gdal/autotest/pyscripts/gdal2tiles/test_setup_input_srs.py

114 строки
4.6 KiB
Python

#!/usr/bin/env pytest
# -*- coding: utf-8 -*-
###############################################################################
# $Id$
#
# Project: GDAL/OGR Test Suite
# Purpose: gdal2tiles.py testing
# Author: Gregory Bataille <gregory.bataille@gmail.com>
#
###############################################################################
# Copyright (c) 2017, Gregory Bataille <gregory.bataille@gmail.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
# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
# DEALINGS IN THE SOFTWARE.
###############################################################################
from unittest import TestCase, mock
from osgeo_utils import gdal2tiles
class AttrDict(dict):
def __init__(self, *args, **kwargs):
super(AttrDict, self).__init__(*args, **kwargs)
self.__dict__ = self
class SetupInputSrsTest(TestCase):
def setUp(self):
self.DEFAULT_OPTIONS = {
"s_srs": None,
}
self.DEFAULT_ATTRDICT_OPTIONS = AttrDict(self.DEFAULT_OPTIONS)
self.nodata_in_input = [1, 2, 3, 4]
self.RASTER_COUNT = 4
self.mock_dataset = mock.MagicMock()
self.mock_dataset.GetRasterBand().GetNoDataValue = mock.MagicMock(
side_effect=self.nodata_in_input
)
@mock.patch("osgeo_utils.gdal2tiles.osr")
def test_reads_values_from_input_dataset_with_projection_when_no_options(
self, mock_osr
):
expected_srs = mock.MagicMock()
expected_wkt = "expected_wkt"
self.mock_dataset.GetProjection = mock.MagicMock(return_value=expected_wkt)
mock_osr.SpatialReference = mock.MagicMock(return_value=expected_srs)
input_srs, input_srs_wkt = gdal2tiles.setup_input_srs(
self.mock_dataset, self.DEFAULT_ATTRDICT_OPTIONS
)
self.assertEqual(input_srs, expected_srs)
self.assertEqual(input_srs_wkt, expected_wkt)
mock_osr.SpatialReference().ImportFromWkt.assert_called_with(expected_wkt)
@mock.patch("osgeo_utils.gdal2tiles.osr")
def test_reads_values_from_input_dataset_wout_projection_with_gcps_when_no_options(
self, mock_osr
):
expected_wkt = "expected_wkt"
expected_srs = mock.MagicMock()
self.mock_dataset.GetProjection = mock.MagicMock(return_value=None)
self.mock_dataset.GetGCPCount = mock.MagicMock(return_value=1)
self.mock_dataset.GetGCPProjection = mock.MagicMock(return_value=expected_wkt)
mock_osr.SpatialReference = mock.MagicMock(return_value=expected_srs)
input_srs, input_srs_wkt = gdal2tiles.setup_input_srs(
self.mock_dataset, self.DEFAULT_ATTRDICT_OPTIONS
)
self.assertEqual(input_srs, expected_srs)
self.assertEqual(input_srs_wkt, expected_wkt)
mock_osr.SpatialReference().ImportFromWkt.assert_called_with(expected_wkt)
# def test_reads_values_from_input_dataset_with_neither_project_nor_gcps(self):
@mock.patch("osgeo_utils.gdal2tiles.osr")
def test_uses_the_passed_arguments_in_priority(self, mock_osr):
option_srs = "o_srs"
self.DEFAULT_ATTRDICT_OPTIONS["s_srs"] = option_srs
expected_srs = mock.MagicMock()
expected_wkt = "expected_wkt"
mock_osr.SpatialReference = mock.MagicMock(return_value=expected_srs)
mock_osr.SpatialReference().ExportToWkt = mock.MagicMock(
return_value=expected_wkt
)
input_srs, input_srs_wkt = gdal2tiles.setup_input_srs(
self.mock_dataset, self.DEFAULT_ATTRDICT_OPTIONS
)
self.assertEqual(input_srs, expected_srs)
self.assertEqual(input_srs_wkt, expected_wkt)
mock_osr.SpatialReference().SetFromUserInput.assert_called_with(option_srs)