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 {

	if i.Unquoted != nil {
		return *i.Unquoted
	}
	return string(*i.Quoted)
}

func (o *ObjectKey) String() string {
	if o.Lit != nil {
		return fmt.Sprintf("['%s']", string(*o.Lit))
	}
	return fmt.Sprintf(".%s", o.ID.String())
}

func (o *ObjectKey) keyString() string {
	if o.Lit != nil {
		return string(*o.Lit)
	}
	return o.ID.String()
}

// getLastKeypathComponent checks if the given expression is a path

		defer func() {
			if debugPrint {
				fmt.Printf("grid: Handler returning from: %v %v\n", req.Method, req.URL)
			}
			if r := recover(); r != nil {
				debug.PrintStack()
				err := fmt.Errorf("grid: panic: %v\n", r)
				gridLogIf(context.Background(), err, err.Error())
				w.WriteHeader(http.StatusInternalServerError)
			}
		}()
		if debugPrint {
			fmt.Printf("grid: Got a %s request for: %v\n", req.Method, req.URL)

		if target.updateStmt, err = target.db.Prepare(fmt.Sprintf(psqlUpdateRow, target.args.Table)); err != nil {
			return err
		}
		// delete statement
		if target.deleteStmt, err = target.db.Prepare(fmt.Sprintf(psqlDeleteRow, target.args.Table)); err != nil {
			return err
		}
	case event.AccessFormat:
		// insert statement
		if target.insertStmt, err = target.db.Prepare(fmt.Sprintf(psqlInsertRow, target.args.Table)); err != nil {

	setIndexes = make([][]uint64, len(totalSizes))
	for _, totalSize := range totalSizes {
		// Check if totalSize has minimum range upto setSize
		if totalSize < setSizes[0] || totalSize < setDriveCount {
			msg := fmt.Sprintf("Incorrect number of endpoints provided %s", args)
			return nil, config.ErrInvalidNumberOfErasureEndpoints(nil).Msg(msg)
		}
	}

	commonSize := getDivisibleSize(totalSizes)

				"BETWEEN_1024_B_AND_64_KB": 1,
				"BETWEEN_64_KB_AND_256_KB": 1,
				"BETWEEN_1024B_AND_1_MB":   2,
				"BETWEEN_10_MB_AND_64_MB":  1,
			},
		},
	}
	for i, test := range tests {
		t.Run(fmt.Sprintf("Test-%d", i), func(t *testing.T) {
			var h sizeHistogram
			for _, sz := range test.sizes {
				h.add(sz)
			}
			got := h.toMap()
			exp := test.want
			// what is in exp is in got
			for k := range exp {

	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)
		}
	}

	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,
	}

			NumericRegexp: nil,
			Vars:          []interface{}{"jinzhu", 1, 999.99, true, []byte("12345"), tt, &tt, nil, "w@g.\"com", myrole, pwd, js, es},