Example of smoke testing guest URLs in a Laravel application

convert-dynamic-url-mapping.php

<?php
/**
 * @param $url
 *
 * @return mixed
 */
private function convertMapping($url)
{
    foreach($this->dynamicMappings as $mapping => $modelClass)
    {
        $stringMapping = '{'.$mapping.'}';
        if(strpos($url, $stringMapping) !== false) {
            factory($modelClass)->create();
            return str_replace($stringMapping, app($modelClass)->first()->slug, $url);
        }
    }

    return $url;
}

define-dynamic-mappings.php

<?php

protected $dynamicMappings = [
    'tutorialSlug' => Tutorial::class,
    'postSlug' => Post::class
];

get-guest-routes.php

<?php
private function getGuestRoutes()
{
    return array_filter(app(Router::class)->getRoutes()->getRoutes(), function ($route) {
        $middleware = $route->middleware();
        return in_array('guest', $middleware) &&
                strpos($route->uri(), '_dusk') === false ? $route : false;
    });
}

SmokeGuestTest.php

<?php

namespace Tests\Feature\SmokeTests;

use App\Models\Post;
use App\Models\Tutorial;
use Illuminate\Routing\Router;
use Tests\TestCase;

class SmokeGuestTest extends TestCase
{
    protected $dynamicMappings = [
        'tutorialSlug' => Tag::class,
        'postSlug' => Post::class
    ];

    public function testCheckGuestRoutes()
    {
        foreach($this->getGuestRoutes() ?? [] as $route) {
            $url = $this->convertMapping( $route->uri );
            $response = $this->get($url);
            $response->assertStatus(200);
        }
    }

    /**
     * Get all the urls that can be accessed by a guest user
     */
    private function getGuestRoutes()
    {
        return array_filter(app(Router::class)->getRoutes()->getRoutes(), function ($route) {
            $middleware = $route->middleware();
            return in_array('guest', $middleware) &&
                    strpos($route->uri(), '_dusk') === false ? $route : false;
        });
    }

    /**
     * @param $url
     *
     * @return mixed
     */
    private function convertMapping($url)
    {
        foreach($this->dynamicMappings as $mapping => $modelClass)
        {
            $stringMapping = '{'.$mapping.'}';
            if(strpos($url, $stringMapping) !== false) {
                factory($modelClass)->create();
                return str_replace($stringMapping, app($modelClass)->first()->slug, $url);
            }
        }

        return $url;
    }
}

web.php

<?php
// Guest middleware
Route::group(['middleware' => ['guest']], function(){
    // Home page
    Route::get('/', 'HomeController@index');

    // Tutorials
    Route::get('/tutorials', 'TutorialController@index');
    Route::get('/tutorials/{tutorialSlug}', 'TagsController@show');

    // Blog Post
    Route::get('/{postSlug}', 'PostController@show');
});