tile38/vendor/github.com/tidwall/geojson/linestring_test.go

59 lines
2.6 KiB
Go

package geojson
import "testing"
func TestLineStringParse(t *testing.T) {
expectJSON(t, `{"type":"LineString","coordinates":[[1,2,3]]}`, errCoordinatesInvalid)
expectJSON(t, `{"type":"LineString","coordinates":[[1,null]]}`, errCoordinatesInvalid)
expectJSON(t, `{"type":"LineString","coordinates":[[1,2]],"bbox":null}`, errCoordinatesInvalid)
expectJSON(t, `{"type":"LineString"}`, errCoordinatesMissing)
expectJSON(t, `{"type":"LineString","coordinates":null}`, errCoordinatesInvalid)
expectJSON(t, `{"type":"LineString","coordinates":[[null]]}`, errCoordinatesInvalid)
expectJSON(t, `{"type":"LineString","coordinates":[null]}`, errCoordinatesInvalid)
expectJSON(t, `{"type":"LineString","coordinates":[[1,2,3,4,5]]}`, errCoordinatesInvalid)
expectJSON(t, `{"type":"LineString","coordinates":[[1]]}`, errCoordinatesInvalid)
g := expectJSON(t, `{"type":"LineString","coordinates":[[3,4],[1,2]]}`, nil)
expect(t, g.Rect() == R(1, 2, 3, 4))
expectJSON(t, `{"type":"LineString","coordinates":[[3,4],[1,2]],"bbox":null}`, nil)
expectJSON(t, `{"type":"LineString","coordinates":[[3,4],[1,2]],"bbox":[1,2,3,4]}`, nil)
}
func TestLineStringVarious(t *testing.T) {
var g = expectJSON(t, `{"type":"LineString","coordinates":[[3,4],[1,2]]}`, nil)
expect(t, string(g.AppendJSON(nil)) == `{"type":"LineString","coordinates":[[3,4],[1,2]]}`)
expect(t, g.Rect() == R(1, 2, 3, 4))
expect(t, g.Center() == P(2, 3))
expect(t, !g.Empty())
g = expectJSON(t, `{"type":"LineString","coordinates":[[3,4],[1,2]],"bbox":[1,2,3,4]}`, nil)
expect(t, !g.Empty())
expect(t, g.Rect() == R(1, 2, 3, 4))
expect(t, g.Center() == R(1, 2, 3, 4).Center())
}
// func TestLineStringPoly(t *testing.T) {
// ls := expectJSON(t, `{"type":"LineString","coordinates":[
// [10,10],[20,20],[20,10]
// ]}`, nil)
// expect(t, ls.(*LineString).Contains(ls))
// expect(t, ls.Contains(PO(10, 10)))
// expect(t, ls.Contains(PO(15, 15)))
// expect(t, ls.Contains(PO(20, 20)))
// expect(t, ls.Contains(PO(20, 15)))
// expect(t, !ls.Contains(PO(12, 13)))
// expect(t, !ls.Contains(RO(10, 10, 20, 20)))
// expect(t, ls.Intersects(PO(10, 10)))
// expect(t, ls.Intersects(PO(15, 15)))
// expect(t, ls.Intersects(PO(20, 20)))
// expect(t, !ls.Intersects(PO(12, 13)))
// expect(t, ls.Intersects(RO(10, 10, 20, 20)))
// expect(t, ls.Intersects(
// expectJSON(t, `{"type":"Point","coordinates":[15,15,0]}`, nil),
// ))
// expect(t, ls.Intersects(ls))
// lsb := expectJSON(t, `{"type":"LineString","coordinates":[
// [10,10],[20,20],[20,10]
// ],"bbox":[10,10,20,20]}`, nil)
// expect(t, lsb.Contains(PO(12, 13)))
// expect(t, ls.Contains(PO(20, 20)))
// }