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Fix parsing 0 year. #1257

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merged 5 commits into from Nov 10, 2022
Merged

Fix parsing 0 year. #1257

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0de479d
Fix parsing 0 year.
methane Aug 24, 2021
0c5315d
Remove month and day check too.
methane Aug 24, 2021
d3895e6
Add test case.
methane Aug 24, 2021
cca93a2
fix test case
methane Aug 24, 2021
5d3df48
cleanup
methane Aug 24, 2021
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10 changes: 0 additions & 10 deletions utils.go
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Expand Up @@ -118,10 +118,6 @@ func parseDateTime(b []byte, loc *time.Location) (time.Time, error) {
if err != nil {
return time.Time{}, err
}
if year <= 0 {
year = 1
}

if b[4] != '-' {
return time.Time{}, fmt.Errorf("bad value for field: `%c`", b[4])
}
Expand All @@ -130,9 +126,6 @@ func parseDateTime(b []byte, loc *time.Location) (time.Time, error) {
if err != nil {
return time.Time{}, err
}
if m <= 0 {
m = 1
}
month := time.Month(m)

if b[7] != '-' {
Expand All @@ -143,9 +136,6 @@ func parseDateTime(b []byte, loc *time.Location) (time.Time, error) {
if err != nil {
return time.Time{}, err
}
if day <= 0 {
day = 1
}
if len(b) == 10 {
return time.Date(year, month, day, 0, 0, 0, 0, loc), nil
}
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27 changes: 27 additions & 0 deletions utils_test.go
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Expand Up @@ -440,6 +440,33 @@ func TestParseDateTime(t *testing.T) {
}
}

func TestInvalidDateTime(t *testing.T) {
cases := []struct {
name string
str string
want time.Time
}{
{
name: "parse datetime without day",
str: "0000-00-00 21:30:45",
want: time.Date(0, 0, 0, 21, 30, 45, 0, time.UTC),
},
}

for _, cc := range cases {
t.Run(cc.name, func(t *testing.T) {
got, err := parseDateTime([]byte(cc.str), time.UTC)
if err != nil {
t.Fatal(err)
}

if !cc.want.Equal(got) {
t.Fatalf("want: %v, but got %v", cc.want, got)
}
})
}
}

func TestParseDateTimeFail(t *testing.T) {
cases := []struct {
name string
Expand Down