var rawStdEncoding = StdEncoding.WithPadding(NoPadding)
	type test struct {
		enc  *Encoding
		n    int
		want int64
	}
	tests := []test{
		{StdEncoding, 0, 0},
		{StdEncoding, 1, 8},
		{StdEncoding, 2, 8},
		{StdEncoding, 3, 8},
		{StdEncoding, 4, 8},
		{StdEncoding, 5, 8},
		{StdEncoding, 6, 16},
		{StdEncoding, 10, 16},
		{StdEncoding, 11, 24},
		{rawStdEncoding, 0, 0},

			MetaIV: base64.StdEncoding.EncodeToString(append([]byte{1}, make([]byte, 31)...)), MetaAlgorithm: SealAlgorithm,
			MetaSealedKeyS3: base64.StdEncoding.EncodeToString(append([]byte{1}, make([]byte, 63)...)), MetaKeyID: "key-1",
			MetaDataEncryptionKey: base64.StdEncoding.EncodeToString(make([]byte, 48)),
		},
		DataKey: make([]byte, 48), KeyID: "key-1", SealedKey: SealedKey{Algorithm: SealAlgorithm, Key: [64]byte{1}, IV: [32]byte{1}},

	}

	metadata[MetaAlgorithm] = sealedKey.Algorithm
	metadata[MetaIV] = base64.StdEncoding.EncodeToString(sealedKey.IV[:])
	metadata[MetaSealedKeyKMS] = base64.StdEncoding.EncodeToString(sealedKey.Key[:])
	if len(ctx) > 0 {
		b, _ := ctx.MarshalText()
		metadata[MetaContext] = base64.StdEncoding.EncodeToString(b)
	}
	if len(kmsKey) > 0 && keyID != "" { // We use a KMS -> Store key ID and sealed KMS data key.

		return key, ErrMissingCustomerKeyMD5
	}

	clientKey, err := base64.StdEncoding.DecodeString(h.Get(xhttp.AmzServerSideEncryptionCustomerKey))
	if err != nil || len(clientKey) != 32 { // The client key must be 256 bits long
		return key, ErrInvalidCustomerKey
	}
	keyMD5, err := base64.StdEncoding.DecodeString(h.Get(xhttp.AmzServerSideEncryptionCustomerKeyMD5))

	metadata[MetaAlgorithm] = sealedKey.Algorithm
	metadata[MetaIV] = base64.StdEncoding.EncodeToString(sealedKey.IV[:])
	metadata[MetaSealedKeyS3] = base64.StdEncoding.EncodeToString(sealedKey.Key[:])
	if len(kmsKey) > 0 && keyID != "" { // We use a KMS -> Store key ID and sealed KMS data key.
		metadata[MetaKeyID] = keyID
		metadata[MetaDataEncryptionKey] = base64.StdEncoding.EncodeToString(kmsKey)
	}
	return metadata
}

	registry, err = registryredirector.New(ctx, registryredirector.Config{
		Cluster: ctx.AllClusters().Default(),
	})
	if err != nil {
		return
	}

	args := map[string]any{
		"DockerConfigJson": base64.StdEncoding.EncodeToString(
			[]byte(createDockerCredential(registryUser, registryPasswd, registry.Address()))),
	}
	if err := ctx.ConfigIstio().EvalFile(apps.Namespace.Name(), args, "testdata/registry-secret.yaml").

		return ChecksumMismatch{
			Want: fmt.Sprintf("%s-%d", c.Encoded, c.WantParts),
			Got:  fmt.Sprintf("%s-%d", base64.StdEncoding.EncodeToString(sum), parts),
		}
	}

	if !bytes.Equal(sum, c.Raw) {
		return ChecksumMismatch{
			Want: c.Encoded,
			Got:  base64.StdEncoding.EncodeToString(sum),
		}
	}
	return nil
}

// AsMap returns the
func (c *Checksum) AsMap() map[string]string {

		return key, ErrMissingCustomerKeyMD5
	}

	clientKey, err := base64.StdEncoding.DecodeString(h.Get(xhttp.AmzServerSideEncryptionCopyCustomerKey))
	if err != nil || len(clientKey) != 32 { // The client key must be 256 bits long
		return key, ErrInvalidCustomerKey
	}
	keyMD5, err := base64.StdEncoding.DecodeString(h.Get(xhttp.AmzServerSideEncryptionCopyCustomerKeyMD5))

	// 2-byte footer.
	maxContentLen = maxEncodedWordLen - len("=?UTF-8?q?") - len("?=")
)

var maxBase64Len = base64.StdEncoding.DecodedLen(maxContentLen)

// bEncode encodes s using base64 encoding and writes it to buf.
func (e WordEncoder) bEncode(buf *strings.Builder, charset, s string) {
	w := base64.NewEncoder(base64.StdEncoding, buf)
	// If the charset is not UTF-8 or if the content is short, do not bother
	// splitting the encoded-word.

		if s, _ := getLine(restOfEndLine); len(s) != 0 {
			continue
		}

		base64Data := removeSpacesAndTabs(rest[:endIndex])
		p.Bytes = make([]byte, base64.StdEncoding.DecodedLen(len(base64Data)))
		n, err := base64.StdEncoding.Decode(p.Bytes, base64Data)
		if err != nil {
			continue
		}
		p.Bytes = p.Bytes[:n]

		// the -1 is because we might have only matched pemEnd without the