func TestTextMarshalling(t *testing.T) {
cases := []struct {
value VDate
want string
}{
{NewVDate(date.New(-1, time.December, 31)), "-0001-12-31"},
{NewVDate(date.New(2012, time.June, 25)), "2012-06-25"},
{NewVDate(date.New(12345, time.June, 7)), "+12345-06-07"},
}
for _, c := range cases {
var d VDate
bytes, err := c.value.MarshalText()
if err != nil {
t.Errorf("Text(%v) marshal error %v", c, err)
} else if string(bytes) != c.want {
t.Errorf("Text(%v) == %v, want %v", c.value, string(bytes), c.want)
} else {
err = d.UnmarshalText(bytes)
if err != nil {
t.Errorf("Text(%v) unmarshal error %v", c.value, err)
} else if d != c.value {
t.Errorf("Text(%#v) unmarshal got %#v", c.value, d)
}
}
}
}
func TestPrevious(t *testing.T) {
d := NewVDate(date.New(2016, 2, 7))
is(t, d.Previous().Day().String(), "2016-02-06")
is(t, d.Previous().Week().String(), "2016-01-31")
is(t, d.Previous().Month().String(), "2016-01-07")
is(t, d.Previous().Year().String(), "2015-02-07")
}
func TestNext(t *testing.T) {
d := NewVDate(date.New(2016, 2, 7))
is(t, d.Next().Day().String(), "2016-02-08")
is(t, d.Next().Week().String(), "2016-02-14")
is(t, d.Next().Month().String(), "2016-03-07")
is(t, d.Next().Year().String(), "2017-02-07")
}
func TestBasicFormatting(t *testing.T) {
d := NewVDate(date.New(2016, 2, 7))
is(t, d.String(), "2016-02-07")
is(t, d.Format(), "07/02/2016")
is(t, d.WithFormat(MDYFormat).Format(), "02/07/2016")
is(t, d.Mon(), "Sun")
is(t, d.Monday(), "Sunday")
is(t, d.Day2(), "7")
is(t, d.Day02(), "07")
is(t, d.Day2nd(), "7th")
is(t, d.Month1(), "2")
is(t, d.Month01(), "02")
is(t, d.Jan(), "Feb")
is(t, d.January(), "February")
is(t, d.Year(), "2016")
}