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-rw-r--r--src/testing/testing_api_cmd_contract_get.c316
1 files changed, 316 insertions, 0 deletions
diff --git a/src/testing/testing_api_cmd_contract_get.c b/src/testing/testing_api_cmd_contract_get.c
new file mode 100644
index 000000000..fa83d83f7
--- /dev/null
+++ b/src/testing/testing_api_cmd_contract_get.c
@@ -0,0 +1,316 @@
+/*
+ This file is part of TALER
+ Copyright (C) 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_contract_get.c
+ * @brief command for testing GET /contracts/$CPUB
+ * @author Christian Grothoff
+ */
+#include "platform.h"
+#include "taler_json_lib.h"
+#include <gnunet/gnunet_curl_lib.h>
+#include "taler_testing_lib.h"
+#include "taler_signatures.h"
+#include "backoff.h"
+
+
+/**
+ * State for a "contract get" CMD.
+ */
+struct ContractGetState
+{
+
+ /**
+ * JSON string describing the resulting contract.
+ */
+ json_t *contract_terms;
+
+ /**
+ * Private key to decrypt the contract.
+ */
+ struct TALER_ContractDiffiePrivateP contract_priv;
+
+ /**
+ * Set to the returned merge key.
+ */
+ struct TALER_PurseMergePrivateKeyP merge_priv;
+
+ /**
+ * Public key of the purse.
+ */
+ struct TALER_PurseContractPublicKeyP purse_pub;
+
+ /**
+ * Reference to the command that uploaded the contract.
+ */
+ const char *contract_ref;
+
+ /**
+ * ContractGet handle while operation is running.
+ */
+ struct TALER_EXCHANGE_ContractsGetHandle *dh;
+
+ /**
+ * Interpreter state.
+ */
+ struct TALER_TESTING_Interpreter *is;
+
+ /**
+ * Expected HTTP response code.
+ */
+ unsigned int expected_response_code;
+
+ /**
+ * True if this is for a 'merge' operation,
+ * 'false' if this is for a 'deposit' operation.
+ */
+ bool merge;
+
+};
+
+
+/**
+ * Callback to analyze the /contracts/$CPUB response, just used to check if
+ * the response code is acceptable.
+ *
+ * @param cls closure.
+ * @param dr get response details
+ */
+static void
+get_cb (void *cls,
+ const struct TALER_EXCHANGE_ContractGetResponse *dr)
+{
+ struct ContractGetState *ds = cls;
+ const struct TALER_TESTING_Command *ref;
+
+ ds->dh = NULL;
+ if (ds->expected_response_code != dr->hr.http_status)
+ {
+ TALER_TESTING_unexpected_status (ds->is,
+ dr->hr.http_status,
+ ds->expected_response_code);
+ return;
+ }
+ ref = TALER_TESTING_interpreter_lookup_command (ds->is,
+ ds->contract_ref);
+ GNUNET_assert (NULL != ref);
+ if (MHD_HTTP_OK == dr->hr.http_status)
+ {
+ const struct TALER_PurseMergePrivateKeyP *mp;
+ const json_t *ct;
+
+ ds->purse_pub = dr->details.ok.purse_pub;
+ if (ds->merge)
+ {
+ if (GNUNET_OK !=
+ TALER_TESTING_get_trait_merge_priv (ref,
+ &mp))
+ {
+ GNUNET_break (0);
+ TALER_TESTING_interpreter_fail (ds->is);
+ return;
+ }
+ ds->contract_terms =
+ TALER_CRYPTO_contract_decrypt_for_merge (
+ &ds->contract_priv,
+ &ds->purse_pub,
+ dr->details.ok.econtract,
+ dr->details.ok.econtract_size,
+ &ds->merge_priv);
+ if (0 !=
+ GNUNET_memcmp (mp,
+ &ds->merge_priv))
+ {
+ GNUNET_break (0);
+ TALER_TESTING_interpreter_fail (ds->is);
+ return;
+ }
+ }
+ else
+ {
+ ds->contract_terms =
+ TALER_CRYPTO_contract_decrypt_for_deposit (
+ &ds->contract_priv,
+ dr->details.ok.econtract,
+ dr->details.ok.econtract_size);
+ }
+ if (NULL == ds->contract_terms)
+ {
+ GNUNET_break (0);
+ TALER_TESTING_interpreter_fail (ds->is);
+ return;
+ }
+ if (GNUNET_OK !=
+ TALER_TESTING_get_trait_contract_terms (ref,
+ &ct))
+ {
+ GNUNET_break (0);
+ TALER_TESTING_interpreter_fail (ds->is);
+ return;
+ }
+ if (1 != /* 1: equal, 0: not equal */
+ json_equal (ct,
+ ds->contract_terms))
+ {
+ GNUNET_break (0);
+ TALER_TESTING_interpreter_fail (ds->is);
+ return;
+ }
+ }
+ TALER_TESTING_interpreter_next (ds->is);
+}
+
+
+/**
+ * Run the command.
