time: break parse and formatting tests into a separate source file
No changes, just rearrangement. The tests were in need of a little
housekeeping.

R=golang-codereviews, iant
CC=golang-codereviews
https://golang.org/cl/53400043
diff --git a/src/pkg/time/format_test.go b/src/pkg/time/format_test.go
new file mode 100644
index 0000000..dd3f48d
--- /dev/null
+++ b/src/pkg/time/format_test.go
@@ -0,0 +1,510 @@
+// 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_test
+
+import (
+	"fmt"
+	"strconv"
+	"strings"
+	"testing"
+	"testing/quick"
+	. "time"
+)
+
+type TimeFormatTest struct {
+	time           Time
+	formattedValue string
+}
+
+var rfc3339Formats = []TimeFormatTest{
+	{Date(2008, 9, 17, 20, 4, 26, 0, UTC), "2008-09-17T20:04:26Z"},
+	{Date(1994, 9, 17, 20, 4, 26, 0, FixedZone("EST", -18000)), "1994-09-17T20:04:26-05:00"},
+	{Date(2000, 12, 26, 1, 15, 6, 0, FixedZone("OTO", 15600)), "2000-12-26T01:15:06+04:20"},
+}
+
+func TestRFC3339Conversion(t *testing.T) {
+	for _, f := range rfc3339Formats {
+		if f.time.Format(RFC3339) != f.formattedValue {
+			t.Error("RFC3339:")
+			t.Errorf("  want=%+v", f.formattedValue)
+			t.Errorf("  have=%+v", f.time.Format(RFC3339))
+		}
+	}
+}
+
+type FormatTest struct {
+	name   string
+	format string
+	result string
+}
+
+var formatTests = []FormatTest{
+	{"ANSIC", ANSIC, "Wed Feb  4 21:00:57 2009"},
+	{"UnixDate", UnixDate, "Wed Feb  4 21:00:57 PST 2009"},
+	{"RubyDate", RubyDate, "Wed Feb 04 21:00:57 -0800 2009"},
+	{"RFC822", RFC822, "04 Feb 09 21:00 PST"},
+	{"RFC850", RFC850, "Wednesday, 04-Feb-09 21:00:57 PST"},
+	{"RFC1123", RFC1123, "Wed, 04 Feb 2009 21:00:57 PST"},
+	{"RFC1123Z", RFC1123Z, "Wed, 04 Feb 2009 21:00:57 -0800"},
+	{"RFC3339", RFC3339, "2009-02-04T21:00:57-08:00"},
+	{"RFC3339Nano", RFC3339Nano, "2009-02-04T21:00:57.0123456-08:00"},
+	{"Kitchen", Kitchen, "9:00PM"},
+	{"am/pm", "3pm", "9pm"},
+	{"AM/PM", "3PM", "9PM"},
+	{"two-digit year", "06 01 02", "09 02 04"},
+	// Three-letter months and days must not be followed by lower-case letter.
+	{"Janet", "Hi Janet, the Month is January", "Hi Janet, the Month is February"},
+	// Time stamps, Fractional seconds.
+	{"Stamp", Stamp, "Feb  4 21:00:57"},
+	{"StampMilli", StampMilli, "Feb  4 21:00:57.012"},
+	{"StampMicro", StampMicro, "Feb  4 21:00:57.012345"},
+	{"StampNano", StampNano, "Feb  4 21:00:57.012345600"},
+}
+
+func TestFormat(t *testing.T) {
+	// The numeric time represents Thu Feb  4 21:00:57.012345600 PST 2010
+	time := Unix(0, 1233810057012345600)
+	for _, test := range formatTests {
+		result := time.Format(test.format)
+		if result != test.result {
+			t.Errorf("%s expected %q got %q", test.name, test.result, result)
+		}
+	}
+}
+
+func TestFormatShortYear(t *testing.T) {
+	years := []int{
+		-100001, -100000, -99999,
+		-10001, -10000, -9999,
+		-1001, -1000, -999,
+		-101, -100, -99,
+		-11, -10, -9,
+		-1, 0, 1,
+		9, 10, 11,
+		99, 100, 101,
+		999, 1000, 1001,
+		9999, 10000, 10001,
+		99999, 100000, 100001,
+	}
+
+	for _, y := range years {
+		time := Date(y, January, 1, 0, 0, 0, 0, UTC)
+		result := time.Format("2006.01.02")
+		var want string
+		if y < 0 {
+			// The 4 in %04d counts the - sign, so print -y instead
+			// and introduce our own - sign.
+			want = fmt.Sprintf("-%04d.%02d.%02d", -y, 1, 1)
+		} else {
+			want = fmt.Sprintf("%04d.%02d.%02d", y, 1, 1)
+		}
+		if result != want {
+			t.Errorf("(jan 1 %d).Format(\"2006.01.02\") = %q, want %q", y, result, want)
+		}
+	}
+}
+
+type ParseTest struct {
+	name       string
+	format     string
+	value      string
+	hasTZ      bool // contains a time zone
+	hasWD      bool // contains a weekday
+	yearSign   int  // sign of year, -1 indicates the year is not present in the format
+	fracDigits int  // number of digits of fractional second
+}
+
+var parseTests = []ParseTest{
+	{"ANSIC", ANSIC, "Thu Feb  4 21:00:57 2010", false, true, 1, 0},
+	{"UnixDate", UnixDate, "Thu Feb  4 21:00:57 PST 2010", true, true, 1, 0},
+	{"RubyDate", RubyDate, "Thu Feb 04 21:00:57 -0800 2010", true, true, 1, 0},
+	{"RFC850", RFC850, "Thursday, 04-Feb-10 21:00:57 PST", true, true, 1, 0},
+	{"RFC1123", RFC1123, "Thu, 04 Feb 2010 21:00:57 PST", true, true, 1, 0},
+	{"RFC1123", RFC1123, "Thu, 04 Feb 2010 22:00:57 PDT", true, true, 1, 0},
+	{"RFC1123Z", RFC1123Z, "Thu, 04 Feb 2010 21:00:57 -0800", true, true, 1, 0},
+	{"RFC3339", RFC3339, "2010-02-04T21:00:57-08:00", true, false, 1, 0},
+	{"custom: \"2006-01-02 15:04:05-07\"", "2006-01-02 15:04:05-07", "2010-02-04 21:00:57-08", true, false, 1, 0},
+	// Optional fractional seconds.
