respHeader := make(map[string]string, len(wh))
	for k, v := range wh {
		respHeader[k] = strings.Join(v, ",")
	}
	entry.RespHeader = respHeader

	if etag := respHeader[xhttp.ETag]; etag != "" {
		respHeader[xhttp.ETag] = strings.Trim(etag, `"`)
	}

	return entry

        "fe012443-6ba9-4ef2-bb94-b729d2060c78/test123/testw3c.pdf/xl.meta": {"Versions":[{"Type":1,"V2Obj":{"ID":"aGEA/ZUOR4ueRIZsA...

	if metadata == nil {
		return map[string]string{MetaMultipart: ""}
	}
	metadata[MetaMultipart] = ""
	return metadata
}

// IsETagSealed returns true if the etag seems to be encrypted.

		if err != nil {
			t.Errorf("%s: <ERROR> %s", instanceType, err)
		}
		if calcPartInfo.ETag != expectedETaghex {
			t.Errorf("MD5 Mismatch")
		}
		completedParts.Parts = append(completedParts.Parts, CompletePart{
			PartNumber: i,
			ETag:       calcPartInfo.ETag,
		})
	}

		Bucket:      bucket,
		Name:        object,
		Size:        r.Size(),
		IsLatest:    true,
		ContentType: string(mimeXML),
		NumVersions: 1,
		ETag:        etag,
		ModTime:     UTCNow(),
	}, opts)

}

var isETagSealedTests = []struct {
	ETag     string
	IsSealed bool
}{
	{ETag: "", IsSealed: false},                                  // 0
	{ETag: "90682b8e8cc7609c4671e1d64c73fc30", IsSealed: false},  // 1
	{ETag: "f201040c9dc593e39ea004dc1323699bcd", IsSealed: true}, // 2 not valid ciphertext but looks like sealed ETag

}

// Object represents object metadata of the event.
type Object struct {
	Key          string            `json:"key"`
	Size         int64             `json:"size,omitempty"`
	ETag         string            `json:"eTag,omitempty"`
	ContentType  string            `json:"contentType,omitempty"`
	UserMetadata map[string]string `json:"userMetadata,omitempty"`
	VersionID    string            `json:"versionId,omitempty"`

			if kmsCtx, ok := objInfo.UserDefined[crypto.MetaContext]; ok {
				w.Header().Set(xhttp.AmzServerSideEncryptionKmsContext, kmsCtx)
			}
			if len(objInfo.ETag) >= 32 && strings.Count(objInfo.ETag, "-") != 1 {
				objInfo.ETag = objInfo.ETag[len(objInfo.ETag)-32:]
			}
		case crypto.SSEC:
			w.Header().Set(xhttp.AmzServerSideEncryptionCustomerAlgorithm, r.Header.Get(xhttp.AmzServerSideEncryptionCustomerAlgorithm))

    assertThat(invalidate.body.string()).isEqualTo("")
    assertThat(get(url).body.string()).isEqualTo("C")
  }

  @Test
  fun etag() {
    val conditionalRequest =
      assertConditionallyCached(
        MockResponse.Builder()
          .addHeader("ETag: v1")
          .build(),
      )
    assertThat(conditionalRequest.headers["If-None-Match"]).isEqualTo("v1")
  }

		// as well as common modtime, if modtime is not possible
		// verify if it has common "etag" at least.
		if onlineMeta[i].IsValid() && onlineMeta[i].Erasure.Equal(fi.Erasure) {
			ok := onlineMeta[i].ModTime.Equal(modTime)
			if modTime.IsZero() || modTime.Equal(timeSentinel) {
				ok = etag != "" && etag == fi.Metadata["etag"]
			}
			if ok {
				continue
			}