#!/usr/bin/env pytest
# -*- coding: utf-8 -*-
###############################################################################
# $Id: ogr_wkbwkt_geom.py 30250f784292af8d1f0ae95625b06ac482885d86 2018-12-14 10:16:24 +1300 Craig de Stigter $
#
# Project:  GDAL/OGR Test Suite
# Purpose:  Test basic OGR translation of WKT and WKB geometries.
# Author:   Frank Warmerdam <warmerdam@pobox.com>
#
###############################################################################
# Copyright (c) 2003, Frank Warmerdam <warmerdam@pobox.com>
# Copyright (c) 2009-2012, Even Rouault <even dot rouault at mines-paris dot org>
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Library General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# Library General Public License for more details.
#
# You should have received a copy of the GNU Library General Public
# License along with this library; if not, write to the
# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
# Boston, MA 02111-1307, USA.
###############################################################################

import os

import pytest

import gdaltest
from osgeo import ogr
from osgeo import gdal

###############################################################################


@pytest.mark.parametrize(
    'filename',
    [
        f for f in os.listdir(os.path.join(os.path.dirname(__file__), 'data/wkb_wkt'))
        if f[-4:] == '.wkb'
    ]
)
def test_wkbwkt_geom(filename):
    raw_wkb = open('data/wkb_wkt/' + filename, 'rb').read()
    raw_wkt = open('data/wkb_wkt/' + os.path.splitext(filename)[0] + '.wkt').read()

    ######################################################################
    # Compare the WKT derived from the WKB file to the WKT provided
    # but reformatted (normalized).

    geom_wkb = ogr.CreateGeometryFromWkb(raw_wkb)
    wkb_wkt = geom_wkb.ExportToWkt()

    geom_wkt = ogr.CreateGeometryFromWkt(raw_wkt)
    normal_wkt = geom_wkt.ExportToWkt()

    # print(wkb_wkt)
    # print(normal_wkt)
    # print(raw_wkt)
    assert wkb_wkt == normal_wkt, \
        ('WKT from WKB (%s) does not match clean WKT (%s).' % (wkb_wkt, normal_wkt))

    ######################################################################
    # Verify that the geometries appear to be the same.   This is
    # intended to catch problems with the encoding too WKT that might
    # cause passes above but that are mistaken.
    assert geom_wkb.GetCoordinateDimension() == geom_wkt.GetCoordinateDimension(), \
        'Coordinate dimension differs!'

    assert geom_wkb.GetGeometryType() == geom_wkt.GetGeometryType(), \
        'Geometry type differs!'

    assert geom_wkb.GetGeometryName() == geom_wkt.GetGeometryName(), \
        'Geometry name differs!'

# It turns out this test is too picky about coordinate precision. skip.
#       if geom_wkb.Equal( geom_wkt ) == 0:
#           gdaltest.post_reason( 'Geometries not equal!' )
#           print geom_wkb.ExportToWkt()
#           print geom_wkt.ExportToWkt()
#           return 'fail'

    geom_wkb.Destroy()

    ######################################################################
    # Convert geometry to WKB and back to verify that WKB encoding is
    # working smoothly.

    wkb_xdr = geom_wkt.ExportToWkb(ogr.wkbXDR)
    geom_wkb = ogr.CreateGeometryFromWkb(wkb_xdr)

    assert str(geom_wkb) == str(geom_wkt), 'XDR WKB encoding/decoding failure.'

    geom_wkb.Destroy()

    wkb_ndr = geom_wkt.ExportToWkb(ogr.wkbNDR)
    geom_wkb = ogr.CreateGeometryFromWkb(wkb_ndr)

    assert str(geom_wkb) == str(geom_wkt), 'NDR WKB encoding/decoding failure.'

    geom_wkb.Destroy()

    geom_wkt.Destroy()

###############################################################################
# Test geometry with very large exponents of coordinate values.


def test_ogr_wkbwkt_geom_bigexponents():

    bigx = -1.79769313486e+308
    bigy = -1.12345678901e+308

    geom = ogr.Geometry(ogr.wkbPoint)
    geom.SetPoint(0, bigx, bigy)

    expect = 'POINT (-1.79769313486e+308 -1.12345678901e+308 0)'
    wkt = geom.ExportToWkt()

    assert str(wkt) == str(expect), 'trimming long float numbers failed.'