+	{"ANSIC", ANSIC, "Thu Feb  4 21:00:57.0 2010", false, true, 1, 1},
+	{"UnixDate", UnixDate, "Thu Feb  4 21:00:57.01 PST 2010", true, true, 1, 2},
+	{"RubyDate", RubyDate, "Thu Feb 04 21:00:57.012 -0800 2010", true, true, 1, 3},
+	{"RFC850", RFC850, "Thursday, 04-Feb-10 21:00:57.0123 PST", true, true, 1, 4},
+	{"RFC1123", RFC1123, "Thu, 04 Feb 2010 21:00:57.01234 PST", true, true, 1, 5},
+	{"RFC1123Z", RFC1123Z, "Thu, 04 Feb 2010 21:00:57.01234 -0800", true, true, 1, 5},
+	{"RFC3339", RFC3339, "2010-02-04T21:00:57.012345678-08:00", true, false, 1, 9},
+	{"custom: \"2006-01-02 15:04:05\"", "2006-01-02 15:04:05", "2010-02-04 21:00:57.0", false, false, 1, 0},
+	// Amount of white space should not matter.
+	{"ANSIC", ANSIC, "Thu Feb 4 21:00:57 2010", false, true, 1, 0},
+	{"ANSIC", ANSIC, "Thu      Feb     4     21:00:57     2010", false, true, 1, 0},
+	// Case should not matter
+	{"ANSIC", ANSIC, "THU FEB 4 21:00:57 2010", false, true, 1, 0},
+	{"ANSIC", ANSIC, "thu feb 4 21:00:57 2010", false, true, 1, 0},
+	// Fractional seconds.
+	{"millisecond", "Mon Jan _2 15:04:05.000 2006", "Thu Feb  4 21:00:57.012 2010", false, true, 1, 3},
+	{"microsecond", "Mon Jan _2 15:04:05.000000 2006", "Thu Feb  4 21:00:57.012345 2010", false, true, 1, 6},
+	{"nanosecond", "Mon Jan _2 15:04:05.000000000 2006", "Thu Feb  4 21:00:57.012345678 2010", false, true, 1, 9},
+	// Leading zeros in other places should not be taken as fractional seconds.
+	{"zero1", "2006.01.02.15.04.05.0", "2010.02.04.21.00.57.0", false, false, 1, 1},
+	{"zero2", "2006.01.02.15.04.05.00", "2010.02.04.21.00.57.01", false, false, 1, 2},
+	// Month and day names only match when not followed by a lower-case letter.
+	{"Janet", "Hi Janet, the Month is January: Jan _2 15:04:05 2006", "Hi Janet, the Month is February: Feb  4 21:00:57 2010", false, true, 1, 0},
+
+	// GMT with offset.
+	{"GMT-8", UnixDate, "Fri Feb  5 05:00:57 GMT-8 2010", true, true, 1, 0},
+
+	// Accept any number of fractional second digits (including none) for .999...
+	// In Go 1, .999... was completely ignored in the format, meaning the first two
+	// cases would succeed, but the next four would not. Go 1.1 accepts all six.
+	{"", "2006-01-02 15:04:05.9999 -0700 MST", "2010-02-04 21:00:57 -0800 PST", true, false, 1, 0},
+	{"", "2006-01-02 15:04:05.999999999 -0700 MST", "2010-02-04 21:00:57 -0800 PST", true, false, 1, 0},
+	{"", "2006-01-02 15:04:05.9999 -0700 MST", "2010-02-04 21:00:57.0123 -0800 PST", true, false, 1, 4},
+	{"", "2006-01-02 15:04:05.999999999 -0700 MST", "2010-02-04 21:00:57.0123 -0800 PST", true, false, 1, 4},
+	{"", "2006-01-02 15:04:05.9999 -0700 MST", "2010-02-04 21:00:57.012345678 -0800 PST", true, false, 1, 9},
+	{"", "2006-01-02 15:04:05.999999999 -0700 MST", "2010-02-04 21:00:57.012345678 -0800 PST", true, false, 1, 9},
+
+	// issue 4502.
+	{"", StampNano, "Feb  4 21:00:57.012345678", false, false, -1, 9},
+	{"", "Jan _2 15:04:05.999", "Feb  4 21:00:57.012300000", false, false, -1, 4},
+	{"", "Jan _2 15:04:05.999", "Feb  4 21:00:57.012345678", false, false, -1, 9},
+	{"", "Jan _2 15:04:05.999999999", "Feb  4 21:00:57.0123", false, false, -1, 4},
+	{"", "Jan _2 15:04:05.999999999", "Feb  4 21:00:57.012345678", false, false, -1, 9},
+}
+
+func TestParse(t *testing.T) {
+	for _, test := range parseTests {
+		time, err := Parse(test.format, test.value)
+		if err != nil {
+			t.Errorf("%s error: %v", test.name, err)
+		} else {
+			checkTime(time, &test, t)
+		}
+	}
+}
+
+func TestParseInSydney(t *testing.T) {
+	loc, err := LoadLocation("Australia/Sydney")
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	// Check that Parse (and ParseInLocation) understand
+	// that Feb EST and Aug EST are different time zones in Sydney
+	// even though both are called EST.
+	t1, err := ParseInLocation("Jan 02 2006 MST", "Feb 01 2013 EST", loc)
+	if err != nil {
+		t.Fatal(err)
+	}
+	t2 := Date(2013, February, 1, 00, 00, 00, 0, loc)
+	if t1 != t2 {
+		t.Fatalf("ParseInLocation(Feb 01 2013 EST, Sydney) = %v, want %v", t1, t2)
+	}
+	_, offset := t1.Zone()
+	if offset != 11*60*60 {
+		t.Fatalf("ParseInLocation(Feb 01 2013 EST, Sydney).Zone = _, %d, want _, %d", offset, 11*60*60)
+	}
+
+	t1, err = ParseInLocation("Jan 02 2006 MST", "Aug 01 2013 EST", loc)
+	if err != nil {
+		t.Fatal(err)
+	}
+	t2 = Date(2013, August, 1, 00, 00, 00, 0, loc)
+	if t1 != t2 {
+		t.Fatalf("ParseInLocation(Aug 01 2013 EST, Sydney) = %v, want %v", t1, t2)
+	}
+	_, offset = t1.Zone()
+	if offset != 10*60*60 {
+		t.Fatalf("ParseInLocation(Aug 01 2013 EST, Sydney).Zone = _, %d, want _, %d", offset, 10*60*60)
+	}
+}
+
+func TestLoadLocationZipFile(t *testing.T) {
+	ForceZipFileForTesting(true)
+	defer ForceZipFileForTesting(false)
+
+	_, err := LoadLocation("Australia/Sydney")
+	if err != nil {
+		t.Fatal(err)
+	}
+}
+
+var rubyTests = []ParseTest{
+	{"RubyDate", RubyDate, "Thu Feb 04 21:00:57 -0800 2010", true, true, 1, 0},
+	// Ignore the time zone in the test. If it parses, it'll be OK.
