add PathConfig

test/test_cache.py

@@ -1,4 +1,7 @@
 # coding: utf-8
+
+from time import sleep, time
+from py.test import raises
 from .autopath import do_autopath
 do_autopath()
 
@@ -11,10 +14,11 @@ from tiramisu.error import ConfigError, PropertiesOptionError
 from tiramisu.setting import groups
 from tiramisu import undefined, Params, ParamValue, ParamOption
 from tiramisu.api import TIRAMISU_VERSION
+from tiramisu.storage import list_sessions
 
 
-from time import sleep, time
+def teardown_function(function):
-from py.test import raises
+    assert list_sessions() == [], 'session list is not empty when leaving "{}"'.format(function.__name__)
 
 
 global incr

test/test_choice_option.py

@@ -10,6 +10,11 @@ from tiramisu import Config
 from tiramisu.error import ConfigError
 from tiramisu import undefined, Params, ParamValue, ParamOption
 from tiramisu.api import TIRAMISU_VERSION
+from tiramisu.storage import list_sessions
+
+
+def teardown_function(function):
+    assert list_sessions() == [], 'session list is not empty when leaving "{}"'.format(function.__name__)
 
 
 def return_val(val):

test/test_config.py

@@ -14,6 +14,11 @@ from tiramisu.i18n import _
 from tiramisu import Config, IntOption, FloatOption, StrOption, ChoiceOption, \
     BoolOption, UnicodeOption, OptionDescription, undefined
 from tiramisu.error import ConflictError, ConfigError, PropertiesOptionError, APIError
+from tiramisu.storage import list_sessions
+
+
+def teardown_function(function):
+    assert list_sessions() == [], 'session list is not empty when leaving "{}"'.format(function.__name__)
 
 
 def make_description():

test/test_config_api.py

@@ -9,6 +9,11 @@ from tiramisu import Config, IntOption, FloatOption, StrOption, ChoiceOption, \
     PortOption, NetworkOption, NetmaskOption, BroadcastOption, \
     DomainnameOption, OptionDescription
 from tiramisu.error import PropertiesOptionError
+from tiramisu.storage import list_sessions
+
+
+def teardown_function(function):
+    assert list_sessions() == [], 'session list is not empty when leaving "{}"'.format(function.__name__)
 
 
 def make_description():

test/test_config_domain.py

@@ -8,6 +8,11 @@ from tiramisu import Config
 from tiramisu.option import DomainnameOption, EmailOption, URLOption, OptionDescription
 from tiramisu.error import ValueWarning
 from tiramisu.i18n import _
+from tiramisu.storage import list_sessions
+
+
+def teardown_function(function):
+    assert list_sessions() == [], 'session list is not empty when leaving "{}"'.format(function.__name__)
 
 
 def test_domainname():

test/test_config_ip.py

@@ -6,6 +6,11 @@ from py.test import raises
 from tiramisu import Config ,IPOption, NetworkOption, NetmaskOption, \
     PortOption, BroadcastOption, OptionDescription
 from tiramisu.error import ValueWarning
+from tiramisu.storage import list_sessions
+
+
+def teardown_function(function):
+    assert list_sessions() == [], 'session list is not empty when leaving "{}"'.format(function.__name__)
 
 
 def test_ip():

test/test_dereference.py

@@ -1,11 +1,16 @@
 # coding: utf-8
 from .autopath import do_autopath
 do_autopath()
+import weakref
 
 from tiramisu import BoolOption, IntOption, StrOption, IPOption, NetmaskOption, \
                      SymLinkOption, OptionDescription, DynOptionDescription, submulti, \
                      Config, GroupConfig, MetaConfig, Params, ParamOption
-import weakref
+from tiramisu.storage import list_sessions
+
+
+def teardown_function(function):
+    assert list_sessions() == [], 'session list is not empty when leaving "{}"'.format(function.__name__)
 
 
 IS_DEREFABLE = True

test/test_duplicate_config.py

@@ -1,13 +1,18 @@
 # coding: utf-8
 from .autopath import do_autopath
 do_autopath()
+from py.test import raises
 
 from tiramisu.setting import groups
 from tiramisu import Config, MetaConfig
 from tiramisu import ChoiceOption, BoolOption, IntOption, \
     StrOption, OptionDescription
 from .test_state import _diff_opts, _diff_conf
-from py.test import raises
+from tiramisu.storage import list_sessions
+
+
+def teardown_function(function):
+    assert list_sessions() == [], 'session list is not empty when leaving "{}"'.format(function.__name__)
 
 
 def make_description():

test/test_dyn_optiondescription.py

@@ -1,6 +1,7 @@
 # coding: utf-8
 from .autopath import do_autopath
 do_autopath()
+from py.test import raises
 
 from tiramisu.setting import groups, owners
 from tiramisu import BoolOption, StrOption, ChoiceOption, IPOption, \
@@ -10,8 +11,11 @@ from tiramisu import BoolOption, StrOption, ChoiceOption, IPOption, \
     OptionDescription, DynOptionDescription, DynSymLinkOption, submulti, MasterSlaves, \
     Config, Params, ParamOption, ParamValue
 from tiramisu.error import PropertiesOptionError, ConfigError, ConflictError
+from tiramisu.storage import list_sessions
 
