func TestListBucketsHandler(t *testing.T) {
	ExecObjectLayerAPITest(ExecObjectLayerAPITestArgs{t: t, objAPITest: testListBucketsHandler, endpoints: []string{"ListBuckets"}})
}

// testListBucketsHandler - Tests validate listing of buckets.
func testListBucketsHandler(obj ObjectLayer, instanceType, bucketName string, apiRouter http.Handler,
	credentials auth.Credentials, t *testing.T,

			writeErrorResponseJSON(ctx, w, toAPIError(ctx, err), r.URL)
			return
		}
		buckets = append(buckets, BucketInfo{Name: bucket})
	} else {
		buckets, err = objectAPI.ListBuckets(ctx, BucketOptions{})
		if err != nil {
			writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
			return
		}
	}

	// Initialize a zip writer which will provide a zipped content

		}
		globalNotificationSys.ReloadPoolMeta(ctx)
	}
	return nil
}

func (z *erasureServerPools) getBucketsToDecommission(ctx context.Context) ([]decomBucketInfo, error) {
	buckets, err := z.ListBuckets(ctx, BucketOptions{})
	if err != nil {
		return nil, err
	}

	decomBuckets := make([]decomBucketInfo, len(buckets))
	for i := range buckets {
		decomBuckets[i] = decomBucketInfo{

	// operation
	api := objectAPIHandlers{
		ObjectAPI: func() ObjectLayer {
			return globalObjectAPI
		},
	}

	// Register ListBuckets	handler.
	apiRouter.Methods(http.MethodGet).HandlerFunc(api.ListBucketsHandler)
	// Register all bucket level handlers.
	registerBucketLevelFunc(bucketRouter, api, apiFunctions...)
}

	})
	if err != nil {
		c.Fatalf("Err creating user admin client: %v", err)
	}
	userAdmClient.SetCustomTransport(s.TestSuiteCommon.client.Transport)

	time.Sleep(2 * time.Second) // wait for listbuckets cache to be invalidated

	accInfo, err := userAdmClient.AccountInfo(ctx, madmin.AccountOpts{})
	if err != nil {
		c.Fatalf("root user STS should be able to get account info: %v", err)
	}

				Created: dnsRecords[0].CreationDate,
			})
		}
		sort.Slice(buckets, func(i, j int) bool {
			return buckets[i].Name < buckets[j].Name
		})
	} else {
		buckets, err = objectAPI.ListBuckets(ctx, BucketOptions{Cached: true})
		if err != nil {
			writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
			return
		}
	}

	accountName := cred.AccessKey

func TestGetHistogramMetrics_BucketCount(t *testing.T) {
	histBuckets := []float64{0.05, 0.1, 0.25, 0.5, 0.75}
	labels := []string{"GetObject", "PutObject", "CopyObject", "CompleteMultipartUpload"}
	ttfbHist := prometheus.NewHistogramVec(
		prometheus.HistogramOpts{
			Name:    "s3_ttfb_seconds",
			Help:    "Time taken by requests served by current MinIO server instance",
			Buckets: histBuckets,
		},
		[]string{"api"},
	)

        ],
        "Effect": "Allow",
        "Sid": ""
     }, 
     {
      "Effect": "Allow",
      "Action": [
       "s3:GetReplicationConfiguration",
       "s3:PutReplicationConfiguration",
       "s3:ListBucket",
       "s3:ListBucketMultipartUploads",
       "s3:GetBucketLocation",
       "s3:GetBucketVersioning"
      ],
      "Resource": [
       "arn:aws:s3:::bucket"
      ]
     }
    ]
   }
EOF

```
{
  "Version": "2012-10-17",
  "Statement": [
	{
	  "Action": ["s3:ListBucket"],
	  "Effect": "Allow",
	  "Resource": ["arn:aws:s3:::mybucket"],
	  "Condition": {"StringLike": {"s3:prefix": ["${aws:username}/*"]}}
	},
	{
	  "Action": [
		"s3:GetObject",
		"s3:PutObject"
	  ],

			// the error Amazon S3 returns depends on
			// whether you also have the s3:ListBucket
			// permission.
			// * If you have the s3:ListBucket permission
			//   on the bucket, Amazon S3 will return an
			//   HTTP status code 404 ("no such key")
			//   error.
			// * if you don’t have the s3:ListBucket
			//   permission, Amazon S3 will return an HTTP
			//   status code 403 ("access denied") error.`