###############################################################################
# Test importing broken/unhandled WKT.

def test_ogr_wkbwkt_test_broken_geom():

    list_broken = ['POINT',
                   'POINT UNKNOWN',
                   'POINT(',
                   'POINT()',
                   'POINT(,)',
                   'POINT(EMPTY',
                   'POINT(A)',
                   'POINT(0)',
                   'POINT(A 0)',
                   'POINT(0 A)',
                   'POINT(0 1',
                   'POINT(0 1,',
                   'POINT((0 1))',
                   'POINT Z',
                   'POINT Z UNKNOWN',
                   'POINT Z(',
                   'POINT Z()',
                   'POINT Z(EMPTY)',
                   'POINT Z(A)',
                   'POINT Z(0 1',

                   'LINESTRING',
                   'LINESTRING UNKNOWN',
                   'LINESTRING(',
                   'LINESTRING()',
                   'LINESTRING(,)',
                   'LINESTRING(())',
                   'LINESTRING(EMPTY',
                   'LINESTRING(A)',
                   'LINESTRING(0 1,',
                   'LINESTRING(0 1,2 3',
                   'LINESTRING(0 1,,2 3)',
                   'LINESTRING((0 1,2 3))',
                   'LINESTRING Z',
                   'LINESTRING Z UNKNOWN',
                   'LINESTRING Z(',
                   'LINESTRING Z()',
                   'LINESTRING Z(EMPTY)',
                   'LINESTRING Z(A)',
                   'LINESTRING Z(0 1',
                   'LINESTRING Z(0 1,2 3',

                   'POLYGON',
                   'POLYGON UNKNOWN',
                   'POLYGON(',
                   'POLYGON()',
                   'POLYGON(,)',
                   'POLYGON(())',
                   'POLYGON(EMPTY',
                   'POLYGON(A)',
                   'POLYGON(0 1)',
                   'POLYGON(0 1,2 3',
                   'POLYGON((0 1,2 3',
                   'POLYGON((0 1,2 3,',
                   'POLYGON((0 1,2 3)',
                   'POLYGON((0 1,2 3),',
                   'POLYGON((0 1,2 3),EMPTY',
                   'POLYGON(((0 1,2 3)))',
                   'POLYGON Z',
                   'POLYGON Z UNKNOWN',
                   'POLYGON Z(',
                   'POLYGON Z()',
                   'POLYGON Z(EMPTY',
                   'POLYGON Z(A)',
                   'POLYGON Z(0 1',
                   'POLYGON Z(0 1,2 3',
                   'POLYGON Z((0 1,2 3',
                   'POLYGON Z((0 1,2 3)',
                   'POLYGON Z(((0 1,2 3)))',

                   'MULTIPOINT',
                   'MULTIPOINT UNKNOWN',
                   'MULTIPOINT(',
                   'MULTIPOINT()',
                   'MULTIPOINT(())',
                   'MULTIPOINT(EMPTY',
                   'MULTIPOINT(EMPTY,',
                   'MULTIPOINT(EMPTY,(0 1)',
                   'MULTIPOINT(A)',
                   'MULTIPOINT(0 1',
                   'MULTIPOINT(0 1,',
                   'MULTIPOINT(0 1,2 3',
                   'MULTIPOINT((0 1),,(2 3))',
                   'MULTIPOINT(0 1,EMPTY',
                   'MULTIPOINT((0 1),EMPTY',
                   'MULTIPOINT((0 1)',
                   # 'MULTIPOINT(0 1,2 3)', # This one is not SF compliant but supported for legacy
                   'MULTIPOINT((0 1),(2 3)',
                   'MULTIPOINT Z',
                   'MULTIPOINT Z UNKNOWN',
                   'MULTIPOINT Z(',
                   'MULTIPOINT Z()',
                   'MULTIPOINT Z(EMPTY',
                   'MULTIPOINT Z(A)',
                   'MULTIPOINT Z(0 1',
                   'MULTIPOINT Z((0 1)',
                   'MULTIPOINT Z(0 1,2 3)',

