diff --git a/test/new_api/test_option_type.py b/test/new_api/test_option_type.py
new file mode 100644
index 0000000..c55c663
--- /dev/null
+++ b/test/new_api/test_option_type.py
@@ -0,0 +1,134 @@
+# coding: utf-8
+"frozen and hidden values"
+from .autopath import do_autopath
+do_autopath()
+
+from py.test import raises
+
+from tiramisu import ChoiceOption, BoolOption, IntOption, FloatOption, \
+    PasswordOption, StrOption, DateOption, OptionDescription, Config, getapi
+from tiramisu.error import PropertiesOptionError
+
+
+def make_description():
+    gcoption = ChoiceOption('name', 'GC name', ('ref', 'framework'), 'ref')
+    gcdummy = BoolOption('dummy', 'dummy', default=False, properties=(('hidden'),))
+    objspaceoption = ChoiceOption('objspace', 'Object space',
+                                  ('std', 'thunk'), ['std'], multi=True)
+    booloption = BoolOption('bool', 'Test boolean option', default=True)
+    intoption = IntOption('int', 'Test int option', default=0)
+    floatoption = FloatOption('float', 'Test float option', default=2.3)
+    stroption = StrOption('str', 'Test string option', default="abc")
+
+    wantref_option = BoolOption('wantref', 'Test requires', default=False,
+                                requires=({'option': gcoption, 'expected': 'ref', 'action': 'hidden'},))
+    wantframework_option = BoolOption('wantframework', 'Test requires',
+                                      default=False,
+                                      requires=({'option': gcoption, 'expected': 'framework', 'action': 'hidden'},))
+
+    # ____________________________________________________________
+    booloptiontwo = BoolOption('booltwo', 'Test boolean option two', default=False)
+    subgroup = OptionDescription('subgroup', '', [booloptiontwo])
+    # ____________________________________________________________
+
+    gcgroup = OptionDescription('gc', '', [subgroup, gcoption, gcdummy, floatoption])
+    descr = OptionDescription('trs', '', [gcgroup, booloption, objspaceoption,
+                                          wantref_option, stroption,
+                                          wantframework_option,
+                                          intoption])
+    return descr
+
+
+# ____________________________________________________________
+def test_is_hidden():
+    descr = make_description()
+    api = getapi(Config(descr))
+    api.property.read_write()
+    assert not 'frozen' in api.option('gc.dummy').property.get()
+    # setattr
+    raises(PropertiesOptionError, "api.option('gc.dummy').value.get() == False")
+    # getattr
+    raises(PropertiesOptionError, "api.option('gc.dummy').value.get()")
+
+
+def test_group_is_hidden():
+    descr = make_description()
+    api = getapi(Config(descr))
+    api.property.read_write()
+    api.option('gc').property.add('hidden')
+    raises(PropertiesOptionError, "api.option('gc.dummy').value.get()")
+    assert 'hidden' in api.option('gc').property.get()
+    raises(PropertiesOptionError, "api.option('gc.float').value.get()")
+    # manually set the subconfigs to "show"
+    api.option('gc').property.pop('hidden')
+    assert not 'hidden' in api.option('gc').property.get()
+    assert api.option('gc.float').value.get() == 2.3
+    #dummy est en hide
+    prop = []
+    try:
+        api.option('gc.dummy').value.set(False)
+    except PropertiesOptionError as err:
+        prop = err.proptype
+    assert 'hidden' in prop
+
+
+def test_group_is_hidden_multi():
+    descr = make_description()
+    api = getapi(Config(descr))
+    api.property.read_write()
+    api.option('objspace').property.add('hidden')
+    raises(PropertiesOptionError, "api.option('objspace').value.get()")
+    assert 'hidden' in api.option('objspace').property.get()
+    prop = []
+    try:
+        api.option('objspace').value.set(['std'])
+    except PropertiesOptionError as err:
+        prop = err.proptype
+    assert 'hidden' in prop
+    api.option('objspace').property.pop('hidden')
+    assert not 'hidden' in api.option('objspace').property.get()
+    api.option('objspace').value.set(['std', 'std'])
+
+
+def test_global_show():
+    descr = make_description()
+    api = getapi(Config(descr))
+    api.property.read_write()
+    api.option('gc.dummy').property.add('hidden')
+    assert 'hidden' in api.option('gc.dummy').property.get()
+    raises(PropertiesOptionError, "api.option('gc.dummy').value.get() == False")
+
+
+def test_with_many_subgroups():
+    descr = make_description()
+    api = getapi(Config(descr))
+    #booltwo = config.unwrap_from_path('gc.subgroup.booltwo')
+    #setting = config.cfgimpl_get_settings()
+    assert not 'hidden' in api.option('gc.subgroup.booltwo').property.get()
+    assert api.option('gc.subgroup.booltwo').value.get() is False
+    api.option('gc.subgroup.booltwo').property.add('hidden')
+
+
+def test_password_option():
+    o = PasswordOption('o', '')
+    d = OptionDescription('d', '', [o])
+    api = getapi(Config(d))
+
+    api.option('o').value.set('a_valid_password')
+    raises(ValueError, "api.option('o').value.set(1)")
+
+
+def test_date_option():
+    o = DateOption('o', '')
+    d = OptionDescription('d', '', [o])
+    api = getapi(Config(d))
+
+    api.option('o').value.set('2017-02-04')
+    api.option('o').value.set('2017-2-4')
+    raises(ValueError, "api.option('o').value.set(1)")
+    raises(ValueError, "api.option('o').value.set('2017-13-20')")
+    raises(ValueError, "api.option('o').value.set('2017-11-31')")
+    raises(ValueError, "api.option('o').value.set('2017-12-32')")
+    raises(ValueError, "api.option('o').value.set('2017-2-29')")
+    raises(ValueError, "api.option('o').value.set('2-2-2017')")
+    raises(ValueError, "api.option('o').value.set('2017/2/2')")
diff --git a/tiramisu/value.py b/tiramisu/value.py
index 628610b..fa47d4d 100644
--- a/tiramisu/value.py
+++ b/tiramisu/value.py
@@ -78,7 +78,6 @@ class Values(object):
         :param self_properties: properties for this `Option`
         :param index: index for a slave `Option`
         :param display_warnings: display warnings or not
-        :param trusted_cached_properties: get value from cache but not store it to value
 
         :returns: value
         """
@@ -703,7 +702,6 @@ class Values(object):
         setting_properties.update(['mandatory', 'empty'])
         config_bag.setting_properties = frozenset(setting_properties)
         config_bag.force_permissive = True
-        config_bag.trusted_cached_properties = False
         config_bag.display_warnings = False
         def _mandatory_warnings(description, currpath, config):
             is_masterslaves = description.is_masterslaves()