+	{"RubyDate", RubyDate, "Thu Feb 04 21:00:57 -0000 2010", false, true, 1, 0},
+	{"RubyDate", RubyDate, "Thu Feb 04 21:00:57 +0000 2010", false, true, 1, 0},
+	{"RubyDate", RubyDate, "Thu Feb 04 21:00:57 +1130 2010", false, true, 1, 0},
+}
+
+// Problematic time zone format needs special tests.
+func TestRubyParse(t *testing.T) {
+	for _, test := range rubyTests {
+		time, err := Parse(test.format, test.value)
+		if err != nil {
+			t.Errorf("%s error: %v", test.name, err)
+		} else {
+			checkTime(time, &test, t)
+		}
+	}
+}
+
+func checkTime(time Time, test *ParseTest, t *testing.T) {
+	// The time should be Thu Feb  4 21:00:57 PST 2010
+	if test.yearSign >= 0 && test.yearSign*time.Year() != 2010 {
+		t.Errorf("%s: bad year: %d not %d", test.name, time.Year(), 2010)
+	}
+	if time.Month() != February {
+		t.Errorf("%s: bad month: %s not %s", test.name, time.Month(), February)
+	}
+	if time.Day() != 4 {
+		t.Errorf("%s: bad day: %d not %d", test.name, time.Day(), 4)
+	}
+	if time.Hour() != 21 {
+		t.Errorf("%s: bad hour: %d not %d", test.name, time.Hour(), 21)
+	}
+	if time.Minute() != 0 {
+		t.Errorf("%s: bad minute: %d not %d", test.name, time.Minute(), 0)
+	}
+	if time.Second() != 57 {
+		t.Errorf("%s: bad second: %d not %d", test.name, time.Second(), 57)
+	}
+	// Nanoseconds must be checked against the precision of the input.
+	nanosec, err := strconv.ParseUint("012345678"[:test.fracDigits]+"000000000"[:9-test.fracDigits], 10, 0)
+	if err != nil {
+		panic(err)
+	}
+	if time.Nanosecond() != int(nanosec) {
+		t.Errorf("%s: bad nanosecond: %d not %d", test.name, time.Nanosecond(), nanosec)
+	}
+	name, offset := time.Zone()
+	if test.hasTZ && offset != -28800 {
+		t.Errorf("%s: bad tz offset: %s %d not %d", test.name, name, offset, -28800)
+	}
+	if test.hasWD && time.Weekday() != Thursday {
+		t.Errorf("%s: bad weekday: %s not %s", test.name, time.Weekday(), Thursday)
+	}
+}
+
+func TestFormatAndParse(t *testing.T) {
+	const fmt = "Mon MST " + RFC3339 // all fields
+	f := func(sec int64) bool {
+		t1 := Unix(sec, 0)
+		if t1.Year() < 1000 || t1.Year() > 9999 {
+			// not required to work
+			return true
+		}
+		t2, err := Parse(fmt, t1.Format(fmt))
+		if err != nil {
+			t.Errorf("error: %s", err)
+			return false
+		}
+		if t1.Unix() != t2.Unix() || t1.Nanosecond() != t2.Nanosecond() {
+			t.Errorf("FormatAndParse %d: %q(%d) %q(%d)", sec, t1, t1.Unix(), t2, t2.Unix())
+			return false
+		}
+		return true
+	}
+	f32 := func(sec int32) bool { return f(int64(sec)) }
+	cfg := &quick.Config{MaxCount: 10000}
+
+	// Try a reasonable date first, then the huge ones.
+	if err := quick.Check(f32, cfg); err != nil {
+		t.Fatal(err)
+	}
+	if err := quick.Check(f, cfg); err != nil {
+		t.Fatal(err)
+	}
+}
+
+type ParseTimeZoneTest struct {
+	value  string
+	length int
+	ok     bool
+}
+
+var parseTimeZoneTests = []ParseTimeZoneTest{
+	{"gmt hi there", 0, false},
+	{"GMT hi there", 3, true},
+	{"GMT+12 hi there", 6, true},
+	{"GMT+00 hi there", 3, true}, // 0 or 00 is not a legal offset.
+	{"GMT-5 hi there", 5, true},
+	{"GMT-51 hi there", 3, true},
+	{"ChST hi there", 4, true},
+	{"MSDx", 3, true},
+	{"MSDY", 0, false}, // four letters must end in T.
+	{"ESAST hi", 5, true},
+	{"ESASTT hi", 0, false}, // run of upper-case letters too long.
+	{"ESATY hi", 0, false},  // five letters must end in T.
+}
+
+func TestParseTimeZone(t *testing.T) {
+	for _, test := range parseTimeZoneTests {
+		length, ok := ParseTimeZone(test.value)
+		if ok != test.ok {
+			t.Errorf("expected %t for %q got %t", test.ok, test.value, ok)
+		} else if length != test.length {
+			t.Errorf("expected %d for %q got %d", test.length, test.value, length)
+		}
+	}
+}
+
+type ParseErrorTest struct {
+	format string
+	value  string
+	expect string // must appear within the error
+}
+
+var parseErrorTests = []ParseErrorTest{
+	{ANSIC, "Feb  4 21:00:60 2010", "cannot parse"}, // cannot parse Feb as Mon
+	{ANSIC, "Thu Feb  4 21:00:57 @2010", "cannot parse"},
+	{ANSIC, "Thu Feb  4 21:00:60 2010", "second out of range"},
+	{ANSIC, "Thu Feb  4 21:61:57 2010", "minute out of range"},
+	{ANSIC, "Thu Feb  4 24:00:60 2010", "hour out of range"},
+	{"Mon Jan _2 15:04:05.000 2006", "Thu Feb  4 23:00:59x01 2010", "cannot parse"},
+	{"Mon Jan _2 15:04:05.000 2006", "Thu Feb  4 23:00:59.xxx 2010", "cannot parse"},
+	{"Mon Jan _2 15:04:05.000 2006", "Thu Feb  4 23:00:59.-123 2010", "fractional second out of range"},
+	// issue 4502. StampNano requires exactly 9 digits of precision.
+	{StampNano, "Dec  7 11:22:01.000000", `cannot parse ".000000" as ".000000000"`},
+	{StampNano, "Dec  7 11:22:01.0000000000", "extra text: 0"},
+	// issue 4493. Helpful errors.
