private static byte[] decodabetFor(char[] chars) {
      byte[] decodabet = new byte[Ascii.MAX + 1];
      Arrays.fill(decodabet, (byte) -1);
      for (int i = 0; i < chars.length; i++) {
        char c = chars[i];
        checkArgument(c < decodabet.length, "Non-ASCII character: %s", c);
        checkArgument(decodabet[c] == -1, "Duplicate character: %s", c);
        decodabet[c] = (byte) i;
      }
      return decodabet;
    }

    testDecodes(base64(), "Zg===", "f");
    testDecodes(base64(), "Zg====", "f");
  }

  public void testBase64InvalidDecodings() {
    // These contain bytes not in the decodabet.
    assertFailsToDecode(base64(), "A\u007f", "Unrecognized character: 0x7f");
    assertFailsToDecode(base64(), "Wf2!", "Unrecognized character: !");
    // This sentence just isn't base64() encoded.

        assertEquals(FileInformation.FILE_INTERNAL_INFO, internalInfo.getFileInformationLevel());
    }

    /**
     * Test that FileInformation can be used as both Decodable and Encodable
     */
    @Test
    @DisplayName("Test FileInformation as both Decodable and Encodable")
    void testFileInformationAsDecodableAndEncodable() throws SMBProtocolDecodingException {
        FileInformation fileInfo = new FileEndOfFileInformation(2048L);

        Method createInfoMethod = Smb2QueryInfoResponse.class.getDeclaredMethod("createInformation", byte.class, byte.class);
        createInfoMethod.setAccessible(true);

        Decodable result = (Decodable) createInfoMethod.invoke(null, infoType, infoClass);

        assertNotNull(result, String.format("Should create information for type %d, class %d", infoType, infoClass));
    }

    @Test

// Code generated by github.com/tinylib/msgp DO NOT EDIT.

package grid

import (
	"github.com/tinylib/msgp/msgp"
)

// DecodeMsg implements msgp.Decodable
func (z *Flags) DecodeMsg(dc *msgp.Reader) (err error) {
	{
		var zb0001 uint8
		zb0001, err = dc.ReadUint8()
		if err != nil {
			err = msgp.WrapError(err)
			return
		}
		(*z) = Flags(zb0001)
	}
	return
}

// EncodeMsg implements msgp.Encodable

// Code generated by github.com/tinylib/msgp DO NOT EDIT.

package cmd

import (
	"github.com/tinylib/msgp/msgp"
)

// DecodeMsg implements msgp.Decodable
func (z *BatchJobKV) DecodeMsg(dc *msgp.Reader) (err error) {
	var field []byte
	_ = field
	var zb0001 uint32
	zb0001, err = dc.ReadMapHeader()
	if err != nil {
		err = msgp.WrapError(err)
		return
	}
	for zb0001 > 0 {
		zb0001--
		field, err = dc.ReadMapKeyPtr()

        }

        @Test
        @DisplayName("Should implement Decodable interface through FileSystemInformation")
        void shouldImplementDecodableInterface() {
            // Verify that AllocInfo indirectly implements Decodable
            assertTrue(jcifs.Decodable.class.isAssignableFrom(AllocInfo.class));
        }

        @Test

// Code generated by github.com/tinylib/msgp DO NOT EDIT.

package cmd

import (
	"github.com/tinylib/msgp/msgp"
)

// DecodeMsg implements msgp.Decodable
func (z *rebalSaveOpts) DecodeMsg(dc *msgp.Reader) (err error) {
	{
		var zb0001 uint8
		zb0001, err = dc.ReadUint8()
		if err != nil {
			err = msgp.WrapError(err)
			return
		}
		(*z) = rebalSaveOpts(zb0001)
	}
	return
}

// Code generated by github.com/tinylib/msgp DO NOT EDIT.

package dsync

import (
	"github.com/tinylib/msgp/msgp"
)

// DecodeMsg implements msgp.Decodable
func (z *LockArgs) DecodeMsg(dc *msgp.Reader) (err error) {
	var field []byte
	_ = field
	var zb0001 uint32
	zb0001, err = dc.ReadMapHeader()
	if err != nil {
		err = msgp.WrapError(err)
		return
	}
	for zb0001 > 0 {
		zb0001--
		field, err = dc.ReadMapKeyPtr()

// Code generated by github.com/tinylib/msgp DO NOT EDIT.

package cmd

import (
	"github.com/tinylib/msgp/msgp"
)

// DecodeMsg implements msgp.Decodable
func (z *PoolDecommissionInfo) DecodeMsg(dc *msgp.Reader) (err error) {
	var field []byte
	_ = field
	var zb0001 uint32
	zb0001, err = dc.ReadMapHeader()
	if err != nil {
		err = msgp.WrapError(err)
		return
	}
	for zb0001 > 0 {
		zb0001--