name: NAME # match object names that satisfy the wildcard expression.
      olderThan: 70h # match objects older than this value
      createdBefore: "2006-01-02T15:04:05.00Z" # match objects created before "date"
      tags:
        - key: name
          value: pick* # match objects with tag 'name', all values starting with 'pick'
      metadata:
        - key: content-type

	utcLoc, _ := time.LoadLocation("")
	testCases := []struct {
		t      time.Time
		tag    string
		errStr string
	}{
		{
			time.Date(2017, time.September, 29, 19, 16, 56, 0, utcLoc),
			"RELEASE.2017-09-29T19-16-56Z", "",
		},
		{
			time.Date(2017, time.August, 5, 0, 0, 53, 0, utcLoc),
			"RELEASE.2017-08-05T00-00-53Z", "",
		},
		{
			time.Now().UTC(), "2017-09-29T19:16:56Z",

	return strings.HasPrefix(r.URL.Path, kmsPathPrefix)
}

// Supported Amz date headers.
var amzDateHeaders = []string{
	// Do not change this order, x-amz-date value should be
	// validated first.
	"x-amz-date",
	"date",
}

// parseAmzDateHeader - parses supported amz date headers, in
// supported amz date formats.
func parseAmzDateHeader(req *http.Request) (time.Time, APIErrorCode) {

			},
			expected: ObjectRetention{Mode: RetGovernance},
		},
		{
			metadata: map[string]string{
				"x-amz-object-lock-retain-until-date": "2020-02-01",
			},
			expected: ObjectRetention{RetainUntilDate: RetentionDate{time.Date(2020, 2, 1, 12, 0, 0, 0, time.UTC)}},
		},
	}

	for i, tt := range tests {
		o := GetObjectRetentionMeta(tt.metadata)
		if o.Mode != tt.expected.Mode {

}

// DateAddFunc represents the DATE_ADD function
type DateAddFunc struct {
	DatePart  string       `parser:" \"DATE_ADD\" \"(\" @( \"YEAR\":Timeword | \"MONTH\":Timeword | \"DAY\":Timeword | \"HOUR\":Timeword | \"MINUTE\":Timeword | \"SECOND\":Timeword ) \",\""`
	Quantity  *Operand     `parser:" @@ \",\""`
	Timestamp *PrimaryTerm `parser:" @@ \")\""`
}

// DateDiffFunc represents the DATE_DIFF function
type DateDiffFunc struct {

	// create
	user := &User{Name: "foo", Age: 20}
	user.CreatedAt = date
	user.UpdatedAt = date
	sql = DB.ToSQL(func(tx *gorm.DB) *gorm.DB {
		return tx.Model(&User{}).Create(user)
	})

	if !fh.Modified.IsZero() {
		// Contrary to the FileHeader.SetModTime method, we intentionally
		// do not convert to UTC, because we assume the user intends to encode
		// the date using the specified timezone. A user may want this control
		// because many legacy ZIP readers interpret the timestamp according
		// to the local timezone.
		//

//
//   # optional flags based filtering criteria
//   # for source objects
//   flags:
//     filter:
//       newerThan: "7d"
//       olderThan: "7d"
//       createdAfter: "date"
//       createdBefore: "date"
//       tags:
//         - key: "name"
//           value: "value*"
//       metadata:
//         - key: "content-type"
//           value: "image/*"
//     notify:

	if err != nil {
		t.Fatal(err)
	}

const (
	// Conditionals
	sqlFnCoalesce FuncName = "COALESCE"
	sqlFnNullIf   FuncName = "NULLIF"

	// Conversion
	sqlFnCast FuncName = "CAST"

	// Date and time
	sqlFnDateAdd     FuncName = "DATE_ADD"
	sqlFnDateDiff    FuncName = "DATE_DIFF"
	sqlFnExtract     FuncName = "EXTRACT"
	sqlFnToString    FuncName = "TO_STRING"
	sqlFnToTimestamp FuncName = "TO_TIMESTAMP"
	sqlFnUTCNow      FuncName = "UTCNOW"