+	{RFC3339, "2006-01-02T15:04:05Z07:00", `parsing time "2006-01-02T15:04:05Z07:00": extra text: 07:00`},
+	{RFC3339, "2006-01-02T15:04_abc", `parsing time "2006-01-02T15:04_abc" as "2006-01-02T15:04:05Z07:00": cannot parse "_abc" as ":"`},
+	{RFC3339, "2006-01-02T15:04:05_abc", `parsing time "2006-01-02T15:04:05_abc" as "2006-01-02T15:04:05Z07:00": cannot parse "_abc" as "Z07:00"`},
+	{RFC3339, "2006-01-02T15:04:05Z_abc", `parsing time "2006-01-02T15:04:05Z_abc": extra text: _abc`},
+}
+
+func TestParseErrors(t *testing.T) {
+	for _, test := range parseErrorTests {
+		_, err := Parse(test.format, test.value)
+		if err == nil {
+			t.Errorf("expected error for %q %q", test.format, test.value)
+		} else if strings.Index(err.Error(), test.expect) < 0 {
+			t.Errorf("expected error with %q for %q %q; got %s", test.expect, test.format, test.value, err)
+		}
+	}
+}
+
+func TestNoonIs12PM(t *testing.T) {
+	noon := Date(0, January, 1, 12, 0, 0, 0, UTC)
+	const expect = "12:00PM"
+	got := noon.Format("3:04PM")
+	if got != expect {
+		t.Errorf("got %q; expect %q", got, expect)
+	}
+	got = noon.Format("03:04PM")
+	if got != expect {
+		t.Errorf("got %q; expect %q", got, expect)
+	}
+}
+
+func TestMidnightIs12AM(t *testing.T) {
+	midnight := Date(0, January, 1, 0, 0, 0, 0, UTC)
+	expect := "12:00AM"
+	got := midnight.Format("3:04PM")
+	if got != expect {
+		t.Errorf("got %q; expect %q", got, expect)
+	}
+	got = midnight.Format("03:04PM")
+	if got != expect {
+		t.Errorf("got %q; expect %q", got, expect)
+	}
+}
+
+func Test12PMIsNoon(t *testing.T) {
+	noon, err := Parse("3:04PM", "12:00PM")
+	if err != nil {
+		t.Fatal("error parsing date:", err)
+	}
+	if noon.Hour() != 12 {
+		t.Errorf("got %d; expect 12", noon.Hour())
+	}
+	noon, err = Parse("03:04PM", "12:00PM")
+	if err != nil {
+		t.Fatal("error parsing date:", err)
+	}
+	if noon.Hour() != 12 {
+		t.Errorf("got %d; expect 12", noon.Hour())
+	}
+}
+
+func Test12AMIsMidnight(t *testing.T) {
+	midnight, err := Parse("3:04PM", "12:00AM")
+	if err != nil {
+		t.Fatal("error parsing date:", err)
+	}
+	if midnight.Hour() != 0 {
+		t.Errorf("got %d; expect 0", midnight.Hour())
+	}
+	midnight, err = Parse("03:04PM", "12:00AM")
+	if err != nil {
+		t.Fatal("error parsing date:", err)
+	}
+	if midnight.Hour() != 0 {
+		t.Errorf("got %d; expect 0", midnight.Hour())
+	}
+}
+
+// Check that a time without a Zone still produces a (numeric) time zone
+// when formatted with MST as a requested zone.
+func TestMissingZone(t *testing.T) {
+	time, err := Parse(RubyDate, "Thu Feb 02 16:10:03 -0500 2006")
+	if err != nil {
+		t.Fatal("error parsing date:", err)
+	}
+	expect := "Thu Feb  2 16:10:03 -0500 2006" // -0500 not EST
+	str := time.Format(UnixDate)               // uses MST as its time zone
+	if str != expect {
+		t.Errorf("got %s; expect %s", str, expect)
+	}
+}
+
+func TestMinutesInTimeZone(t *testing.T) {
+	time, err := Parse(RubyDate, "Mon Jan 02 15:04:05 +0123 2006")
+	if err != nil {
+		t.Fatal("error parsing date:", err)
+	}
+	expected := (1*60 + 23) * 60
+	_, offset := time.Zone()
+	if offset != expected {
+		t.Errorf("ZoneOffset = %d, want %d", offset, expected)
+	}
+}
+
+type SecondsTimeZoneOffsetTest struct {
+	format         string
+	value          string
+	expectedoffset int
+}
+
+var secondsTimeZoneOffsetTests = []SecondsTimeZoneOffsetTest{
+	{"2006-01-02T15:04:05-070000", "1871-01-01T05:33:02-003408", -(34*60 + 8)},
+	{"2006-01-02T15:04:05-07:00:00", "1871-01-01T05:33:02-00:34:08", -(34*60 + 8)},
+	{"2006-01-02T15:04:05-070000", "1871-01-01T05:33:02+003408", 34*60 + 8},
+	{"2006-01-02T15:04:05-07:00:00", "1871-01-01T05:33:02+00:34:08", 34*60 + 8},
+	{"2006-01-02T15:04:05Z070000", "1871-01-01T05:33:02-003408", -(34*60 + 8)},
+	{"2006-01-02T15:04:05Z07:00:00", "1871-01-01T05:33:02+00:34:08", 34*60 + 8},
+}
+
+func TestParseSecondsInTimeZone(t *testing.T) {
+	// should accept timezone offsets with seconds like: Zone America/New_York   -4:56:02 -      LMT     1883 Nov 18 12:03:58
+	for _, test := range secondsTimeZoneOffsetTests {
+		time, err := Parse(test.format, test.value)
+		if err != nil {
+			t.Fatal("error parsing date:", err)
+		}
+		_, offset := time.Zone()
+		if offset != test.expectedoffset {
+			t.Errorf("ZoneOffset = %d, want %d", offset, test.expectedoffset)
+		}
+	}
+}
+
+func TestFormatSecondsInTimeZone(t *testing.T) {
+	d := Date(1871, 9, 17, 20, 4, 26, 0, FixedZone("LMT", -(34*60+8)))
+	timestr := d.Format("2006-01-02T15:04:05Z070000")
+	expected := "1871-09-17T20:04:26-003408"
+	if timestr != expected {
+		t.Errorf("Got %s, want %s", timestr, expected)
+	}
+}
diff --git a/src/pkg/time/time_test.go b/src/pkg/time/time_test.go
index 821b7f2..2615517 100644
--- a/src/pkg/time/time_test.go
+++ b/src/pkg/time/time_test.go
@@ -12,8 +12,6 @@
 	"math/big"
 	"math/rand"
 	"runtime"
