final String encrypted2 = cipher.encryptoText(original);
        final String decrypted2 = cipher.decryptText(encrypted2);
        assertThat(decrypted2, is(original));
    }

    @Test
    public void testDifferentKeys() {
        final CachedCipher cipher1 = new CachedCipher();
        cipher1.setKey("key1");

        final CachedCipher cipher2 = new CachedCipher();
        cipher2.setKey("key2");