Task 9 - your own validation rule

README.md

@@ -96,3 +96,11 @@ Test method `test_custom_error_message()`.
 
 ---
 
+## Task 9. Your Own Validation Rule.
+
+In `app/Http/Controllers/ArticleController.php` file, in `store` method, the code uses `Uppercase` validation rule that you need to create with Artisan command, and fill in with the rule of "title" having first letter as uppercase.
+
+Test method `test_custom_validation_rule()`.
+
+---
+

app/Http/Controllers/ArticleController.php

@@ -0,0 +1,21 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use App\Models\Article;
+use App\Rules\Uppercase;
+use Illuminate\Http\Request;
+
+class ArticleController extends Controller
+{
+    public function store(Request $request)
+    {
+        $request->validate([
+            // TASK: create your own validation rule called Uppercase
+            // It should check whether title's first letter is uppercase
+            'title' => ['required', new Uppercase()]
+        ]);
+
+        Article::create(['title' => $request->title]);
+    }
+}

app/Models/Article.php

@@ -0,0 +1,13 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class Article extends Model
+{
+    use HasFactory;
+
+    protected $fillable = ['title'];
+}

database/migrations/2021_11_29_135338_create_articles_table.php

@@ -0,0 +1,32 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+class CreateArticlesTable extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::create('articles', function (Blueprint $table) {
+            $table->id();
+            $table->string('title');
+            $table->timestamps();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::dropIfExists('articles');
+    }
+}

routes/web.php

@@ -21,6 +21,7 @@ Route::resource('teams', \App\Http\Controllers\TeamController::class);
 Route::resource('items', \App\Http\Controllers\ItemController::class);
 Route::put('users/{user}', [\App\Http\Controllers\UserController::class, 'update']);
 Route::resource('buildings', \App\Http\Controllers\BuildingController::class);
+Route::resource('articles', \App\Http\Controllers\ArticleController::class);
 
 Route::get('/', function () {
     return view('welcome');

tests/Feature/ValidationTest.php

@@ -104,4 +104,9 @@ class ValidationTest extends TestCase
         $response->assertSee('Please enter the name');
     }
 
+    public function test_custom_validation_rule()
+    {
+        $response = $this->post('articles', ['title' => 'lowercase']);
+        $response->assertSessionHasErrors('title')->assertStatus(302);
+    }
 }