test set persistence

backend/tests/Unit/Set/SetTest.php

@@ -0,0 +1,29 @@
+<?php
+
+namespace Tests\Unit\Set;
+
+use App\Set\Set;
+use App\Shared\ValueObject\EmailAddress;
+use App\User\User;
+use PHPUnit\Framework\TestCase;
+
+class SetTest extends TestCase
+{
+    public function test_it_exposes_its_identity_name_and_creator(): void
+    {
+        $creator = new User(
+            id: 7,
+            email: new EmailAddress('creator@example.com'),
+            passwordHash: 'hashed-password',
+        );
+        $set = new Set(
+            id: 42,
+            name: 'Bible',
+            creator: $creator,
+        );
+
+        $this->assertSame(42, $set->getId());
+        $this->assertSame('Bible', $set->getName());
+        $this->assertSame($creator, $set->getCreator());
+    }
+}