                   'MULTILINESTRING',
                   'MULTILINESTRING UNKNOWN',
                   'MULTILINESTRING(',
                   'MULTILINESTRING()',
                   'MULTILINESTRING(,)',
                   'MULTILINESTRING(())',
                   'MULTILINESTRING(EMPTY',
                   'MULTILINESTRING(EMPTY,',
                   'MULTILINESTRING(A)',
                   'MULTILINESTRING(0 1',
                   'MULTILINESTRING(0 1,',
                   'MULTILINESTRING(0 1,2 3)',
                   'MULTILINESTRING((0 1,2 3',
                   'MULTILINESTRING((0 1,2 3),)',
                   'MULTILINESTRING((0 1)',
                   'MULTILINESTRING((0 1),',
                   'MULTILINESTRING((0 1),EMPTY',
                   'MULTILINESTRING((0 1),(2 3)',
                   'MULTILINESTRING Z',
                   'MULTILINESTRING Z UNKNOWN',
                   'MULTILINESTRING Z(',
                   'MULTILINESTRING Z()',
                   'MULTILINESTRING Z(EMPTY',
                   'MULTILINESTRING Z(A)',
                   'MULTILINESTRING Z(0 1',
                   'MULTILINESTRING Z((0 1)',
                   'MULTILINESTRING Z((0 1),(2 3)',

                   'MULTIPOLYGON',
                   'MULTIPOLYGON UNKNOWN',
                   'MULTIPOLYGON(',
                   'MULTIPOLYGON()',
                   'MULTIPOLYGON(,)',
                   'MULTIPOLYGON(())',
                   'MULTIPOLYGON((()))',
                   'MULTIPOLYGON(EMPTY',
                   'MULTIPOLYGON(EMPTY,',
                   'MULTIPOLYGON(A)',
                   'MULTIPOLYGON(0 1',
                   'MULTIPOLYGON(0 1,',
                   'MULTIPOLYGON(0 1,2 3)',
                   'MULTIPOLYGON((0 1,2 3',
                   'MULTIPOLYGON((0 1,2 3),)',
                   'MULTIPOLYGON((0 1)',
                   'MULTIPOLYGON((0 1),',
                   'MULTIPOLYGON((0 1),EMPTY',
                   'MULTIPOLYGON((0 1),(2 3)',
                   'MULTIPOLYGON((0 1),(2 3))',
                   'MULTIPOLYGON(((0 1))',
                   'MULTIPOLYGON(((0 1)),',
                   'MULTIPOLYGON(((0 1)),,',
                   'MULTIPOLYGON(((0 1),(2 3))',
                   'MULTIPOLYGON(((0 1),EMPTY',
                   'MULTIPOLYGON(((0 1),EMPTY,',
                   'MULTIPOLYGON((((0 1)),)',
                   'MULTIPOLYGON Z',
                   'MULTIPOLYGON Z UNKNOWN',
                   'MULTIPOLYGON Z(',
                   'MULTIPOLYGON Z()',
                   'MULTIPOLYGON Z(EMPTY',
                   'MULTIPOLYGON Z(A)',
                   'MULTIPOLYGON Z(0 1',
                   'MULTIPOLYGON Z((0 1)',
                   'MULTIPOLYGON Z((0 1),(2 3)',

                   'GEOMETRYCOLLECTION',
                   'GEOMETRYCOLLECTION UNKNOWN',
                   'GEOMETRYCOLLECTION(',
                   'GEOMETRYCOLLECTION()',
                   'GEOMETRYCOLLECTION(,)',
                   'GEOMETRYCOLLECTION(())',
                   'GEOMETRYCOLLECTION(EMPTY',
                   'GEOMETRYCOLLECTION(EMPTY,',
                   'GEOMETRYCOLLECTION(A)',
                   'GEOMETRYCOLLECTION(POINT(0 1)',
                   'GEOMETRYCOLLECTION(POINT(0 1),',
                   'GEOMETRYCOLLECTION(POINT(0 1),)',
                   'GEOMETRYCOLLECTION(POINT(0 1),UNKNOWN)',
                   'GEOMETRYCOLLECTION Z',
                   'GEOMETRYCOLLECTION Z(',
                   'GEOMETRYCOLLECTION Z()',
                   'GEOMETRYCOLLECTION Z(EMPTY',
                   'GEOMETRYCOLLECTION Z(POINT(0 1)',

                   'COMPOUNDCURVE',
                   'COMPOUNDCURVE UNKNOWN',
                   'COMPOUNDCURVE(',
                   'COMPOUNDCURVE()',
                   'COMPOUNDCURVE(,)',
                   'COMPOUNDCURVE(())',
                   'COMPOUNDCURVE(EMPTY',
                   'COMPOUNDCURVE(EMPTY,',
                   'COMPOUNDCURVE(A)',
                   'COMPOUNDCURVE((0 1,2 3',
                   'COMPOUNDCURVE((0 1,2 3)',
                   'COMPOUNDCURVE((0 1,2 3)',
                   'COMPOUNDCURVE((0 1,2 3),',
                   'COMPOUNDCURVE((0 1,2 3),)',
                   'COMPOUNDCURVE((0 1,2 3),UNKNOWN)',
                   'COMPOUNDCURVE Z',
                   'COMPOUNDCURVE Z(',
                   'COMPOUNDCURVE Z()',
                   'COMPOUNDCURVE Z(EMPTY',
                   'COMPOUNDCURVE Z((0 1,2 3)',

