Update tests

tests/ContractTest.php

@@ -1,6 +1,9 @@
 <?php
 use PHPUnit\Framework\TestCase;
+use App\contract\Auth;
 
 class ContractTest extends TestCase {
-  public function test
+  public function testContract() {
+    Auth::logout();
+  }
 }

tests/ServiceTest.php

@@ -3,8 +3,8 @@ use PHPUnit\Framework\TestCase;
 use App\Service\Auth;
 
 class ServiceTest extends TestCase {
-  protected $service;
-  public function setUp() {
+  public function testLoad() {
     $this->service = new Auth();
+    $this->assertTrue($this->service != false);
   }
 }