test auth contracts

backend/tests/Unit/User/UserTest.php

@@ -8,12 +8,17 @@ use PHPUnit\Framework\TestCase;
 
 class UserTest extends TestCase
 {
-    public function test_it_exposes_its_identity_and_email(): void
+    public function test_it_exposes_its_identity_email_and_password_hash(): void
     {
         $email = new EmailAddress('user@example.com');
-        $user = new User(id: 42, email: $email);
+        $user = new User(
+            id: 42,
+            email: $email,
+            passwordHash: 'hashed-password',
+        );
 
         $this->assertSame(42, $user->getId());
         $this->assertSame($email, $user->getEmail());
+        $this->assertSame('hashed-password', $user->getPasswordHash());
     }
 }