def test_create_unique_autosave_filename(mocker, in_mapping, on_disk):
"""Test that AutosaveForStack.create_unique_autosave_filename() returns
a file name in the autosave directory with the same base name as the
original file name, unless that already exists in the autosave mapping
or on disk."""
def new_exists(path):
if path == osp.join('autosave', 'ham.py'):
return on_disk
else:
return False
mocker.patch('os.path.exists', side_effect=new_exists)
addon = AutosaveForStack(mocker.Mock())
if in_mapping:
addon.name_mapping = {
osp.join('somedir', 'ham.py'): osp.join('autosave', 'ham.py')
}
autosave_filename = addon.create_unique_autosave_filename(
osp.join('orig', 'ham.py'), 'autosave')
if in_mapping or on_disk:
assert autosave_filename == osp.join('autosave', 'ham-1.py')
else:
assert autosave_filename == osp.join('autosave', 'ham.py')
def test_get_autosave_filename(mocker, tmpdir):
"""Test that AutosaveForStack.get_autosave_filename returns a consistent
and unique name for the autosave file is returned."""
addon = AutosaveForStack(mocker.Mock())
mocker.patch('spyder.plugins.editor.utils.autosave.get_conf_path',
return_value=str(tmpdir))
expected = str(tmpdir.join('foo.py'))
assert addon.get_autosave_filename('foo.py') == expected
expected2 = str(tmpdir.join('foo-1.py'))
assert addon.get_autosave_filename('foo.py') == expected
assert addon.get_autosave_filename('ham/foo.py') == expected2
def test_save_autosave_mapping_with_nonempty_mapping(mocker, tmpdir):
"""Test that save_autosave_mapping() writes the current autosave mapping
to the correct file if the mapping is not empty."""
mocker.patch('os.getpid', return_value=42)
mocker.patch('spyder.plugins.editor.utils.autosave.get_conf_path',
return_value=str(tmpdir))
addon = AutosaveForStack(None)
addon.name_mapping = {'orig': 'autosave'}
addon.save_autosave_mapping()
pidfile = tmpdir.join('pid42.txt')
assert ast.literal_eval(pidfile.read()) == addon.name_mapping
def test_autosave_file_renamed(mocker, tmpdir, have_hash):
"""Test that AutosaveForStack.file_renamed removes the old autosave file,
creates a new one, and updates `name_mapping` and `file_hashes`."""
mock_remove = mocker.patch('os.remove')
mocker.patch('spyder.plugins.editor.utils.autosave.get_conf_path',
return_value=str(tmpdir))
mock_editor = mocker.Mock()
mock_fileinfo = mocker.Mock(editor=mock_editor,
filename='new_foo.py',
newly_created=False)
mock_document = mocker.Mock()
mock_fileinfo.editor.document.return_value = mock_document
mock_stack = mocker.Mock(data=[mock_fileinfo])
mock_stack.has_filename.return_value = 0
mock_stack.compute_hash.return_value = 3
addon = AutosaveForStack(mock_stack)
old_autosavefile = str(tmpdir.join('old_foo.py'))
new_autosavefile = str(tmpdir.join('new_foo.py'))
addon.name_mapping = {'old_foo.py': old_autosavefile}
addon.file_hashes = {'old_foo.py': 1, old_autosavefile: 42}
if have_hash:
addon.file_hashes = {'old_foo.py': 1, old_autosavefile: 42}
else:
addon.file_hashes = {old_autosavefile: 42}
addon.file_renamed('old_foo.py', 'new_foo.py')
mock_remove.assert_any_call(old_autosavefile)
mock_stack._write_to_file.assert_called_with(mock_fileinfo,
new_autosavefile)
assert addon.name_mapping == {'new_foo.py': new_autosavefile}
if have_hash:
assert addon.file_hashes == {'new_foo.py': 1, new_autosavefile: 3}
else:
assert addon.file_hashes == {new_autosavefile: 3}
def test_save_autosave_mapping_with_empty_mapping(mocker, tmpdir,
pidfile_exists):
"""Test that save_autosave_mapping() does not write the pidfile if the
mapping is empty, and that is removes the pidfile if it exists."""
