mapnik/tests/python_tests/pickling_test.py

#!/usr/bin/env python
# -*- coding: utf-8 -*-

import os
from nose.tools import *
from utilities import execution_path
from utilities import Todo
import tempfile

import mapnik, pickle

def setup():
    # All of the paths used are relative, if we run the tests
    # from another directory we need to chdir()
    os.chdir(execution_path('.'))

def test_color_pickle():
    c = mapnik.Color('blue')

    eq_(pickle.loads(pickle.dumps(c)), c)

    c = mapnik.Color(0, 64, 128)

    eq_(pickle.loads(pickle.dumps(c)), c)

    c = mapnik.Color(0, 64, 128, 192)

    eq_(pickle.loads(pickle.dumps(c)), c)

def test_envelope_pickle():
    e = mapnik.Box2d(100, 100, 200, 200)

    eq_(pickle.loads(pickle.dumps(e)), e)

def test_parameters_pickle():
    params = mapnik.Parameters()
    params.append(mapnik.Parameter('oh',str('yeah')))

    params2 = pickle.loads(pickle.dumps(params,pickle.HIGHEST_PROTOCOL))

    eq_(params[0][0],params2[0][0])
    eq_(params[0][1],params2[0][1])

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