add meta test

tests/Models/MetaTest.php

@@ -0,0 +1,37 @@
+<?php
+
+namespace Cone\Root\Tests\Models;
+
+use Cone\Root\Models\Meta;
+use Cone\Root\Tests\TestCase;
+use Cone\Root\Tests\User;
+
+class MetaTest extends TestCase
+{
+    protected User $user;
+
+    public function setUp(): void
+    {
+        parent::setUp();
+
+        $this->user = User::factory()->create();
+    }
+
+    public function test_a_meta_belongs_to_a_metable(): void
+    {
+        $meta = Meta::factory()->make();
+
+        $meta->metable()->associate($this->user)->save();
+
+        $this->assertTrue($meta->metable->is($this->user));
+    }
+
+    public function test_a_metable_model_has_meta_data(): void
+    {
+        $this->user->metaData()->save(
+            $meta = Meta::factory()->make()
+        );
+
+        $this->assertTrue($this->user->metaData->contains($meta));
+    }
+}

tests/Models/NotificationTest.php

@@ -0,0 +1,30 @@
+<?php
+
+namespace Cone\Root\Tests\Models;
+
+use Cone\Root\Models\Notification;
+use Cone\Root\Tests\TestCase;
+use Cone\Root\Tests\User;
+
+class NotificationTest extends TestCase
+{
+    protected User $user;
+
+    public function setUp(): void
+    {
+        parent::setUp();
+
+        $this->user = User::factory()->create();
+    }
+
+    public function test_a_notification_belongs_to_a_notifiable(): void
+    {
+        $notification = Notification::factory()->make();
+
+        $notification->notifiable()->associate($this->user);
+
+        $notification->save();
+
+        $this->assertTrue($notification->notifiable->is($this->user));
+    }
+}