func TestFixFormatV3(t *testing.T) {
	erasureDirs, err := getRandomDisks(8)
	if err != nil {
		t.Fatal(err)
	}
	for _, erasureDir := range erasureDirs {
		defer os.RemoveAll(erasureDir)
	}
	endpoints := mustGetNewEndpoints(0, 8, erasureDirs...)

	storageDisks, errs := initStorageDisksWithErrors(endpoints, storageOpts{cleanUp: false, healthCheck: false})
	for _, err := range errs {
		if err != nil && err != errDiskNotFound {

		// and successfully returns initialized object layer.
		disk := filepath.Join(globalTestTmpDir, "minio-"+nextSuffix())
		erasureDisks = append(erasureDisks, disk)
		defer os.RemoveAll(disk)
	}

	endpoints := mustGetNewEndpoints(0, 16, erasureDisks...)
	_, _, err := waitForFormatErasure(true, endpoints, 1, 0, 16, "")
	if err != errInvalidArgument {
		t.Fatalf("Expecting error, got %s", err)
	}

		drivesPerSet = 16
		setCount = len(args) / 16
	}
	endpoints := mustGetNewEndpoints(poolIdx, drivesPerSet, args...)
	return []PoolEndpoints{{
		SetCount:     setCount,
		DrivesPerSet: drivesPerSet,
		Endpoints:    endpoints,
		CmdLine:      strings.Join(args, " "),
	}}
}

func mustGetNewEndpoints(poolIdx int, drivesPerSet int, args ...string) (endpoints Endpoints) {