Test setting content to mailable at runtime

Author: unclexo

app/Http/Controllers/OrderController.php

@@ -0,0 +1,10 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use Illuminate\Http\Request;
+
+class OrderController extends Controller
+{
+    //
+}

app/Mail/OrderShipped.php

@@ -2,6 +2,7 @@
 
 namespace App\Mail;
 
+use App\Models\Order;
 use Illuminate\Bus\Queueable;
 use Illuminate\Contracts\Queue\ShouldQueue;
 use Illuminate\Mail\Mailable;
@@ -13,26 +14,16 @@ class OrderShipped extends Mailable
 {
     use Queueable, SerializesModels;
 
+    public Order $order;
+
     /**
      * Create a new message instance.
      *
      * @return void
      */
-    public function __construct()
-    {
-        //
-    }
-
-    /**
-     * Get the message envelope.
-     *
-     * @return \Illuminate\Mail\Mailables\Envelope
-     */
-    public function envelope()
+    public function __construct(Order $order)
     {
-        return new Envelope(
-            subject: 'Order Shipped',
-        );
+        $this->order = $order;
     }
 
     /**
@@ -44,6 +35,9 @@ public function content()
     {
         return new Content(
             markdown: 'emails.orders.shipped',
+            with: [
+                'url' => url("/orders/{$this->order->id}"),
+            ],
         );
     }
 

app/Models/Order.php

@@ -0,0 +1,11 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class Order extends Model
+{
+    use HasFactory;
+}

database/factories/OrderFactory.php

@@ -0,0 +1,27 @@
+<?php
+
+namespace Database\Factories;
+
+use App\Models\User;
+use Illuminate\Database\Eloquent\Factories\Factory;
+
+/**
+ * @extends \Illuminate\Database\Eloquent\Factories\Factory<\App\Models\Order>
+ */
+class OrderFactory extends Factory
+{
+    /**
+     * Define the model's default state.
+     *
+     * @return array<string, mixed>
+     */
+    public function definition()
+    {
+        return [
+            'user_id' => User::factory()->create(),
+            'shipper_id' => $this->faker->numberBetween(1, 10),
+            'name' => $this->faker->userName,
+            'price' => $this->faker->numberBetween(100, 10000),
+        ];
+    }
+}

database/migrations/2023_01_06_152053_create_orders_table.php

@@ -0,0 +1,35 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::create('orders', function (Blueprint $table) {
+            $table->id();
+            $table->unsignedBigInteger('user_id');
+            $table->unsignedBigInteger('shipper_id');
+            $table->string('name');
+            $table->unsignedDecimal('price');
+            $table->timestamps();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::dropIfExists('orders');
+    }
+};

resources/views/emails/orders/shipped.blade.php

@@ -1,10 +1,14 @@
 <x-mail::message>
-# Introduction
+# Order Shipped
 
-The body of your message.
+Your order has been shipped. The order summary:
 
-<x-mail::button :url="''">
-Button Text
+    Order ID: {{ $order->id }}
+    Name: {{ $order->name }}
+    Price: {{ $order->price }}
+
+<x-mail::button :url="$url">
+View Order
 </x-mail::button>
 
 Thanks,<br>

tests/Feature/MailTest.php

@@ -4,6 +4,7 @@
 
 use App\Mail\OrderShipped;
 use App\Mail\PostPublished;
+use App\Models\Order;
 use App\Models\Post;
 use App\Models\User;
 use Illuminate\Contracts\Mail\Mailable;
@@ -21,9 +22,10 @@ public function mailables_are_available()
         $this->actingAs($user = User::factory()->create());
 
         $post = Post::factory()->create(['user_id' => $user->id]);
-
         $postPublished = new PostPublished($post);
-        $orderShipped = new OrderShipped();
+
+        $order = Order::factory()->create(['user_id' => $user->id]);
+        $orderShipped = new OrderShipped($order);
 
         $this->assertInstanceOf(Mailable::class, $postPublished);
         $this->assertInstanceOf(Mailable::class, $orderShipped);
@@ -69,4 +71,41 @@ public function mailable_has_valid_content()
 
         $mailable->assertSeeInOrderInText(['View Post', 'Thanks']);
     }
+
+    /** @test */
+    public function content_can_be_set_to_mailable_at_runtime()
+    {
+        $this->actingAs($user = User::factory()->create());
+
+        $order = Order::factory()->create(['user_id' => $user->id]);
+
+        $mailable = new OrderShipped($order);
+
+        $mailable
+            ->from('[email protected]', 'Amazon Books')
+            ->to('[email protected]', 'Abu Jobaer')
+            ->bcc('[email protected]', 'Ria Jobaer')
+            ->replyTo('[email protected]', 'Taylor Otwell')
+            ->subject('Order Shipped')
+            ->tag('shipment')
+            ->tag('fast-delivery')
+            ->metadata('order_id', $order->id);
+
+
+        $mailable->assertFrom('[email protected]');
+
+        $mailable->assertTo('[email protected]');
+
+        $mailable->assertHasBcc('[email protected]');
+
+        $mailable->assertHasReplyTo('[email protected]');
+
+        $mailable->assertHasSubject('Order Shipped');
+
+        $mailable->assertHasTag('shipment');
+
+        $mailable->assertHasMetadata('order_id', $order->id);
+
+        $mailable->assertSeeInHtml('Order Shipped');
+    }
 }