                   'CURVEPOLYGON',
                   'CURVEPOLYGON UNKNOWN',
                   'CURVEPOLYGON(',
                   'CURVEPOLYGON()',
                   'CURVEPOLYGON(,)',
                   'CURVEPOLYGON(())',
                   'CURVEPOLYGON(EMPTY',
                   'CURVEPOLYGON(EMPTY,',
                   'CURVEPOLYGON(A)',
                   'CURVEPOLYGON((0 1,2 3',
                   'CURVEPOLYGON((0 1,2 3)',
                   'CURVEPOLYGON((0 1,2 3)',
                   'CURVEPOLYGON((0 1,2 3),',
                   'CURVEPOLYGON((0 1,2 3),)',
                   'CURVEPOLYGON((0 1,2 3),UNKNOWN)',
                   'CURVEPOLYGON Z',
                   'CURVEPOLYGON Z(',
                   'CURVEPOLYGON Z()',
                   'CURVEPOLYGON Z(EMPTY',
                   'CURVEPOLYGON Z((0 1,2 3)',
                  ]
    for wkt in list_broken:
        gdal.PushErrorHandler('CPLQuietErrorHandler')
        geom = ogr.CreateGeometryFromWkt(wkt)
        gdal.PopErrorHandler()
        assert geom is None, ('geom %s instantiated but not expected' % wkt)

    
###############################################################################
# Test importing WKT SF1.2


def test_ogr_wkbwkt_test_import_wkt_sf12():

    list_wkt_tuples = [('POINT EMPTY', 'POINT EMPTY'),
                       ('POINT Z EMPTY', 'POINT EMPTY'),
                       ('POINT M EMPTY', 'POINT EMPTY'),
                       ('POINT ZM EMPTY', 'POINT EMPTY'),
                       ('POINT (0 1)', 'POINT (0 1)'),
                       ('POINT Z (0 1 2)', 'POINT (0 1 2)'),
                       ('POINT M (0 1 2)', 'POINT (0 1)'),
                       ('POINT ZM (0 1 2 3)', 'POINT (0 1 2)'),

                       ('LINESTRING EMPTY', 'LINESTRING EMPTY'),
                       ('LINESTRING Z EMPTY', 'LINESTRING EMPTY'),
                       ('LINESTRING M EMPTY', 'LINESTRING EMPTY'),
                       ('LINESTRING ZM EMPTY', 'LINESTRING EMPTY'),
                       ('LINESTRING (0 1,2 3)', 'LINESTRING (0 1,2 3)'),
                       ('LINESTRING Z (0 1 2,3 4 5)', 'LINESTRING (0 1 2,3 4 5)'),
                       ('LINESTRING M (0 1 2,3 4 5)', 'LINESTRING (0 1,3 4)'),
                       ('LINESTRING ZM (0 1 2 3,4 5 6 7)', 'LINESTRING (0 1 2,4 5 6)'),

                       ('POLYGON EMPTY', 'POLYGON EMPTY'),
                       ('POLYGON (EMPTY)', 'POLYGON EMPTY'),
                       ('POLYGON Z EMPTY', 'POLYGON EMPTY'),
                       ('POLYGON Z (EMPTY)', 'POLYGON EMPTY'),
                       ('POLYGON M EMPTY', 'POLYGON EMPTY'),
                       ('POLYGON ZM EMPTY', 'POLYGON EMPTY'),
                       ('POLYGON ((0 1,2 3,4 5,0 1))', 'POLYGON ((0 1,2 3,4 5,0 1))'),
                       ('POLYGON ((0 1,2 3,4 5,0 1),EMPTY)', 'POLYGON ((0 1,2 3,4 5,0 1))'),
                       ('POLYGON (EMPTY,(0 1,2 3,4 5,0 1))', 'POLYGON EMPTY'),
                       ('POLYGON (EMPTY,(0 1,2 3,4 5,0 1),EMPTY)', 'POLYGON EMPTY'),
                       ('POLYGON Z ((0 1 10,2 3 20,4 5 30,0 1 10),(0 1 10,2 3 20,4 5 30,0 1 10))', 'POLYGON ((0 1 10,2 3 20,4 5 30,0 1 10),(0 1 10,2 3 20,4 5 30,0 1 10))'),
                       ('POLYGON M ((0 1 10,2 3 20,4 5 30,0 1 10))', 'POLYGON ((0 1,2 3,4 5,0 1))'),
                       ('POLYGON ZM ((0 1 10 100,2 3 20 200,4 5 30 300,0 1 10 10))', 'POLYGON ((0 1 10,2 3 20,4 5 30,0 1 10))'),

