Files
photoprism/internal/entity/photo_datetime_test.go
2025-10-02 14:50:02 +02:00

419 lines
17 KiB
Go

package entity
import (
"testing"
"time"
"github.com/stretchr/testify/assert"
"github.com/photoprism/photoprism/pkg/time/tz"
)
func TestPhoto_TrustedTime(t *testing.T) {
t.Run("MissingTakenAt", func(t *testing.T) {
m := Photo{ID: 1, TakenAt: time.Time{}, TakenAtLocal: Now(), TakenSrc: SrcMeta, TimeZone: "Europe/Berlin"}
assert.False(t, m.TrustedTime())
})
t.Run("MissingTakenAtLocal", func(t *testing.T) {
m := Photo{ID: 1, TakenAt: Now(), TakenAtLocal: time.Time{}, TakenSrc: SrcMeta, TimeZone: "Europe/Berlin"}
assert.False(t, m.TrustedTime())
})
t.Run("MissingTimeZone", func(t *testing.T) {
n := Now()
m := Photo{ID: 1, TakenAt: n, TakenAtLocal: n, TakenSrc: SrcMeta, TimeZone: tz.Local}
assert.False(t, m.TrustedTime())
})
t.Run("SrcAuto", func(t *testing.T) {
n := Now()
m := Photo{ID: 1, TakenAt: n, TakenAtLocal: n, TakenSrc: SrcAuto, TimeZone: "Europe/Berlin"}
assert.False(t, m.TrustedTime())
})
t.Run("SrcEstimate", func(t *testing.T) {
n := Now()
m := Photo{ID: 1, TakenAt: n, TakenAtLocal: n, TakenSrc: SrcEstimate, TimeZone: "Europe/Berlin"}
assert.False(t, m.TrustedTime())
})
t.Run("SrcMeta", func(t *testing.T) {
n := Now()
m := Photo{ID: 1, TakenAt: n, TakenAtLocal: n, TakenSrc: SrcMeta, TimeZone: "Europe/Berlin"}
assert.True(t, m.TrustedTime())
})
}
func TestPhoto_SetTakenAt(t *testing.T) {
t.Run("Empty", func(t *testing.T) {
m := PhotoFixtures.Get("Photo15")
assert.Equal(t, time.Date(2013, 11, 11, 9, 7, 18, 0, time.UTC), m.TakenAt)
m.SetTakenAt(time.Time{}, time.Time{}, "", SrcManual)
assert.Equal(t, time.Date(2013, 11, 11, 9, 7, 18, 0, time.UTC), m.TakenAt)
})
t.Run("LowerSourcePriority", func(t *testing.T) {
m := PhotoFixtures.Get("Photo15")
assert.Equal(t, time.Date(2013, 11, 11, 9, 7, 18, 0, time.UTC), m.TakenAt)
m.SetTakenAt(time.Date(2019, 12, 11, 9, 7, 18, 0, time.UTC),
time.Date(2019, 12, 11, 9, 7, 18, 0, time.UTC), "", SrcAuto)
assert.Equal(t, time.Date(2013, 11, 11, 9, 7, 18, 0, time.UTC), m.TakenAt)
})
t.Run("FromName", func(t *testing.T) {
m := PhotoFixtures.Get("Photo15")
m.TimeZone = tz.Local
m.TakenSrc = SrcAuto
m.PlaceSrc = SrcAuto
assert.Equal(t, time.Date(2013, 11, 11, 9, 7, 18, 0, time.UTC), m.TakenAt)
assert.Equal(t, time.Date(2013, 11, 11, 9, 7, 18, 0, time.UTC), m.TakenAtLocal)
assert.Equal(t, "Local", m.TimeZone)
assert.Equal(t, SrcAuto, m.TakenSrc)
m.SetTakenAt(time.Date(2011, 12, 11, 9, 7, 18, 0, time.UTC),
time.Date(2019, 11, 11, 10, 7, 18, 0, time.UTC), "America/New_York", SrcName)
assert.Equal(t, "America/New_York", m.TimeZone)
assert.Equal(t, SrcName, m.TakenSrc)
assert.Equal(t, time.Date(2019, 11, 11, 15, 7, 18, 0, time.UTC), m.TakenAt)
assert.Equal(t, time.Date(2019, 11, 11, 10, 7, 18, 0, time.UTC), m.TakenAtLocal)
m.PlaceSrc = SrcMeta
