#!/usr/bin/env pytest
###############################################################################
# $Id: osr_micoordsys.py 2da6e90962a140a55650fd7ccf263cbf84c52b9c 2019-08-07 14:31:52 +1200 Craig de Stigter $
#
# Project:  GDAL/OGR Test Suite
# Purpose:  Test some MITAB specific translation issues.
# Author:   Even Rouault, <even dot rouault at spatialys.com>
#
###############################################################################
# Copyright (c) 2010, Even Rouault <even dot rouault at spatialys.com>
#
# Permission is hereby granted, free of charge, to any person obtaining a
# copy of this software and associated documentation files (the "Software"),
# to deal in the Software without restriction, including without limitation
# the rights to use, copy, modify, merge, publish, distribute, sublicense,
# and/or sell copies of the Software, and to permit persons to whom the
# Software is furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included
# in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
# DEALINGS IN THE SOFTWARE.
###############################################################################



from osgeo import osr
import pytest

###############################################################################
# Test the osr.SpatialReference.ImportFromMICoordSys() function.
#


def test_osr_micoordsys_1():

    srs = osr.SpatialReference()
    srs.ImportFromMICoordSys('Earth Projection 3, 62, "m", -117.474542888889, 33.7644620277778, 33.9036340277778, 33.6252900277778, 0, 0')

    if srs.GetProjParm(osr.SRS_PP_STANDARD_PARALLEL_1) != pytest.approx(33.9036340277778, abs=0.0000005) \
       or srs.GetProjParm(osr.SRS_PP_STANDARD_PARALLEL_2) != pytest.approx(33.6252900277778, abs=0.0000005) \
       or srs.GetProjParm(osr.SRS_PP_LATITUDE_OF_ORIGIN) != pytest.approx(33.7644620277778, abs=0.0000005) \
       or srs.GetProjParm(osr.SRS_PP_CENTRAL_MERIDIAN) != pytest.approx((-117.474542888889), abs=0.0000005) \
       or srs.GetProjParm(osr.SRS_PP_FALSE_EASTING) != pytest.approx(0.0, abs=0.0000005) \
       or srs.GetProjParm(osr.SRS_PP_FALSE_NORTHING) != pytest.approx(0.0, abs=0.0000005):
        print(srs.ExportToPrettyWkt())
        pytest.fail('Can not export Lambert Conformal Conic projection.')

    
###############################################################################
# Test the osr.SpatialReference.ExportToMICoordSys() function.
#


def test_osr_micoordsys_2():

    srs = osr.SpatialReference()
    srs.ImportFromWkt("""PROJCS["unnamed",GEOGCS["NAD27",\
    DATUM["North_American_Datum_1927",\
    SPHEROID["Clarke 1866",6378206.4,294.9786982139006,\
    AUTHORITY["EPSG","7008"]],AUTHORITY["EPSG","6267"]],\
    PRIMEM["Greenwich",0],UNIT["degree",0.0174532925199433],\
    AUTHORITY["EPSG","4267"]],PROJECTION["Lambert_Conformal_Conic_2SP"],\
    PARAMETER["standard_parallel_1",33.90363402777778],\
    PARAMETER["standard_parallel_2",33.62529002777778],\
    PARAMETER["latitude_of_origin",33.76446202777777],\
    PARAMETER["central_meridian",-117.4745428888889],\
    PARAMETER["false_easting",0],PARAMETER["false_northing",0],\
    UNIT["metre",1,AUTHORITY["EPSG","9001"]]]""")

    proj = srs.ExportToMICoordSys()

    assert proj == 'Earth Projection 3, 62, "m", -117.474542888889, 33.7644620277778, 33.9036340277778, 33.6252900277778, 0, 0', \
        'Can not import Lambert Conformal Conic projection.'

###############################################################################
# Test EPSG:3857
#


def test_osr_micoordsys_3():

    srs = osr.SpatialReference()
    srs.ImportFromEPSG(3857)

    proj = srs.ExportToMICoordSys()

    assert proj == 'Earth Projection 10, 157, "m", 0'

    srs = osr.SpatialReference()
    srs.ImportFromMICoordSys('Earth Projection 10, 157, "m", 0')
    wkt = srs.ExportToWkt()
    assert 'EXTENSION["PROJ4"' in wkt

    # Transform again to MITAB (we no longer have the EPSG code, so we rely on PROJ4 extension node)
    proj = srs.ExportToMICoordSys()

    assert proj == 'Earth Projection 10, 157, "m", 0'



