Generate model factories

database/factories/TopicFactory.php

@@ -0,0 +1,16 @@
+<?php
+
+/* @var $factory \Illuminate\Database\Eloquent\Factory */
+
+use Faker\Generator as Faker;
+
+$factory->define(App\Models\Topic::class, function (Faker $faker) {
+    return [
+        'forum_id' => function () {
+            return factory(App\Models\Forum::class)->create()->id;
+        },
+        'first_post_user_id' => function () {
+            return factory(App\Models\User::class)->create()->id;
+        },
+    ];
+});