From 47ab3d4a42e9ab51c465c4322d2ec233f6324e6b Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 28 Apr 2024 15:16:40 +0200
Subject: Adding upstream version 1.18.10.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/time/zoneinfo_windows_test.go | 71 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 71 insertions(+)
 create mode 100644 src/time/zoneinfo_windows_test.go

(limited to 'src/time/zoneinfo_windows_test.go')

diff --git a/src/time/zoneinfo_windows_test.go b/src/time/zoneinfo_windows_test.go
new file mode 100644
index 0000000..f23d9dc
--- /dev/null
+++ b/src/time/zoneinfo_windows_test.go
@@ -0,0 +1,71 @@
+// 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())
+
+	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 TestUSPacificZoneAbbr(t *testing.T) {
+	ForceUSPacificFromTZIForTesting() // reset the Once to trigger the race
+	defer ForceUSPacificForTesting()
+	testZoneAbbr(t)
+}
+
+func TestAusZoneAbbr(t *testing.T) {
+	ForceAusFromTZIForTesting()
+	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)
+	}
+}
-- 
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