import (
	"bytes"
	"testing"

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

func TestMarshalUnmarshalWalkDirOptions(t *testing.T) {
	v := WalkDirOptions{}
	bts, err := v.MarshalMsg(nil)
	if err != nil {
		t.Fatal(err)
	}
	left, err := v.UnmarshalMsg(bts)
	if err != nil {
		t.Fatal(err)
	}
	if len(left) > 0 {
		t.Errorf("%d bytes left over after UnmarshalMsg(): %q", len(left), left)
	}

import (
	"bytes"
	"testing"

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

func TestMarshalUnmarshalSiteResyncStatus(t *testing.T) {
	v := SiteResyncStatus{}
	bts, err := v.MarshalMsg(nil)
	if err != nil {
		t.Fatal(err)
	}
	left, err := v.UnmarshalMsg(bts)
	if err != nil {
		t.Fatal(err)
	}
	if len(left) > 0 {
		t.Errorf("%d bytes left over after UnmarshalMsg(): %q", len(left), left)
	}

}

// AppendFile - append to a file.
func (client *storageRESTClient) AppendFile(ctx context.Context, volume string, path string, buf []byte) error {
	values := make(url.Values)
	values.Set(storageRESTVolume, volume)
	values.Set(storageRESTFilePath, path)
	reader := bytes.NewReader(buf)
	respBody, err := client.call(ctx, storageRESTMethodAppendFile, values, reader, -1)
	defer xhttp.DrainBody(respBody)
	return err
}

	if fi.SkipTierFreeVersion() {
		return xlMetaV2Version{}, false
	}
	if status, ok := j.MetaSys[ReservedMetadataPrefixLower+TransitionStatus]; ok && bytes.Equal(status, []byte(lifecycle.TransitionComplete)) {
		vID, err := uuid.Parse(fi.TierFreeVersionID())
		if err != nil {
			panic(fmt.Errorf("Invalid Tier Object delete marker versionId %s %v", fi.TierFreeVersionID(), err))
		}

* `write(data)`: Escreve `data` (`str` ou `bytes`) no arquivo.
* `read(size)`: Lê `size` (`int`) bytes/caracteres do arquivo.
* `seek(offset)`: Vai para o byte na posição `offset` (`int`) no arquivo.
    * Por exemplo, `await myfile.seek(0)` irá para o início do arquivo.

    assertThrows(
        IllegalArgumentException.class, () -> Ints.fromByteArray(new byte[Ints.BYTES - 1]));
  }

  public void testFromBytes() {
    assertThat(Ints.fromBytes((byte) 0x12, (byte) 0x13, (byte) 0x14, (byte) 0x15))
        .isEqualTo(0x12131415);
    assertThat(Ints.fromBytes((byte) 0xFF, (byte) 0xEE, (byte) 0xDD, (byte) 0xCC))
        .isEqualTo(0xFFEEDDCC);
  }

  public void testByteArrayRoundTrips() {

	}

	writeSuccessResponseHeadersOnly(w)
}

func setConfigKV(ctx context.Context, objectAPI ObjectLayer, kvBytes []byte) (result setConfigResult, err error) {
	result.Cfg, err = readServerConfig(ctx, objectAPI, nil)
	if err != nil {
		return
	}

	result.Dynamic, err = result.Cfg.ReadConfig(bytes.NewReader(kvBytes))
	if err != nil {
		return
	}

	result.SubSys, _, _, err = config.GetSubSys(string(kvBytes))

		}
		if key.Plaintext != nil {
			t.Fatalf("Test %d: unmarshaled DEK contains non-nil plaintext", i)
		}
		if !bytes.Equal(key.Ciphertext, test.Key.Ciphertext) {
			t.Fatalf("Test %d: ciphertext mismatch: got %x - want %x", i, key.Ciphertext, test.Key.Ciphertext)
		}
	}
}

func mustDecodeB64(s string) []byte {
	b, err := base64.StdEncoding.DecodeString(s)
	if err != nil {
		panic(err)
	}
	return b

    // KGS!@#$%
    private static final byte[] S8 = {
        (byte)0x4b, (byte)0x47, (byte)0x53, (byte)0x21,
        (byte)0x40, (byte)0x23, (byte)0x24, (byte)0x25
    };
    /* Accepts key multiple of 7
     * Returns enc multiple of 8
     * Multiple is the same like: 21 byte key gives 24 byte result
     */
    private static void E( byte[] key, byte[] data, byte[] e ) {
        byte[] key7 = new byte[7];

		return err
	}
	config.Tiers[tierName] = cfg
	config.drivercache[tierName] = d
	return nil
}

// Bytes returns msgpack encoded config with format and version headers.
func (config *TierConfigMgr) Bytes() ([]byte, error) {
	config.RLock()
	defer config.RUnlock()
	data := make([]byte, 4, config.Msgsize()+4)

	// Initialize the header.
	binary.LittleEndian.PutUint16(data[0:2], tierConfigFormat)