-from py.test import raises
+
+def teardown_function(function):
+    assert list_sessions() == [], 'session list is not empty when leaving "{}"'.format(function.__name__)
 
 
 def return_true(value, param=None, suffix=None):

test/test_freeze.py

@@ -10,6 +10,11 @@ from tiramisu import ChoiceOption, BoolOption, IntOption, FloatOption, \
     StrOption, OptionDescription, SymLinkOption, MasterSlaves, Config, \
     Params, ParamContext, ParamOption, ParamValue
 from tiramisu.error import PropertiesOptionError, ConfigError
+from tiramisu.storage import list_sessions
+
+
+def teardown_function(function):
+    assert list_sessions() == [], 'session list is not empty when leaving "{}"'.format(function.__name__)
 
 
 def compare(calculated, expected):

test/test_mandatory.py

@@ -9,6 +9,11 @@ from tiramisu import IntOption, StrOption, UnicodeOption, OptionDescription, \
                      SymLinkOption, MasterSlaves, undefined, Params, ParamOption
 from tiramisu.error import PropertiesOptionError, ConfigError
 from tiramisu.setting import groups
+from tiramisu.storage import list_sessions
+
+
+def teardown_function(function):
+    assert list_sessions() == [], 'session list is not empty when leaving "{}"'.format(function.__name__)
 
 
 def make_description():

test/test_masterslaves.py

@@ -1,14 +1,18 @@
 # coding: utf-8
 from .autopath import do_autopath
 do_autopath()
+from py.test import raises
 
 from tiramisu.setting import groups, owners
 from tiramisu import ChoiceOption, BoolOption, IntOption, IPOption, NetmaskOption, \
     StrOption, OptionDescription, MasterSlaves, Config
 from tiramisu.error import SlaveError, PropertiesOptionError, APIError, ConfigError
 from tiramisu.api import TIRAMISU_VERSION
+from tiramisu.storage import list_sessions
 
-from py.test import raises
+
+def teardown_function(function):
+    assert list_sessions() == [], 'session list is not empty when leaving "{}"'.format(function.__name__)
 
 
 def compare(calculated, expected):
@@ -133,9 +137,12 @@ def test_list_recursive():
     group_names = [res.option.name() for res in result]
     assert group_names == ['general', 'interface1']
     #
-    result = list(api.option.list(recursive=True))
+    result = api.option.list(recursive=True)
     group_names = [res.option.name() for res in result]
-    assert group_names == ['numero_etab', 'nom_machine', 'nombre_interfaces', 'activer_proxy_client', 'mode_conteneur_actif', 'serveur_ntp', 'time_zone', 'ip_admin_eth0', 'netmask_admin_eth0']
+    assert group_names == ['numero_etab', 'nom_machine', 'nombre_interfaces',
+                           'activer_proxy_client', 'mode_conteneur_actif',
+                           'serveur_ntp', 'time_zone', 'ip_admin_eth0',
+                           'netmask_admin_eth0']
     result = list(api.option.list(recursive=True, type='optiondescription'))
     group_names = [res.option.name() for res in result]
     assert group_names == ['general', 'ip_admin_eth0', 'interface1', 'creole']
@@ -191,7 +198,12 @@ def test_iter_on_empty_group():
 def test_iter_not_group():
     api = Config(OptionDescription("name", "descr", []))
     api.property.read_write()
-    raises(AssertionError, "list(api.option.list(type='optiondescription', group_type='family'))")
+    try:
+        list(api.option.list(type='optiondescription', group_type='family'))
+    except AssertionError:
+        pass
+    else:
+        raise Exception('must raise')
 
 
 def test_groups_with_master():

test/test_metaconfig.py

@@ -8,6 +8,12 @@ from tiramisu import IntOption, StrOption, NetworkOption, NetmaskOption, \
                      OptionDescription, MasterSlaves, Config, GroupConfig, MetaConfig, \
                      Params, ParamOption, ParamValue
 from tiramisu.error import ConfigError, ConflictError, PropertiesOptionError, SlaveError, APIError
+from tiramisu.storage import list_sessions
+
+
+def teardown_function(function):
+    assert list_sessions() == [], 'session list is not empty when leaving "{}"'.format(function.__name__)
+
 
