public void Map_single_line() { var plotter = new Plotter(); var mapper = new Mapper(plotter); var routeId = 1; mapper.MapRoute(routeId, "R1"); CollectionAssert.AreEqual( new[] { MapPoint.From(routeId, Coords.From(0, 0)), MapPoint.From(routeId, Coords.From(1, 0)) }, mapper.GetPoints()); }