Update tests

tests/Feature/BooksTest.php

@@ -1,8 +1,8 @@
 <?php
 
-namespace Blacklight;
+namespace Tests\Feature;
 
-use PHPUnit\Framework\TestCase;
+use Tests\TestCase;
 
 class BooksTest extends TestCase
 {

tests/Feature/SettingsTest.php

@@ -6,11 +6,12 @@
  * Time: 11.41
  */
 
-namespace app\Models;
+namespace Tests\Feature;
 
 use App\Models\Settings;
+use Tests\TestCase;
 
-class SettingsTest extends \PHPUnit_Framework_TestCase
+class SettingsTest extends TestCase
 {
     public function testSettingValue()
     {