diff --git a/tests/Unit/User/UseCases/CreateUserTest.php b/tests/Unit/User/UseCases/CreateUserTest.php
index 0867537..180046f 100644
--- a/tests/Unit/User/UseCases/CreateUserTest.php
+++ b/tests/Unit/User/UseCases/CreateUserTest.php
@@ -2,6 +2,7 @@
 
 namespace Tests\Unit\User\UseCases;
 
+use App\Exceptions\BadRequestException;
 use App\User\User;
 use App\User\UseCases\CreateUser;
 use App\User\UseCases\CreateUserRequest;
@@ -21,4 +22,17 @@ class CreateUserTest extends TestCase
         $this->assertInstanceOf(User::class, $user);
         $this->assertEquals('test@test.com', $user->getEmail());
     }
+
+    public function test_throws_if_email_is_null(): void
+    {
+        $userRepo = new FakeUserRepository();
+        $useCase = new CreateUser($userRepo);
+
+        $this->expectException(BadRequestException::class);
+        $this->expectExceptionMessage('email is required');
+
+        $useCase->execute(new CreateUserRequest(
+            email: null,
+        ));
+    }
 }