m.SetTakenAt(time.Date(2011, 12, 11, 9, 7, 18, 0, time.UTC),
time.Date(2019, 11, 11, 10, 7, 18, 0, time.UTC), "America/New_York", SrcName)
assert.Equal(t, "Europe/Berlin", m.TimeZone)
assert.Equal(t, SrcName, m.TakenSrc)
})
t.Run("Success", func(t *testing.T) {
m := PhotoFixtures.Get("Photo15")
assert.Equal(t, time.Date(2013, 11, 11, 9, 7, 18, 0, time.UTC), m.TakenAt)
assert.Equal(t, time.Date(2013, 11, 11, 9, 7, 18, 0, time.UTC), m.TakenAtLocal)
m.SetTakenAt(time.Date(2019, 12, 11, 9, 7, 18, 0, time.UTC),
time.Date(2019, 12, 11, 10, 7, 18, 0, time.UTC), "", SrcMeta)
assert.Equal(t, "Europe/Berlin", m.TimeZone)
assert.Equal(t, time.Date(2019, 12, 11, 9, 7, 18, 0, time.UTC), m.TakenAt)
assert.Equal(t, time.Date(2019, 12, 11, 10, 7, 18, 0, time.UTC), m.TakenAtLocal)
})
t.Run("Fallback", func(t *testing.T) {
m := PhotoFixtures.Get("Photo15")
assert.Equal(t, time.Date(2013, time.November, 11, 9, 7, 18, 0, time.UTC), m.TakenAt)
assert.Equal(t, time.Date(2013, time.November, 11, 9, 7, 18, 0, time.UTC), m.TakenAtLocal)
t.Logf("SRC, ZONE, UTC, LOCAL: %s / %s / %s /%s", m.TakenSrc, m.TimeZone, m.TakenAt, m.TakenAtLocal)
m.SetTakenAt(time.Date(2019, time.December, 11, 9, 7, 18, 0, time.UTC),
time.Date(2019, time.December, 11, 10, 7, 18, 0, time.UTC), "", SrcAuto)
t.Logf("SRC, ZONE, UTC, LOCAL: %s / %s / %s /%s", m.TakenSrc, m.TimeZone, m.TakenAt, m.TakenAtLocal)
assert.Equal(t, time.Date(2013, time.November, 11, 9, 7, 18, 0, time.UTC), m.TakenAt)
assert.Equal(t, time.Date(2013, time.November, 11, 9, 7, 18, 0, time.UTC), m.TakenAtLocal)
utcTime := time.Date(2013, time.November, 11, 8, 7, 18, 0, time.UTC)
localTime := time.Date(2013, time.November, 11, 9, 7, 18, 0, time.UTC)
m.TimeZone = "Europe/Berlin"
m.SetTakenAt(utcTime, localTime, "", SrcName)
assert.Equal(t, m.TimeZone, m.TimeZone)
assert.Equal(t, utcTime, m.TakenAt)
assert.Equal(t, m.GetTakenAt(), m.TakenAt)
assert.Equal(t, localTime, m.TakenAtLocal)
assert.Equal(t, m.GetTakenAtLocal(), m.TakenAtLocal)
})
t.Run("TimeZone", func(t *testing.T) {
m := PhotoFixtures.Get("Photo15")
timeZone := "Europe/Berlin"
loc := tz.Find(timeZone)
utcTime := time.Date(2013, 11, 11, 9, 7, 18, 0, loc)
localTime := utcTime
m.SetTakenAt(utcTime, localTime, timeZone, SrcName)
assert.Equal(t, timeZone, m.TimeZone)
assert.Equal(t, utcTime.UTC(), m.TakenAt)
assert.Equal(t, localTime, m.TakenAtLocal)
})
t.Run("InvalidYear", func(t *testing.T) {
m := PhotoFixtures.Get("Photo15")
assert.Equal(t, time.Date(2013, 11, 11, 9, 7, 18, 0, time.UTC), m.TakenAt)
assert.Equal(t, time.Date(2013, 11, 11, 9, 7, 18, 0, time.UTC), m.TakenAtLocal)
m.SetTakenAt(time.Date(2123, 12, 11, 9, 7, 18, 0, time.UTC),
time.Date(2123, 12, 11, 10, 7, 18, 0, time.UTC), "", SrcManual)
assert.Equal(t, time.Date(2013, 11, 11, 9, 7, 18, 0, time.UTC), m.TakenAt)
assert.Equal(t, time.Date(2013, 11, 11, 9, 7, 18, 0, time.UTC), m.TakenAtLocal)
})
