public void Test_IndexedS2PolylineLayer_AddsShape()
{
S2Builder builder = new(new Options());
MutableS2ShapeIndex index = new();
builder.StartLayer(new IndexedS2PolylineLayer(index));
string polyline_str = "0:0, 0:10";
builder.AddPolyline(MakePolylineOrDie(polyline_str));
Assert.True(builder.Build(out _));
Assert.Equal(1, index.NumShapeIds());
S2Polyline polyline = ((S2Polyline.Shape)
index.Shape(0)).Polyline;
Assert.Equal(polyline_str, polyline.ToDebugString());
}
public void Test_EmptyPolyline()
{
var polyline = new S2Polyline();
Assert.Equal("", polyline.ToDebugString());
}