                       ('MULTIPOINT EMPTY', 'MULTIPOINT EMPTY'),
                       ('MULTIPOINT (EMPTY)', 'MULTIPOINT EMPTY'),
                       ('MULTIPOINT Z EMPTY', 'MULTIPOINT EMPTY'),
                       ('MULTIPOINT Z (EMPTY)', 'MULTIPOINT EMPTY'),
                       ('MULTIPOINT M EMPTY', 'MULTIPOINT EMPTY'),
                       ('MULTIPOINT ZM EMPTY', 'MULTIPOINT EMPTY'),
                       ('MULTIPOINT (0 1,2 3)', 'MULTIPOINT (0 1,2 3)'),  # Not SF1.2 compliant but recognized
                       ('MULTIPOINT ((0 1),(2 3))', 'MULTIPOINT (0 1,2 3)'),
                       ('MULTIPOINT ((0 1),EMPTY)', 'MULTIPOINT (0 1)'),  # We don't output empty points in multipoint
                       ('MULTIPOINT (EMPTY,(0 1))', 'MULTIPOINT (0 1)'),  # We don't output empty points in multipoint
                       ('MULTIPOINT (EMPTY,(0 1),EMPTY)', 'MULTIPOINT (0 1)'),  # We don't output empty points in multipoint
                       ('MULTIPOINT Z ((0 1 2),(3 4 5))', 'MULTIPOINT (0 1 2,3 4 5)'),
                       ('MULTIPOINT M ((0 1 2),(3 4 5))', 'MULTIPOINT (0 1,3 4)'),
                       ('MULTIPOINT ZM ((0 1 2 3),(4 5 6 7))', 'MULTIPOINT (0 1 2,4 5 6)'),

                       ('MULTILINESTRING EMPTY', 'MULTILINESTRING EMPTY'),
                       ('MULTILINESTRING (EMPTY)', 'MULTILINESTRING EMPTY'),
                       ('MULTILINESTRING Z EMPTY', 'MULTILINESTRING EMPTY'),
                       ('MULTILINESTRING Z (EMPTY)', 'MULTILINESTRING EMPTY'),
                       ('MULTILINESTRING M EMPTY', 'MULTILINESTRING EMPTY'),
                       ('MULTILINESTRING ZM EMPTY', 'MULTILINESTRING EMPTY'),
                       ('MULTILINESTRING ((0 1,2 3,4 5,0 1))', 'MULTILINESTRING ((0 1,2 3,4 5,0 1))'),
                       ('MULTILINESTRING ((0 1,2 3,4 5,0 1),EMPTY)', 'MULTILINESTRING ((0 1,2 3,4 5,0 1))'),
                       ('MULTILINESTRING (EMPTY,(0 1,2 3,4 5,0 1))', 'MULTILINESTRING ((0 1,2 3,4 5,0 1))'),
                       ('MULTILINESTRING (EMPTY,(0 1,2 3,4 5,0 1),EMPTY)', 'MULTILINESTRING ((0 1,2 3,4 5,0 1))'),
                       ('MULTILINESTRING Z ((0 1 10,2 3 20,4 5 30,0 1 10),(0 1 10,2 3 20,4 5 30,0 1 10))', 'MULTILINESTRING ((0 1 10,2 3 20,4 5 30,0 1 10),(0 1 10,2 3 20,4 5 30,0 1 10))'),
                       ('MULTILINESTRING M ((0 1 10,2 3 20,4 5 30,0 1 10))', 'MULTILINESTRING ((0 1,2 3,4 5,0 1))'),
                       ('MULTILINESTRING ZM ((0 1 10 100,2 3 20 200,4 5 30 300,0 1 10 10))', 'MULTILINESTRING ((0 1 10,2 3 20,4 5 30,0 1 10))'),

