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# -*- coding: utf-8 -*-
#
# diffoscope: in-depth comparison of files, archives, and directories
#
# Copyright © 2015 Chris Lamb <lamby@debian.org>
#
# diffoscope is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# diffoscope 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with diffoscope. If not, see <https://www.gnu.org/licenses/>.
import pytest
from diffoscope.comparators.image import ICOImageFile
from utils.data import load_fixture, get_data
from utils.tools import skip_unless_tools_exist, skip_unless_tool_is_at_least
from test_jpeg_image import identify_version
image1 = load_fixture('test1.ico')
image2 = load_fixture('test2.ico')
image1_meta = load_fixture('test1_meta.ico')
image2_meta = load_fixture('test2_meta.ico')
def test_identification(image1):
assert isinstance(image1, ICOImageFile)
def test_no_differences(image1):
difference = image1.compare(image1)
assert difference is None
@pytest.fixture
def differences(image1, image2):
return image1.compare(image2).details
@skip_unless_tools_exist('img2txt', 'convert')
def test_diff(differences):
expected_diff = get_data('ico_image_expected_diff')
assert differences[0].unified_diff == expected_diff
@pytest.fixture
def differences_meta(image1_meta, image2_meta):
return image1_meta.compare(image2_meta).details
@skip_unless_tools_exist('img2txt', 'identify')
@skip_unless_tool_is_at_least('identify', identify_version, '6.9.6')
def test_diff_meta(differences_meta):
expected_diff = get_data('ico_image_meta_expected_diff')
assert differences_meta[-1].unified_diff == expected_diff
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