MAGETWO-37555: Popup header is our of window range while creating group product

Author: slopok

app/code/Magento/GroupedProduct/view/adminhtml/web/js/grouped-product.js

@@ -9,8 +9,7 @@ define([
     'jquery/ui',
     'Magento_Ui/js/modal/modal',
     'mage/translate',
-    'mage/adminhtml/grid',
-    ''
+    'mage/adminhtml/grid'
 ], function ($, mageTemplate) {
     'use strict';
 
@@ -116,7 +115,7 @@ define([
                 buttons: [{
                     id: 'grouped-product-dialog-apply-button',
                     text: $.mage.__('Add Selected Products'),
-                    class: 'action-primary action-add',
+                    'class': 'action-primary action-add',
                     click: function () {
                         $.each(selectedProductList, function (index, product) {
                             widget._add(null, product);

dev/tests/functional/tests/app/Magento/GroupedProduct/Test/Block/Adminhtml/Product/Grouped/AssociatedProducts.php

@@ -29,7 +29,7 @@ class AssociatedProducts extends Tab
      *
      * @var string
      */
-    protected $productSearchGrid = "./ancestor::body//div[div[div[contains(@data-role,'add-product-dialog')]]]";
+    protected $productSearchGrid = './/*[@data-role="modal"][.//*[@data-role="add-product-dialog"]]';
 
     /**
      * Associated products list block
@@ -54,7 +54,7 @@ protected function getSearchGridBlock()
     {
         return $this->blockFactory->create(
             'Magento\GroupedProduct\Test\Block\Adminhtml\Product\Grouped\AssociatedProducts\Search\Grid',
-            ['element' => $this->_rootElement->find($this->productSearchGrid, Locator::SELECTOR_XPATH)]
+            ['element' => $this->browser->find($this->productSearchGrid, Locator::SELECTOR_XPATH)]
         );
     }