MAGETWO-55156: [Backport] If custom text area attribute is created, you can't export bundle product. - for 2.0

- MAGETWO-58104: If custom text area attribute is created, you can't export bundle product. - for 2.2
-- unit test was changed

-- (cherry picked from commit edd94d9)

Author: NadiyaS

app/code/Magento/BundleImportExport/Test/Unit/Model/Export/Product/RowCustomizerTest.php

@@ -59,17 +59,17 @@ protected function setUp()
     {
         $this->objectManagerHelper = new ObjectManagerHelper($this);
         $this->rowCustomizerMock = $this->objectManagerHelper->getObject(
-            '\Magento\BundleImportExport\Model\Export\RowCustomizer'
+            \Magento\BundleImportExport\Model\Export\RowCustomizer::class
         );
         $this->productResourceCollection = $this->getMock(
-            '\Magento\Catalog\Model\ResourceModel\Product\Collection',
+            \Magento\Catalog\Model\ResourceModel\Product\Collection::class,
             ['addAttributeToFilter', 'getIterator'],
             [],
             '',
             false
         );
         $this->product = $this->getMock(
-            '\Magento\Catalog\Model\Product',
+            \Magento\Catalog\Model\Product::class,
             [
                 'getId',
                 'getPriceType',
@@ -91,7 +91,7 @@ protected function setUp()
         $this->product->expects($this->any())->method('getWeightType')->willReturn(1);
         $this->product->expects($this->any())->method('getTypeInstance')->willReturnSelf();
         $this->optionsCollection = $this->getMock(
-            '\Magento\Bundle\Model\ResourceModel\Option\Collection',
+            \Magento\Bundle\Model\ResourceModel\Option\Collection::class,
             ['setOrder', 'getIterator'],
             [],
             '',
@@ -100,7 +100,7 @@ protected function setUp()
         $this->product->expects($this->any())->method('getOptionsCollection')->willReturn($this->optionsCollection);
         $this->optionsCollection->expects($this->any())->method('setOrder')->willReturnSelf();
         $this->option = $this->getMock(
-            '\Magento\Bundle\Model\Option',
+            \Magento\Bundle\Model\Option::class,
             ['getId', 'getTitle', 'getType', 'getRequired'],
             [],
             '',
@@ -114,7 +114,7 @@ protected function setUp()
             $this->returnValue(new \ArrayIterator([$this->option]))
         );
         $this->selection = $this->getMock(
-            '\Magento\Catalog\Model\Product',
+            \Magento\Catalog\Model\Product::class,
             ['getSku', 'getSelectionPriceValue', 'getIsDefault', 'getSelectionQty', 'getSelectionPriceType'],
             [],
             '',
@@ -125,7 +125,7 @@ protected function setUp()
         $this->selection->expects($this->any())->method('getSelectionQty')->willReturn(1);
         $this->selection->expects($this->any())->method('getSelectionPriceType')->willReturn(1);
         $this->selectionsCollection = $this->getMock(
-            '\Magento\Bundle\Model\ResourceModel\Selection\Collection',
+            \Magento\Bundle\Model\ResourceModel\Selection\Collection::class,
             ['getIterator', 'addAttributeToSort'],
             [],
             '',
@@ -175,14 +175,16 @@ public function testAddHeaderColumns()
     public function testAddData()
     {
         $preparedData = $this->rowCustomizerMock->prepareData($this->productResourceCollection, [1]);
+        $attributes = 'attribute=1,sku_type=1,attribute2="Text",price_type=1,price_view=1,weight_type=1,'
+            . 'values=values,shipment_type=1,attribute3=One,Two,Three';
         $dataRow = [
             'sku' => 'sku1',
-            'additional_attributes' => 'attribute=1,sku_type=1,price_type=1,price_view=1,weight_type=1,values=values'
+            'additional_attributes' => $attributes
         ];
         $preparedRow = $preparedData->addData($dataRow, 1);
         $expected = [
             'sku' => 'sku1',
-            'additional_attributes' => 'attribute=1',
+            'additional_attributes' => 'attribute=1,attribute2="Text",attribute3=One,Two,Three',
             'bundle_price_type' => 'fixed',
             'bundle_sku_type' => 'fixed',
             'bundle_price_view' => 'As low as',