                       ('MULTIPOLYGON EMPTY', 'MULTIPOLYGON EMPTY'),
                       ('MULTIPOLYGON (EMPTY)', 'MULTIPOLYGON EMPTY'),
                       ('MULTIPOLYGON Z EMPTY', 'MULTIPOLYGON EMPTY'),
                       ('MULTIPOLYGON Z (EMPTY)', 'MULTIPOLYGON EMPTY'),
                       ('MULTIPOLYGON M EMPTY', 'MULTIPOLYGON EMPTY'),
                       ('MULTIPOLYGON ZM EMPTY', 'MULTIPOLYGON EMPTY'),
                       ('MULTIPOLYGON ((EMPTY))', 'MULTIPOLYGON EMPTY'),
                       ('MULTIPOLYGON (((0 1,2 3,4 5,0 1)))', 'MULTIPOLYGON (((0 1,2 3,4 5,0 1)))'),
                       ('MULTIPOLYGON (((0 1,2 3,4 5,0 1)),((2 3,4 5,6 7,2 3)))', 'MULTIPOLYGON (((0 1,2 3,4 5,0 1)),((2 3,4 5,6 7,2 3)))'),
                       ('MULTIPOLYGON (((0 1,2 3,4 5,0 1),(2 3,4 5,6 7,2 3)))', 'MULTIPOLYGON (((0 1,2 3,4 5,0 1),(2 3,4 5,6 7,2 3)))'),
                       ('MULTIPOLYGON (((0 1,2 3,4 5,0 1)),EMPTY)', 'MULTIPOLYGON (((0 1,2 3,4 5,0 1)))'),
                       ('MULTIPOLYGON (((0 1,2 3,4 5,0 1),EMPTY))', 'MULTIPOLYGON (((0 1,2 3,4 5,0 1)))'),
                       ('MULTIPOLYGON ((EMPTY,(0 1,2 3,4 5,0 1)))', 'MULTIPOLYGON EMPTY'),
                       ('MULTIPOLYGON (((0 1,2 3,4 5,0 1),EMPTY,(2 3,4 5,6 7,2 3)))', 'MULTIPOLYGON (((0 1,2 3,4 5,0 1),(2 3,4 5,6 7,2 3)))'),
                       ('MULTIPOLYGON (((0 1,2 3,4 5,0 1)),((0 1,2 3,4 5,0 1),(2 3,4 5,6 7,2 3)))', 'MULTIPOLYGON (((0 1,2 3,4 5,0 1)),((0 1,2 3,4 5,0 1),(2 3,4 5,6 7,2 3)))'),
                       ('MULTIPOLYGON (EMPTY,((0 1,2 3,4 5,0 1)))', 'MULTIPOLYGON (((0 1,2 3,4 5,0 1)))'),
                       ('MULTIPOLYGON (((0 1,2 3,4 5,0 1)),EMPTY)', 'MULTIPOLYGON (((0 1,2 3,4 5,0 1)))'),
                       ('MULTIPOLYGON Z (((0 1 10,2 3 20,4 5 30,0 1 10)),((0 1 10,2 3 20,4 5 30,0 1 10)))', 'MULTIPOLYGON (((0 1 10,2 3 20,4 5 30,0 1 10)),((0 1 10,2 3 20,4 5 30,0 1 10)))'),
                       ('MULTIPOLYGON M (((0 1 10,2 3 20,4 5 30,0 1 10)))', 'MULTIPOLYGON (((0 1,2 3,4 5,0 1)))'),
                       ('MULTIPOLYGON ZM (((0 1 10 100,2 3 20 200,4 5 30 300,0 1 10 10)))', 'MULTIPOLYGON (((0 1 10,2 3 20,4 5 30,0 1 10)))'),

                       ('GEOMETRYCOLLECTION EMPTY', 'GEOMETRYCOLLECTION EMPTY'),
                       ('GEOMETRYCOLLECTION Z EMPTY', 'GEOMETRYCOLLECTION EMPTY'),
                       ('GEOMETRYCOLLECTION M EMPTY', 'GEOMETRYCOLLECTION EMPTY'),
                       ('GEOMETRYCOLLECTION ZM EMPTY', 'GEOMETRYCOLLECTION EMPTY'),
                       ('GEOMETRYCOLLECTION Z (POINT Z (0 1 2),LINESTRING Z (0 1 2,3 4 5))', 'GEOMETRYCOLLECTION (POINT (0 1 2),LINESTRING (0 1 2,3 4 5))'),
                       ('GEOMETRYCOLLECTION M (POINT M (0 1 2),LINESTRING M (0 1 2,3 4 5))', 'GEOMETRYCOLLECTION (POINT (0 1),LINESTRING (0 1,3 4))'),
                       ('GEOMETRYCOLLECTION ZM (POINT ZM (0 1 2 10),LINESTRING ZM (0 1 2 10,3 4 5 20))', 'GEOMETRYCOLLECTION (POINT (0 1 2),LINESTRING (0 1 2,3 4 5))'),

