diff --git a/tests/src/Functional/JsonApiFunctionalToJsonTest.php b/tests/src/Functional/JsonApiFunctionalToJsonTest.php
index d6a4403..72d69ba 100644
--- a/tests/src/Functional/JsonApiFunctionalToJsonTest.php
+++ b/tests/src/Functional/JsonApiFunctionalToJsonTest.php
@@ -13,16 +13,6 @@
 class JsonApiFunctionalToJsonTest extends JsonApiFunctionalTestBase {
 
   /**
-   * {@inheritdoc}
-   */
-  protected function setUp() {
-    parent::setUp();
-
-    drupal_flush_all_caches();
-    $this->drupalGet('');
-  }
-
-  /**
    * Check the output of the system service.
    */
   public function testService() {
@@ -44,7 +34,7 @@ public function testService() {
     // Make sure that the JSON output is actually valid.
     $this->assertFalse(isset($json['errors']));
 
-    $this->assertEquals(Json::decode($raw), $json);
+    $this->assertEquals($raw, Json::encode($json));
     $this->assertNotEquals($raw, $json);
   }