Test contstructor

Author: barryvdh

src/Cors.php

@@ -37,7 +37,7 @@ class Cors implements HttpKernelInterface
         'supportsCredentials'    => false,
     ];
 
-    public function __construct(HttpKernelInterface $app, array $options = null)
+    public function __construct(HttpKernelInterface $app, array $options = [])
     {
         $this->app  = $app;
         $this->cors = new CorsService(array_merge($this->defaultOptions, $options));

tests/CorsServiceTest.php

@@ -0,0 +1,50 @@
+<?php
+
+/*
+ * This file is part of asm89/stack-cors.
+ *
+ * (c) Alexander <iam.asm89@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Asm89\Stack\Tests;
+
+use Asm89\Stack\CorsService;
+use PHPUnit\Framework\TestCase;
+
+class CorsServiceTest extends TestCase
+{
+    /**
+     * @test
+     */
+    public function it_can_have_options()
+    {
+        $service = new CorsService([
+            'allowedOrigins' => ['*']
+        ]);
+
+        $this->assertInstanceOf(CorsService::class, $service);
+    }
+
+    /**
+     * @test
+     */
+    public function it_can_have_no_options()
+    {
+        $service = new CorsService();
+        $this->assertInstanceOf(CorsService::class, $service);
+
+    }
+
+    /**
+     * @test
+     */
+    public function it_can_have_empty_options()
+    {
+        $service = new CorsService([]);
+        $this->assertInstanceOf(CorsService::class, $service);
+
+    }
+}