func TestIsReqAuthenticated(t *testing.T) {
	ctx, cancel := context.WithCancel(GlobalContext)
	defer cancel()

	objLayer, fsDir, err := prepareFS(ctx)
	if err != nil {
		t.Fatal(err)
	}
	defer os.RemoveAll(fsDir)
	if err = newTestConfig(globalMinioDefaultRegion, objLayer); err != nil {
		t.Fatalf("unable initialize config file, %s", err)
	}

	initAllSubsystems(ctx)

	if err != nil {
		return err
	}

	// Truncate entries.
	if uint64(len(files)) > store.entryLimit {
		files = files[:store.entryLimit]
	}

	for _, file := range files {
		if file.IsDir() {
			continue
		}
		key := strings.TrimSuffix(file.Name(), store.fileExt)
		if fi, err := file.Info(); err == nil {
			store.entries[key] = fi.ModTime().UnixNano()
		}
	}

	return nil
}

			if returned {
				// past limit
				continue
			}
			mu.Lock()
			returned = done
			mu.Unlock()
			if returned {
				resCh = nil
				continue
			}
			if !o.IncludeDirectories && (entry.isDir() || (!o.Versioned && entry.isObjectDir() && entry.isLatestDeletemarker())) {
				continue
			}
			if o.Marker != "" && entry.name < o.Marker {
				continue
			}
			if !strings.HasPrefix(entry.name, o.Prefix) {

}

// Input/output error
func isSysErrIO(err error) bool {
	return errors.Is(err, syscall.EIO)
}

// Check if the given error corresponds to EISDIR (is a directory).
func isSysErrIsDir(err error) bool {
	return errors.Is(err, syscall.EISDIR)
}

// Check if the given error corresponds to ENOTDIR (is not a directory).
func isSysErrNotDir(err error) bool {
	return errors.Is(err, syscall.ENOTDIR)
}

// Tests validate bucket LocationConstraint.
func TestIsValidLocationConstraint(t *testing.T) {
	ctx, cancel := context.WithCancel(context.Background())
	defer cancel()

	obj, fsDir, err := prepareFS(ctx)
	if err != nil {
		t.Fatal(err)
	}
	defer os.RemoveAll(fsDir)
	if err = newTestConfig(globalMinioDefaultRegion, obj); err != nil {
		t.Fatal(err)
	}

	// Corrupted XML
	malformedReq := &http.Request{

		}
	}
}

func TestDoesPresignedSignatureMatch(t *testing.T) {
	ctx, cancel := context.WithCancel(context.Background())
	defer cancel()

	obj, fsDir, err := prepareFS(ctx)
	if err != nil {
		t.Fatal(err)
	}
	defer os.RemoveAll(fsDir)
	if err = newTestConfig(globalMinioDefaultRegion, obj); err != nil {
		t.Fatal(err)
	}

	// sha256 hash of "payload"

		healEntry := func(bucket string, entry metaCacheEntry) {
			defer jt.Give()

			if entry.name == "" && len(entry.metadata) == 0 {
				// ignore entries that don't have metadata.
				return
			}
			if entry.isDir() {
				// ignore healing entry.name's with `/` suffix.
				return
			}

			// We might land at .metacache, .trash, .multipart
			// no need to heal them skip, only when bucket
			// is '.minio.sys'

)

func TestCheckValid(t *testing.T) {
	ctx, cancel := context.WithCancel(context.Background())
	defer cancel()

	objLayer, fsDir, err := prepareFS(ctx)
	if err != nil {
		t.Fatal(err)
	}
	defer os.RemoveAll(fsDir)
	if err = newTestConfig(globalMinioDefaultRegion, objLayer); err != nil {
		t.Fatalf("unable initialize config file, %s", err)
	}

	initAllSubsystems(ctx)

	mode    os.FileMode
	modTime time.Time
	isDir   bool
	sys     interface{}
}

func (f dummyFileInfo) Name() string       { return f.name }
func (f dummyFileInfo) Size() int64        { return f.size }
func (f dummyFileInfo) Mode() os.FileMode  { return f.mode }
func (f dummyFileInfo) ModTime() time.Time { return f.modTime }
func (f dummyFileInfo) IsDir() bool        { return f.isDir }

					custom := make(map[string]string)
					defer stopFn(custom)

					if f.dataUsageScannerDebug {
						console.Debugf(healObjectsPrefix+" resolved to: %v, dir: %v\n", entry.name, entry.isDir())
					}

					if entry.isDir() {
						return
					}

					// We got an entry which we should be able to heal.
					fiv, err := entry.fileInfoVersions(bucket)
					if err != nil {