Merge pull request #167 from magento-fearless-kiwis/FearlessKiwis-MAGETWO-35278-Random-Integration-Test-Failure

[FearlessKiwis] MAGETWO-35278 Random integration test failure

Author: Tang, Yu(ytang1)

dev/tests/integration/testsuite/Magento/ToolkitFramework/ApplicationTest.php

@@ -61,6 +61,14 @@ public static function tearDownAfterClass()
             self::$_generatorWorkingDir . '/fixtures/tax_rates.csv.bak',
             self::$_generatorWorkingDir . '/fixtures/tax_rates.csv'
         );
+        /** @var $appCache \Magento\Framework\App\Cache */
+        $appCache = \Magento\TestFramework\Helper\Bootstrap::getObjectManager()->get('Magento\Framework\App\Cache');
+        $appCache->clean(
+            [
+                \Magento\Eav\Model\Cache\Type::CACHE_TAG,
+                \Magento\Eav\Model\Entity\Attribute::CACHE_TAG,
+            ]
+        );
     }
 
     /**