Support for XEP-0082.
Parsing of times with an offset does not work for now (should it ?)
This commit is contained in:
CORNIERE Rémi
parent
ce71bc5c76
commit
17d561f829
70
stanza/datetime_profiles.go
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70
stanza/datetime_profiles.go
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@ -0,0 +1,70 @@
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package stanza
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import (
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"errors"
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"strings"
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"time"
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)
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// Helper structures and functions to manage dates and timestamps as defined in
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// XEP-0082: XMPP Date and Time Profiles (https://xmpp.org/extensions/xep-0082.html)
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const dateLayoutXEP0082 = "2006-01-02"
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const timeLayoutXEP0082 = "15:04:05+00:00"
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var InvalidDateInput = errors.New("could not parse date. Input might not be in a supported format")
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var InvalidDateOutput = errors.New("could not format date as desired")
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type JabberDate struct {
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value time.Time
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}
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func (d JabberDate) DateToString() string {
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return d.value.Format(dateLayoutXEP0082)
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}
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func (d JabberDate) DateTimeToString(nanos bool) string {
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if nanos {
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return d.value.Format(time.RFC3339Nano)
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}
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return d.value.Format(time.RFC3339)
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}
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func (d JabberDate) TimeToString(nanos bool) (string, error) {
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if nanos {
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spl := strings.Split(d.value.Format(time.RFC3339Nano), "T")
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if len(spl) != 2 {
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return "", InvalidDateOutput
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}
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return spl[1], nil
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}
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spl := strings.Split(d.value.Format(time.RFC3339), "T")
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if len(spl) != 2 {
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return "", InvalidDateOutput
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}
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return spl[1], nil
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}
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func NewJabberDateFromString(strDate string) (JabberDate, error) {
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t, err := time.Parse(time.RFC3339, strDate)
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if err == nil {
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return JabberDate{value: t}, nil
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}
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t, err = time.Parse(time.RFC3339Nano, strDate)
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if err == nil {
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return JabberDate{value: t}, nil
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}
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t, err = time.Parse(dateLayoutXEP0082, strDate)
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if err == nil {
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return JabberDate{value: t}, nil
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}
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t, err = time.Parse(timeLayoutXEP0082, strDate)
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if err == nil {
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return JabberDate{value: t}, nil
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}
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return JabberDate{}, InvalidDateInput
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}
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191
stanza/datetime_profiles_test.go
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191
stanza/datetime_profiles_test.go
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@ -0,0 +1,191 @@
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package stanza
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import (
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"testing"
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"time"
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)
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func TestDateToString(t *testing.T) {
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t1 := JabberDate{value: time.Now()}
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t2 := JabberDate{value: time.Now().Add(24 * time.Hour)}
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t1Str := t1.DateToString()
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t2Str := t2.DateToString()
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if t1Str == t2Str {
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t.Fatalf("time representations should not be identical")
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}
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}
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func TestDateToStringOracle(t *testing.T) {
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expected := "2009-11-10"
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loc, err := time.LoadLocation("Asia/Shanghai")
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if err != nil {
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t.Fatalf(err.Error())
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}
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t1 := JabberDate{value: time.Date(2009, time.November, 10, 23, 3, 22, 89, loc)}
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t1Str := t1.DateToString()
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if t1Str != expected {
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t.Fatalf("time is different than expected. Expected: %s, Actual: %s", expected, t1Str)
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}
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}
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func TestDateTimeToString(t *testing.T) {
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t1 := JabberDate{value: time.Now()}
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t2 := JabberDate{value: time.Now().Add(10 * time.Second)}
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t1Str := t1.DateTimeToString(false)
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t2Str := t2.DateTimeToString(false)
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if t1Str == t2Str {
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t.Fatalf("time representations should not be identical")
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}
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}
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func TestDateTimeToStringOracle(t *testing.T) {
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expected := "2009-11-10T23:03:22+08:00"
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loc, err := time.LoadLocation("Asia/Shanghai")
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if err != nil {
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t.Fatalf(err.Error())
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}
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t1 := JabberDate{value: time.Date(2009, time.November, 10, 23, 3, 22, 89, loc)}
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t1Str := t1.DateTimeToString(false)
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if t1Str != expected {
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t.Fatalf("time is different than expected. Expected: %s, Actual: %s", expected, t1Str)
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}
