t.Skip("skipping in short mode")
	}
	buf := new(strings.Builder)
	w := NewWriter(buf)
	const nFiles = (1 << 16) + 42
	for i := 0; i < nFiles; i++ {
		_, err := w.CreateHeader(&FileHeader{
			Name:   fmt.Sprintf("%d.dat", i),
			Method: Store, // Deflate is too slow when it is compiled with -race flag
		})
		if err != nil {
			t.Fatalf("creating file %d: %v", i, err)
		}
	}
	if err := w.Close(); err != nil {

func TestLRUWithPurgeEnforcedBySize(t *testing.T) {
	lc := lru.NewLRU[string, string](10, nil, time.Hour)

	for i := 0; i < 100; i++ {
		i := i
		lc.Add(fmt.Sprintf("key%d", i), fmt.Sprintf("val%d", i))
		v, ok := lc.Get(fmt.Sprintf("key%d", i))
		if v != fmt.Sprintf("val%d", i) {
			t.Fatalf("value differs from expected")
		}
		if !ok {
			t.Fatalf("should be true")
		}
		if lc.Len() > 20 {

	for i := 0; i < 10_000; i++ {
		user := *GetUser(fmt.Sprintf("scan-%d", i), Config{})
		DB.Create(&user)
	}

	var u []User
	b.ResetTimer()
	for x := 0; x < b.N; x++ {
		DB.Raw("select * from users").Scan(&u)
	}
}

func BenchmarkScanSlicePointer(b *testing.B) {
	DB.Exec("delete from users")
	for i := 0; i < 10_000; i++ {
		user := *GetUser(fmt.Sprintf("scan-%d", i), Config{})
		DB.Create(&user)
	}

	Name      string
	Compress  bool
	Extension string
	ItemCount int
}

// String returns the filepath name
func (k Key) String() string {
	keyStr := k.Name
	if k.ItemCount > 1 {
		keyStr = fmt.Sprintf("%d:%s", k.ItemCount, k.Name)
	}
	return keyStr + k.Extension + func() string {
		if k.Compress {
			return compressExt
		}
		return ""
	}()
}

func getItemCount(k string) (count int, err error) {

	for i := 0; true; i++ {
		n1, e1 := io.ReadFull(r1, b1)
		n2, e2 := io.ReadFull(r2, b2)
		if n1 != n2 {
			return false, fmt.Sprintf("Read %d != %d bytes from the readers", n1, n2)
		}
		if !bytes.Equal(b1[:n1], b2[:n2]) {
			return false, fmt.Sprintf("After reading %d equal buffers (32Kib each), we got the following two strings:\n%v\n%v\n",
				i, b1, b2)
		}
		// Check if stream has ended

			t.Fatal("Expected to fail, but found success")
		}

		mp := []mountInfo{
			{"/dev/2", "/path/to/1/2", "type2", []string{"flags"}, "2", "2"},
		}
		msg := fmt.Sprintf("Cross-device mounts detected on path (/path/to/1) at following locations %s. Export path should not have any sub-mounts, refusing to start.", mp)
		if err.Error() != msg {
			t.Fatalf("Expected msg %s, got %s", msg, err)
		}
	}

			}

			corrupted := false
			if !multipart {
				md5sum := fmt.Sprintf("%x", partsMD5Sum[0])
				if md5sum != object.ETag {
					corrupted = true
				}
			} else {
				var totalMD5SumBytes []byte
				for _, sum := range partsMD5Sum {
					totalMD5SumBytes = append(totalMD5SumBytes, sum...)
				}
				s3MD5 := fmt.Sprintf("%x-%d", getMD5Sum(totalMD5SumBytes), parts)
				if s3MD5 != object.ETag {

	return &s3Error{
		code:       "BadTableName",
		message:    fmt.Sprintf("The table name is not supported: %v", err),
		statusCode: 400,
		cause:      err,
	}
}

func errDataSource(err error) *s3Error {
	return &s3Error{
		code:       "DataSourcePathUnsupported",
		message:    fmt.Sprintf("Data source: %v", err),
		statusCode: 400,
		cause:      err,
	}

func (u Err) Msgf(m string, args ...any) Err {
	e := u.Clone()
	if len(args) == 0 {
		e.msg = m
	} else {
		e.msg = fmt.Sprintf(m, args...)
	}
	return e
}

// Hint - Replace the current error's message
func (u Err) Hint(m string, args ...any) Err {
	e := u.Clone()
	e.hint = fmt.Sprintf(m, args...)
	return e
}

// ErrFn function wrapper
type ErrFn func(err error) Err

			if n != 10000 {
				panic(fmt.Sprintf("wlock(%d)\n", n))
			}
			for range 100 {
			}
			atomic.AddInt32(activity, -10000)
			rwm.Unlock(context.Background())
		}
	}
	cdone <- true
}

// Borrowed from rwmutex_test.go
func hammerRWMutex(t *testing.T, gomaxprocs, numReaders, numIterations int) {
	t.Run(fmt.Sprintf("%d-%d-%d", gomaxprocs, numReaders, numIterations), func(t *testing.T) {