95 строки
3.4 KiB
Python
95 строки
3.4 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 SetupNoDataValueTest(TestCase):
|
|
def setUp(self):
|
|
self.DEFAULT_OPTIONS = {
|
|
"srcnodata": None,
|
|
"verbose": True,
|
|
}
|
|
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.RasterCount = self.RASTER_COUNT
|
|
self.mock_dataset.GetRasterBand().GetNoDataValue = mock.MagicMock(
|
|
side_effect=self.nodata_in_input
|
|
)
|
|
|
|
def test_reads_values_from_input_dataset(self):
|
|
nodata = gdal2tiles.setup_no_data_values(
|
|
self.mock_dataset, self.DEFAULT_ATTRDICT_OPTIONS
|
|
)
|
|
|
|
self.assertEqual(nodata, self.nodata_in_input)
|
|
|
|
def test_uses_the_passed_arguments_in_priority(self):
|
|
arg_nodata = "0,2,4,8"
|
|
self.DEFAULT_ATTRDICT_OPTIONS["srcnodata"] = arg_nodata
|
|
|
|
nodata = gdal2tiles.setup_no_data_values(
|
|
self.mock_dataset, self.DEFAULT_ATTRDICT_OPTIONS
|
|
)
|
|
|
|
self.assertEqual(nodata, [float(x) for x in arg_nodata.split(",")])
|
|
|
|
def test_extends_passed_arguments_if_not_enough_values_given(self):
|
|
def test_with_args(arg_nodata):
|
|
self.DEFAULT_ATTRDICT_OPTIONS["srcnodata"] = arg_nodata
|
|
|
|
nodata = gdal2tiles.setup_no_data_values(
|
|
self.mock_dataset, self.DEFAULT_ATTRDICT_OPTIONS
|
|
)
|
|
|
|
extended_args = ",".join([arg_nodata] * self.RASTER_COUNT)
|
|
|
|
self.assertEqual(
|
|
nodata,
|
|
[float(x) for x in extended_args.split(",")][: self.RASTER_COUNT],
|
|
)
|
|
|
|
test_with_args("0,2,4")
|
|
test_with_args("0,2")
|
|
test_with_args("0")
|