 owners.addowner('meta1')
 owners.addowner('meta2')
@@ -663,16 +669,16 @@ def test_meta_callback():
     meta.property.read_write()
     assert meta.config('cfg').value.dict() == {'val3': 'yes', 'val2': 'val', 'val1': 'val', 'val5': 'yes', 'val4': 'val'}
     meta.config('cfg').option('val1').value.set('new')
-    #assert meta.config('cfg').value.dict() == {'val3': 'yes', 'val2': 'new', 'val1': 'new', 'val5': 'yes', 'val4': 'new'}
+    assert meta.config('cfg').value.dict() == {'val3': 'yes', 'val2': 'new', 'val1': 'new', 'val5': 'yes', 'val4': 'new'}
-    #meta.config('cfg').option('val1').value.reset()
+    meta.config('cfg').option('val1').value.reset()
-    #meta.option('val1').value.set('new')
+    meta.option('val1').value.set('new')
-    #assert meta.config('cfg').value.dict() == {'val3': 'yes', 'val2': 'new', 'val1': 'new', 'val5': 'yes', 'val4': 'new'}
+    assert meta.config('cfg').value.dict() == {'val3': 'yes', 'val2': 'new', 'val1': 'new', 'val5': 'yes', 'val4': 'new'}
-    #meta.config('cfg').option('val4').value.set('new1')
+    meta.config('cfg').option('val4').value.set('new1')
-    #assert meta.config('cfg').value.dict() == {'val3': 'yes', 'val2': 'new', 'val1': 'new', 'val5': 'yes', 'val4': 'new1'}
+    assert meta.config('cfg').value.dict() == {'val3': 'yes', 'val2': 'new', 'val1': 'new', 'val5': 'yes', 'val4': 'new1'}
-    #meta.config('cfg').option('val4').value.reset()
+    meta.config('cfg').option('val4').value.reset()
-    #meta.option('val4').value.set('new1')
+    meta.option('val4').value.set('new1')
-    #assert meta.config('cfg').value.dict() == {'val3': 'yes', 'val2': 'new', 'val1': 'new', 'val5': 'yes', 'val4': 'new1'}
+    assert meta.config('cfg').value.dict() == {'val3': 'yes', 'val2': 'new', 'val1': 'new', 'val5': 'yes', 'val4': 'new1'}
-    #meta.option('val4').value.reset()
+    meta.option('val4').value.reset()
 
 
 def test_meta_callback_slave():
@@ -875,35 +881,47 @@ def test_meta_properties_meta_set_value():
     assert len(ret) == 2
     assert isinstance(ret[0], PropertiesOptionError)
     assert isinstance(ret[1], PropertiesOptionError)
-    del(ret)
+    del ret[1]
+    del ret[0]
+    del ret
     ret = meta.value.set('netmask_admin_eth0', ['255.255.255.255'], force_default=True)
     assert len(ret) == 1
     assert isinstance(ret[0], PropertiesOptionError)
-    del(ret)
+    del ret[0]
+    del ret
     ret = meta.value.set('netmask_admin_eth0', ['255.255.255.255'], force_dont_change_value=True)
     assert len(ret) == 3
     assert isinstance(ret[0], PropertiesOptionError)
     assert isinstance(ret[1], PropertiesOptionError)
     assert isinstance(ret[2], PropertiesOptionError)
-    del(ret)
+    del ret[2]
+    del ret[1]
+    del ret[0]
+    del ret
     ret = meta.value.set('netmask_admin_eth0', ['255.255.255.255'], force_default_if_same=True)
     assert len(ret) == 1
     assert isinstance(ret[0], PropertiesOptionError)
-    del(ret)
+    del ret[0]
+    del ret
     ret = meta.value.set('ip_admin_eth0', '255.255.255.255', only_config=True)
     assert len(ret) == 2
     assert isinstance(ret[0], ValueError)
     assert isinstance(ret[1], ValueError)
-    del(ret)
+    del ret[1]
+    del ret[0]
+    del ret
     ret = meta.value.set('ip_admin_eth0', '255.255.255.255', force_default=True)
     assert len(ret) == 1
     assert isinstance(ret[0], ValueError)
-    del(ret)
+    del ret[0]
+    del ret
     ret = meta.value.set('ip_admin_eth0', '255.255.255.255', force_dont_change_value=True)
     assert len(ret) == 1
     assert isinstance(ret[0], ValueError)
-    del(ret)
+    del ret[0]
+    del ret
     ret = meta.value.set('ip_admin_eth0', '255.255.255.255', force_default_if_same=True)
     assert len(ret) == 1
     assert isinstance(ret[0], ValueError)
-    del(ret)
+    del ret[0]
+    del ret

test/test_option.py

@@ -9,6 +9,11 @@ from py.test import raises
 from tiramisu.error import APIError, ConfigError
 from tiramisu import IntOption, OptionDescription, Config
 from tiramisu.setting import groups
+from tiramisu.storage import list_sessions
+
+
+def teardown_function(function):
+    assert list_sessions() == [], 'session list is not empty when leaving "{}"'.format(function.__name__)
 
 
 def a_func():
@@ -140,8 +145,18 @@ def test_optiondescription_list():
     assert len(list(api.option('od').list('optiondescription', group_type=groups.notfamily1))) == 1
     assert len(list(api.option('od.od').list('option'))) == 1
     assert len(list(api.option('od.od2').list('option'))) == 1
-    raises(AssertionError, "list(api.option('od').list('unknown'))")
+    try:
-    raises(AssertionError, "list(api.option('od').list('option', group_type='toto'))")
+        list(api.option('od').list('unknown'))
+    except AssertionError:
+        pass
+    else:
+        raise Exception('must raise')
+    try:
+        list(api.option('od').list('option', group_type='toto'))
+    except AssertionError:
+        pass
+    else:
+        raise Exception('must raise')
 
 
 def test_optiondescription_group():
@@ -158,8 +173,18 @@ def test_optiondescription_group():
     assert len(list(api.option.list('optiondescription'))) == 2
     assert len(list(api.option.list('optiondescription', group_type=groups.family))) == 1
     assert len(list(api.option.list('optiondescription', group_type=groups.notfamily))) == 1
-    raises(AssertionError, "list(api.option.list('unknown'))")
+    try:
-    raises(AssertionError, "list(api.option.list('option', group_type='toto'))")
+        list(api.option.list('unknown'))
+    except AssertionError:
+        pass
+    else:
+        raise Exception('must raise')
+    try:
+        list(api.option.list('option', group_type='toto'))
+    except AssertionError:
+        pass
+    else:
+        raise Exception('must raise')
 