t.Run("LocalIsZero", func(t *testing.T) {
m := PhotoFixtures.Get("Photo15")
assert.Equal(t, time.Date(2013, 11, 11, 9, 7, 18, 0, time.UTC), m.TakenAt)
assert.Equal(t, time.Date(2013, 11, 11, 9, 7, 18, 0, time.UTC), m.TakenAtLocal)
m.SetTakenAt(time.Date(2019, 12, 11, 9, 7, 18, 0, time.UTC),
time.Time{}, "test", SrcXmp)
assert.Equal(t, time.Date(2019, 12, 11, 9, 7, 18, 0, time.UTC), m.TakenAt)
assert.Equal(t, time.Date(2019, 12, 11, 9, 7, 18, 0, time.UTC), m.TakenAtLocal)
})
t.Run("Ignore", func(t *testing.T) {
photo := &Photo{TakenAt: time.Date(2013, 11, 11, 9, 7, 18, 0, time.UTC)}
photo.SetTakenAt(time.Date(2014, 12, 11, 9, 7, 18, 0, time.UTC),
time.Date(2014, 12, 11, 10, 7, 18, 0, time.UTC), "", SrcAuto)
assert.Equal(t, time.Date(2013, 11, 11, 9, 7, 18, 0, time.UTC), photo.TakenAt)
})
t.Run("SetFromUTC", func(t *testing.T) {
photo := &Photo{TakenAt: time.Date(2015, 11, 11, 9, 7, 18, 0, time.UTC), TimeZone: "Europe/Berlin"}
photo.SetTakenAt(time.Date(2014, 12, 11, 9, 7, 18, 0, time.UTC),
time.Date(2014, 12, 11, 10, 7, 18, 0, time.UTC), tz.UTC, SrcManual)
assert.Equal(t, "Europe/Berlin", photo.TimeZone)
assert.Equal(t, time.Date(2014, 12, 11, 9, 7, 18, 0, time.UTC), photo.TakenAt)
assert.Equal(t, time.Date(2014, 12, 11, 10, 07, 18, 0, time.UTC), photo.TakenAtLocal)
})
t.Run("SetUtc", func(t *testing.T) {
photo := &Photo{TakenAt: time.Date(2015, 11, 11, 9, 7, 18, 0, time.UTC), TimeZone: tz.UTC}
photo.SetTakenAt(time.Date(2014, 12, 11, 9, 7, 18, 0, time.UTC),
time.Date(2014, 12, 11, 10, 7, 18, 0, time.UTC), tz.UTC, SrcManual)
assert.Equal(t, tz.UTC, photo.TimeZone)
assert.Equal(t, time.Date(2014, 12, 11, 9, 7, 18, 0, time.UTC), photo.TakenAt)
assert.Equal(t, time.Date(2014, 12, 11, 9, 07, 18, 0, time.UTC), photo.TakenAtLocal)
})
t.Run("KeepUtc", func(t *testing.T) {
photo := &Photo{TakenAt: time.Date(2015, 11, 11, 9, 7, 18, 0, time.UTC), TimeZone: tz.UTC}
photo.SetTakenAt(time.Date(2014, 12, 11, 9, 7, 18, 0, time.UTC),
time.Date(2014, 12, 11, 10, 7, 18, 0, time.UTC), "", SrcManual)
assert.Equal(t, tz.UTC, photo.TimeZone)
assert.Equal(t, time.Date(2014, 12, 11, 9, 7, 18, 0, time.UTC), photo.TakenAt)
assert.Equal(t, time.Date(2014, 12, 11, 9, 7, 18, 0, time.UTC), photo.TakenAtLocal)
})
t.Run("NoTimeZone", func(t *testing.T) {
photo := &Photo{TakenAt: time.Date(2015, 11, 11, 9, 7, 18, 0, time.UTC), TimeZone: ""}
photo.SetTakenAt(time.Date(2014, 12, 11, 9, 7, 18, 0, time.UTC),
time.Date(2014, 12, 11, 10, 7, 18, 0, time.UTC), "", SrcMeta)
assert.Equal(t, tz.Local, photo.TimeZone)
assert.Equal(t, time.Date(2014, 12, 11, 9, 7, 18, 0, time.UTC), photo.TakenAt)
assert.Equal(t, time.Date(2014, 12, 11, 10, 7, 18, 0, time.UTC), photo.TakenAtLocal)
photo.SetTakenAt(time.Date(2014, 12, 11, 9, 7, 18, 0, time.UTC),
time.Date(2014, 12, 11, 10, 7, 18, 0, time.UTC), tz.Local, SrcMeta)
assert.Equal(t, tz.Local, photo.TimeZone)