+ *
+ * @param cls closure.
+ * @param cmd the command to execute.
+ * @param is the interpreter state.
+ */
+static void
+get_run (void *cls,
+ const struct TALER_TESTING_Command *cmd,
+ struct TALER_TESTING_Interpreter *is)
+{
+ struct ContractGetState *ds = cls;
+ const struct TALER_ContractDiffiePrivateP *contract_priv;
+ const struct TALER_TESTING_Command *ref;
+ const char *exchange_url;
+
+ (void) cmd;
+ ds->is = is;
+ exchange_url = TALER_TESTING_get_exchange_url (is);
+ if (NULL == exchange_url)
+ {
+ GNUNET_break (0);
+ return;
+ }
+ ref = TALER_TESTING_interpreter_lookup_command (ds->is,
+ ds->contract_ref);
+ GNUNET_assert (NULL != ref);
+ if (GNUNET_OK !=
+ TALER_TESTING_get_trait_contract_priv (ref,
+ &contract_priv))
+ {
+ GNUNET_break (0);
+ TALER_TESTING_interpreter_fail (ds->is);
+ return;
+ }
+ ds->contract_priv = *contract_priv;
+ ds->dh = TALER_EXCHANGE_contract_get (
+ TALER_TESTING_interpreter_get_context (is),
+ exchange_url,
+ contract_priv,
+ &get_cb,
+ ds);
+ if (NULL == ds->dh)
+ {
+ GNUNET_break (0);
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+ "Could not GET contract\n");
+ TALER_TESTING_interpreter_fail (is);
+ return;
+ }
+}
+
+
+/**
+ * Free the state of a "get" CMD, and possibly cancel a
+ * pending operation thereof.
+ *
+ * @param cls closure, must be a `struct ContractGetState`.
+ * @param cmd the command which is being cleaned up.
+ */
+static void
+get_cleanup (void *cls,
+ const struct TALER_TESTING_Command *cmd)
+{
+ struct ContractGetState *ds = cls;
+
+ if (NULL != ds->dh)
+ {
+ TALER_TESTING_command_incomplete (ds->is,
+ cmd->label);
+ TALER_EXCHANGE_contract_get_cancel (ds->dh);
+ ds->dh = NULL;
+ }
+ json_decref (ds->contract_terms);
+ GNUNET_free (ds);
+}
+
+
+/**
+ * Offer internal data from a "get" CMD, to other commands.
+ *
+ * @param cls closure.
+ * @param[out] ret result.
+ * @param trait name of the trait.
+ * @param index index number of the object to offer.
+ * @return #GNUNET_OK on success.
+ */
+static enum GNUNET_GenericReturnValue
+get_traits (void *cls,
+ const void **ret,
+ const char *trait,
+ unsigned int index)
+{
+ struct ContractGetState *ds = cls;
+ struct TALER_TESTING_Trait traits[] = {
+ TALER_TESTING_make_trait_merge_priv (&ds->merge_priv),
+ TALER_TESTING_make_trait_purse_pub (&ds->purse_pub),
+ TALER_TESTING_make_trait_contract_terms (ds->contract_terms),
+ TALER_TESTING_trait_end ()
+ };
+
+ /* skip 'merge_priv' if we are in 'merge' mode */
+ return TALER_TESTING_get_trait (&traits[ds->merge ? 0 : 1],
+ ret,
+ trait,
+ index);
+}
+
+
+struct TALER_TESTING_Command
+TALER_TESTING_cmd_contract_get (
+ const char *label,
+ unsigned int expected_http_status,
+ bool for_merge,
+ const char *contract_ref)
+{
+ struct ContractGetState *ds;
+
+ ds = GNUNET_new (struct ContractGetState);
+ ds->expected_response_code = expected_http_status;
+ ds->contract_ref = contract_ref;
+ ds->merge = for_merge;
+ {
+ struct TALER_TESTING_Command cmd = {
+ .cls = ds,
+ .label = label,
+ .run = &get_run,
+ .cleanup = &get_cleanup,
+ .traits = &get_traits
+ };
+
+ return cmd;
+ }
+}
+
+
+/* end of testing_api_cmd_contract_get.c */
generated by cgit v1.2.3 (git 2.39.1) at 2024-04-26 16:00:36 +0000