                       ('GEOMETRYCOLLECTION (POINT EMPTY,LINESTRING EMPTY,POLYGON EMPTY,MULTIPOINT EMPTY,MULTILINESTRING EMPTY,MULTIPOLYGON EMPTY,GEOMETRYCOLLECTION EMPTY)',
                        'GEOMETRYCOLLECTION (POINT EMPTY,LINESTRING EMPTY,POLYGON EMPTY,MULTIPOINT EMPTY,MULTILINESTRING EMPTY,MULTIPOLYGON EMPTY,GEOMETRYCOLLECTION EMPTY)'),
                       ('GEOMETRYCOLLECTION (POINT Z EMPTY,LINESTRING Z EMPTY,POLYGON Z EMPTY,MULTIPOINT Z EMPTY,MULTILINESTRING Z EMPTY,MULTIPOLYGON Z EMPTY,GEOMETRYCOLLECTION Z EMPTY)',
                        'GEOMETRYCOLLECTION (POINT EMPTY,LINESTRING EMPTY,POLYGON EMPTY,MULTIPOINT EMPTY,MULTILINESTRING EMPTY,MULTIPOLYGON EMPTY,GEOMETRYCOLLECTION EMPTY)'),

                       # Not SF1.2 compliant but recognized
                       ('GEOMETRYCOLLECTION (POINT(EMPTY),LINESTRING(EMPTY),POLYGON(EMPTY),MULTIPOINT(EMPTY),MULTILINESTRING(EMPTY),MULTIPOLYGON(EMPTY),GEOMETRYCOLLECTION(EMPTY))',
                        'GEOMETRYCOLLECTION (POINT EMPTY,LINESTRING EMPTY,POLYGON EMPTY,MULTIPOINT EMPTY,MULTILINESTRING EMPTY,MULTIPOLYGON EMPTY,GEOMETRYCOLLECTION EMPTY)'),

                       ('CURVEPOLYGON EMPTY', 'CURVEPOLYGON EMPTY'),
                       ('CURVEPOLYGON (EMPTY)', 'CURVEPOLYGON EMPTY'),

                       ('MULTICURVE EMPTY', 'MULTICURVE EMPTY'),
                       ('MULTICURVE (EMPTY)', 'MULTICURVE EMPTY'),

                       ('MULTISURFACE EMPTY', 'MULTISURFACE EMPTY'),
                       ('MULTISURFACE (EMPTY)', 'MULTISURFACE EMPTY'),
                      ]

    for wkt_tuple in list_wkt_tuples:
        geom = ogr.CreateGeometryFromWkt(wkt_tuple[0])
        assert geom is not None, ('could not instantiate geometry %s' % wkt_tuple[0])
        out_wkt = geom.ExportToWkt()
        assert out_wkt == wkt_tuple[1], \
            ('in=%s, out=%s, expected=%s.' % (wkt_tuple[0], out_wkt,
                                                 wkt_tuple[1]))

    
###############################################################################
# Test that importing the wkb that would be equivalent to MULTIPOINT(POLYGON((0 0))
# doesn't work


def test_ogr_wkbwkt_test_import_bad_multipoint_wkb():

    import struct
    wkb = struct.pack('B' * 30, 0, 0, 0, 0, 6, 0, 0, 0, 1, 0, 0, 0, 0, 1, 64, 0, 0, 0, 0, 0, 0, 0, 64, 0, 0, 0, 0, 0, 0, 0)
    gdal.PushErrorHandler('CPLQuietErrorHandler')
    geom = ogr.CreateGeometryFromWkb(wkb)
    gdal.PopErrorHandler()
    assert geom is None