assert.Equal(t, time.Date(2014, 12, 11, 9, 7, 18, 0, time.UTC), photo.TakenAt)
assert.Equal(t, time.Date(2014, 12, 11, 10, 7, 18, 0, time.UTC), photo.TakenAtLocal)
photo.SetTakenAt(time.Date(2014, 12, 11, 9, 7, 18, 0, time.UTC),
time.Date(2014, 12, 11, 10, 7, 18, 0, time.UTC), tz.UTC, SrcMeta)
assert.Equal(t, tz.UTC, photo.TimeZone)
assert.Equal(t, time.Date(2014, 12, 11, 9, 7, 18, 0, time.UTC), photo.TakenAt)
assert.Equal(t, time.Date(2014, 12, 11, 9, 7, 18, 0, time.UTC), photo.TakenAtLocal)
})
t.Run("UpdateTimezoneFromMetadata", func(t *testing.T) {
photo := &Photo{TakenAtLocal: time.Date(2014, 12, 11, 9, 7, 18, 0, time.UTC), TakenAt: time.Date(2014, 12, 11, 8, 7, 18, 0, time.UTC), TimeZone: "Europe/Berlin", TakenSrc: "meta"}
assert.Equal(t, "Europe/Berlin", photo.TimeZone)
photo.SetTakenAt(time.Date(2014, 12, 11, 9, 7, 18, 0, time.Local),
time.Date(2014, 12, 11, 9, 7, 18, 0, time.Local), "tz.Local", SrcMeta)
assert.Equal(t, "tz.Local", photo.TimeZone)
assert.Equal(t, time.Date(2014, 12, 11, 9, 7, 18, 0, time.UTC), photo.TakenAt)
assert.Equal(t, time.Date(2014, 12, 11, 9, 7, 18, 0, time.Local), photo.TakenAtLocal)
})
t.Run("KeepTimezoneIfLocationWasSetManuallyLocal", func(t *testing.T) {
photo := &Photo{TakenAtLocal: time.Date(2014, 12, 11, 9, 7, 18, 0, time.UTC), TakenAt: time.Date(2014, 12, 11, 8, 7, 18, 0, time.UTC), TimeZone: "Europe/Berlin", TakenSrc: "meta", PhotoLat: 52.48498888888889, PhotoLng: 13.190422222222223, PhotoCountry: "de", PlaceSrc: "manual"}
assert.Equal(t, "Europe/Berlin", photo.TimeZone)
photo.SetTakenAt(time.Date(2014, 12, 11, 9, 7, 18, 0, time.Local),
time.Date(2014, 12, 11, 9, 7, 18, 0, time.Local), "tz.Local", SrcMeta)
assert.Equal(t, "Europe/Berlin", photo.TimeZone)
assert.Equal(t, time.Date(2014, 12, 11, 8, 7, 18, 0, time.UTC), photo.TakenAt)
assert.Equal(t, time.Date(2014, 12, 11, 9, 7, 18, 0, time.Local), photo.TakenAtLocal)
})
t.Run("KeepTimezoneIfLocationWasSetManuallyUtc", func(t *testing.T) {
photo := &Photo{PhotoType: "video", TakenAtLocal: time.Date(2015, 05, 17, 19, 48, 22, 0, time.UTC), TakenAt: time.Date(2015, 05, 17, 17, 48, 22, 0, time.UTC), TimeZone: "Europe/Berlin", TakenSrc: "meta", PhotoLat: 52.48498888888889, PhotoLng: 13.190422222222223, PhotoCountry: "de", PlaceSrc: "manual"}
assert.Equal(t, "Europe/Berlin", photo.TimeZone)
photo.SetTakenAt(time.Date(2015, 05, 17, 17, 48, 22, 0, time.UTC),
time.Date(2015, 05, 17, 17, 48, 22, 0, time.UTC), tz.UTC, SrcMeta)
assert.Equal(t, "Europe/Berlin", photo.TimeZone)
assert.Equal(t, time.Date(2015, 05, 17, 17, 48, 22, 0, time.UTC), photo.TakenAt)
assert.Equal(t, time.Date(2015, 05, 17, 19, 48, 22, 0, time.UTC), photo.TakenAtLocal)
})
t.Run("KeepTimezoneIfLocationWasSetManually", func(t *testing.T) {
