Add test for song info

tests/SongTest.php

@@ -300,4 +300,19 @@ class SongTest extends TestCase
             'lyrics' => 'Thor! Nanananananana Batman.', // haha
         ]);
     }
+
+    public function testGetSongInfo()
+    {
+        $this->createSampleMediaSet();
+        $song = Song::first();
+
+        $this->actingAs(factory(User::class, 'admin')->create())
+            ->get("/api/{$song->id}/info")
+            ->seeStatusCode(200)
+            ->seeJson([
+                'lyrics' => $song->lyrics,
+                'artist_info' => false,
+                'album_info' => false,
+            ]);
+    }
 }