package cmd

import (
	"context"
	"fmt"
	"io"
	"math/rand"
	"sync"
	"time"

	"github.com/minio/pkg/v3/sync/errgroup"
)

func (er erasureObjects) getOnlineDisks() (newDisks []StorageAPI) {
	disks := er.getDisks()
	var wg sync.WaitGroup
	var mu sync.Mutex
	r := rand.New(rand.NewSource(time.Now().UnixNano()))
	for _, i := range r.Perm(len(disks)) {
		i := i
		wg.Add(1)

import (
	"encoding/binary"
	"fmt"
	"internal/race"
	"internal/testenv"
	"math"
	"math/rand"
	"os"
	. "runtime"
	"slices"
	"strings"
	"testing"
	"unsafe"
)

func TestMemHash32Equality(t *testing.T) {
	if *UseAeshash {
		t.Skip("skipping since AES hash implementation is used")
	}
	var b [4]byte
	r := rand.New(rand.NewSource(1234))
	seed := uintptr(r.Uint64())
	for i := 0; i < 100; i++ {
		randBytes(r, b[:])

}

type unweightedLeastRequest struct {
	*weightedConnections
	r *rand.Rand
}

// nolint: gosec
// Test only code
func newUnweightedLeastRequest(conn *weightedConnections) network.Connection {
	return &unweightedLeastRequest{
		weightedConnections: conn,
		r:                   rand.New(rand.NewSource(time.Now().UnixNano())),
	}
}

// weighted towards high, low, and edge values.
func (Scalar) Generate(rand *mathrand.Rand, size int) reflect.Value {
	var s [32]byte
	diceRoll := rand.Intn(100)
	switch {
	case diceRoll == 0:
	case diceRoll == 1:
		s = scOneBytes
	case diceRoll == 2:
		s = scalarMinusOneBytes
	case diceRoll < 5:
		// Generate a low scalar in [0, 2^125).
		rand.Read(s[:16])
		s[15] &= (1 << 5) - 1
	case diceRoll < 10:

data/huffman-pi.wb.expect-noinput", "src/compress/flate/testdata/huffman-rand-1k.dyn.expect", "src/compress/flate/testdata/huffman-rand-1k.dyn.expect-noinput", "src/compress/flate/testdata/huffman-rand-1k.golden", "src/compress/flate/testdata/huffman-rand-1k.in", "src/compress/flate/testdata/huffman-rand-1k.wb.expect", "src/compress/flate/testdata/huffman-rand-1k.wb.expect-noinput", "src/compress/flate/testdata/huffman-rand-limit.dyn.expect", "src/compress/flate/testdata/huffman-rand-limit.dyn.expect-noinput",...

	}
	t.Parallel()

	nRunes := sys.ExecArgLengthLimit + 100
	rBuffer := make([]rune, nRunes)
	buf := bytes.NewBuffer([]byte(string(rBuffer)))

	seed := time.Now().UnixNano()
	t.Logf("rand seed: %v", seed)
	rng := rand.New(rand.NewSource(seed))

	for i := 0; i < 50; i++ {
		// Generate a random string of runes.
		buf.Reset()
		for buf.Len() < sys.ExecArgLengthLimit+1 {
			var r rune
			for {

			return &testResponse{
				OrgNum:    req.Num,
				OrgString: req.String,
				Embedded:  *req,
			}, nil
		}))
		errFatal(err)
	}
	const payloadSize = 512
	rng := rand.New(rand.NewSource(time.Now().UnixNano()))
	payload := make([]byte, payloadSize)
	_, err = rng.Read(payload)
	errFatal(err)

	// Wait for all to connect
	// Parallel writes per server.
	b.Run("bytes", func(b *testing.B) {

	s.l[0] = s.l[0] // ERROR "self-assignment of s.l.0. to s.l.0."

	// Bail on any potential side effects to avoid false positives
	s.l[num()] = s.l[num()]
	rng := rand.New(rand.NewSource(0))
	s.l[rng.Intn(len(s.l))] = s.l[rng.Intn(len(s.l))]
	s.l[<-ch] = s.l[<-ch]
}

	for i := 0; i < *roundtrip.FuzzIters; i++ {
		for _, version := range []schema.GroupVersion{{Group: "", Version: runtime.APIVersionInternal}, {Group: "", Version: "v1"}} {
			f := fuzzer.FuzzerFor(FuzzerFuncs, rand.NewSource(rand.Int63()), legacyscheme.Codecs)
			for kind := range legacyscheme.Scheme.KnownTypes(version) {
				doDeepCopyTest(t, version.WithKind(kind), f)
			}
		}
	}
}

// along with this program.  If not, see <http://www.gnu.org/licenses/>.

package dsync

import (
	"math/rand"
	"sync"
)

// lockedRandSource provides protected rand source, implements rand.Source interface.
type lockedRandSource struct {
	lk  sync.Mutex
	src rand.Source
}

// Int63 returns a non-negative pseudo-random 63-bit integer as an int64.
func (r *lockedRandSource) Int63() (n int64) {