photo := &Photo{TakenAtLocal: time.Date(2014, 12, 11, 9, 7, 18, 0, time.UTC), TakenAt: time.Date(2014, 12, 11, 8, 7, 18, 0, time.UTC), TimeZone: "Europe/Berlin", TakenSrc: "meta", PhotoLat: 52.48498888888889, PhotoLng: 13.190422222222223, PhotoCountry: "de", PlaceSrc: "manual"}
assert.Equal(t, "Europe/Berlin", photo.TimeZone)
photo.SetTakenAt(time.Date(2014, 12, 11, 17, 7, 18, 0, time.UTC),
time.Date(2014, 12, 11, 9, 7, 18, 0, time.Local), "America/Los_Angeles", SrcMeta)
assert.Equal(t, "Europe/Berlin", photo.TimeZone)
assert.Equal(t, time.Date(2014, 12, 11, 8, 7, 18, 0, time.UTC), photo.TakenAt)
assert.Equal(t, time.Date(2014, 12, 11, 9, 7, 18, 0, time.Local), photo.TakenAtLocal)
})
t.Run("UpdateTimezoneIfLocationWasNotSetManually", func(t *testing.T) {
photo := &Photo{TakenAtLocal: time.Date(2014, 12, 11, 9, 7, 18, 0, time.Local), TakenAt: time.Date(2014, 12, 11, 8, 7, 18, 0, time.UTC), TimeZone: "Europe/Berlin", TakenSrc: "meta", PhotoLat: 52.48498888888889, PhotoLng: 13.190422222222223, PhotoCountry: "de", PlaceSrc: "meta"}
assert.Equal(t, "Europe/Berlin", photo.TimeZone)
photo.SetTakenAt(time.Date(2014, 12, 11, 17, 7, 18, 0, time.UTC),
time.Date(2014, 12, 11, 9, 7, 18, 0, time.Local), "America/Los_Angeles", SrcMeta)
assert.Equal(t, "America/Los_Angeles", photo.TimeZone)
assert.Equal(t, time.Date(2014, 12, 11, 17, 7, 18, 0, time.UTC), photo.TakenAt)
assert.Equal(t, time.Date(2014, 12, 11, 9, 7, 18, 0, time.Local), photo.TakenAtLocal)
})
}
func TestPhoto_UpdateTimeZone(t *testing.T) {
t.Run("PhotoTimeZone", func(t *testing.T) {
m := PhotoFixtures.Get("PhotoTimeZone")
takenLocal := time.Date(2015, time.May, 17, 23, 2, 46, 0, time.UTC)
takenJerusalemUtc := time.Date(2015, time.May, 17, 20, 2, 46, 0, time.UTC)
takenShanghaiUtc := time.Date(2015, time.May, 17, 15, 2, 46, 0, time.UTC)
assert.Equal(t, "Local", m.TimeZone)
assert.Equal(t, tz.Local, m.TimeZone)
assert.Equal(t, takenLocal, m.TakenAt)
assert.Equal(t, takenLocal, m.TakenAtLocal)
zone1 := "Asia/Jerusalem"
m.UpdateTimeZone(zone1)
assert.Equal(t, zone1, m.TimeZone)
assert.Equal(t, takenJerusalemUtc, m.TakenAt)
assert.Equal(t, takenLocal, m.TakenAtLocal)
m.UpdateTimeZone(zone1)
assert.Equal(t, zone1, m.TimeZone)
assert.Equal(t, takenJerusalemUtc, m.TakenAt)
assert.Equal(t, takenLocal, m.TakenAtLocal)
zone2 := "Asia/Shanghai"
m.UpdateTimeZone(zone2)
assert.Equal(t, zone2, m.TimeZone)
assert.Equal(t, takenShanghaiUtc, m.TakenAt)
assert.Equal(t, takenLocal, m.TakenAtLocal)
zone3 := "UTC"
m.UpdateTimeZone(zone3)
assert.Equal(t, zone2, m.TimeZone)
assert.Equal(t, takenShanghaiUtc, m.TakenAt)
assert.Equal(t, takenLocal, m.TakenAtLocal)
})
t.Run("VideoTimeZone", func(t *testing.T) {
m := PhotoFixtures.Get("VideoTimeZone")
takenUtc := time.Date(2015, 5, 17, 17, 48, 46, 0, time.UTC)
takenJerusalem := time.Date(2015, time.May, 17, 20, 48, 46, 0, time.UTC)
takenShanghaiUtc := time.Date(2015, time.May, 17, 12, 48, 46, 0, time.UTC)
assert.Equal(t, "UTC", m.TimeZone)
