tests: +date tests for RFC3339 no TZ colon cases

cast_test.go

@@ -1112,6 +1112,7 @@ func TestToTimeEE(t *testing.T) {
 		{"Tue, 10 Nov 2009 23:00:00 UTC", time.Date(2009, 11, 10, 23, 0, 0, 0, time.UTC), false},   // RFC1123
 		{"Tue, 10 Nov 2009 23:00:00 +0000", time.Date(2009, 11, 10, 23, 0, 0, 0, time.UTC), false}, // RFC1123Z
 		{"2009-11-10T23:00:00Z", time.Date(2009, 11, 10, 23, 0, 0, 0, time.UTC), false},            // RFC3339
+		{"2018-10-21T23:21:29+0200", time.Date(2018, 10, 21, 21, 21, 29, 0, time.UTC), false},      // RFC3339 without timezone hh:mm colon
 		{"2009-11-10T23:00:00Z", time.Date(2009, 11, 10, 23, 0, 0, 0, time.UTC), false},            // RFC3339Nano
 		{"11:00PM", time.Date(0, 1, 1, 23, 0, 0, 0, time.UTC), false},                              // Kitchen
 		{"Nov 10 23:00:00", time.Date(0, 11, 10, 23, 0, 0, 0, time.UTC), false},                    // Stamp
@@ -1119,6 +1120,7 @@ func TestToTimeEE(t *testing.T) {
 		{"Nov 10 23:00:00.000000", time.Date(0, 11, 10, 23, 0, 0, 0, time.UTC), false},             // StampMicro
 		{"Nov 10 23:00:00.000000000", time.Date(0, 11, 10, 23, 0, 0, 0, time.UTC), false},          // StampNano
 		{"2016-03-06 15:28:01-00:00", time.Date(2016, 3, 6, 15, 28, 1, 0, time.UTC), false},        // RFC3339 without T
+		{"2016-03-06 15:28:01-0000", time.Date(2016, 3, 6, 15, 28, 1, 0, time.UTC), false},         // RFC3339 without T or timezone hh:mm colon
 		{"2016-03-06 15:28:01", time.Date(2016, 3, 6, 15, 28, 1, 0, time.UTC), false},
 		{"2016-03-06 15:28:01 -0000", time.Date(2016, 3, 6, 15, 28, 1, 0, time.UTC), false},
 		{"2016-03-06 15:28:01 -00:00", time.Date(2016, 3, 6, 15, 28, 1, 0, time.UTC), false},