mocker.patch('os.getpid', return_value=42)
mocker.patch('spyder.plugins.editor.utils.autosave.get_conf_path',
return_value=str(tmpdir))
addon = AutosaveForStack(None)
addon.name_mapping = {}
pidfile = tmpdir.join('pid42.txt')
if pidfile_exists:
pidfile.write('This is an ex-parrot!')
addon.save_autosave_mapping()
assert not pidfile.check()
def test_autosave_remove_autosave_file(mocker, exception):
"""Test that AutosaveForStack.remove_autosave_file removes the autosave
file and that an error dialog is displayed if an exception is raised."""
mock_remove = mocker.patch('os.remove')
if exception:
mock_remove.side_effect = EnvironmentError()
mock_dialog = mocker.patch(
'spyder.plugins.editor.utils.autosave.AutosaveErrorDialog')
mock_stack = mocker.Mock()
fileinfo = mocker.Mock()
fileinfo.filename = 'orig'
addon = AutosaveForStack(mock_stack)
addon.name_mapping = {'orig': 'autosave'}
addon.remove_autosave_file(fileinfo)
mock_remove.assert_called_with('autosave')
assert mock_dialog.called == exception
def test_autosave(mocker, have_hash):
"""Test that AutosaveForStack.maybe_autosave writes the contents to the
autosave file and updates the file_hashes."""
mock_editor = mocker.Mock()
mock_fileinfo = mocker.Mock(editor=mock_editor,
filename='orig',
newly_created=False)
mock_document = mocker.Mock()
mock_fileinfo.editor.document.return_value = mock_document
mock_stack = mocker.Mock(data=[mock_fileinfo])
addon = AutosaveForStack(mock_stack)
addon.name_mapping = {'orig': 'autosave'}
addon.file_hashes = {'autosave': 2}
if have_hash:
addon.file_hashes['orig'] = 1
mock_stack.compute_hash.return_value = 3
addon.maybe_autosave(0)
mock_stack._write_to_file.assert_called_with(mock_fileinfo, 'autosave')
mock_stack.compute_hash.assert_called_with(mock_fileinfo)
if have_hash:
assert addon.file_hashes == {'orig': 1, 'autosave': 3}
else:
assert addon.file_hashes == {'autosave': 3}
def test_autosave_remove_autosave_file(mocker, exception):
"""Test that AutosaveForStack.remove_autosave_file removes the autosave
file, that an error dialog is displayed if an exception is raised,
and that the autosave file is removed from `name_mapping` and
`file_hashes`."""
mock_remove = mocker.patch('os.remove')
if exception:
mock_remove.side_effect = OSError()
mock_dialog = mocker.patch(
'spyder.plugins.editor.utils.autosave.AutosaveErrorDialog')
mock_stack = mocker.Mock()
fileinfo = mocker.Mock()
fileinfo.filename = 'orig'
addon = AutosaveForStack(mock_stack)
addon.name_mapping = {'orig': 'autosave'}
addon.file_hashes = {'autosave': 42}
addon.remove_autosave_file(fileinfo.filename)
assert addon.name_mapping == {}
assert addon.file_hashes == {}
mock_remove.assert_any_call('autosave')
assert mock_dialog.called == exception
def test_autosave_remove_all_autosave_files(mocker, exception, errors):
"""
Test that ``remove_all_autosave_files`` succeeds and handles errors.
Check that AutosaveForStack.remove_all_autosave_files removes all
autosaves and that an error dialog is displayed if an exception is raised.
"""
mock_remove = mocker.patch('os.remove')
if exception:
mock_remove.side_effect = EnvironmentError()
mock_dialog = mocker.patch(
'spyder.plugins.editor.utils.autosave.AutosaveErrorDialog')
mock_stack = mocker.Mock()
addon = AutosaveForStack(mock_stack)
addon.name_mapping = {}
for idx in range(3):
addon.name_mapping['orig_' + str(idx)] = 'autosave_' + str(idx)
addon.remove_all_autosave_files(errors=errors)
assert addon.name_mapping == {}
assert mock_remove.call_count == 3
assert mock_remove.call_args_list == [(('autosave_' + str(idx), ), )
for idx in range(3)]
assert mock_dialog.called == (exception and errors == 'raise')