public void ContainsShouldWorkForShapeFile()
{
string path = TestHelper.GetTestDataPath(@"DeltaShell\DeltaShell.Plugins.SharpMapGis.Tests\", "Europe_Lakes.shp");
var s = new ShapeFile(path);
var feature = s.Features[0];
s.Contains((IFeature)feature); // -> should not throw an exception
}