}

    /**
     * Tests the isCredentialTypeCorrect method with a byte array of exact minimal buffer size.
     * This test is also indirect.
     */
    @Test
    void testIsCredentialTypeCorrectWithExactSizeData() {
        // The constructor check `if (!isCredentialTypeCorrect())` handles this case.
        // We verify that the constructor throws an exception.
        byte[] exactSizeData = new byte[32];