diff --git a/backend/tests/Unit/Auth/UseCases/CreateSessionTest.php b/backend/tests/Unit/Auth/UseCases/CreateSessionTest.php
index 183ec36..d6368f2 100644
--- a/backend/tests/Unit/Auth/UseCases/CreateSessionTest.php
+++ b/backend/tests/Unit/Auth/UseCases/CreateSessionTest.php
@@ -37,5 +37,11 @@ class CreateSessionTest extends TestCase
         $this->assertSame('fake-token-123', $session->getToken());
         $this->assertSame($user, $session->getUser());
         $this->assertFalse($session->isExpired($this->clock->now()));
+        $this->assertSame('2026-05-18 12:00:00', $session->getCreatedAt()->format('Y-m-d H:i:s'));
+        $this->assertSame('2026-05-25 12:00:00', $session->getExpiresAt()->format('Y-m-d H:i:s'));
+
+        $stored = $this->sessionRepo->findByToken($session->getToken());
+        $this->assertNotNull($stored);
+        $this->assertSame('fake-token-123', $stored->getToken());
     }
 }