def test_srtm3_tile_ilonlat(): # values from http://srtm.csi.cgiar.org/SELECTION/inputCoord.asp assert datasource.srtm3_tile_ilonlat(-177.5, 52.5) == (1, 2) assert datasource.srtm3_tile_ilonlat(177.5, -47.5) == (72, 22) assert datasource.srtm3_tile_ilonlat(10.1, 44.9) == (39, 4) assert datasource.srtm3_tile_ilonlat(14.9, 44.9) == (39, 4) assert datasource.srtm3_tile_ilonlat(10.1, 40.1) == (39, 4) assert datasource.srtm3_tile_ilonlat(14.9, 40.1) == (39, 4)