)
    assertInvalid(
      "http://[0:0:0:0:0:1:256.255.255.255]/",
      "Invalid URL host: \"[0:0:0:0:0:1:256.255.255.255]\"",
    )
    assertInvalid(
      "http://[0:0:0:0:0:1:ff.255.255.255]/",
      "Invalid URL host: \"[0:0:0:0:0:1:ff.255.255.255]\"",
    )
    assertInvalid(
      "http://[0:0:0:0:0:0:1:255.255.255.255]/",
      "Invalid URL host: \"[0:0:0:0:0:0:1:255.255.255.255]\"",
    )
    assertInvalid(

            b[off + 2] = 0x00;
            b[off + 3] = 0x00;
            return 4;
        }).when(raf).read(any(byte[].class), anyInt(), eq(4));
        assertEquals(1.0f, raf.readFloat(), 0.00001);

        // double 1.0 -> 0x3FF0000000000000
        doAnswer(inv -> {
            byte[] b = inv.getArgument(0);
            int off = inv.getArgument(1);
            b[off] = 0x3F;

    assertThat(converter.convert("0xff")).isEqualTo(255L);
    assertThat(converter.convert("0xFF")).isEqualTo(255L);
    assertThat(converter.convert("-0xFF")).isEqualTo(-255L);
    assertThat(converter.convert("#0000FF")).isEqualTo(255L);
    assertThat(converter.convert("0666")).isEqualTo(438L);
  }

  public void testStringConverter_convertError() {

    assertThat(converter.convert("0xff")).isEqualTo(255);
    assertThat(converter.convert("0xFF")).isEqualTo(255);
    assertThat(converter.convert("-0xFF")).isEqualTo(-255);
    assertThat(converter.convert("#0000FF")).isEqualTo(255);
    assertThat(converter.convert("0666")).isEqualTo(438);
  }

  public void testStringConverter_convertError() {

    @JvmField val TLS_RSA_WITH_CAMELLIA_128_CBC_SHA = init("TLS_RSA_WITH_CAMELLIA_128_CBC_SHA", 0x0041)

    // @JvmField val TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA = init("TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA", 0x0042)
    // @JvmField val TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA = init("TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA", 0x0043)

    void testAES256CipherConstants() {
        // Verify AES-256 constants are defined
        assertEquals(0x0003, Smb2EncryptionContext.CIPHER_AES_256_CCM, "AES-256-CCM constant should be defined");
        assertEquals(0x0004, Smb2EncryptionContext.CIPHER_AES_256_GCM, "AES-256-GCM constant should be defined");

        // Test creating context with AES-256 cipher IDs
        byte[] key256 = new byte[32]; // 256-bit key

    assertThat(converter.convert("0xff")).isEqualTo(255);
    assertThat(converter.convert("0xFF")).isEqualTo(255);
    assertThat(converter.convert("-0xFF")).isEqualTo(-255);
    assertThat(converter.convert("#0000FF")).isEqualTo(255);
    assertThat(converter.convert("0666")).isEqualTo(438);
  }

  public void testStringConverter_convertError() {

 * the address in network byte order.
 *
 * <p>Examples of IP addresses and their byte representations:
 *
 * <dl>
 *   <dt>The IPv4 loopback address, {@code "127.0.0.1"}.
 *   <dd>{@code 7f 00 00 01}
 *   <dt>The IPv6 loopback address, {@code "::1"}.
 *   <dd>{@code 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 01}
 *   <dt>From the IPv6 reserved documentation prefix ({@code 2001:db8::/32}), {@code "2001:db8::1"}.

            @Override
            public CacheStats snapshot() {
              return EMPTY_STATS;
            }
          });
  static final CacheStats EMPTY_STATS = new CacheStats(0, 0, 0, 0, 0, 0);

  /*
   * We avoid using a method reference or lambda here for now:
   *
   * - method reference: Inside Google, CacheBuilder is used from the implementation of a custom

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