MAGETWO-54708: bin/magento setup:performance:generate-fixtures fails if you have mysql auto_increment > 1

- Changed class and method naming

Author: Andrei Malets

setup/src/Magento/Setup/Model/FixtureGenerator/DbConfigurationHelper.php renamed to setup/src/Magento/Setup/Model/FixtureGenerator/AutoIncrement.php

@@ -7,9 +7,9 @@
 namespace Magento\Setup\Model\FixtureGenerator;
 
 /**
- * Class provides information about MySQL configuration settings.
+ * Class provides information about MySQL auto_increment configuration setting.
  */
-class DbConfigurationHelper
+class AutoIncrement
 {
     /**
      * @var \Magento\Framework\App\ResourceConnection
@@ -34,7 +34,7 @@ public function __construct(\Magento\Framework\App\ResourceConnection $resource)
      *
      * @return int
      */
-    public function getAutoIncrementIncrement()
+    public function getIncrement()
     {
         if ($this->incrementValue === null) {
             $increment = $this->resource->getConnection()->fetchRow('SHOW VARIABLES LIKE "auto_increment_increment"');

setup/src/Magento/Setup/Model/FixtureGenerator/ConfigurableProductGenerator.php

@@ -28,20 +28,20 @@ class ConfigurableProductGenerator
     private $productGeneratorFactory;
 
     /**
-     * @var DbConfigurationHelper
+     * @var AutoIncrement
      */
-    private $dbConfigurationHelper;
+    private $autoIncrement;
 
     /**
      * @param ProductGeneratorFactory $productGeneratorFactory
-     * @param DbConfigurationHelper $dbConfigurationHelper
+     * @param AutoIncrement $autoIncrement
      */
     public function __construct(
         ProductGeneratorFactory $productGeneratorFactory,
-        DbConfigurationHelper $dbConfigurationHelper
+        AutoIncrement $autoIncrement
     ) {
         $this->productGeneratorFactory = $productGeneratorFactory;
-        $this->dbConfigurationHelper = $dbConfigurationHelper;
+        $this->autoIncrement = $autoIncrement;
 
     }
 
@@ -112,7 +112,7 @@ public function generate($products, $fixtureMap)
     private function generateSuperAttributeId($superAttributeId, $entityNumber, array $fixture)
     {
         return $superAttributeId + ($entityNumber + 1) * $fixture['_attributes_count']
-            * $this->dbConfigurationHelper->getAutoIncrementIncrement();
+            * $this->autoIncrement->getIncrement();
     }
 
     /**