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Rewrite tests to show time.Local usage

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This commit is contained in:
Aaron Raddon 2017-07-26 15:34:40 -07:00
parent 209c162b6b
commit fbbaa2aade
1 changed files with 57 additions and 38 deletions
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95
parseany_test.go
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@ -62,14 +62,61 @@ func testMust() (err error) {
MustParse("NOT GONNA HAPPEN")
return nil
}
func TestParse(t *testing.T) {
// Lets test to see how this performs using different Timezones/Locations
// Also of note, try changing your server/machine timezones and repeat
func TestParseLocations(t *testing.T) {
time.Local = time.UTC
defer func() {
// Now Reset To UTC
time.Local = time.UTC
}()
mstZone, err := time.LoadLocation("America/Denver")
assert.Equal(t, nil, err)
n := time.Now()
if fmt.Sprintf("%v", n) == fmt.Sprintf("%v", n.In(mstZone)) {
t.Logf("you are testing and in MST %v", mstZone)
}
// UnixDate = "Mon Jan _2 15:04:05 MST 2006"
ts := MustParse("Mon Jan 2 15:04:05 MST 2006")
// !!!!! The time-zone of local machine effects the results!
// https://play.golang.org/p/IDHRalIyXh
// https://github.com/golang/go/issues/18012
_, offset := ts.Zone()
assert.Equal(t, 0, offset, "Should have found zone/offset = 0 %v", offset)
assert.Equal(t, "2006-01-02 15:04:05 +0000 UTC", fmt.Sprintf("%v", ts.In(time.UTC)))
// Now lets set to mst
time.Local = mstZone
ts = MustParse("Mon Jan 2 15:04:05 MST 2006")
// IMPORTANT!!!!!!!!
// this time is different from one above parsed with time.Local set to UTC
_, offset = ts.Zone()
assert.Equal(t, -25200, offset, "Should have found zone/offset = -25200 %v", offset)
assert.Equal(t, "2006-01-02 22:04:05 +0000 UTC", fmt.Sprintf("%v", ts.In(time.UTC)))
// Now Reset To UTC
time.Local = time.UTC
// RFC850 = "Monday, 02-Jan-06 15:04:05 MST"
ts = MustParse("Monday, 02-Jan-06 15:04:05 MST")
_, offset = ts.Zone()
assert.Equal(t, 0, offset, "Should have found zone/offset = 0 %v", offset)
assert.Equal(t, "2006-01-02 15:04:05 +0000 UTC", fmt.Sprintf("%v", ts.In(time.UTC)))
// Now lets set to mst
time.Local = mstZone
ts = MustParse("Monday, 02-Jan-06 15:04:05 MST")
_, offset = ts.Zone()
assert.NotEqual(t, 0, offset, "Should have found zone/offset %v", offset)
assert.Equal(t, "2006-01-02 22:04:05 +0000 UTC", fmt.Sprintf("%v", ts.In(time.UTC)))
}
func TestParse(t *testing.T) {
// Lets ensure we are operating on UTC
time.Local = time.UTC
zeroTime := time.Time{}.Unix()
ts, err := ParseAny("INVALID")
@ -90,38 +137,15 @@ func TestParse(t *testing.T) {
ts = MustParse("Mon Jan 2 15:04:05 2006")
assert.Equal(t, "2006-01-02 15:04:05 +0000 UTC", fmt.Sprintf("%v", ts.In(time.UTC)))
// UnixDate = "Mon Jan _2 15:04:05 MST 2006"
ts = MustParse("Mon Jan 2 15:04:05 MST 2006")
// The time-zone of local machine appears to effect the results?
// Why is the zone/offset for MST not always the same depending on local time zone?
// Why is offset = 0 at all?
// https://play.golang.org/p/lSOT9AeNxz
// https://github.com/golang/go/issues/18012
_, offset := ts.Zone()
// WHY doesn't this work? seems to be underlying issue in go not finding
// the MST?
//assert.Equal(t, offset != 0, "Should have found zone/offset !=0 ", offset)
if offset == 0 {
assert.Equal(t, "2006-01-02 15:04:05 +0000 UTC", fmt.Sprintf("%v", ts.In(time.UTC)))
} else {
// for some reason i don't understand the offset is != 0
// IF you have your local time-zone set to US MST?
assert.Equal(t, "2006-01-02 22:04:05 +0000 UTC", fmt.Sprintf("%v", ts.In(time.UTC)))
}
// RubyDate = "Mon Jan 02 15:04:05 -0700 2006"
ts = MustParse("Mon Jan 02 15:04:05 -0700 2006")
assert.Equal(t, "2006-01-02 22:04:05 +0000 UTC", fmt.Sprintf("%v", ts.In(time.UTC)), "%v")
// RFC850 = "Monday, 02-Jan-06 15:04:05 MST"
ts = MustParse("Monday, 02-Jan-06 15:04:05 MST")
_, offset = ts.Zone()
if offset == 0 {
assert.Equal(t, "2006-01-02 15:04:05 +0000 UTC", fmt.Sprintf("%v", ts.In(time.UTC)))
} else {
assert.Equal(t, "2006-01-02 22:04:05 +0000 UTC", fmt.Sprintf("%v", ts.In(time.UTC)))
}
// UnixDate = "Mon Jan _2 15:04:05 MST 2006"
ts = MustParse("Mon Jan 2 15:04:05 MST 2006")
assert.Equal(t, "2006-01-02 15:04:05 +0000 UTC", fmt.Sprintf("%v", ts.In(time.UTC)))
// RFC850 = "Monday, 02-Jan-06 15:04:05 MST"
ts = MustParse("Monday, 02-Jan-06 15:04:05 MST")
assert.Equal(t, "2006-01-02 15:04:05 +0000 UTC", fmt.Sprintf("%v", ts.In(time.UTC)))
@ -143,12 +167,7 @@ func TestParse(t *testing.T) {
assert.Equal(t, "2015-07-03 17:04:07 +0000 UTC", fmt.Sprintf("%v", ts.In(time.UTC)))
ts = MustParse("Mon, 02 Jan 2006 15:04:05 MST")
_, offset = ts.Zone()
if offset == 0 {
assert.Equal(t, "2006-01-02 15:04:05 +0000 UTC", fmt.Sprintf("%v", ts.In(time.UTC)))
} else {
assert.Equal(t, "2006-01-02 22:04:05 +0000 UTC", fmt.Sprintf("%v", ts.In(time.UTC)))
}
assert.Equal(t, "2006-01-02 15:04:05 +0000 UTC", fmt.Sprintf("%v", ts.In(time.UTC)))
ts = MustParse("Mon, 02-Jan-06 15:04:05 MST")
assert.Equal(t, "2006-01-02 15:04:05 +0000 UTC", fmt.Sprintf("%v", ts.In(time.UTC)))