ESDEV-4774 Change updateProductAmountInBasket to changeBasket

Rewrite method that it would be driver and theme agnostic.
Rename method to match already existing logic etc. addToBasket

README.rst

@@ -353,12 +353,17 @@ Add article to basket:
     // This will add article with ID 1001 to basket.
     $this->addToBasket("1001");
 
-Update items amount in basket:
+Update items amount in basket: *(Note that item must be in basket in order to change it)*
 
 .. code:: php
 
     // This will update article with ID 1001 in basket to have 2 items.
-    $this->updateProductAmountInBasket("1001", 2);
+    $this->changeBasket("1001", 2);
+
+.. code:: php
+
+    // This will remove an item from basket.
+    $this->changeBasket("1001", 0);
 
 Login user in front end side:
 

library/AcceptanceTestCase.php

@@ -421,7 +421,7 @@ public function openArticle($articleId, $clearCache = false, $shopId = null)
     }
 
     /**
-     * Adds article to basket
+     * Adds article to basket.
      *
      * @param string $articleId        Article id
      * @param int    $amount           Amount of items to add
@@ -451,40 +451,36 @@ public function addToBasket(
         $this->openNewWindow($this->_getShopUrl($aParams, $shopId), false);
     }
 
+
     /**
-     * Update basket with new amount for the product.
-     * Add needed amount or 0 to delete item from the basket.
+     * Change product in basket.
      *
-     * @param string $productId oxid of the product.
-     * @param int $itemsAmount amount of the product.
+     * @param string $articleId        Article id
+     * @param int    $amount           Amount of items to add
+     * @param string $controller       Controller name which should be opened after article is added
+     * @param array  $additionalParams Additional parameters (like persparam[details] for label)
+     * @param int    $shopId           Shop id
      */
-    public function updateProductAmountInBasket($productId, $itemsAmount)
-    {
-        $this->openBasket();
-        $this->getHtmlSource();
-
-        $basket = new \OxidEsales\Eshop\Application\Model\Basket();
-        $itemId = $basket->getItemKey($productId);
-
-        // There is a bug in goutte while clicking on button in a form with more than one button:
-        // only first button is available. In this case the third button is needed.
-        // Bug is in BrowserKitDriver->click($xpath) where $this->getCrawler()->filterXPath($xpath) is called.
-        // It returns a form which later on throws an exception.
-        // This code gets a form and push it without need to click a button.
-        if ($this->currentMinkDriver === "goutte") {
-            $updateButton = $this->getElement("//button[@id='basketRemove']");
-            $client = $updateButton->getSession()->getDriver()->getClient();
-            $updateItemsForm = $client->getCrawler()->filterXPath("//form[@name='basket']")->form();
-            $client->submit($updateItemsForm, ['aproducts[' . $itemId . '][am]' => $itemsAmount]);
-        } else {
-            $amountInput = $this->getElement("//input[@name='aproducts[$itemId][am]']");
-            $amountInput->setValue($itemsAmount);
+    public function changeBasket(
+        $articleId,
+        $amount = 1,
+        $controller = 'basket',
+        $additionalParams = array(),
+        $shopId = null
+    ) {
+        $input = $this->getElement('stoken', false);
+        if ($input) {
+            $params['stoken'] = $input->getValue();
+        }
+        $params['cl'] = $controller;
+        $params['fnc'] = 'changebasket';
+        $params['aid'] = $articleId;
+        $params['am'] = $amount;
+        $params['anid'] = $articleId;
 
-            $productSelector = $this->getElement("//input[@name='aproducts[$itemId][remove]']");
-            $productSelector->check();
+        $params = array_merge($params, $additionalParams);
 
-            $this->clickAndWait("//button[@id='basketUpdate']");
-        }
+        $this->openNewWindow($this->_getShopUrl($params, $shopId), false);
     }
 
     /**