def test_stations_by_distance():
    test = geo.stations_by_distance(test_stations, (0, 0))
    assert ((test[0][0], test[1][0], test[2][0]) == (TestStation2, TestStation3, TestStation1))
def test_stations_by_distance():
    test = geo.stations_by_distance(test_stations, (0, 0))
    assert ((test[0][0], test[1][0], test[2][0]) == (TestStation2, TestStation3, TestStation1))