-	"strconv"
-	"strings"
 	"testing"
 	"testing/quick"
 	. "time"
@@ -372,502 +370,6 @@
 	quick.Check(f4, cfg)
 }
 
-type TimeFormatTest struct {
-	time           Time
-	formattedValue string
-}
-
-var rfc3339Formats = []TimeFormatTest{
-	{Date(2008, 9, 17, 20, 4, 26, 0, UTC), "2008-09-17T20:04:26Z"},
-	{Date(1994, 9, 17, 20, 4, 26, 0, FixedZone("EST", -18000)), "1994-09-17T20:04:26-05:00"},
-	{Date(2000, 12, 26, 1, 15, 6, 0, FixedZone("OTO", 15600)), "2000-12-26T01:15:06+04:20"},
-}
-
-func TestRFC3339Conversion(t *testing.T) {
-	for _, f := range rfc3339Formats {
-		if f.time.Format(RFC3339) != f.formattedValue {
-			t.Error("RFC3339:")
-			t.Errorf("  want=%+v", f.formattedValue)
-			t.Errorf("  have=%+v", f.time.Format(RFC3339))
-		}
-	}
-}
-
-type FormatTest struct {
-	name   string
-	format string
-	result string
-}
-
-var formatTests = []FormatTest{
-	{"ANSIC", ANSIC, "Wed Feb  4 21:00:57 2009"},
-	{"UnixDate", UnixDate, "Wed Feb  4 21:00:57 PST 2009"},
-	{"RubyDate", RubyDate, "Wed Feb 04 21:00:57 -0800 2009"},
-	{"RFC822", RFC822, "04 Feb 09 21:00 PST"},
-	{"RFC850", RFC850, "Wednesday, 04-Feb-09 21:00:57 PST"},
-	{"RFC1123", RFC1123, "Wed, 04 Feb 2009 21:00:57 PST"},
-	{"RFC1123Z", RFC1123Z, "Wed, 04 Feb 2009 21:00:57 -0800"},
-	{"RFC3339", RFC3339, "2009-02-04T21:00:57-08:00"},
-	{"RFC3339Nano", RFC3339Nano, "2009-02-04T21:00:57.0123456-08:00"},
-	{"Kitchen", Kitchen, "9:00PM"},
-	{"am/pm", "3pm", "9pm"},
-	{"AM/PM", "3PM", "9PM"},
-	{"two-digit year", "06 01 02", "09 02 04"},
-	// Three-letter months and days must not be followed by lower-case letter.
-	{"Janet", "Hi Janet, the Month is January", "Hi Janet, the Month is February"},
-	// Time stamps, Fractional seconds.
-	{"Stamp", Stamp, "Feb  4 21:00:57"},
-	{"StampMilli", StampMilli, "Feb  4 21:00:57.012"},
-	{"StampMicro", StampMicro, "Feb  4 21:00:57.012345"},
-	{"StampNano", StampNano, "Feb  4 21:00:57.012345600"},
-}
-
-func TestFormat(t *testing.T) {
-	// The numeric time represents Thu Feb  4 21:00:57.012345600 PST 2010
-	time := Unix(0, 1233810057012345600)
-	for _, test := range formatTests {
-		result := time.Format(test.format)
-		if result != test.result {
-			t.Errorf("%s expected %q got %q", test.name, test.result, result)
-		}
-	}
-}
-
-func TestFormatShortYear(t *testing.T) {
-	years := []int{
-		-100001, -100000, -99999,
-		-10001, -10000, -9999,
-		-1001, -1000, -999,
-		-101, -100, -99,
-		-11, -10, -9,
-		-1, 0, 1,
-		9, 10, 11,
-		99, 100, 101,
-		999, 1000, 1001,
-		9999, 10000, 10001,
-		99999, 100000, 100001,
-	}
-
-	for _, y := range years {
-		time := Date(y, January, 1, 0, 0, 0, 0, UTC)
-		result := time.Format("2006.01.02")
-		var want string
-		if y < 0 {
-			// The 4 in %04d counts the - sign, so print -y instead
-			// and introduce our own - sign.
-			want = fmt.Sprintf("-%04d.%02d.%02d", -y, 1, 1)
-		} else {
-			want = fmt.Sprintf("%04d.%02d.%02d", y, 1, 1)
-		}
-		if result != want {
-			t.Errorf("(jan 1 %d).Format(\"2006.01.02\") = %q, want %q", y, result, want)
-		}
-	}
-}
-
-type ParseTest struct {
-	name       string
-	format     string
-	value      string
-	hasTZ      bool // contains a time zone
-	hasWD      bool // contains a weekday
-	yearSign   int  // sign of year, -1 indicates the year is not present in the format
-	fracDigits int  // number of digits of fractional second
-}
-
-var parseTests = []ParseTest{
-	{"ANSIC", ANSIC, "Thu Feb  4 21:00:57 2010", false, true, 1, 0},
-	{"UnixDate", UnixDate, "Thu Feb  4 21:00:57 PST 2010", true, true, 1, 0},
-	{"RubyDate", RubyDate, "Thu Feb 04 21:00:57 -0800 2010", true, true, 1, 0},
-	{"RFC850", RFC850, "Thursday, 04-Feb-10 21:00:57 PST", true, true, 1, 0},
-	{"RFC1123", RFC1123, "Thu, 04 Feb 2010 21:00:57 PST", true, true, 1, 0},
-	{"RFC1123", RFC1123, "Thu, 04 Feb 2010 22:00:57 PDT", true, true, 1, 0},
-	{"RFC1123Z", RFC1123Z, "Thu, 04 Feb 2010 21:00:57 -0800", true, true, 1, 0},
-	{"RFC3339", RFC3339, "2010-02-04T21:00:57-08:00", true, false, 1, 0},
-	{"custom: \"2006-01-02 15:04:05-07\"", "2006-01-02 15:04:05-07", "2010-02-04 21:00:57-08", true, false, 1, 0},
-	// Optional fractional seconds.
-	{"ANSIC", ANSIC, "Thu Feb  4 21:00:57.0 2010", false, true, 1, 1},
-	{"UnixDate", UnixDate, "Thu Feb  4 21:00:57.01 PST 2010", true, true, 1, 2},
-	{"RubyDate", RubyDate, "Thu Feb 04 21:00:57.012 -0800 2010", true, true, 1, 3},
-	{"RFC850", RFC850, "Thursday, 04-Feb-10 21:00:57.0123 PST", true, true, 1, 4},
-	{"RFC1123", RFC1123, "Thu, 04 Feb 2010 21:00:57.01234 PST", true, true, 1, 5},
-	{"RFC1123Z", RFC1123Z, "Thu, 04 Feb 2010 21:00:57.01234 -0800", true, true, 1, 5},
-	{"RFC3339", RFC3339, "2010-02-04T21:00:57.012345678-08:00", true, false, 1, 9},
-	{"custom: \"2006-01-02 15:04:05\"", "2006-01-02 15:04:05", "2010-02-04 21:00:57.0", false, false, 1, 0},
-	// Amount of white space should not matter.
