def METHOD_NAME(self):
    """
    Nominal case: existing username, correct password, activated user, 'remember me' not checked.
    Expected: successful login, redirect to homepage, session expiration at browser closing.
    """
    result = self.client.post(
        self.login_url,
        {
            "username": self.correct_username,
            "password": self.correct_password,
        },
        follow=False,
    )
    self.assertRedirects(result, reverse("homepage"))
    self.assertTrue(self.client.session.get_expire_at_browser_close())