#encoding: utf8

from nose.tools import *
import os
from utilities import execution_path
import mapnik

wkts = [
    [1,"POINT (30 10)"],
    [1,"LINESTRING (30 10, 10 30, 40 40)"],
    [1,"POLYGON ((30 10, 10 20, 20 40, 40 40, 30 10))"],
    [1,"POLYGON ((35 10, 10 20, 15 40, 45 45, 35 10),(20 30, 35 35, 30 20, 20 30))"],
    [4,"MULTIPOINT ((10 40), (40 30), (20 20), (30 10))"],
    [2,"MULTILINESTRING ((10 10, 20 20, 10 40),(40 40, 30 30, 40 20, 30 10))"],
    [2,"MULTIPOLYGON (((30 20, 10 40, 45 40, 30 20)),((15 5, 40 10, 10 20, 5 10, 15 5)))"],
    [2,"MULTIPOLYGON (((40 40, 20 45, 45 30, 40 40)),((20 35, 45 20, 30 5, 10 10, 10 30, 20 35),(30 20, 20 25, 20 15, 30 20)))"]
]


def compare_wkb_from_wkt(wkt,num):
    f = mapnik.Feature(1)
    f.add_geometries_from_wkt(wkt)
    eq_(len(f.geometries()),num)
    
    paths = mapnik.Path.from_wkt(wkt)
    eq_(len(paths),num)
    
    eq_(f.geometries()[0].to_wkb(),paths[0].to_wkb())
    
    paths2 = mapnik.Path()
    for path in paths:
        paths2.add_wkb(path.to_wkb())
    
    eq_(len(paths2),num)
    eq_(f.geometries()[0].to_wkb(),paths2[0].to_wkb())

def test_point():
    for wkt in wkts:
        try:
            compare_wkb_from_wkt(wkt[1],wkt[0])
        except RuntimeError, e:
            raise RuntimeError('%s %s' % (e, wkt))    

if __name__ == "__main__":
    [eval(run)() for run in dir() if 'test_' in run]