assert.Equal(t, takenUtc, m.TakenAt)
assert.Equal(t, takenUtc, m.TakenAtLocal)
zone1 := "Asia/Jerusalem"
m.UpdateTimeZone(zone1)
assert.Equal(t, zone1, m.TimeZone)
assert.Equal(t, takenUtc, m.TakenAt)
assert.Equal(t, takenJerusalem, m.TakenAtLocal)
m.UpdateTimeZone(zone1)
assert.Equal(t, zone1, m.TimeZone)
assert.Equal(t, takenUtc, m.TakenAt)
assert.Equal(t, takenJerusalem, m.TakenAtLocal)
zone2 := "Asia/Shanghai"
m.UpdateTimeZone(zone2)
assert.Equal(t, zone2, m.TimeZone)
assert.Equal(t, takenShanghaiUtc, m.TakenAt)
assert.Equal(t, takenJerusalem, m.TakenAtLocal)
zone3 := "UTC"
m.UpdateTimeZone(zone3)
assert.Equal(t, zone2, m.TimeZone)
assert.Equal(t, takenShanghaiUtc, m.TakenAt)
assert.Equal(t, takenJerusalem, m.TakenAtLocal)
})
t.Run("UTC", func(t *testing.T) {
m := PhotoFixtures.Get("Photo12")
m.TimeZone = "UTC"
zone := "Europe/Berlin"
takenAt := m.TakenAt
takenAtLocal := m.TakenAtLocal
assert.Equal(t, takenAt, m.TakenAt)
assert.Equal(t, takenAtLocal, m.TakenAtLocal)
m.UpdateTimeZone(zone)
assert.Equal(t, takenAt, m.TakenAt)
assert.Equal(t, m.GetTakenAtLocal(), m.TakenAtLocal)
})
t.Run("EuropeBerlin", func(t *testing.T) {
m := PhotoFixtures.Get("Photo12")
takenAt := m.TakenAt
takenAtLocal := m.TakenAtLocal
assert.Equal(t, "Local", m.TimeZone)
assert.Equal(t, takenAt, m.TakenAt)
assert.Equal(t, takenAtLocal, m.TakenAtLocal)
timeZone := "Europe/Berlin"
m.UpdateTimeZone(timeZone)
assert.Equal(t, timeZone, m.TimeZone)
assert.Equal(t, m.GetTakenAt(), m.TakenAt)
assert.Equal(t, takenAtLocal, m.TakenAtLocal)
assert.Equal(t, m.GetTakenAtLocal(), m.TakenAtLocal)
})
t.Run("AmericaNewYork", func(t *testing.T) {
m := PhotoFixtures.Get("Photo12")
m.TimeZone = "Europe/Berlin"
m.TakenAt = m.GetTakenAt()
zone := "America/New_York"
takenAt := m.TakenAt
takenAtLocal := m.TakenAtLocal
assert.Equal(t, takenAt, m.TakenAt)
assert.Equal(t, takenAtLocal, m.TakenAtLocal)
assert.Equal(t, "Europe/Berlin", m.TimeZone)
m.UpdateTimeZone(zone)
assert.Equal(t, m.GetTakenAt(), m.TakenAt)
assert.Equal(t, takenAtLocal, m.TakenAtLocal)
})
t.Run("Manual", func(t *testing.T) {
m := PhotoFixtures.Get("Photo12")
m.TimeZone = "Europe/Berlin"
m.TakenAt = m.GetTakenAt()
m.TakenSrc = SrcManual
zone := "America/New_York"
takenAt := m.TakenAt
takenAtLocal := m.TakenAtLocal
assert.Equal(t, takenAt, m.TakenAt)
assert.Equal(t, takenAtLocal, m.TakenAtLocal)
assert.Equal(t, "Europe/Berlin", m.TimeZone)
m.UpdateTimeZone(zone)
assert.Equal(t, takenAt, m.TakenAt)
assert.Equal(t, takenAtLocal, m.TakenAtLocal)
assert.Equal(t, "Europe/Berlin", m.TimeZone)
})
t.Run("ZoneEqualUtc", func(t *testing.T) {
photo := &Photo{TakenAt: time.Date(2015, 11, 11, 9, 7, 18, 0, time.UTC), TimeZone: "Europe/Berlin"}
photo.UpdateTimeZone("")
assert.Equal(t, time.Date(2015, 11, 11, 9, 7, 18, 0, time.UTC), photo.TakenAt)
assert.Equal(t, "Europe/Berlin", photo.TimeZone)
})
}