 
 def test_optiondescription_group_redefined():

test/test_option_callback.py

@@ -12,6 +12,11 @@ from tiramisu import ChoiceOption, BoolOption, IntOption, FloatOption, \
 from tiramisu.api import TIRAMISU_VERSION
 from tiramisu.error import PropertiesOptionError, ConflictError, SlaveError, ConfigError
 from tiramisu.i18n import _
+from tiramisu.storage import list_sessions
+
+
+def teardown_function(function):
+    assert list_sessions() == [], 'session list is not empty when leaving "{}"'.format(function.__name__)
 
 
 def return_val():
@@ -697,13 +702,12 @@ def test_consistency_master_and_slaves_master_mandatory_transitive():
     maconfig = OptionDescription('rootconfig', '', [interface1, interface2])
     api = Config(maconfig)
     api.property.read_write()
-    err = None
     try:
         api.option('val1.val1').value.get()
     except PropertiesOptionError as error:
-        err = error
+        assert str(error) == str(_('cannot access to {0} "{1}" because "{2}" has {3} {4}').format('option', 'val1', 'val2', 'property', '"disabled"'))
-    assert err, 'should raises'
+    else:
-    assert str(err) == str(_('cannot access to {0} "{1}" because "{2}" has {3} {4}').format('option', 'val1', 'val2', 'property', '"disabled"'))
+        raise Exception('must raises')
     raises(PropertiesOptionError, "api.option('val3.val3').value.get()")
     assert list(api.value.mandatory_warnings()) == []
 

test/test_option_consistency.py

@@ -10,6 +10,11 @@ from tiramisu import IPOption, NetworkOption, NetmaskOption, IntOption,\
 from tiramisu.error import ConfigError, ValueWarning, PropertiesOptionError
 from tiramisu.api import TIRAMISU_VERSION
 import warnings
+from tiramisu.storage import list_sessions
+
+
+def teardown_function(function):
+    assert list_sessions() == [], 'session list is not empty when leaving "{}"'.format(function.__name__)
 
 
 def return_value(value=None):

test/test_option_default.py

@@ -8,6 +8,11 @@ from tiramisu.setting import owners
 from tiramisu.error import PropertiesOptionError, ConfigError
 from tiramisu import IntOption, FloatOption, StrOption, ChoiceOption, \
     BoolOption, OptionDescription, MasterSlaves, Config, undefined
+from tiramisu.storage import list_sessions
+
+
+def teardown_function(function):
+    assert list_sessions() == [], 'session list is not empty when leaving "{}"'.format(function.__name__)
 
 
 def make_description():

test/test_option_owner.py

@@ -7,6 +7,11 @@ from tiramisu.setting import owners, groups
 from tiramisu import ChoiceOption, BoolOption, IntOption, FloatOption, \
     StrOption, OptionDescription, SymLinkOption, MasterSlaves, Config
 from tiramisu.error import ConfigError, ConstError, PropertiesOptionError, APIError
+from tiramisu.storage import list_sessions
+
+
+def teardown_function(function):
+    assert list_sessions() == [], 'session list is not empty when leaving "{}"'.format(function.__name__)
 
 
 def make_description():

test/test_option_setting.py

@@ -10,7 +10,11 @@ from tiramisu.setting import owners, groups
 from tiramisu import ChoiceOption, BoolOption, IntOption, FloatOption, \
     StrOption, OptionDescription, MasterSlaves, Config, undefined
 from tiramisu.error import PropertiesOptionError
-from tiramisu.api import TIRAMISU_VERSION
+from tiramisu.storage import list_sessions
+
+
+def teardown_function(function):
+    assert list_sessions() == [], 'session list is not empty when leaving "{}"'.format(function.__name__)
 
