kiwi-el8/test/unit/utils_checksum_test.py

159 lines
4.7 KiB
Python

from mock import call
import mock
from .test_helper import *
from kiwi.exceptions import *
from kiwi.utils.checksum import Checksum
from builtins import bytes
class TestChecksum(object):
@patch('os.path.exists')
def setup(self, mock_exists):
self.context_manager_mock = mock.Mock()
self.file_mock = mock.Mock()
self.enter_mock = mock.Mock()
self.exit_mock = mock.Mock()
self.enter_mock.return_value = self.file_mock
setattr(self.context_manager_mock, '__enter__', self.enter_mock)
setattr(self.context_manager_mock, '__exit__', self.exit_mock)
read_results = [bytes(b''), bytes(b'data')]
def side_effect(arg):
return read_results.pop()
self.file_mock.read.side_effect = side_effect
mock_exists.return_value = True
self.checksum = Checksum('some-file')
@raises(KiwiFileNotFound)
def test_checksum_file_not_found(self):
Checksum('some-file')
@patch('kiwi.path.Path.which')
@patch('kiwi.utils.checksum.Compress')
@patch('hashlib.md5')
@patch('os.path.getsize')
@patch_open
def test_md5_xz(
self, mock_open, mock_size, mock_md5, mock_compress, mock_which
):
mock_which.return_value = 'factor'
compress = mock.Mock()
digest = mock.Mock()
digest.block_size = 1024
digest.hexdigest = mock.Mock(
return_value='sum'
)
compress.get_format = mock.Mock(
return_value='xz'
)
mock_open.return_value = self.context_manager_mock
mock_size.return_value = 1343225856
mock_md5.return_value = digest
mock_compress.return_value = compress
self.checksum.md5('outfile')
assert mock_open.call_args_list == [
call('some-file', 'rb'),
call('outfile', 'w')
]
self.file_mock.write.assert_called_once_with(
'sum 163968 8192 163968 8192\n'
)
@patch('kiwi.path.Path.which')
@patch('kiwi.utils.checksum.Compress')
@patch('hashlib.md5')
@patch('os.path.getsize')
@patch_open
def test_md5(
self, mock_open, mock_size, mock_md5, mock_compress, mock_which
):
mock_which.return_value = 'factor'
compress = mock.Mock()
digest = mock.Mock()
digest.block_size = 1024
digest.hexdigest = mock.Mock(
return_value='sum'
)
compress.get_format = mock.Mock(
return_value=None
)
mock_open.return_value = self.context_manager_mock
mock_size.return_value = 1343225856
mock_md5.return_value = digest
mock_compress.return_value = compress
self.checksum.md5('outfile')
assert mock_open.call_args_list == [
call('some-file', 'rb'),
call('outfile', 'w')
]
self.file_mock.write.assert_called_once_with(
'sum 163968 8192\n'
)
@patch('kiwi.path.Path.which')
@patch('kiwi.utils.checksum.Compress')
@patch('hashlib.sha256')
@patch('os.path.getsize')
@patch_open
def test_sha256(
self, mock_open, mock_size, mock_sha256, mock_compress, mock_which
):
mock_which.return_value = 'factor'
compress = mock.Mock()
digest = mock.Mock()
digest.block_size = 1024
digest.hexdigest = mock.Mock(
return_value='sum'
)
compress.get_format = mock.Mock(
return_value=None
)
mock_open.return_value = self.context_manager_mock
mock_size.return_value = 1343225856
mock_sha256.return_value = digest
mock_compress.return_value = compress
self.checksum.sha256('outfile')
assert mock_open.call_args_list == [
call('some-file', 'rb'),
call('outfile', 'w')
]
self.file_mock.write.assert_called_once_with(
'sum 163968 8192\n'
)
@patch('hashlib.sha256')
@patch_open
def test_sha256_plain(self, mock_open, mock_sha256):
digest = mock.Mock()
digest.block_size = 1024
digest.hexdigest = mock.Mock(
return_value='sum'
)
mock_sha256.return_value = digest
mock_open.return_value = self.context_manager_mock
assert self.checksum.sha256() == digest.hexdigest.return_value
@patch('hashlib.md5')
@patch_open
def test_md5_plain(self, mock_open, mock_md5):
digest = mock.Mock()
digest.block_size = 1024
digest.hexdigest = mock.Mock(
return_value='sum'
)
mock_md5.return_value = digest
mock_open.return_value = self.context_manager_mock
assert self.checksum.md5() == digest.hexdigest.return_value