-	{"ANSIC", ANSIC, "Thu Feb 4 21:00:57 2010", false, true, 1, 0},
-	{"ANSIC", ANSIC, "Thu      Feb     4     21:00:57     2010", false, true, 1, 0},
-	// Case should not matter
-	{"ANSIC", ANSIC, "THU FEB 4 21:00:57 2010", false, true, 1, 0},
-	{"ANSIC", ANSIC, "thu feb 4 21:00:57 2010", false, true, 1, 0},
-	// Fractional seconds.
-	{"millisecond", "Mon Jan _2 15:04:05.000 2006", "Thu Feb  4 21:00:57.012 2010", false, true, 1, 3},
-	{"microsecond", "Mon Jan _2 15:04:05.000000 2006", "Thu Feb  4 21:00:57.012345 2010", false, true, 1, 6},
-	{"nanosecond", "Mon Jan _2 15:04:05.000000000 2006", "Thu Feb  4 21:00:57.012345678 2010", false, true, 1, 9},
-	// Leading zeros in other places should not be taken as fractional seconds.
-	{"zero1", "2006.01.02.15.04.05.0", "2010.02.04.21.00.57.0", false, false, 1, 1},
-	{"zero2", "2006.01.02.15.04.05.00", "2010.02.04.21.00.57.01", false, false, 1, 2},
-	// Month and day names only match when not followed by a lower-case letter.
-	{"Janet", "Hi Janet, the Month is January: Jan _2 15:04:05 2006", "Hi Janet, the Month is February: Feb  4 21:00:57 2010", false, true, 1, 0},
-
-	// GMT with offset.
-	{"GMT-8", UnixDate, "Fri Feb  5 05:00:57 GMT-8 2010", true, true, 1, 0},
-
-	// Accept any number of fractional second digits (including none) for .999...
-	// In Go 1, .999... was completely ignored in the format, meaning the first two
-	// cases would succeed, but the next four would not. Go 1.1 accepts all six.
-	{"", "2006-01-02 15:04:05.9999 -0700 MST", "2010-02-04 21:00:57 -0800 PST", true, false, 1, 0},
-	{"", "2006-01-02 15:04:05.999999999 -0700 MST", "2010-02-04 21:00:57 -0800 PST", true, false, 1, 0},
-	{"", "2006-01-02 15:04:05.9999 -0700 MST", "2010-02-04 21:00:57.0123 -0800 PST", true, false, 1, 4},
-	{"", "2006-01-02 15:04:05.999999999 -0700 MST", "2010-02-04 21:00:57.0123 -0800 PST", true, false, 1, 4},
-	{"", "2006-01-02 15:04:05.9999 -0700 MST", "2010-02-04 21:00:57.012345678 -0800 PST", true, false, 1, 9},
-	{"", "2006-01-02 15:04:05.999999999 -0700 MST", "2010-02-04 21:00:57.012345678 -0800 PST", true, false, 1, 9},
-
-	// issue 4502.
-	{"", StampNano, "Feb  4 21:00:57.012345678", false, false, -1, 9},
-	{"", "Jan _2 15:04:05.999", "Feb  4 21:00:57.012300000", false, false, -1, 4},
-	{"", "Jan _2 15:04:05.999", "Feb  4 21:00:57.012345678", false, false, -1, 9},
-	{"", "Jan _2 15:04:05.999999999", "Feb  4 21:00:57.0123", false, false, -1, 4},
-	{"", "Jan _2 15:04:05.999999999", "Feb  4 21:00:57.012345678", false, false, -1, 9},
-}
-
-func TestParse(t *testing.T) {
-	for _, test := range parseTests {
-		time, err := Parse(test.format, test.value)
-		if err != nil {
-			t.Errorf("%s error: %v", test.name, err)
-		} else {
-			checkTime(time, &test, t)
-		}
-	}
-}
-
-func TestParseInSydney(t *testing.T) {
-	loc, err := LoadLocation("Australia/Sydney")
-	if err != nil {
-		t.Fatal(err)
-	}
-
-	// Check that Parse (and ParseInLocation) understand
-	// that Feb EST and Aug EST are different time zones in Sydney
-	// even though both are called EST.
-	t1, err := ParseInLocation("Jan 02 2006 MST", "Feb 01 2013 EST", loc)
-	if err != nil {
-		t.Fatal(err)
-	}
-	t2 := Date(2013, February, 1, 00, 00, 00, 0, loc)
-	if t1 != t2 {
-		t.Fatalf("ParseInLocation(Feb 01 2013 EST, Sydney) = %v, want %v", t1, t2)
-	}
-	_, offset := t1.Zone()
-	if offset != 11*60*60 {
-		t.Fatalf("ParseInLocation(Feb 01 2013 EST, Sydney).Zone = _, %d, want _, %d", offset, 11*60*60)
-	}
-
-	t1, err = ParseInLocation("Jan 02 2006 MST", "Aug 01 2013 EST", loc)
-	if err != nil {
-		t.Fatal(err)
-	}
-	t2 = Date(2013, August, 1, 00, 00, 00, 0, loc)
-	if t1 != t2 {
-		t.Fatalf("ParseInLocation(Aug 01 2013 EST, Sydney) = %v, want %v", t1, t2)
-	}
-	_, offset = t1.Zone()
-	if offset != 10*60*60 {
-		t.Fatalf("ParseInLocation(Aug 01 2013 EST, Sydney).Zone = _, %d, want _, %d", offset, 10*60*60)
-	}
-}
-
-func TestLoadLocationZipFile(t *testing.T) {
-	ForceZipFileForTesting(true)
-	defer ForceZipFileForTesting(false)
-
-	_, err := LoadLocation("Australia/Sydney")
-	if err != nil {
-		t.Fatal(err)
-	}
-}
-
-var rubyTests = []ParseTest{
-	{"RubyDate", RubyDate, "Thu Feb 04 21:00:57 -0800 2010", true, true, 1, 0},
-	// Ignore the time zone in the test. If it parses, it'll be OK.
-	{"RubyDate", RubyDate, "Thu Feb 04 21:00:57 -0000 2010", false, true, 1, 0},
-	{"RubyDate", RubyDate, "Thu Feb 04 21:00:57 +0000 2010", false, true, 1, 0},
-	{"RubyDate", RubyDate, "Thu Feb 04 21:00:57 +1130 2010", false, true, 1, 0},
-}
-
-// Problematic time zone format needs special tests.
