// does not repeat, but there are only 10 possible digits, so it should be
	// reasonably compressible.
	{"Digits", "../testdata/e.txt"},
	// Newton is Isaac Newtons's educational text on Opticks.
	{"Newton", "../../testdata/Isaac.Newton-Opticks.txt"},
}

func BenchmarkDecode(b *testing.B) {
	doBench(b, func(b *testing.B, buf0 []byte, level, n int) {
		b.ReportAllocs()
		b.StopTimer()
		b.SetBytes(int64(n))

		}
	}
}

func TestLargeXXHash(t *testing.T) {
	if testing.Short() {
		t.Skip("skipping expensive test in short mode")
	}

	data, err := os.ReadFile("../../testdata/Isaac.Newton-Opticks.txt")
	if err != nil {
		t.Fatal(err)
	}

	var xh xxhash64
	xh.reset()
	i := 0
	for i < len(data) {
		// Write varying amounts to test buffering.
		c := i%4094 + 1
		if i+c > len(data) {

	if n, err := r.Read(nil); n != 0 || err != nil {
		t.Errorf("Read(nil) = (%d, %v), want (0, nil)", n, err)
	}
}

var (
	digits = mustLoadFile("testdata/e.txt.bz2")
	newton = mustLoadFile("testdata/Isaac.Newton-Opticks.txt.bz2")
	random = mustLoadFile("testdata/random.data.bz2")
)

func benchmarkDecode(b *testing.B, compressed []byte) {
	// Determine the uncompressed size of testfile.

	if types.Contains(madmin.MetricsCPU) {
		m.Aggregated.CPU = &madmin.CPUMetrics{
			CollectedAt: UTCNow(),
		}
		cm, err := c.Times(false)
		if err != nil {
			m.Errors = append(m.Errors, fmt.Sprintf("%s: %v (cpuTimes)", byHostName, err.Error()))
		} else {
			// not collecting per-cpu stats, so there will be only one element
			if len(cm) == 1 {
				m.Aggregated.CPU.TimesStat = &cm[0]
			} else {

)

// bigData returns the contents of our large test file repeated multiple times.
func bigData(t testing.TB) []byte {
	bigDataOnce.Do(func() {
		bigDataBytes, bigDataErr = os.ReadFile("../../testdata/Isaac.Newton-Opticks.txt")
		if bigDataErr == nil {
			bigDataBytes = bytes.Repeat(bigDataBytes, 20)
		}
	})
	if bigDataErr != nil {
		t.Fatal(bigDataErr)
	}
	return bigDataBytes
}