add helper function for test create user

tests/CreatesUsers.php

+<?php
+
+namespace Tests;
+
+use App\Models\Access\User\User;
+
+trait CreatesUsers
+{
+    protected function login(array $attributes = []): User
+    {
+        $user = $this->createUser($attributes);
+
+        $this->be($user);
+
+        return $user;
+    }
+
+
+    protected function createUser(array $attributes = []): User
+    {
+        return factory(User::class)->create(array_merge([
+            'name' => 'John Doe',
+            'username' => 'johndoe',
+            'email' => 'john@example.com',
+            'password' => bcrypt('password'),
+            'github_username' => 'johndoe',
+        ], $attributes));
+    }
+}