1 files changed, 85 insertions, 0 deletions
diff --git a/src/pkg/time/time_test.go b/src/pkg/time/time_test.go
new file mode 100644
index 000000000..41e6736e8
--- /dev/null
+++ b/src/pkg/time/time_test.go
@@ -0,0 +1,85 @@
+// Copyright 2009 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
+
+import (
+	"os";
+	"testing";
+	"time";
+)
+
+func init() {
+	// Force US Pacific time for daylight-savings
+	// tests below (localtests).  Needs to be set
+	// before the first call into the time library.
+	os.Setenv("TZ", "US/Pacific");
+}
+
+type TimeTest struct {
+	seconds int64;
+	golden Time;
+}
+
+var utctests = []TimeTest {
+	TimeTest{0, Time{1970, 1, 1, 0, 0, 0, Thursday, 0, "UTC"}},
+	TimeTest{1221681866, Time{2008, 9, 17, 20, 4, 26, Wednesday, 0, "UTC"}},
+	TimeTest{-1221681866, Time{1931, 4, 16, 3, 55, 34, Thursday, 0, "UTC"}},
+	TimeTest{1e18, Time{31688740476, 10, 23, 1, 46, 40, Friday, 0, "UTC"}},
+	TimeTest{-1e18, Time{-31688736537, 3, 10, 22, 13, 20, Tuesday, 0, "UTC"}},
+	TimeTest{0x7fffffffffffffff, Time{292277026596, 12, 4, 15, 30, 7, Sunday, 0, "UTC"}},
+	TimeTest{-0x8000000000000000, Time{-292277022657, 1, 27, 8, 29, 52, Sunday, 0, "UTC"}}
+}
+
+var localtests = []TimeTest {
+	TimeTest{0, Time{1969, 12, 31, 16, 0, 0, Wednesday, -8*60*60, "PST"}},
+	TimeTest{1221681866, Time{2008, 9, 17, 13, 4, 26, Wednesday, -7*60*60, "PDT"}}
+}
+
+func same(t, u *Time) bool {
+	return t.Year == u.Year
+		&& t.Month == u.Month
+		&& t.Day == u.Day
+		&& t.Hour == u.Hour
+		&& t.Minute == u.Minute
+		&& t.Second == u.Second
+		&& t.Weekday == u.Weekday
+		&& t.ZoneOffset == u.ZoneOffset
+		&& t.Zone == u.Zone
+}
+
+func TestSecondsToUTC(t *testing.T) {
+	for i := 0; i < len(utctests); i++ {
+		sec := utctests[i].seconds;
+		golden := &utctests[i].golden;
+		tm := SecondsToUTC(sec);
+		newsec := tm.Seconds();
+		if newsec != sec {
+			t.Errorf("SecondsToUTC(%d).Seconds() = %d", sec, newsec);
+		}
+		if !same(tm, golden) {
+			t.Errorf("SecondsToUTC(%d):", sec);
+			t.Errorf("  want=%v", *golden);
+			t.Errorf("  have=%v", *tm);
+		}
+	}
+}
+
+func TestSecondsToLocalTime(t *testing.T) {
+	for i := 0; i < len(localtests); i++ {
+		sec := localtests[i].seconds;
+		golden := &localtests[i].golden;
+		tm := SecondsToLocalTime(sec);
+		newsec := tm.Seconds();
+		if newsec != sec {
+			t.Errorf("SecondsToLocalTime(%d).Seconds() = %d", sec, newsec);
+		}
+		if !same(tm, golden) {
+			t.Errorf("SecondsToLocalTime(%d):", sec);
+			t.Errorf("  want=%v", *golden);
+			t.Errorf("  have=%v", *tm);
+		}
+	}
+}
+