"testing"
	"time"

	"gorm.io/gorm/internal/lru"
)

func TestLRU_Add_ExistingKey_UpdatesValueAndExpiresAt(t *testing.T) {
	lru := lru.NewLRU[string, int](10, nil, time.Hour)
	lru.Add("key1", 1)
	lru.Add("key1", 2)

	if value, ok := lru.Get("key1"); !ok || value != 2 {
		t.Errorf("Expected value to be updated to 2, got %v", value)
	}
}

func TestLRU_Add_NewKey_AddsEntry(t *testing.T) {

			}
		}
	}

	prefix := opts.FilterPrefix
	var scanDir func(path string) error

	scanDir = func(current string) error {
		if contextCanceled(ctx) {
			return ctx.Err()
		}
		if opts.Limit > 0 && objsReturned >= opts.Limit {
			return nil
		}

		// Skip forward, if requested...
		sb := bytebufferpool.Get()
		defer func() {
			sb.Reset()
			bytebufferpool.Put(sb)
		}()

type ReaderArgs struct {
	unmarshaled bool
}

// IsEmpty - returns whether reader args is empty or not.
func (args *ReaderArgs) IsEmpty() bool {
	return !args.unmarshaled
}

// UnmarshalXML - decodes XML data.
func (args *ReaderArgs) UnmarshalXML(d *xml.Decoder, start xml.StartElement) error {
	// Make subtype to avoid recursive UnmarshalXML().
	type subReaderArgs ReaderArgs

// and as such incurred latencies.
var Discard io.Writer = discard{}

// discard is /dev/null for Golang.
type discard struct{}

func (discard) Write(p []byte) (int, error) {
	return len(p), nil
}

// DiscardReader discarded reader
func DiscardReader(r io.Reader) {
	Copy(Discard, r)

}

func (w *Walker) emitFunc(f *types.Func) {
	sig := f.Signature()
	if sig.Recv() != nil {
		panic("method considered a regular function: " + f.String())
	}
	if w.isDeprecated(f) {
		w.emitf("func %s //deprecated", f.Name())
	}
	w.emitf("func %s%s", f.Name(), w.signatureString(sig))
}

func (w *Walker) emitMethod(m *types.Selection) {

// Code generated by "stringer -type=rebalanceMetric -trimprefix=rebalanceMetric erasure-server-pool-rebalance.go"; DO NOT EDIT.

package cmd

import "strconv"

func _() {
	// An "invalid array index" compiler error signifies that the constant values have changed.
	// Re-run the stringer command to generate them again.
	var x [1]struct{}
	_ = x[rebalanceMetricRebalanceBuckets-0]
	_ = x[rebalanceMetricRebalanceBucket-1]

			)
			item.applyActions(t.Context(), objAPI, test.objInfos, test.lr, &sizeS, func(oi ObjectInfo, sz, _ int64, _ *sizeSummary) {
				if sz != 0 {
					gots = append(gots, oi)
				}
			})

			if len(gots) != len(test.wants) {
				t.Fatalf("Expected %d objects but got %d", len(test.wants), len(gots))
			}
			if slices.CompareFunc(gots, test.wants, func(g, w ObjectInfo) int {
				if g.VersionID == w.VersionID {
					return 0

// enabled reports whether the input is enabled by an ifdef, or is at the top level.
func (in *Input) enabled() bool {
	return len(in.ifdefStack) == 0 || in.ifdefStack[len(in.ifdefStack)-1]
}

func (in *Input) expectNewline(directive string) {
	tok := in.Stack.Next()
	if tok != '\n' {
		in.expectText("expected newline after", directive)
	}
}

func (in *Input) Next() ScanToken {
	if in.peek {
		in.peek = false

	}
}

func TestDeletedAtUnMarshal(t *testing.T) {
	expected := &gorm.Model{}
	b, _ := json.Marshal(expected)

	result := &gorm.Model{}
	_ = json.Unmarshal(b, result)
	if result.DeletedAt != expected.DeletedAt {
		t.Errorf("Failed, result.DeletedAt: %v is not same as expected.DeletedAt: %v", result.DeletedAt, expected.DeletedAt)
	}
}

func TestDeletedAtOneOr(t *testing.T) {

func ContainsReservedChars(s string) bool {
	return strings.ContainsAny(s, reservedChars)
}

// IsAccessKeyValid - validate access key for right length.
func IsAccessKeyValid(accessKey string) bool {
	return len(accessKey) >= accessKeyMinLen
}

// IsSecretKeyValid - validate secret key for right length.
func IsSecretKeyValid(secretKey string) bool {