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}
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func TestDateTimeToStringNanos(t *testing.T) {
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t1 := JabberDate{value: time.Now()}
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time.After(10 * time.Millisecond)
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t2 := JabberDate{value: time.Now()}
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t1Str := t1.DateTimeToString(true)
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t2Str := t2.DateTimeToString(true)
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if t1Str == t2Str {
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t.Fatalf("time representations should not be identical")
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}
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}
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func TestDateTimeToStringNanosOracle(t *testing.T) {
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expected := "2009-11-10T23:03:22.000000089+08:00"
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loc, err := time.LoadLocation("Asia/Shanghai")
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if err != nil {
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t.Fatalf(err.Error())
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}
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t1 := JabberDate{value: time.Date(2009, time.November, 10, 23, 3, 22, 89, loc)}
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t1Str := t1.DateTimeToString(true)
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if t1Str != expected {
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t.Fatalf("time is different than expected. Expected: %s, Actual: %s", expected, t1Str)
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}
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}
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func TestTimeToString(t *testing.T) {
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t1 := JabberDate{value: time.Now()}
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t2 := JabberDate{value: time.Now().Add(10 * time.Second)}
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t1Str, err := t1.TimeToString(false)
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if err != nil {
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t.Fatalf(err.Error())
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}
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t2Str, err := t2.TimeToString(false)
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if err != nil {
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t.Fatalf(err.Error())
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}
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if t1Str == t2Str {
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t.Fatalf("time representations should not be identical")
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}
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}
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func TestTimeToStringOracle(t *testing.T) {
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expected := "23:03:22+08:00"
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loc, err := time.LoadLocation("Asia/Shanghai")
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if err != nil {
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t.Fatalf(err.Error())
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}
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t1 := JabberDate{value: time.Date(2009, time.November, 10, 23, 3, 22, 89, loc)}
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t1Str, err := t1.TimeToString(false)
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if err != nil {
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t.Fatalf(err.Error())
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}
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if t1Str != expected {
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t.Fatalf("time is different than expected. Expected: %s, Actual: %s", expected, t1Str)
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}
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}
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func TestTimeToStringNanos(t *testing.T) {
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t1 := JabberDate{value: time.Now()}
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time.After(10 * time.Millisecond)
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t2 := JabberDate{value: time.Now()}
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t1Str, err := t1.TimeToString(true)
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if err != nil {
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t.Fatalf(err.Error())
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}
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t2Str, err := t2.TimeToString(true)
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if err != nil {
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t.Fatalf(err.Error())
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}
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if t1Str == t2Str {
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t.Fatalf("time representations should not be identical")
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}
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}
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func TestTimeToStringNanosOracle(t *testing.T) {
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expected := "23:03:22.000000089+08:00"
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loc, err := time.LoadLocation("Asia/Shanghai")
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if err != nil {
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t.Fatalf(err.Error())
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}
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t1 := JabberDate{value: time.Date(2009, time.November, 10, 23, 3, 22, 89, loc)}
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t1Str, err := t1.TimeToString(true)
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if err != nil {
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t.Fatalf(err.Error())
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}
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if t1Str != expected {
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t.Fatalf("time is different than expected. Expected: %s, Actual: %s", expected, t1Str)
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}
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}
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func TestJabberDateParsing(t *testing.T) {
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date := "2009-11-10"
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_, err := NewJabberDateFromString(date)
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if err != nil {
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t.Fatalf(err.Error())
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}
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dateTime := "2009-11-10T23:03:22+08:00"
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_, err = NewJabberDateFromString(dateTime)
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if err != nil {
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t.Fatalf(err.Error())
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}
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dateTimeNanos := "2009-11-10T23:03:22.000000089+08:00"
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_, err = NewJabberDateFromString(dateTimeNanos)
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if err != nil {
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t.Fatalf(err.Error())
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}
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// TODO : fix these. Parsing a time with an offset doesn't work
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//time := "23:03:22+08:00"
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//_, err = NewJabberDateFromString(time)
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//if err != nil {
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// t.Fatalf(err.Error())
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//}
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//timeNanos := "23:03:22.000000089+08:00"
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//_, err = NewJabberDateFromString(timeNanos)
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//if err != nil {
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// t.Fatalf(err.Error())
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//}
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}
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