-func TestRubyParse(t *testing.T) {
-	for _, test := range rubyTests {
-		time, err := Parse(test.format, test.value)
-		if err != nil {
-			t.Errorf("%s error: %v", test.name, err)
-		} else {
-			checkTime(time, &test, t)
-		}
-	}
-}
-
-func checkTime(time Time, test *ParseTest, t *testing.T) {
-	// The time should be Thu Feb  4 21:00:57 PST 2010
-	if test.yearSign >= 0 && test.yearSign*time.Year() != 2010 {
-		t.Errorf("%s: bad year: %d not %d", test.name, time.Year(), 2010)
-	}
-	if time.Month() != February {
-		t.Errorf("%s: bad month: %s not %s", test.name, time.Month(), February)
-	}
-	if time.Day() != 4 {
-		t.Errorf("%s: bad day: %d not %d", test.name, time.Day(), 4)
-	}
-	if time.Hour() != 21 {
-		t.Errorf("%s: bad hour: %d not %d", test.name, time.Hour(), 21)
-	}
-	if time.Minute() != 0 {
-		t.Errorf("%s: bad minute: %d not %d", test.name, time.Minute(), 0)
-	}
-	if time.Second() != 57 {
-		t.Errorf("%s: bad second: %d not %d", test.name, time.Second(), 57)
-	}
-	// Nanoseconds must be checked against the precision of the input.
-	nanosec, err := strconv.ParseUint("012345678"[:test.fracDigits]+"000000000"[:9-test.fracDigits], 10, 0)
-	if err != nil {
-		panic(err)
-	}
-	if time.Nanosecond() != int(nanosec) {
-		t.Errorf("%s: bad nanosecond: %d not %d", test.name, time.Nanosecond(), nanosec)
-	}
-	name, offset := time.Zone()
-	if test.hasTZ && offset != -28800 {
-		t.Errorf("%s: bad tz offset: %s %d not %d", test.name, name, offset, -28800)
-	}
-	if test.hasWD && time.Weekday() != Thursday {
-		t.Errorf("%s: bad weekday: %s not %s", test.name, time.Weekday(), Thursday)
-	}
-}
-
-func TestFormatAndParse(t *testing.T) {
-	const fmt = "Mon MST " + RFC3339 // all fields
-	f := func(sec int64) bool {
-		t1 := Unix(sec, 0)
-		if t1.Year() < 1000 || t1.Year() > 9999 {
-			// not required to work
-			return true
-		}
-		t2, err := Parse(fmt, t1.Format(fmt))
-		if err != nil {
-			t.Errorf("error: %s", err)
-			return false
-		}
-		if t1.Unix() != t2.Unix() || t1.Nanosecond() != t2.Nanosecond() {
-			t.Errorf("FormatAndParse %d: %q(%d) %q(%d)", sec, t1, t1.Unix(), t2, t2.Unix())
-			return false
-		}
-		return true
-	}
-	f32 := func(sec int32) bool { return f(int64(sec)) }
-	cfg := &quick.Config{MaxCount: 10000}
-
-	// Try a reasonable date first, then the huge ones.
-	if err := quick.Check(f32, cfg); err != nil {
-		t.Fatal(err)
-	}
-	if err := quick.Check(f, cfg); err != nil {
-		t.Fatal(err)
-	}
-}
-
-type ParseTimeZoneTest struct {
-	value  string
-	length int
-	ok     bool
-}
-
-var parseTimeZoneTests = []ParseTimeZoneTest{
-	{"gmt hi there", 0, false},
-	{"GMT hi there", 3, true},
-	{"GMT+12 hi there", 6, true},
-	{"GMT+00 hi there", 3, true}, // 0 or 00 is not a legal offset.
-	{"GMT-5 hi there", 5, true},
-	{"GMT-51 hi there", 3, true},
-	{"ChST hi there", 4, true},
-	{"MSDx", 3, true},
-	{"MSDY", 0, false}, // four letters must end in T.
-	{"ESAST hi", 5, true},
-	{"ESASTT hi", 0, false}, // run of upper-case letters too long.
-	{"ESATY hi", 0, false},  // five letters must end in T.
-}
-
-func TestParseTimeZone(t *testing.T) {
-	for _, test := range parseTimeZoneTests {
-		length, ok := ParseTimeZone(test.value)
-		if ok != test.ok {
-			t.Errorf("expected %t for %q got %t", test.ok, test.value, ok)
-		} else if length != test.length {
-			t.Errorf("expected %d for %q got %d", test.length, test.value, length)
-		}
-	}
-}
-
-type ParseErrorTest struct {
-	format string
-	value  string
-	expect string // must appear within the error
-}
-
-var parseErrorTests = []ParseErrorTest{
-	{ANSIC, "Feb  4 21:00:60 2010", "cannot parse"}, // cannot parse Feb as Mon
-	{ANSIC, "Thu Feb  4 21:00:57 @2010", "cannot parse"},
-	{ANSIC, "Thu Feb  4 21:00:60 2010", "second out of range"},
-	{ANSIC, "Thu Feb  4 21:61:57 2010", "minute out of range"},
-	{ANSIC, "Thu Feb  4 24:00:60 2010", "hour out of range"},
-	{"Mon Jan _2 15:04:05.000 2006", "Thu Feb  4 23:00:59x01 2010", "cannot parse"},
-	{"Mon Jan _2 15:04:05.000 2006", "Thu Feb  4 23:00:59.xxx 2010", "cannot parse"},
-	{"Mon Jan _2 15:04:05.000 2006", "Thu Feb  4 23:00:59.-123 2010", "fractional second out of range"},
-	// issue 4502. StampNano requires exactly 9 digits of precision.
-	{StampNano, "Dec  7 11:22:01.000000", `cannot parse ".000000" as ".000000000"`},
-	{StampNano, "Dec  7 11:22:01.0000000000", "extra text: 0"},
-	// issue 4493. Helpful errors.
