c.Assert(response.StatusCode, http.StatusNoContent)
}

// TestNonExistentBucket - Asserts response for HEAD on non-existent bucket.
func (s *TestSuiteCommon) TestNonExistentBucket(c *check) {
	// generate a random bucket name.
	bucketName := getRandomBucketName()
	// create request to HEAD on the bucket.
	// HEAD on an bucket helps validate the existence of the bucket.

		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
		return
	}

	api.getObjectAttributesHandler(ctx, objectAPI, bucket, object, w, r)
}

// HeadObjectHandler - HEAD Object
// -----------
// The HEAD operation retrieves metadata from an object without returning the object itself.
func (api objectAPIHandlers) HeadObjectHandler(w http.ResponseWriter, r *http.Request) {
	ctx := newContext(r, w, "HeadObject")

	maxInQueueBytes                     MetricName = "max_queued_bytes"
	proxiedGetRequestsTotal             MetricName = "proxied_get_requests_total"
	proxiedHeadRequestsTotal            MetricName = "proxied_head_requests_total"
	proxiedPutTaggingRequestsTotal      MetricName = "proxied_put_tagging_requests_total"
	proxiedGetTaggingRequestsTotal      MetricName = "proxied_get_tagging_requests_total"

	rcfg, err := getReplicationConfig(ctx, bucket)
	if err != nil || rcfg == nil {
		replLogOnceIf(ctx, err, bucket)
		return
	}
	// If incoming request is a replication request, it does not need to be re-replicated.
	if delOpts.ReplicationRequest {
		return
	}
	// Skip replication if this object's prefix is excluded from being
	// versioned.
	if !delOpts.Versioned {
		return
	}

		if addedCount == 0 {
			return madmin.ReplicateAddStatus{}, peerAddErr
		}
		// In this case, it means at least one cluster was added
		// successfully, we need to send a response to the client with
		// some details - FIXME: the disks on this cluster would need to
		// be cleaned to recover.
		partial := madmin.ReplicateAddStatus{
			Status:    madmin.ReplicateAddStatusPartial,
			ErrDetail: peerAddErr.Error(),
		}

	durationStr := r.Form.Get(peerRESTDuration)
	duration, err := time.ParseDuration(durationStr)
	if err != nil {
		duration = globalNetPerfMinDuration
	}

	if duration < globalNetPerfMinDuration {
		// We need sample size of minimum 10 secs.
		duration = globalNetPerfMinDuration
	}

	duration = duration.Round(time.Second)

	results, err := globalSiteReplicationSys.Netperf(ctx, duration)
	if err != nil {

		recV2 := httptest.NewRecorder()
		// construct HTTP request for Head Object endpoint.
		reqV2, err := newTestSignedRequestV2(http.MethodHead, getHeadObjectURL("", testCase.bucketName, testCase.objectName),
			0, nil, testCase.accessKey, testCase.secretKey, nil)
		if err != nil {
			t.Fatalf("Test %d: %s: Failed to create HTTP request for Head Object: <ERROR> %v", i+1, instanceType, err)
		}