Updates unit test

lib/Config/Initializer.php

@@ -217,8 +217,8 @@ class Initializer {
   }
 
   function postInitialize() {
-    try {
     if(!defined(self::INITIALIZED)) return;
+    try {
       $this->setupHooks();
       $this->setupJSONAPI();
       $this->setupRouter();

tests/unit/Config/InitializerTest.php

@@ -7,7 +7,7 @@ class InitializerTest extends \MailPoetTest {
     $is_hooked = false;
     // mailpoet should hook to 'wp_loaded' with priority of 10
     foreach($wp_filter['wp_loaded'][10] as $name => $hook) {
-      if(preg_match('/setupHooks/', $name)) $is_hooked = true;
+      if(preg_match('/postInitialize/', $name)) $is_hooked = true;
     }
     expect($is_hooked)->true();
   }