 
 def make_description():
@@ -458,12 +462,8 @@ def test_reset_properties_force_store_value():
     api = Config(descr)
     assert api.property.exportation() == {}
     api.property.add('frozen')
-    if TIRAMISU_VERSION == 2:
+    assert api.property.exportation() == \
-        assert api.property.exportation() == \
+            {None: set(('frozen', 'cache', 'validator', 'warnings'))}
-                {None: set(('frozen', 'cache', 'validator', 'warnings', 'expire'))}
-    else:
-        assert api.property.exportation() == \
-                {None: set(('frozen', 'cache', 'validator', 'warnings'))}
     api.property.reset()
     assert api.property.exportation() == {}
     api.option('gc.dummy').property.add('test')
@@ -471,32 +471,17 @@ def test_reset_properties_force_store_value():
     api.property.reset()
     assert api.property.exportation() == {'gc.dummy': set(('test', 'force_store_value'))}
     api.property.add('frozen')
-    if TIRAMISU_VERSION == 2:
+    assert api.property.exportation() == \
-        assert api.property.exportation() == \
+            {None: set(('frozen', 'validator', 'cache', 'warnings')),
-                {None: set(('frozen', 'validator', 'cache', 'warnings', 'expire')),
+             'gc.dummy': set(('test', 'force_store_value'))}
-                 'gc.dummy': set(('test', 'force_store_value'))}
-    else:
-        assert api.property.exportation() == \
-                {None: set(('frozen', 'validator', 'cache', 'warnings')),
-                 'gc.dummy': set(('test', 'force_store_value'))}
     api.property.add('frozen')
-    if TIRAMISU_VERSION == 2:
+    assert api.property.exportation() == \
-        assert api.property.exportation() == \
+            {None: set(('frozen', 'validator', 'cache', 'warnings')),
-                {None: set(('frozen', 'validator', 'cache', 'warnings', 'expire')),
+             'gc.dummy': set(('test', 'force_store_value'))}
-                 'gc.dummy': set(('test', 'force_store_value'))}
-    else:
-        assert api.property.exportation() == \
-                {None: set(('frozen', 'validator', 'cache', 'warnings')),
-                 'gc.dummy': set(('test', 'force_store_value'))}
     api.option('gc.dummy').property.add('test')
-    if TIRAMISU_VERSION == 2:
+    assert api.property.exportation() == \
-        assert api.property.exportation() == \
+            {None: set(('frozen', 'validator', 'cache', 'warnings')),
-                {None: set(('frozen', 'validator', 'cache', 'warnings', 'expire')),
+             'gc.dummy': set(('test', 'force_store_value'))}
-                 'gc.dummy': set(('test', 'force_store_value'))}
-    else:
-        assert api.property.exportation() == \
-                {None: set(('frozen', 'validator', 'cache', 'warnings')),
-                 'gc.dummy': set(('test', 'force_store_value'))}
 
 
 def test_set_modified_value():
@@ -511,12 +496,8 @@ def test_set_modified_value():
 
 
 def test_pprint():
-    if TIRAMISU_VERSION == 2:
+    msg_error = _("cannot access to {0} \"{1}\" because has {2} {3}")
-        msg_error = _("cannot access to {0} \"{1}\" because has {2} {3}")
+    msg_is_not = _('the value of "{0}" is not {1}')
-        msg_is_not = _('the value of "{0}" is not "{1}"')
-    else:
-        msg_error = _("cannot access to {0} \"{1}\" because has {2} {3}")
-        msg_is_not = _('the value of "{0}" is not {1}')
     msg_is = _('the value of "{0}" is "{1}"')
     properties = _('properties')
     prop = _('property')
@@ -547,13 +528,10 @@ def test_pprint():
     except PropertiesOptionError as error:
         err = error
 
-    if TIRAMISU_VERSION == 2:
+    list_disabled = '"disabled" (' + display_list([msg_is.format('Test int option', '1'), msg_is.format('string2', 'string')]) + ')'
-        list_disabled = 'disabled (' + display_list([msg_is.format('Test int option', '1'), msg_is.format('string2', 'string')]) + ')'
+    list_hidden = '"hidden" (' + msg_is_not.format('Test int option', display_list([2, 3, 4], 'or', add_quote=True)) + ')'
-        list_hidden = 'hidden (' + msg_is_not.format('Test int option', display_list([2, 3, 4], 'or')) + ')'
-    else:
-        list_disabled = '"disabled" (' + display_list([msg_is.format('Test int option', '1'), msg_is.format('string2', 'string')]) + ')'
-        list_hidden = '"hidden" (' + msg_is_not.format('Test int option', display_list([2, 3, 4], 'or', add_quote=True)) + ')'
     assert str(err) == _(msg_error.format('option', 'Test string option', properties, display_list([list_disabled, list_hidden])))
+    del err
 
     err = None
     try:
@@ -561,10 +539,7 @@ def test_pprint():
     except PropertiesOptionError as error:
         err = error
 
-    if TIRAMISU_VERSION == 2:
+    assert str(err) == msg_error.format('optiondescription', 'options', prop, '"hidden" (' + msg_is.format('Test int option', 1) + ')')
-        assert str(err) == msg_error.format('optiondescription', 'options', prop, 'hidden (' + msg_is.format('Test int option', 1) + ')')
-    else:
-        assert str(err) == msg_error.format('optiondescription', 'options', prop, '"hidden" (' + msg_is.format('Test int option', 1) + ')')
 
     #err = None
     #try:
@@ -574,12 +549,8 @@ def test_pprint():
 
     #msg_1 = msg_is.format('string2', 'string')
     #msg_2 = msg_is.format('Test int option', 1)
-    #if TIRAMISU_VERSION == 2:
+    #msg_3 = msg_is_not.format('Test int option', display_list([2, 3, 4], 'or', add_quote=True))
-    #    msg_3 = msg_is_not.format('Test int option', display_list([2, 3, 4], 'or'))
+    #list_hidden = '"hidden" (' + display_list([msg_2, msg_3, msg_1]) + ')'
-    #    list_hidden = 'hidden (' + display_list([msg_2, msg_3, msg_1]) + ')'
-    #else:
-    #    msg_3 = msg_is_not.format('Test int option', display_list([2, 3, 4], 'or', add_quote=True))
-    #    list_hidden = '"hidden" (' + display_list([msg_2, msg_3, msg_1]) + ')'
 
     #assert str(err) == msg_error.format('option', 'val3', prop, list_hidden)
 
@@ -589,10 +560,8 @@ def test_pprint():
     except Exception as error:
         err = error
 
