},
		{bucketName: "a", objName: "obj", PartID: 1, expectedError: fmt.Errorf("%s", "Bucket name invalid: a")},
		// Test case - 5.
		// Case with invalid object names.
		{bucketName: bucket, PartID: 1, expectedError: fmt.Errorf("%s", "Object name invalid: minio-bucket/")},
		// Test case - 6.
		// Valid object and bucket names but non-existent bucket.

		expectedErr error
	}{
		// TestXLStorage case - 1.
		// A valid case, volume creation is expected to succeed.
		{
			volName:     "success-vol",
			expectedErr: nil,
		},
		// TestXLStorage case - 2.
		// Case where a file exists by the name of the volume to be created.
		{
			volName:     "vol-as-file",
			expectedErr: errVolumeExists,
		},
		// TestXLStorage case - 3.
		{
			volName:     "existing-vol",

				}
			}
			// Since there are cases for which ListObjects fails, this is
			// necessary. Test passes as expected, but the output values
			// are verified for correctness here.
			if err == nil && testCase.shouldPass {
				// The length of the expected ListObjectsResult.Objects
				// should match in both expected result from test cases
				// and in the output. On failure calling t.Fatalf,

	case BucketAlreadyExists:
		apiErr = ErrBucketAlreadyExists
	case BucketExists:
		apiErr = ErrBucketAlreadyOwnedByYou
	case ObjectNotFound:
		apiErr = ErrNoSuchKey
	case MethodNotAllowed:
		apiErr = ErrMethodNotAllowed
	case ObjectLocked:
		apiErr = ErrObjectLocked
	case InvalidVersionID:
		apiErr = ErrInvalidVersionID
	case VersionNotFound:
		apiErr = ErrNoSuchVersion
	case ObjectAlreadyExists:

   *
   * // Falling back to a zero counter in case an exception happens when
   * // processing the RPC to fetch counters.
   * ListenableFuture<Integer> faultTolerantFuture = Futures.catching(
   *     fetchCounterFuture, FetchException.class, x -> 0, directExecutor());
   * }
   *
   * <p>When selecting an executor, note that {@code directExecutor} is dangerous in some cases. See

      switch (c) {
        case '\t':
        case '\n':
        case '\013':
        case '\f':
        case '\r':
        case ' ':
        case '\u0085':
        case '\u1680':
        case '\u2028':
        case '\u2029':
        case '\u205f':
        case '\u3000':
          return true;
        case '\u2007':
          return false;
        default:

				ok = etag != "" && etag == fi.Metadata["etag"]
			}
			if ok {
				continue
			}
		} // in all other cases metadata is corrupt, do not read from it.

		onlineMeta[i] = FileInfo{}
		onlineDisks[i] = nil
	}

	select {
	case mrfCheck <- fi.ShallowCopy():
	case <-ctx.Done():
		return fi, onlineMeta, onlineDisks, toObjectErr(ctx.Err(), bucket, object)
	}

			}
		}
		for {
			select {
			case <-ctx.Done():
				return
			case v := <-updateCloser:
				update()
				xioutil.SafeClose(v)
				return
			case <-updateTicker.C:
				update()
			}
		}
	}()

	wg.Wait()
	ch := make(chan struct{})
	select {
	case updateCloser <- ch:
		<-ch
	case <-ctx.Done():
		mu.Lock()
		if firstErr == nil {

	toFn := func(name string) (func([]byte, string) []byte, func([]byte, []byte) []byte) {
		switch name {
		case "Trim":
			return Trim, nil
		case "TrimLeft":
			return TrimLeft, nil
		case "TrimRight":
			return TrimRight, nil
		case "TrimPrefix":
			return nil, TrimPrefix
		case "TrimSuffix":
			return nil, TrimSuffix
		default:
			t.Errorf("Undefined trim function %s", name)

			return
		}
		switch msgp.UnsafeString(field) {
		case "ReplicatedSize":
			z.ReplicatedSize, err = dc.ReadInt64()
			if err != nil {
				err = msgp.WrapError(err, "ReplicatedSize")
				return
			}
		case "ReplicaSize":
			z.ReplicaSize, err = dc.ReadInt64()
			if err != nil {
				err = msgp.WrapError(err, "ReplicaSize")
				return
			}
		case "FailStats":
			err = z.FailStats.DecodeMsg(dc)
			if err != nil {