MAGETWO-28253: Downloadable Integration API

    - Change plugin name and refactor test case per CR

Author: Yu Tang

app/code/Magento/Downloadable/etc/di.xml

@@ -59,7 +59,7 @@
         </arguments>
     </type>
     <type name="Magento\Catalog\Model\Product">
-        <plugin name="downloadableAfterProductLoad" type="\Magento\Downloadable\Model\Plugin\AfterProductLoad"/>
+        <plugin name="downloadableAfterLoad" type="\Magento\Downloadable\Model\Plugin\AfterProductLoad"/>
     </type>
     <type name="Magento\Catalog\Api\ProductRepositoryInterface">
         <plugin name="downloadableAroundSave" type="\Magento\Downloadable\Model\Plugin\AroundProductRepositorySave"/>

dev/tests/api-functional/testsuite/Magento/Downloadable/Api/ProductRepositoryTest.php

@@ -201,16 +201,14 @@ public function testCreateDownloadableProduct()
 
         $expectedSampleData = $this->getExpectedSampleData();
         $this->assertEquals($expectedSampleData, $resultSamples);
-
-        return $response;
     }
 
     /**
      * Update downloadable product, update a link, add two link, delete a link
      */
     public function testUpdateDownloadableProductLinks()
     {
-        $response = $this->testCreateDownloadableProduct();
+        $response = $this->createDownloadableProduct();
         $resultLinks
             = $response[ExtensibleDataInterface::EXTENSION_ATTRIBUTES_KEY]["downloadable_product_links"];
         $link1Id = $resultLinks[0]['id'];
@@ -289,7 +287,7 @@ public function testUpdateDownloadableProductLinks()
      */
     public function testUpdateDownloadableProductLinksWithNewFile()
     {
-        $response = $this->testCreateDownloadableProduct();
+        $response = $this->createDownloadableProduct();
         $resultLinks
             = $response[ExtensibleDataInterface::EXTENSION_ATTRIBUTES_KEY]["downloadable_product_links"];
         $link1Id = $resultLinks[0]['id'];
@@ -396,7 +394,7 @@ public function testUpdateDownloadableProductLinksWithNewFile()
 
     public function testUpdateDownloadableProductSamples()
     {
-        $response = $this->testCreateDownloadableProduct();
+        $response = $this->createDownloadableProduct();
 
         $resultSample
             = $response[ExtensibleDataInterface::EXTENSION_ATTRIBUTES_KEY]["downloadable_product_samples"];
@@ -454,7 +452,7 @@ public function testUpdateDownloadableProductSamples()
 
     public function testUpdateDownloadableProductSamplesWithNewFile()
     {
-        $response = $this->testCreateDownloadableProduct();
+        $response = $this->createDownloadableProduct();
 
         $resultSample
             = $response[ExtensibleDataInterface::EXTENSION_ATTRIBUTES_KEY]["downloadable_product_samples"];