-    if TIRAMISU_VERSION == 2:
+    assert str(err) == msg_error.format('option', 'string', properties, display_list(['disabled', 'hidden'], add_quote=True))
-        assert str(err) == msg_error.format('option', 'string', properties, display_list(['disabled', 'hidden']))
+    del err
-    else:
-        assert str(err) == msg_error.format('option', 'string', properties, display_list(['disabled', 'hidden'], add_quote=True))
 
     err = None
     try:
@@ -600,7 +569,5 @@ def test_pprint():
     except Exception as error:
         err = error
 
-    if TIRAMISU_VERSION == 2:
+    assert str(err) == msg_error.format('option', 'string3', prop, '"hidden"')
-        assert str(err) == msg_error.format('option', 'string3', prop, 'hidden')
+    del err
-    else:
-        assert str(err) == msg_error.format('option', 'string3', prop, '"hidden"')

test/test_option_type.py

@@ -8,6 +8,11 @@ from py.test import raises
 from tiramisu import ChoiceOption, BoolOption, IntOption, FloatOption, \
     PasswordOption, StrOption, DateOption, OptionDescription, Config
 from tiramisu.error import PropertiesOptionError
+from tiramisu.storage import list_sessions
+
+
+def teardown_function(function):
+    assert list_sessions() == [], 'session list is not empty when leaving "{}"'.format(function.__name__)
 
 
 def make_description():

test/test_option_username.py

@@ -5,6 +5,12 @@ do_autopath()
 from py.test import raises
 
 from tiramisu.option import UsernameOption
+from tiramisu.storage import list_sessions
+
+
+def teardown_function(function):
+    assert list_sessions() == [], 'session list is not empty when leaving "{}"'.format(function.__name__)
+
 
 def test_username():
     UsernameOption('a', '', 'string')

test/test_option_validator.py

@@ -8,6 +8,11 @@ from tiramisu import BoolOption, StrOption, OptionDescription, MasterSlaves, Con
 from tiramisu.setting import groups
 from tiramisu.error import ValueWarning, ConfigError
 from tiramisu.i18n import _
+from tiramisu.storage import list_sessions
+
+
+def teardown_function(function):
+    assert list_sessions() == [], 'session list is not empty when leaving "{}"'.format(function.__name__)
 
 
 msg_err = _('attention, "{0}" could be an invalid {1} for "{2}", {3}')

test/test_option_with_special_name.py

@@ -6,6 +6,11 @@ from py.test import raises
 
 from tiramisu import BoolOption, OptionDescription, ChoiceOption,\
     IntOption, FloatOption, StrOption, Config
+from tiramisu.storage import list_sessions
+
+
+def teardown_function(function):
+    assert list_sessions() == [], 'session list is not empty when leaving "{}"'.format(function.__name__)
 
 
 def make_description():

