def test_fetch_remote_sha_fail(remote_topology, mocker):
# Mock a SHA fail and check error message
mocker.patch('MDAnalysisData.base.urlretrieve')
mock_sha = mocker.patch('MDAnalysisData.base._sha256',
return_value='12345678')
with pytest.raises(IOError, match='.+? file may be corrupted'):
base._fetch_remote(remote_topology)
def test_fetch_remote_sha_success(remote_topology, mocker, dirname):
# Mocked offline successful remote
mocker.patch('MDAnalysisData.base.urlretrieve')
# Mock a SHA success
mocker.patch('MDAnalysisData.base._sha256',
return_value=remote_topology.checksum)
exp = os.path.join(dirname, remote_topology.filename)
assert base._fetch_remote(remote_topology, dirname=dirname) == exp
def test_fetch_remote(remote_topology, tmpdir):
filename = base._fetch_remote(remote_topology, dirname=str(tmpdir))
assert os.path.basename(filename) == remote_topology.filename
assert os.path.dirname(filename) == str(tmpdir)