if err == nil {
		t.Fatal("Expected error but found nil")
	}
	if err.Error() != "Bucket not found: bucket1" {
		t.Errorf("%s: Expected the error msg to be `%s`, but instead found `%s`", instanceType, "Bucket not found: bucket1", err.Error())
	}
}

// Wrapper for calling testBucketRecreateFails for both Erasure and FS.

	atomic.AddInt32(&s.scanning, 1)
	defer atomic.AddInt32(&s.scanning, -1)

	var err error
	stopFn := globalScannerMetrics.log(scannerMetricScanBucketDrive, s.drivePath, cache.Info.Name)
	defer func() {
		res := make(map[string]string)
		if err != nil {
			res["err"] = err.Error()
		}
		stopFn(res)
	}()

			if testCase.expectedError.Error() != actualErr.Error() {
				t.Errorf("Test %d: %s: Expected to fail with error \"%s\", but instead failed with error \"%s\" instead.", i+1, instanceType, testCase.expectedError.Error(), actualErr.Error())
			}
		}
		// Test passes as expected, but the output values are verified for correctness here.
		if actualErr == nil && testCase.shouldPass {

package cmd

import (
	"context"
	"errors"
	"fmt"

	etcd "go.etcd.io/etcd/client/v3"
)

var errEtcdUnreachable = errors.New("etcd is unreachable, please check your endpoints")

func etcdErrToErr(err error, etcdEndpoints []string) error {
	if err == nil {
		return nil
	}
	switch err {
	case context.DeadlineExceeded:
		return fmt.Errorf("%w %s", errEtcdUnreachable, etcdEndpoints)
	default:

type concErr struct {
	errMap     map[string]error
	summaryErr error
}

func (c concErr) Error() string {
	if c.summaryErr != nil {
		return c.summaryErr.Error()
	}
	return "<nil>"
}

func (c concErr) Unwrap() error {
	return c.summaryErr
}

func (c *SiteReplicationSys) toErrorFromErrMap(errMap map[string]error, actionName string) error {
	if len(errMap) == 0 {
		return nil

			case errFileNotFound.Error():
				fallthrough
			case errVolumeNotFound.Error():
				fallthrough
			case errFileVersionNotFound.Error():
				continue
			}
		}
		return false
	}
	return len(errs) > 0
}

// isAllBucketsNotFound will return true if all the errors are either errFileNotFound
// or errFileCorrupt
// A 0 length slice will always return false.
func isAllBucketsNotFound(errs []error) bool {

					return entries, nil
				}
			} else {
				err = fmt.Errorf("invalid pool/set")
				o.pool, o.set = 0, 0
			}
		}
		if IsErr(err, []error{
			nil,
			context.Canceled,
			context.DeadlineExceeded,
			// io.EOF is expected and should be returned but no need to log it.
			io.EOF,
		}...) {
			// Expected good errors we don't need to return error.
			return entries, err
		}
		entries.truncate(0)

	saveIAMConfig(ctx context.Context, item interface{}, path string, opts ...options) error
	loadIAMConfig(ctx context.Context, item interface{}, path string) error
	deleteIAMConfig(ctx context.Context, path string) error
	savePolicyDoc(ctx context.Context, policyName string, p PolicyDoc) error
	saveMappedPolicy(ctx context.Context, name string, userType IAMUserType, isGroup bool, mp MappedPolicy, opts ...options) error

// The returned channel should be closed when done.
// Any error is reported when closing the metacacheWriter.
func (w *metacacheWriter) stream() (chan<- metaCacheEntry, error) {
	if w.creator != nil {
		err := w.creator()
		w.creator = nil
		if err != nil {
			return nil, fmt.Errorf("metacacheWriter: unable to create writer: %w", err)
		}
		if w.mw == nil {
			return nil, errors.New("metacacheWriter: writer not initialized")
		}
	}

		}
	}

	if connErr != nil {
		if connErr.Error() == nats.ErrNoServers.Error() {
			return false, store.ErrNotConnected
		}
		return false, connErr
	}

	if target.natsConn != nil && target.args.JetStream.Enable {
		target.jstream, connErr = target.natsConn.JetStream()
		if connErr != nil {
			if connErr.Error() == nats.ErrNoServers.Error() {
				return false, store.ErrNotConnected
			}