def test_save_unable_to_write(mocked_logger):
"""When a settings object can't be written log an exception"""
settings = mu.settings.SettingsBase()
settings.filepath = os.curdir # this should fail on every platform
settings.save()
assert mocked_logger.exception.called
def test_save_unable_to_encode(mocked_logger, mocked_open):
"""When a settings object can't be written log an exception and exit"""
settings = mu.settings.SettingsBase()
settings.filepath = rstring()
settings[rstring()] = object()
settings.save()
assert not mocked_open.called
assert mocked_logger.exception.called
def test_save_no_filepath(mocked_logger):
"""When a settings object has no filepath save will warn and exit"""
settings = mu.settings.SettingsBase()
settings.as_string = mock.Mock()
settings.filepath = None # (just in case)
settings.save()
assert mocked_logger.warn.called
assert not settings.as_string.called
def test_save_only_changed(mocked_open):
"""When a settings object is saved only changed items are written"""
settings = mu.settings.SettingsBase()
settings.filepath = rstring()
settings.as_string = mock.Mock(return_value=rstring())
settings.save()
assert settings.as_string.called_with(changed_only=True)
assert mocked_open.called_with(settings.filepath, "w")
def test_save_readonly(mocked_logger):
"""When a settings object is readonly save will warn and exit"""
settings = mu.settings.SettingsBase()
settings.as_string = mock.Mock()
settings.readonly = True
settings.save()
assert mocked_logger.warn.called
assert not settings.as_string.called