test/test_pathconfig.py

@@ -0,0 +1,966 @@
+from .autopath import do_autopath
+do_autopath()
+
+from py.test import raises
+
+from tiramisu.setting import groups, owners
+from tiramisu import IntOption, StrOption, NetworkOption, NetmaskOption, \
+                     OptionDescription, MasterSlaves, Config, GroupConfig, PathConfig, \
+                     Params, ParamOption, ParamValue
+from tiramisu.error import ConfigError, ConflictError, PropertiesOptionError, SlaveError, APIError
+from tiramisu.storage import list_sessions
+
+owners.addowner('path1')
+owners.addowner('path2')
+
+
+def teardown_function(function):
+    assert list_sessions() == [], 'session list is not empty when leaving "{}"'.format(function.__name__)
+
+
+def return_value(value=None):
+    return value
+
+
+def raise_exception():
+    raise Exception('test')
+
+
+def make_description():
+    i1 = IntOption('i1', '')
+    i2 = IntOption('i2', '', default=1)
+    i3 = IntOption('i3', '')
+    i4 = IntOption('i4', '', default=2)
+    i5 = IntOption('i5', '', default=[2], multi=True)
+    i6 = IntOption('i6', '', properties=('disabled',))
+    od1 = OptionDescription('od1', '', [i1, i2, i3, i4, i5, i6])
+    od2 = OptionDescription('od2', '', [od1])
+    return od2
+
+
+def make_description1():
+    i1 = IntOption('i1', '')
+    i2 = IntOption('i2', '', default=1)
+    i3 = IntOption('i3', '')
+    i4 = IntOption('i4', '', default=2)
+    i5 = IntOption('i5', '', default=[2], multi=True)
+    i6 = IntOption('i6', '', properties=('disabled',))
+    od1 = OptionDescription('od1', '', [i1, i2, i3, i4, i5, i6])
+    od2 = OptionDescription('od2', '', [od1])
+    return od2
+
+
+def make_description2():
+    i1 = IntOption('i1', '')
+    i2 = IntOption('i2', '', default=1)
+    i3 = IntOption('i3', '')
+    i4 = IntOption('i4', '', default=2)
+    i5 = IntOption('i5', '', default=[2], multi=True)
+    i6 = IntOption('i6', '', properties=('disabled',))
+    od1 = OptionDescription('od1', '', [i1, i2, i3, i4, i5, i6])
+    od2 = OptionDescription('od2', '', [od1])
+    return od2
+
+
+def make_description3():
+    i1 = IntOption('i1', '')
+    i2 = IntOption('i2', '', default=1)
+    i3 = IntOption('i3', '')
+    i4 = IntOption('i4', '', default=2)
+    i5 = IntOption('i5', '', default=[2], multi=True)
+    i6 = IntOption('i6', '', properties=('disabled',))
+    od1 = OptionDescription('od1', '', [i1, i2, i3, i4, i5, i6])
+    od2 = OptionDescription('od2', '', [od1])
+    return od2
+
+
+def make_pathconfig(double=False):
+    od1 = make_description()
+    od2 = make_description1()
+    od3 = make_description2()
+    conf1 = Config(od1, session_id='conf1')
+    conf2 = Config(od2, session_id='conf2')
+    path = PathConfig(od3, [conf1, conf2], session_id='path')
+    if double:
+        od4 = make_description3()
+        path.owner.set(owners.path2)
+        path = PathConfig(od4, [path], session_id='doublepath')
+    path.property.read_write()
+    path.owner.set(owners.path1)
+    return path
+
+
+def test_unknown_config():
+    path = make_pathconfig()
+    raises(ConfigError, "path.config('unknown')")
+
+
+def test_none():
+    path = make_pathconfig()
+    assert path.option('od1.i3').value.get() is path.config('conf1').option('od1.i3').value.get() is path.config('conf2').option('od1.i3').value.get() is None
+    assert path.option('od1.i3').owner.get() is path.config('conf1').option('od1.i3').owner.get() is path.config('conf2').option('od1.i3').owner.get() is owners.default
+    #
+    path.option('od1.i3').value.set(3)
+    assert path.option('od1.i3').value.get() == path.config('conf1').option('od1.i3').value.get() == path.config('conf2').option('od1.i3').value.get() == 3
+    assert path.option('od1.i3').owner.get() is path.config('conf1').option('od1.i3').owner.get() is path.config('conf2').option('od1.i3').owner.get() is owners.path1
+    #
+    path.config('conf1').option('od1.i3').value.set(2)
+    assert path.option('od1.i3').value.get() == path.config('conf2').option('od1.i3').value.get() == 3
+    assert path.config('conf1').option('od1.i3').value.get() == 2
+    assert path.option('od1.i3').owner.get() is path.config('conf2').option('od1.i3').owner.get() is owners.path1
+    assert path.config('conf1').option('od1.i3').owner.get() is owners.user
+    #
+    path.option('od1.i3').value.set(4)
+    assert path.option('od1.i3').value.get() == path.config('conf2').option('od1.i3').value.get() == 4
+    assert path.config('conf1').option('od1.i3').value.get() == 2
+    assert path.option('od1.i3').owner.get() is path.config('conf2').option('od1.i3').owner.get() is owners.path1
+    assert path.config('conf1').option('od1.i3').owner.get() is owners.user
+    #
+    path.option('od1.i3').value.reset()
+    assert path.option('od1.i3').value.get() is path.config('conf2').option('od1.i3').value.get() is None
+    assert path.config('conf1').option('od1.i3').value.get() == 2
+    assert path.option('od1.i3').owner.get() is path.config('conf2').option('od1.i3').owner.get() is owners.default
+    assert path.config('conf1').option('od1.i3').owner.get() is owners.user
+    #
+    path.config('conf1').option('od1.i3').value.reset()
+    assert path.option('od1.i3').value.get() is path.config('conf1').option('od1.i3').value.get() is path.config('conf2').option('od1.i3').value.get() is None
+    assert path.option('od1.i3').owner.get() is path.config('conf1').option('od1.i3').owner.get() is path.config('conf2').option('od1.i3').owner.get() is owners.default
+    #
+    assert path.config(None).config.name() == path.config.name()
+
+
+def test_reset():
+    path = make_pathconfig()
+    assert path.option('od1.i2').value.get() == 1
+    path.option('od1.i2').value.set(2)
+    path.config('conf1').option('od1.i2').value.set(3)
+    assert path.option('od1.i2').value.get() == 2
+    assert path.config('conf1').option('od1.i2').value.get() == 3
+    assert path.config('conf2').option('od1.i2').value.get() == 2
+    path.config.reset()
+    assert path.option('od1.i2').value.get() == 1
+    assert path.config('conf1').option('od1.i2').value.get() == 3
