blob: cf3b428c0956e9d707c92e4a931bb011b6029beb [file] [log] [blame]
// Copyright 2013 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package time_test
import (
"internal/syscall/windows/registry"
"testing"
. "time"
)
func testZoneAbbr(t *testing.T) {
t1 := Now()
// discard nsec
t1 = Date(t1.Year(), t1.Month(), t1.Day(), t1.Hour(), t1.Minute(), t1.Second(), 0, t1.Location())
// Skip the test if we're in a timezone with no abbreviation.
// Format will fallback to the numeric abbreviation, and
// Parse(RFC1123, ..) will fail (see Issue 21183).
if tz := t1.Format("MST"); tz[0] == '-' || tz[0] == '+' {
t.Skip("No zone abbreviation")
}
t2, err := Parse(RFC1123, t1.Format(RFC1123))
if err != nil {
t.Fatalf("Parse failed: %v", err)
}
if t1 != t2 {
t.Fatalf("t1 (%v) is not equal to t2 (%v)", t1, t2)
}
}
func TestLocalZoneAbbr(t *testing.T) {
ResetLocalOnceForTest() // reset the Once to trigger the race
defer ForceUSPacificForTesting()
testZoneAbbr(t)
}
func TestAusZoneAbbr(t *testing.T) {
ForceAusForTesting()
defer ForceUSPacificForTesting()
testZoneAbbr(t)
}
func TestToEnglishName(t *testing.T) {
const want = "Central Europe Standard Time"
k, err := registry.OpenKey(registry.LOCAL_MACHINE, `SOFTWARE\Microsoft\Windows NT\CurrentVersion\Time Zones\`+want, registry.READ)
if err != nil {
t.Fatalf("cannot open CEST time zone information from registry: %s", err)
}
defer k.Close()
var std, dlt string
if err = registry.LoadRegLoadMUIString(); err == nil {
// Try MUI_Std and MUI_Dlt first, fallback to Std and Dlt if *any* error occurs
std, err = k.GetMUIStringValue("MUI_Std")
if err == nil {
dlt, err = k.GetMUIStringValue("MUI_Dlt")
}
}
if err != nil { // Fallback to Std and Dlt
if std, _, err = k.GetStringValue("Std"); err != nil {
t.Fatalf("cannot read CEST Std registry key: %s", err)
}
if dlt, _, err = k.GetStringValue("Dlt"); err != nil {
t.Fatalf("cannot read CEST Dlt registry key: %s", err)
}
}
name, err := ToEnglishName(std, dlt)
if err != nil {
t.Fatalf("toEnglishName failed: %s", err)
}
if name != want {
t.Fatalf("english name: %q, want: %q", name, want)
}
}