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#
# diffoscope: in-depth comparison of files, archives, and directories
#
# Copyright © 2020 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 re
import pytest
from diffoscope.comparators.hdf import Hdf5File
from diffoscope.comparators.binary import FilesystemFile
from diffoscope.comparators.utils.specialize import specialize
from ..utils.data import load_fixture, get_data
from ..utils.tools import skip_unless_tools_exist, skip_unless_module_exists
from ..utils.nonexisting import assert_non_existing
hdf5_1 = load_fixture("test1.hdf5")
hdf5_2 = load_fixture("test2.hdf5")
re_normalise = re.compile(r'(HDF5 ")[^\"]+/([^\"]+")')
def hdf5_fixture(prefix):
@pytest.fixture
def hdf5d(tmpdir):
filename = str(tmpdir.join("{}.db".format(prefix)))
# Listed in debian/tests/control.in
import h5py
with h5py.File(filename, "w"):
pass
return specialize(FilesystemFile(filename))
return hdf5d
hdf5_1 = hdf5_fixture("test1")
hdf5_2 = hdf5_fixture("test2")
@skip_unless_module_exists("h5py")
def test_identification(hdf5_1):
assert isinstance(hdf5_1, Hdf5File)
@skip_unless_module_exists("h5py")
def test_no_differences(hdf5_1):
difference = hdf5_1.compare(hdf5_1)
assert difference is None
@pytest.fixture
def differences(hdf5_1, hdf5_2):
return hdf5_1.compare(hdf5_2).details
@skip_unless_tools_exist("h5dump")
@skip_unless_module_exists("h5py")
def test_diff(differences):
expected_diff = get_data("hdf5_expected_diff")
# Remove absolute build path
normalised = re_normalise.sub(
lambda m: m.group(1) + m.group(2), differences[0].unified_diff
)
assert normalised == expected_diff
@skip_unless_tools_exist("h5dump")
@skip_unless_module_exists("h5py")
def test_compare_non_existing(monkeypatch, hdf5_1):
assert_non_existing(monkeypatch, hdf5_1, has_null_source=False)
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