err     error // stateful error
	closer  func()
	creator func() error
}

// newMetacacheReader creates a new cache reader.
// Nothing will be read from the stream yet.
func newMetacacheReader(r io.Reader) *metacacheReader {
	dec := s2DecPool.Get().(*s2.Reader)
	dec.Reset(r)
	mr := msgpNewReader(dec)
	return &metacacheReader{
		mr: mr,
		closer: func() {
			dec.Reset(nil)
			s2DecPool.Put(dec)

		fn(t, func() {
			resetCompressEncryption()
			enableCompression(t, false, []string{"*"}, []string{"*"})
		}, MakeBucketOptions{
			VersioningEnabled: true,
		})
	})

	t.Run("encrypted", func(t *testing.T) {
		fn(t, func() {
			resetCompressEncryption()
			enableEncryption(t)
		}, MakeBucketOptions{})
	})
	t.Run("encrypted+versioned", func(t *testing.T) {
		fn(t, func() {

}

// Del - Deletes an entry from the store.
func (store *QueueStore[_]) Del(key Key) error {
	store.Lock()
	defer store.Unlock()
	return store.del(key)
}

// Len returns the entry count.
func (store *QueueStore[_]) Len() int {
	store.RLock()
	l := len(store.entries)
	defer store.RUnlock()
	return l
}

// lockless call
func (store *QueueStore[_]) del(key Key) error {

type WaitGroup struct {
	count int32
	done  chan struct{}
}

func NewWaitGroup() *WaitGroup {
	return &WaitGroup{
		done: make(chan struct{}),
	}
}

func NewWaitForNCalls(t *testing.T, n int32) (*WaitGroup, func()) {
	wg := &WaitGroup{
		done: make(chan struct{}),
	}

	wg.Add(n)
	return wg, func() {
		select {
		case <-wg.C():
			return
		case <-time.After(time.Second):

type Forwarder struct {
	RoundTripper http.RoundTripper
	PassHost     bool
	Logger       func(error)
	ErrorHandler func(http.ResponseWriter, *http.Request, error)

	// internal variables
	rewriter *headerRewriter
}

// NewForwarder creates an instance of Forwarder based on the provided list of configuration options
func NewForwarder(f *Forwarder) *Forwarder {
	f.rewriter = &headerRewriter{}
	if f.RoundTripper == nil {

// Call the returned function to disable logging.
func (t *testLogger) SetErrorTB(tb testing.TB) func() {
	return t.setTB(tb, errorMessage)
}

// SetFatalTB will set the logger to output to tb.Panic.
// Call the returned function to disable logging.
func (t *testLogger) SetFatalTB(tb testing.TB) func() {
	return t.setTB(tb, fatalMessage)
}

func (t *testLogger) setTB(tb testing.TB, action int32) func() {
	old := t.action.Swap(action)

//
// /////////////////////////////////////////////////////////////////////
func errExpressionTooLong(err error) *s3Error {
	return &s3Error{
		code:       "ExpressionTooLong",
		message:    "The SQL expression is too long: The maximum byte-length for the SQL expression is 256 KB.",
		statusCode: 400,
		cause:      err,
	}
}

func errColumnTooLong(err error) *s3Error {
	return &s3Error{
		code:       "ColumnTooLong",

func (ct ColumnType) ScanType() reflect.Type {
	if ct.ScanTypeValue != nil {
		return ct.ScanTypeValue
	}
	return ct.SQLColumnType.ScanType()
}

// Comment returns the comment of current column.
func (ct ColumnType) Comment() (value string, ok bool) {
	return ct.CommentValue.String, ct.CommentValue.Valid
}

// DefaultValue returns the default value of current column.

	"strings"

	"github.com/minio/minio-go/v7/pkg/s3utils"
)

// Checks on CopyObject arguments, bucket and object.
func checkCopyObjArgs(ctx context.Context, bucket, object string) error {
	return checkBucketAndObjectNames(ctx, bucket, object)
}

// Checks on GetObject arguments, bucket and object.
func checkGetObjArgs(ctx context.Context, bucket, object string) error {
	return checkBucketAndObjectNames(ctx, bucket, object)
}

		t.Fatal(err)
	}
	if len(left) > 0 {
		t.Errorf("%d bytes left over after Skip(): %q", len(left), left)
	}
}

func BenchmarkMarshalMsgnsScannerOptions(b *testing.B) {
	v := nsScannerOptions{}
	b.ReportAllocs()
	b.ResetTimer()
	for i := 0; i < b.N; i++ {
		v.MarshalMsg(nil)
	}
}

func BenchmarkAppendMsgnsScannerOptions(b *testing.B) {
	v := nsScannerOptions{}
	bts := make([]byte, 0, v.Msgsize())