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package geojson
import (
"reflect"
"testing"
"github.com/paulmach/orb"
)
func TestBBox(t *testing.T) {
ls := orb.LineString{{1, 3}, {0, 4}}
b := ls.Bound()
bbox := NewBBox(b)
expected := BBox{0, 3, 1, 4}
if !reflect.DeepEqual(bbox, expected) {
t.Errorf("incorrect result: %v != %v", bbox, expected)
}
}
func TestBBoxValid(t *testing.T) {
cases := []struct {
name string
bbox BBox
result bool
}{
{
name: "true for 4 length array",
bbox: []float64{1, 2, 3, 4},
result: true,
},
{
name: "true for 3d box",
bbox: []float64{1, 2, 3, 4, 5, 6},
result: true,
},
{
name: "false for nil box",
bbox: nil,
result: false,
},
{
name: "false for short array",
bbox: []float64{1, 2, 3},
result: false,
},
{
name: "false for incorrect length array",
bbox: []float64{1, 2, 3, 4, 5},
result: false,
},
}
for _, tc := range cases {
t.Run(tc.name, func(t *testing.T) {
if v := tc.bbox.Valid(); v != tc.result {
t.Errorf("incorrect result: %v != %v", v, tc.result)
}
})
}
}
func TestBBoxBound(t *testing.T) {
cases := []struct {
name string
bbox BBox
result orb.Bound
}{
{
name: "empty for invalid bbox",
bbox: []float64{1, 2, 3},
result: orb.Bound{},
},
{
name: "correct order for 2d box",
bbox: []float64{1, 2, 3, 4},
result: orb.Bound{Min: orb.Point{1, 2}, Max: orb.Point{3, 4}},
},
{
name: "correct order for 3d box",
bbox: []float64{1, 2, 3, 4, 5, 6},
result: orb.Bound{Min: orb.Point{1, 2}, Max: orb.Point{4, 5}},
},
}
for _, tc := range cases {
t.Run(tc.name, func(t *testing.T) {
if v := tc.bbox.Bound(); !v.Equal(tc.result) {
t.Errorf("incorrect result: %v != %v", v, tc.result)
}
})
}
}
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