###############################################################################
# Test WKT -> WKB -> WKT roundtripping for GEOMETRYCOLLECTION


def test_ogr_wkbwkt_test_geometrycollection_wktwkb():

    wkt_list = ['GEOMETRYCOLLECTION (POINT (0 1))',
                'GEOMETRYCOLLECTION (LINESTRING (0 1,2 3))',
                'GEOMETRYCOLLECTION (POLYGON ((0 0,0 1,1 1,0 0)))',
                'GEOMETRYCOLLECTION (MULTIPOINT (0 1))',
                'GEOMETRYCOLLECTION (MULTILINESTRING ((0 1,2 3)))',
                'GEOMETRYCOLLECTION (MULTIPOLYGON (((0 0,0 1,1 1,0 0))))',
                'GEOMETRYCOLLECTION (GEOMETRYCOLLECTION (POINT (0 1)))',
                'GEOMETRYCOLLECTION (CIRCULARSTRING (0 0,1 0,0 0))',
                'GEOMETRYCOLLECTION (COMPOUNDCURVE ((0 0,1 0,0 0)))',
                'GEOMETRYCOLLECTION (CURVEPOLYGON ((0 0,0 1,1 1,0 0)))',
                'GEOMETRYCOLLECTION (MULTICURVE ((0 0,0 1,1 1,0 0)))',
                'GEOMETRYCOLLECTION (MULTISURFACE (((0 0,0 1,1 1,0 0))))',
               ]
    for wkt in wkt_list:
        g = ogr.CreateGeometryFromWkt(wkt)
        wkb = g.ExportToWkb()
        g = ogr.CreateGeometryFromWkb(wkb)
        wkt2 = g.ExportToWkt()
        assert wkt == wkt2, ('fail for %s' % wkt)

    
###############################################################################
# Test that importing too nested WKT doesn't cause stack overflows


def test_ogr_wkbwkt_test_geometrycollection_wkt_recursion():

    wkt = 'GEOMETRYCOLLECTION (' * 31 + 'GEOMETRYCOLLECTION EMPTY' + ')' * 31

    geom = ogr.CreateGeometryFromWkt(wkt)
    assert geom.ExportToWkt() == wkt, ('expected %s' % wkt)

    wkt = 'GEOMETRYCOLLECTION (' * 32 + 'GEOMETRYCOLLECTION EMPTY' + ')' * 32

    gdal.PushErrorHandler('CPLQuietErrorHandler')
    geom = ogr.CreateGeometryFromWkt(wkt)
    gdal.PopErrorHandler()
    assert geom is None, 'expected None'

###############################################################################
# Test that importing too nested WKB doesn't cause stack overflows


def test_ogr_wkbwkt_test_geometrycollection_wkb_recursion():

    import struct
    wkb_repeat = struct.pack('B' * 9, 0, 0, 0, 0, 7, 0, 0, 0, 1)
    wkb_end = struct.pack('B' * 9, 0, 0, 0, 0, 7, 0, 0, 0, 0)

    wkb = wkb_repeat * 31 + wkb_end

    geom = ogr.CreateGeometryFromWkb(wkb)
    assert geom is not None, 'expected a geometry'

    wkb = struct.pack('B' * 0) + wkb_repeat * 32 + wkb_end

    gdal.PushErrorHandler('CPLQuietErrorHandler')
    geom = ogr.CreateGeometryFromWkb(wkb)
    gdal.PopErrorHandler()
    assert geom is None, 'expected None'

###############################################################################
# Test ISO WKT compliant export of MULTIPOINT


def test_ogr_wkbwkt_export_wkt_iso_multipoint():

    wkt = 'MULTIPOINT ((0 0),(1 1))'
    g = ogr.CreateGeometryFromWkt(wkt)
    out_wkt = g.ExportToIsoWkt()
    assert out_wkt == wkt

###############################################################################
# Test exporting WKT with non finite values (#6319)


def test_ogr_wkt_inf_nan():

    g = ogr.Geometry(ogr.wkbPoint)
    g.AddPoint(float('inf'), float('-inf'), float('nan'))
    out_wkt = g.ExportToWkt()
    assert out_wkt == 'POINT (inf -inf nan)'

###############################################################################
# Test corrupted WKT


def test_ogr_wkt_multicurve_compoundcurve_corrupted():

    with gdaltest.error_handler():
        g = ogr.CreateGeometryFromWkt('MULTICURVE(COMPOUNDCURVE')
    assert g is None

###############################################################################
# Test corrupted WKT


def test_ogr_wkt_multipolygon_corrupted():

    with gdaltest.error_handler():
        g = ogr.CreateGeometryFromWkt('MULTIPOLYGON(POLYGON((N')
    assert g is None

###############################################################################
# When imported build a list of units based on the files available.

# print 'hit enter'
# sys.stdin.readline()



