toward stesting

1 files changed, 224 insertions, 0 deletions

diff --git a/src/testing/testing_api_cmd_get_product.c b/src/testing/testing_api_cmd_get_product.c
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+++ b/src/testing/testing_api_cmd_get_product.c
@@ -0,0 +1,224 @@
+/*
+  This file is part of TALER
+  Copyright (C) 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 lib/testing_api_cmd_get_product.c
+ * @brief command to test GET /product/$ID
+ * @author Christian Grothoff
+ */
+#include "platform.h"
+#include <taler/taler_exchange_service.h>
+#include <taler/taler_testing_lib.h>
+#include "taler_merchant_service.h"
+#include "taler_merchant_testing_lib.h"
+
+
+/**
+ * State of a "GET product" CMD.
+ */
+struct GetProductState
+{
+
+  /**
+   * Handle for a "GET product" request.
+   */
+  struct TALER_MERCHANT_ProductGetHandle *igh;
+
+  /**
+   * The interpreter state.
+   */
+  struct TALER_TESTING_Interpreter *is;
+
+  /**
+   * Base URL of the merchant serving the request.
+   */
+  const char *merchant_url;
+
+  /**
+   * ID of the product to run GET for.
+   */
+  const char *product_id;
+
+  /**
+   * Reference for a POST or PATCH /products CMD (optional).
+   */
+  const char *product_reference;
+
+  /**
+   * Expected HTTP response code.
+   */
+  unsigned int http_status;
+
+};
+
+
+/**
+ * Callback for a /get/product/$ID operation.
+ *
+ * @param cls closure for this function
+ * @param hr HTTP response details
+ * @param description description of the product
+ * @param description_i18n Map from IETF BCP 47 language tags to localized descriptions
+ * @param unit unit in which the product is measured (liters, kilograms, packages, etc.)
+ * @param price the price for one @a unit of the product, zero is used to imply that
+ *              this product is not sold separately or that the price is not fixed and
+ *              must be supplied by the front-end.  If non-zero, price must include
+ *              applicable taxes.
+ * @param image base64-encoded product image
+ * @param taxes list of taxes paid by the merchant
+ * @param total_stocked in @a units, -1 to indicate "infinite" (i.e. electronic books),
+ *                does NOT indicate remaining stocks, to get remaining stocks,
+ *                subtract @a total_sold and @a total_lost. Note that this still
+ *                does not then say how many of the remaining inventory are locked.
+ * @param total_sold in @a units, total number of @a unit of product sold
+ * @param total_lost in @a units, total number of @a unit of product lost from inventory
+ * @param location where the product is in stock
+ * @param next_restock when the next restocking is expected to happen, 0 for unknown,
+ *                     #GNUNET_TIME_UNIT_FOREVER_ABS for 'never'.
+ */
+static void
+get_product_cb (void *cls,
+                const struct TALER_MERCHANT_HttpResponse *hr,
+                const char *description,
+                const json_t *description_i18n,
+                const char *unit,
+                const struct TALER_Amount *price,
+                const json_t *image,
+                const json_t *taxes,
+                int64_t total_stocked,
+                uint64_t total_sold,
+                uint64_t total_lost,
+                const json_t *location,
+                struct GNUNET_TIME_Absolute next_restock)
+{
+  /* FIXME, deeper checks should be implemented here. */
+  struct GetProductState *gis = cls;
+
+  gis->igh = NULL;
+  if (gis->http_status != hr->http_status)
+  {
+    GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+                "Unexpected response code %u (%d) to command %s\n",
+                hr->http_status,
+                (int) hr->ec,
+                TALER_TESTING_interpreter_get_current_label (gis->is));
+    TALER_TESTING_interpreter_fail (gis->is);
+    return;
+  }
+  switch (hr->http_status)
+  {
+  case MHD_HTTP_OK:
+    // FIXME: use gis->product_reference here to
+    // check if the data returned matches that from the POST / PATCH
+    break;
+  default:
+    GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+                "Unhandled HTTP status.\n");
+  }
+  TALER_TESTING_interpreter_next (gis->is);
+}
+
+
+/**
+ * Run the "GET product" CMD.
+ *
+ *
+ * @param cls closure.
+ * @param cmd command being run now.
+ * @param is interpreter state.
+ */
+static void
+get_product_run (void *cls,
+                 const struct TALER_TESTING_Command *cmd,
+                 struct TALER_TESTING_Interpreter *is)
+{
+  struct GetProductState *gis = cls;
+
+  gis->is = is;
+  gis->igh = TALER_MERCHANT_product_get (is->ctx,
+                                         gis->merchant_url,
+                                         gis->product_id,
+                                         &get_product_cb,
+                                         gis);
+  GNUNET_assert (NULL != gis->igh);
+}
+
+
+/**
+ * Free the state of a "GET product" CMD, and possibly
+ * cancel a pending operation thereof.
+ *
+ * @param cls closure.
+ * @param cmd command being run.
+ */
+static void
+get_product_cleanup (void *cls,
+                     const struct TALER_TESTING_Command *cmd)
+{
+  struct GetProductState *gis = cls;
+
+  if (NULL != gis->igh)
+  {
+    GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+                "GET /products/$ID operation did not complete\n");
+    TALER_MERCHANT_product_get_cancel (gis->igh);
+  }
+  GNUNET_free (gis);
+}
+
+
+/**
+ * Define a "GET product" CMD.
+ *
+ * @param label command label.
+ * @param merchant_url base URL of the merchant serving the
+ *        GET /products/$ID request.
+ * @param product_id the ID of the product to query
+ * @param http_status expected HTTP response code.
+ * @param product_reference reference to a "POST /products" or "PATCH /products/$ID" CMD
+ *        that will provide what we expect the backend to return to us
+ * @return the command.
+ */
+struct TALER_TESTING_Command
+TALER_TESTING_cmd_merchant_get_product (const char *label,
+                                        const char *merchant_url,
+                                        const char *product_id,
+                                        unsigned int http_status,
+                                        const char *product_reference)
+{
+  struct GetProductState *gis;
+
+  gis = GNUNET_new (struct GetProductState);
+  gis->merchant_url = merchant_url;
+  gis->product_id = product_id;
+  gis->http_status = http_status;
+  gis->product_reference = product_reference;
+  {
+    struct TALER_TESTING_Command cmd = {
+      .cls = gis,
+      .label = label,
+      .run = &get_product_run,
+      .cleanup = &get_product_cleanup
+    };
+
+    return cmd;
+  }
+}
+
+
+/* end of testing_api_cmd_get_product.c */