do not valid properties when remove cache for information

tests/test_option_setting.py

@@ -11,7 +11,7 @@ from tiramisu.setting import owners, groups
 from tiramisu import ChoiceOption, BoolOption, IntOption, FloatOption, \
     StrOption, OptionDescription, Leadership, Config, undefined, \
     Calculation, Params, ParamOption, ParamValue, ParamIndex, \
-    calc_value, calc_value_property_help
+    calc_value, calc_value_property_help, ParamInformation
 from tiramisu.error import PropertiesOptionError
 import warnings
 from .config import config_type, get_config
@@ -894,3 +894,18 @@ def test_settings_list_with_follower():
     cfg = Config(OptionDescription('root', 'root', [descr]))
     cfg.property.read_write()
     assert len(cfg.option('root').list('all')) == 2
+
+
+def return_none(*args):
+    return
+
+
+def test_settings_disable_set_information(config_type):
+    opt1 = StrOption('opt1', '', ['val'], multi=True)
+    opt2 = StrOption('opt2', '', default_multi='test', validators=[Calculation(return_none, Params((ParamInformation('key'))))], properties=frozenset([Calculation(return_none, Params((ParamInformation('key'))))]), multi=True)
+    od2 = Leadership('leadership', '', [opt1, opt2])
+    od1 = OptionDescription('root', '', [od2])
+    cfg = Config(od1)
+    cfg.property.read_only()
+    cfg.information.set('key', 'val')
+    assert cfg.value.dict() == {'leadership.opt1': [{'leadership.opt1': 'val', 'leadership.opt2': 'test'}]}

tiramisu/config.py

@@ -599,6 +599,7 @@ class _CommonConfig(_SubConfig):
             option_bag = OptionBag(option,
                                    None,
                                    config_bag,
+                                   properties=None,
                                    )
             self.reset_cache(option_bag)