func TestTextMarshalling(t *testing.T) {
var d date.Date
cases := []struct {
value date.Date
want string
}{
{date.New(-11111, time.February, 3), "-11111-02-03"},
{date.New(-1, time.December, 31), "-0001-12-31"},
{date.New(0, time.January, 1), "0000-01-01"},
{date.New(1, time.January, 1), "0001-01-01"},
{date.New(1970, time.January, 1), "1970-01-01"},
{date.New(2012, time.June, 25), "2012-06-25"},
{date.New(12345, time.June, 7), "+12345-06-07"},
}
for _, c := range cases {
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)
}
}
}
}
func TestInvalidText(t *testing.T) {
cases := []struct {
value string
want string
}{
{`not-a-date`, `Date.ParseISO: cannot parse not-a-date`},
{`215-08-15`, `Date.ParseISO: cannot parse 215-08-15`},
}
for _, c := range cases {
var d date.Date
err := d.UnmarshalText([]byte(c.value))
if err == nil || err.Error() != c.want {
t.Errorf("InvalidText(%v) == %v, want %v", c.value, err, c.want)
}
}
}
