storage/framework/views/.gitignore

+*
+!.gitignore

storage/logs/.gitignore

+*
+!.gitignore

tests/CreatesApplication.php

+<?php
+
+namespace Tests;
+
+use Illuminate\Contracts\Console\Kernel;
+
+trait CreatesApplication
+{
+    /**
+     * Creates the application.
+     *
+     * @return \Illuminate\Foundation\Application
+     */
+    public function createApplication()
+    {
+        $app = require __DIR__.'/../bootstrap/app.php';
+
+        $app->make(Kernel::class)->bootstrap();
+
+        return $app;
+    }
+}

tests/Feature/ExampleTest.php

+<?php
+
+namespace Tests\Feature;
+
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\TestCase;
+
+class ExampleTest extends TestCase
+{
+    /**
+     * A basic test example.
+     *
+     * @return void
+     */
+    public function testBasicTest()
+    {
+        $response = $this->get('/');
+
+        $response->assertStatus(200);
+    }
+}

tests/TestCase.php

+<?php
+
+namespace Tests;
+
+use Illuminate\Foundation\Testing\TestCase as BaseTestCase;
+
+abstract class TestCase extends BaseTestCase
+{
+    use CreatesApplication;
+}

tests/Unit/ExampleTest.php

+<?php
+
+namespace Tests\Unit;
+
+use PHPUnit\Framework\TestCase;
+
+class ExampleTest extends TestCase
+{
+    /**
+     * A basic test example.
+     *
+     * @return void
+     */
+    public function testBasicTest()
+    {
+        $this->assertTrue(true);
+    }
+}

webpack.mix.js

+const mix = require('laravel-mix');
+
+/*
+ |--------------------------------------------------------------------------
+ | Mix Asset Management
+ |--------------------------------------------------------------------------
+ |
+ | Mix provides a clean, fluent API for defining some Webpack build steps
+ | for your Laravel application. By default, we are compiling the Sass
+ | file for the application as well as bundling up all the JS files.
+ |
+ */
+
+mix.js('resources/js/app.js', 'public/js')
+    .sass('resources/sass/app.scss', 'public/css');