const struct TALER_TESTING_Command *poll_purse;
+ struct StatusState *ss;
+
+ ps->is = is;
+ poll_purse
+ = TALER_TESTING_interpreter_lookup_command (is,
+ ps->poll_reference);
+ GNUNET_assert (NULL != poll_purse);
+ GNUNET_assert (poll_purse->run == &status_run);
+ ss = poll_purse->cls;
+ if (NULL == ss->pgh)
+ {
+ TALER_TESTING_interpreter_next (is);
+ return;
+ }
+ GNUNET_assert (NULL == ss->ps);
+ ss->ps = ps;
+ ps->tt = GNUNET_SCHEDULER_add_delayed (ps->timeout,
+ &finish_timeout,
+ ps);
+}
+
+
+/**
+ * Cleanup the state from a "purse finish" CMD.
+ *
+ * @param cls closure.
+ * @param cmd the command which is being cleaned up.
+ */
+static void
+finish_cleanup (void *cls,
+ const struct TALER_TESTING_Command *cmd)
+{
+ struct PollState *ps = cls;
+
+ if (NULL != ps->tt)
+ {
+ GNUNET_SCHEDULER_cancel (ps->tt);
+ ps->tt = NULL;
+ }
+ GNUNET_free (ps);
+}
+
+
+struct TALER_TESTING_Command
+TALER_TESTING_cmd_purse_poll_finish (const char *label,
+ struct GNUNET_TIME_Relative timeout,
+ const char *poll_reference)
+{
+ struct PollState *ps;
+
+ GNUNET_assert (NULL != poll_reference);
+ ps = GNUNET_new (struct PollState);
+ ps->timeout = timeout;
+ ps->poll_reference = poll_reference;
+ {
+ struct TALER_TESTING_Command cmd = {
+ .cls = ps,
+ .label = label,
+ .run = &finish_run,
+ .cleanup = &finish_cleanup
+ };
+
+ return cmd;
+ }
+}