return nil
}

type Token struct {
	UserID  int    `gorm:"primary_key"`
	Content string `gorm:"type:varchar(100)"`
}

func (t *Token) BeforeSave(tx *gorm.DB) error {
	t.Content += "_encrypted"
	return nil
}

func TestSaveWithHooks(t *testing.T) {
	DB.Migrator().DropTable(&Token{}, &TokenOwner{})
	DB.AutoMigrate(&Token{}, &TokenOwner{})

	if len(data) == 0 {
		return nil
	}
	if part > 0 && !crypto.SSEC.IsEncrypted(o.UserDefined) {
		// already decrypted in ToObjectInfo for multipart objects
		for _, pi := range o.Parts {
			if pi.Number == part {
				return pi.Checksums
			}
		}
	}
	if _, encrypted := crypto.IsEncrypted(o.UserDefined); encrypted {
		decrypted, err := o.metadataDecrypter(h)("object-checksum", data)
		if err != nil {

	}
	return hex.EncodeToString(e)
}

// IsEncrypted reports whether the ETag is encrypted.
func (e ETag) IsEncrypted() bool {
	// An encrypted ETag must be at least 32 bytes long.
	// It contains the encrypted ETag value + an authentication
	// code generated by the AEAD cipher.
	//
	// Here is an incorrect implementation of IsEncrypted:
	//
	//   return len(e) > 16 && !bytes.ContainsRune(e, '-')
	//

    * The contents are **encrypted**, even though they are being sent with the **HTTP protocol**.

		return true
	}
	if _, ok := h[xhttp.AmzServerSideEncryptionCustomerKeyMD5]; ok {
		return true
	}
	return false
}

// IsEncrypted returns true if the metadata contains an SSE-C
// entry indicating that the object has been encrypted using
// SSE-C.
func (ssec) IsEncrypted(metadata map[string]string) bool {
	if _, ok := metadata[MetaSealedKeySSEC]; ok {
		return true
	}
	return false
}

//
// IsEncrypted only checks whether the metadata contains at least
// one entry indicating SSE-C or SSE-S3.
func IsEncrypted(metadata map[string]string) (Type, bool) {
	if S3KMS.IsEncrypted(metadata) {
		return S3KMS, true
	}
	if S3.IsEncrypted(metadata) {
		return S3, true
	}
	if SSEC.IsEncrypted(metadata) {
		return SSEC, true
	}
	if IsMultiPart(metadata) {
		return nil, true
	}

	exit 1
fi

got_checksum=$(./mc cat myminio/versioned/dsync/drwmutex.go | md5sum)
if [ "${expected_checksum}" != "${got_checksum}" ]; then
	echo "BUG: decommission failed on encrypted objects: expected ${expected_checksum} got ${got_checksum}"
	exit 1
fi

./s3-check-md5 -versions -access-key minioadmin -secret-key minioadmin -endpoint http://127.0.0.1:9001/ -bucket versioned

func TestIsEncrypted(t *testing.T) {
	for i, test := range isEncryptedTests {
		if _, isEncrypted := IsEncrypted(test.Metadata); isEncrypted != test.Encrypted {
			t.Errorf("Test %d: got '%v' - want '%v'", i, isEncrypted, test.Encrypted)
		}
	}
}

var s3IsEncryptedTests = []struct {
	Metadata  map[string]string
	Encrypted bool
}{
	{Encrypted: false, Metadata: map[string]string{MetaMultipart: ""}},                             // 0

	}

	_, isEncrypted := crypto.IsEncrypted(oi.UserDefined)
	isCompressed, err := oi.IsCompressedOK()
	if err != nil {
		return nil, 0, 0, err
	}

	// if object is encrypted and it is a restore request or if NoDecryption
	// was requested, fetch content without decrypting.
	if opts.Transition.RestoreRequest != nil || opts.NoDecryption {
		isEncrypted = false
		isCompressed = false
	}

if [ "${expected_checksum}" != "${got_checksum}" ]; then
	echo "BUG: decommission failed on encrypted objects: expected ${expected_checksum} got ${got_checksum}"
	exit 1
fi

got_checksum_1=$(./mc cat myminio/versioned-1/dsync/drwmutex.go | md5sum)
if [ "${expected_checksum}" != "${got_checksum_1}" ]; then
	echo "BUG: decommission failed on encrypted objects: expected ${expected_checksum} got ${got_checksum_1}"
	exit 1
fi