MAGETWO-95426: Unable to set default option for swatch attribute

Author: OlgaVasyltsun

dev/tests/functional/tests/app/Magento/Catalog/Test/Handler/CatalogProductAttribute/Curl.php

@@ -157,10 +157,9 @@ protected function changeStructureOfTheData(array $data): array
      * Provides serialized product attribute options.
      *
      * @param array $data
-     * @param array $optionKeys
      * @return string
      */
-    protected function getSerializeOptions(array $data, array $optionKeys = []): string
+    protected function getSerializeOptions(array $data): string
     {
         $options = [];
         foreach ($data as $optionRowData) {

dev/tests/functional/tests/app/Magento/Swatches/Test/Handler/SwatchProductAttribute/Curl.php

@@ -43,7 +43,7 @@ protected function changeStructureOfTheData(array $data): array
      *
      * @inheritdoc
      */
-    protected function getSerializeOptions(array $data, array $optionKeys = []): string
+    protected function getSerializeOptions(array $data): string
     {
         $options = [];
         foreach ($data as $optionRowData) {