assertEquals(user, chain2.lastUpdatedUser);
        assertEquals(user, chain3.lastUpdatedUser);
    }

    // Test changePassword with no chains
    @Test
    public void test_changePassword_noChains() {
        boolean result = authenticationManager.changePassword("testuser", "newpass");
        assertTrue(result); // Returns true when no chains present
    }

Shinsuke Sugaya <******@****.***> 1773442886 +0900

Shinsuke Sugaya <******@****.***> 1773442886 +0900