-	{RFC3339, "2006-01-02T15:04:05Z07:00", `parsing time "2006-01-02T15:04:05Z07:00": extra text: 07:00`},
-	{RFC3339, "2006-01-02T15:04_abc", `parsing time "2006-01-02T15:04_abc" as "2006-01-02T15:04:05Z07:00": cannot parse "_abc" as ":"`},
-	{RFC3339, "2006-01-02T15:04:05_abc", `parsing time "2006-01-02T15:04:05_abc" as "2006-01-02T15:04:05Z07:00": cannot parse "_abc" as "Z07:00"`},
-	{RFC3339, "2006-01-02T15:04:05Z_abc", `parsing time "2006-01-02T15:04:05Z_abc": extra text: _abc`},
-}
-
-func TestParseErrors(t *testing.T) {
-	for _, test := range parseErrorTests {
-		_, err := Parse(test.format, test.value)
-		if err == nil {
-			t.Errorf("expected error for %q %q", test.format, test.value)
-		} else if strings.Index(err.Error(), test.expect) < 0 {
-			t.Errorf("expected error with %q for %q %q; got %s", test.expect, test.format, test.value, err)
-		}
-	}
-}
-
-func TestNoonIs12PM(t *testing.T) {
-	noon := Date(0, January, 1, 12, 0, 0, 0, UTC)
-	const expect = "12:00PM"
-	got := noon.Format("3:04PM")
-	if got != expect {
-		t.Errorf("got %q; expect %q", got, expect)
-	}
-	got = noon.Format("03:04PM")
-	if got != expect {
-		t.Errorf("got %q; expect %q", got, expect)
-	}
-}
-
-func TestMidnightIs12AM(t *testing.T) {
-	midnight := Date(0, January, 1, 0, 0, 0, 0, UTC)
-	expect := "12:00AM"
-	got := midnight.Format("3:04PM")
-	if got != expect {
-		t.Errorf("got %q; expect %q", got, expect)
-	}
-	got = midnight.Format("03:04PM")
-	if got != expect {
-		t.Errorf("got %q; expect %q", got, expect)
-	}
-}
-
-func Test12PMIsNoon(t *testing.T) {
-	noon, err := Parse("3:04PM", "12:00PM")
-	if err != nil {
-		t.Fatal("error parsing date:", err)
-	}
-	if noon.Hour() != 12 {
-		t.Errorf("got %d; expect 12", noon.Hour())
-	}
-	noon, err = Parse("03:04PM", "12:00PM")
-	if err != nil {
-		t.Fatal("error parsing date:", err)
-	}
-	if noon.Hour() != 12 {
-		t.Errorf("got %d; expect 12", noon.Hour())
-	}
-}
-
-func Test12AMIsMidnight(t *testing.T) {
-	midnight, err := Parse("3:04PM", "12:00AM")
-	if err != nil {
-		t.Fatal("error parsing date:", err)
-	}
-	if midnight.Hour() != 0 {
-		t.Errorf("got %d; expect 0", midnight.Hour())
-	}
-	midnight, err = Parse("03:04PM", "12:00AM")
-	if err != nil {
-		t.Fatal("error parsing date:", err)
-	}
-	if midnight.Hour() != 0 {
-		t.Errorf("got %d; expect 0", midnight.Hour())
-	}
-}
-
-// Check that a time without a Zone still produces a (numeric) time zone
-// when formatted with MST as a requested zone.
-func TestMissingZone(t *testing.T) {
-	time, err := Parse(RubyDate, "Thu Feb 02 16:10:03 -0500 2006")
-	if err != nil {
-		t.Fatal("error parsing date:", err)
-	}
-	expect := "Thu Feb  2 16:10:03 -0500 2006" // -0500 not EST
-	str := time.Format(UnixDate)               // uses MST as its time zone
-	if str != expect {
-		t.Errorf("got %s; expect %s", str, expect)
-	}
-}
-
-func TestMinutesInTimeZone(t *testing.T) {
-	time, err := Parse(RubyDate, "Mon Jan 02 15:04:05 +0123 2006")
-	if err != nil {
-		t.Fatal("error parsing date:", err)
-	}
-	expected := (1*60 + 23) * 60
-	_, offset := time.Zone()
-	if offset != expected {
-		t.Errorf("ZoneOffset = %d, want %d", offset, expected)
-	}
-}
-
-type SecondsTimeZoneOffsetTest struct {
-	format         string
-	value          string
-	expectedoffset int
-}
-
-var secondsTimeZoneOffsetTests = []SecondsTimeZoneOffsetTest{
-	{"2006-01-02T15:04:05-070000", "1871-01-01T05:33:02-003408", -(34*60 + 8)},
-	{"2006-01-02T15:04:05-07:00:00", "1871-01-01T05:33:02-00:34:08", -(34*60 + 8)},
-	{"2006-01-02T15:04:05-070000", "1871-01-01T05:33:02+003408", 34*60 + 8},
-	{"2006-01-02T15:04:05-07:00:00", "1871-01-01T05:33:02+00:34:08", 34*60 + 8},
-	{"2006-01-02T15:04:05Z070000", "1871-01-01T05:33:02-003408", -(34*60 + 8)},
-	{"2006-01-02T15:04:05Z07:00:00", "1871-01-01T05:33:02+00:34:08", 34*60 + 8},
-}
-
-func TestParseSecondsInTimeZone(t *testing.T) {
-	// should accept timezone offsets with seconds like: Zone America/New_York   -4:56:02 -      LMT     1883 Nov 18 12:03:58
-	for _, test := range secondsTimeZoneOffsetTests {
-		time, err := Parse(test.format, test.value)
-		if err != nil {
-			t.Fatal("error parsing date:", err)
-		}
-		_, offset := time.Zone()
-		if offset != test.expectedoffset {
-			t.Errorf("ZoneOffset = %d, want %d", offset, test.expectedoffset)
-		}
-	}
-}
-
-func TestFormatSecondsInTimeZone(t *testing.T) {
-	d := Date(1871, 9, 17, 20, 4, 26, 0, FixedZone("LMT", -(34*60+8)))
-	timestr := d.Format("2006-01-02T15:04:05Z070000")
-	expected := "1871-09-17T20:04:26-003408"
-	if timestr != expected {
-		t.Errorf("Got %s, want %s", timestr, expected)
-	}
-}
-
 type ISOWeekTest struct {
 	year       int // year
 	month, day int // month and day
@@ -1492,7 +994,7 @@
 func TestDurationMinutes(t *testing.T) {
 	for _, tt := range minDurationTests {
 		if got := tt.d.Minutes(); got != tt.want {
-			t.Errorf("d.Minutes() = %d; want: %d", got, tt.want)
+			t.Errorf("d.Minutes() = %g; want: %g", got, tt.want)
 		}
 	}
 }
@@ -1510,7 +1012,7 @@
 func TestDurationHours(t *testing.T) {
 	for _, tt := range hourDurationTests {
 		if got := tt.d.Hours(); got != tt.want {
-			t.Errorf("d.Hours() = %d; want: %d", got, tt.want)
+			t.Errorf("d.Hours() = %g; want: %g", got, tt.want)
 		}
 	}
 }