Active    *bool
}

type (
	mytime time.Time
	myint  int
	mybool = bool
)

type AdvancedDataTypeUser struct {
	ID           sql.NullInt64
	Name         *sql.NullString
	Birthday     sql.NullTime
	RegisteredAt mytime
	DeletedAt    *mytime
	Active       mybool
	Admin        *mybool
}

type BaseModel struct {
	ID        uint
	CreatedAt time.Time
	CreatedBy *int

		name          = "advanced_data_type_valuer_and_setter"
		deletedAt     = mytime(time.Now())
		isAdmin       = mybool(false)
		user          = AdvancedDataTypeUser{
			ID:           sql.NullInt64{Int64: 10, Valid: true},
			Name:         &sql.NullString{String: name, Valid: true},
			Birthday:     sql.NullTime{Time: time.Now(), Valid: true},
			RegisteredAt: mytime(time.Now()),
			DeletedAt:    &deletedAt,
			Active:       mybool(true),

	return false
}

// returns true if object was modified after givenTime.
func ifModifiedSince(objTime time.Time, givenTime time.Time) bool {
	// The Date-Modified header truncates sub-second precision, so
	// use mtime < t+1s instead of mtime <= t to check for unmodified.
	return !objTime.Before(givenTime.Add(1 * time.Second))
}

// canonicalizeETag returns ETag with leading and trailing double-quotes removed,
// if any present

				"mtime": "1350244992.023960108",
				"atime": "1350244992.023960108",
				"ctime": "1350244992.023960108",
			},
			Format: FormatPAX,
		}, {
			Name:       "a/b",
			Mode:       0777,
			Uid:        1000,
			Gid:        1000,
			Uname:      "shane",
			Gname:      "shane",
			Size:       0,
			ModTime:    time.Unix(1350266320, 910238425),
			ChangeTime: time.Unix(1350266320, 910238425),

            // Calculate relative timing differences
            double maxTime = Math.max(Math.max(timeStart, timeMiddle), timeEnd);
            double minTime = Math.min(Math.min(timeStart, timeMiddle), timeEnd);
            double timingRatio = (maxTime - minTime) / maxTime;

            // Timing differences should be minimal (within tolerance)
            assertTrue(timingRatio < TIMING_TOLERANCE,

		}
	}

	modTime = UTCNow() // We only preserve modTime if dstOpts.MTime is true.
	// in all other cases mtime is latest.

	fi.VersionID = versionID // set any new versionID we might have created
	fi.ModTime = modTime     // set modTime for the new versionID
	if !dstOpts.MTime.IsZero() {
		modTime = dstOpts.MTime
		fi.ModTime = dstOpts.MTime
	}
	// check inline before overwriting metadata.

func (fi *FileInfo) AddObjectPart(partNumber int, partETag string, partSize, actualSize int64, modTime time.Time, idx []byte, checksums map[string]string) {
	partInfo := ObjectPartInfo{
		Number:     partNumber,
		ETag:       partETag,
		Size:       partSize,
		ActualSize: actualSize,
		ModTime:    modTime,
		Index:      idx,
		Checksums:  checksums,
	}

	// Update part info if it already exists.

			if modTime.IsZero() {
				wait := deleteMultipartCleanupSleeper.Timer(ctx)
				fi, err := disk.ReadVersion(ctx, "", minioMetaMultipartBucket, uploadIDPath, "", ReadOptions{})
				if err != nil {
					return nil
				}
				modTime = fi.ModTime
				wait()
			}
			if time.Since(modTime) < globalAPIConfig.getStaleUploadsExpiry() {
				return nil
			}

		}
		if tagTmStr, ok := lkMap.Lookup(ReservedMetadataPrefixLower + TaggingTimestamp); ok {
			ondiskTimestamp, err := time.Parse(time.RFC3339, tagTmStr)
			if err == nil {
				dstOpts.Internal.TaggingTimestamp = ondiskTimestamp
			}
		}
		if retTmStr, ok := lkMap.Lookup(ReservedMetadataPrefixLower + ObjectLockRetentionTimestamp); ok {
			ondiskTimestamp, err := time.Parse(time.RFC3339, retTmStr)

	// Set retain until date 12 hours into the future
	objRetentionMeta[strings.ToLower(xhttp.AmzObjectLockRetainUntilDate)] = amztime.ISO8601Format(now.Add(12 * time.Hour))
	/*
		objInfos:
		version stack for obj-1
		v5 uuid-5 modTime
		v4 uuid-4 modTime -1m
		v3 uuid-3 modTime -2m
		v2 uuid-2 modTime -3m
		v1 uuid-1 modTime -4m
	*/
	for i := range 5 {
		fivs[i] = FileInfo{
			Volume:      bucket,
			Name:        obj,