// modification time plus the number of transition/restore days.
//
//	e.g. If the object modtime is `Thu May 21 13:42:50 GMT 2020` and the object should
//	    transition in 1 day, then the expected transition time is `Fri, 23 May 2020 00:00:00 GMT`
func ExpectedExpiryTime(modTime time.Time, days int) time.Time {
	if days == 0 {
		return modTime
	}
	t := modTime.UTC().Add(time.Duration(days+1) * 24 * time.Hour)
	return t.Truncate(24 * time.Hour)

			objectName:     "foxdir/fooobject",
			objectModTime:  time.Now().UTC().Add(-10 * 24 * time.Hour), // Created 10 days ago
			expectedAction: NoneAction,
		},
		// Should remove (test Days)
		{
			inputConfig:    `<LifecycleConfiguration><Rule><Filter><Prefix>foodir/</Prefix></Filter><Status>Enabled</Status><Expiration><Days>5</Days></Expiration></Rule></LifecycleConfiguration>`,

				<Expiration>
					<Days>365</Days>
				</Expiration>
                            <Status>Enabled</Status>
	                    </Rule>`,
			expectedErr: errXMLNotWellFormed,
		},
		{
			inputXML: `<Rule>
				<ID>Rule with a tag and DelMarkerExpiration</ID>
				<Filter><Tag><Key>k1</Key><Value>v1</Value></Tag></Filter>
				<DelMarkerExpiration>
					<Days>365</Days>
				</DelMarkerExpiration>

	errLifecycleInvalidDays         = Errorf("Days must be positive integer when used with Expiration")
	errLifecycleInvalidExpiration   = Errorf("Exactly one of Days (positive integer) or Date (positive ISO 8601 format) should be present inside Expiration.")
	errLifecycleInvalidDeleteMarker = Errorf("Delete marker cannot be specified with Days or Date in a Lifecycle Expiration Policy")

)

func TestDelMarkerExpParseAndValidate(t *testing.T) {
	tests := []struct {
		xml string
		err error
	}{
		{
			xml: `<DelMarkerExpiration> <Days> 1 </Days> </DelMarkerExpiration>`,
			err: nil,
		},
		{
			xml: `<DelMarkerExpiration> <Days> -1 </Days> </DelMarkerExpiration>`,
			err: errInvalidDaysDelMarkerExpiration,
		},
	}

	for i, test := range tests {

	NoncurrentDays          ExpirationDays `xml:"NoncurrentDays,omitempty"`
	NewerNoncurrentVersions int            `xml:"NewerNoncurrentVersions,omitempty"`
	set                     bool
}

// MarshalXML if non-current days not set to non zero value
func (n NoncurrentVersionExpiration) MarshalXML(e *xml.Encoder, start xml.StartElement) error {
	if n.IsNull() {
		return nil
	}
	type noncurrentVersionExpirationWrapper NoncurrentVersionExpiration

					sampleTimeStr,
					"us-west-1",
					"s3",
					"aws4_request"),
				// valid "X-Amz-Date" query.
				"X-Amz-Date", queryTime.UTC().Format(iso8601Format),
				// Invalid Expiry time greater than 7 days (604800 in seconds).
				"X-Amz-Expires", getDurationStr(605000),
				"X-Amz-Signature", "abcd",
				"X-Amz-SignedHeaders", "host;x-amz-content-sha256;x-amz-date",
			},
			expectedPreSignValues: preSignValues{},

			inputXML: `<Expiration>
                                    <Days>3</Days>
                                    <Date>2019-04-20T00:00:00Z</Date>
                                    </Expiration>`,
			expectedErr: errLifecycleInvalidExpiration,
		},
		{ // Expiration with both ExpiredObjectDeleteMarker and days
			inputXML: `<Expiration>
                                    <Days>3</Days>

	}{
		{
			input: `<Transition>
			<Days>0</Days>
			<StorageClass>S3TIER-1</StorageClass>
		  </Transition>`,
			err: nil,
		},
		{
			input: `<Transition>
			<Days>1</Days>
			<Date>2021-01-01T00:00:00Z</Date>
			<StorageClass>S3TIER-1</StorageClass>
		  </Transition>`,
			err: errTransitionInvalid,
		},
		{
			input: `<Transition>
			<Days>1</Days>
		  </Transition>`,
			err: errXMLNotWellFormed,

	arn := r.URL.Query().Get("arn")
	resetID := r.URL.Query().Get("reset-id")
	if resetID == "" {
		resetID = mustGetUUID()
	}
	var (
		days time.Duration
		err  error
	)
	if durationStr != "" {
		days, err = time.ParseDuration(durationStr)
		if err != nil {
			writeErrorResponse(ctx, w, toAPIError(ctx, InvalidArgument{
				Bucket: bucket,