+    assert path.config('conf2').option('od1.i2').value.get() == 1
+
+
+def test_default():
+    path = make_pathconfig()
+    assert path.option('od1.i2').value.get() == path.config('conf1').option('od1.i2').value.get() == path.config('conf2').option('od1.i2').value.get() == 1
+    assert path.option('od1.i2').owner.get() is path.config('conf1').option('od1.i2').owner.get() is path.config('conf2').option('od1.i2').owner.get() is owners.default
+    #
+    path.option('od1.i2').value.set(3)
+    assert path.option('od1.i2').value.get() == path.config('conf1').option('od1.i2').value.get() == path.config('conf2').option('od1.i2').value.get() == 3
+    assert path.option('od1.i2').owner.get() is path.config('conf1').option('od1.i2').owner.get() is path.config('conf2').option('od1.i2').owner.get() is owners.path1
+    #
+    path.config('conf1').option('od1.i2').value.set(2)
+    assert path.option('od1.i2').value.get() == path.config('conf2').option('od1.i2').value.get() == 3
+    assert path.config('conf1').option('od1.i2').value.get() == 2
+    assert path.option('od1.i2').owner.get() is path.config('conf2').option('od1.i2').owner.get() is owners.path1
+    assert path.config('conf1').option('od1.i2').owner.get() is owners.user
+    #
+    path.option('od1.i2').value.set(4)
+    assert path.option('od1.i2').value.get() == path.config('conf2').option('od1.i2').value.get() == 4
+    assert path.config('conf1').option('od1.i2').value.get() == 2
+    assert path.option('od1.i2').owner.get() is path.config('conf2').option('od1.i2').owner.get() is owners.path1
+    assert path.config('conf1').option('od1.i2').owner.get() is owners.user
+    #
+    path.option('od1.i2').value.reset()
+    assert path.option('od1.i2').value.get() == path.config('conf2').option('od1.i2').value.get() == 1
+    assert path.config('conf1').option('od1.i2').value.get() == 2
+    assert path.option('od1.i2').owner.get() is path.config('conf2').option('od1.i2').owner.get() is owners.default
+    assert path.config('conf1').option('od1.i2').owner.get() is owners.user
+    #
+    path.config('conf1').option('od1.i2').value.reset()
+    assert path.option('od1.i2').value.get() == path.config('conf1').option('od1.i2').value.get() == path.config('conf2').option('od1.i2').value.get() == 1
+    assert path.option('od1.i2').owner.get() is path.config('conf1').option('od1.i2').owner.get() is path.config('conf2').option('od1.i2').owner.get() is owners.default
+
+
+def test_contexts():
+    path = make_pathconfig()
+    errors = path.value.set('od1.i2', 6, only_config=True)
+    assert path.option('od1.i2').value.get() == 1
+    assert path.option('od1.i2').owner.get() == owners.default
+    assert path.config('conf1').option('od1.i2').value.get() == path.config('conf1').option('od1.i2').value.get() == 6
+    assert path.config('conf1').option('od1.i2').owner.get() == path.config('conf1').option('od1.i2').owner.get() is owners.user
+    assert len(errors) == 0
+
+
+def test_find():
+    path = make_pathconfig()
+    ret = list(path.option.find('i2'))
+    assert len(ret) == 1
+    assert 1 == ret[0].value.get()
+    assert 1 == path.option.find('i2', first=True).value.get()
+    assert path.value.dict() == {'od1.i4': 2, 'od1.i1': None, 'od1.i3': None,
+                                 'od1.i2': 1, 'od1.i5': [2]}
+
+
+def test_path_path():
+    path = make_pathconfig(double=True)
+    assert path.option('od1.i2').value.get() == path.config('path').option('od1.i2').value.get() == path.config('path.conf1').option('od1.i2').value.get() == path.config('path.conf2').option('od1.i2').value.get() == 1
+    assert path.option('od1.i2').owner.get() is path.config('path').option('od1.i2').owner.get() is path.config('path.conf1').option('od1.i2').owner.get() is path.config('path.conf2').option('od1.i2').owner.get() is owners.default
+    #
+    path.option('od1.i2').value.set(3)
+    assert path.option('od1.i2').value.get() == path.config('path').option('od1.i2').value.get() == path.config('path.conf1').option('od1.i2').value.get() == path.config('path.conf2').option('od1.i2').value.get() == 3
+    assert path.option('od1.i2').owner.get() is path.config('path').option('od1.i2').owner.get() is path.config('path.conf1').option('od1.i2').owner.get() is path.config('path.conf2').option('od1.i2').owner.get() is owners.path1
+    #
+    path.config('path.conf1').option('od1.i2').value.set(2)
+    assert path.option('od1.i2').value.get() == path.config('path').option('od1.i2').value.get() == path.config('path.conf2').option('od1.i2').value.get() == 3
+    assert path.config('path.conf1').option('od1.i2').value.get() == 2
+    assert path.option('od1.i2').owner.get() is path.config('path').option('od1.i2').owner.get() is path.config('path.conf2').option('od1.i2').owner.get() is owners.path1
+    assert path.config('path.conf1').option('od1.i2').owner.get() is owners.user
+    #
+    path.config('path').option('od1.i2').value.set(4)
+    assert path.option('od1.i2').value.get() == 3
+    assert path.config('path').option('od1.i2').value.get() == path.config('path.conf2').option('od1.i2').value.get() == 4
+    assert path.config('path.conf1').option('od1.i2').value.get() == 2
+    assert path.option('od1.i2').owner.get() is owners.path1
+    assert path.config('path').option('od1.i2').owner.get() is path.config('path.conf2').option('od1.i2').owner.get() is owners.path2
+    assert path.config('path.conf1').option('od1.i2').owner.get() is owners.user
+    #
+    path.config('path').option('od1.i2').value.reset()
+    assert path.option('od1.i2').value.get() == path.config('path').option('od1.i2').value.get() == path.config('path.conf2').option('od1.i2').value.get() == 3
+    assert path.config('path.conf1').option('od1.i2').value.get() == 2
+    assert path.option('od1.i2').owner.get() is path.config('path').option('od1.i2').owner.get() is path.config('path.conf2').option('od1.i2').owner.get() is owners.path1
+    assert path.config('path.conf1').option('od1.i2').owner.get() is owners.user
+    #
+    path.option('od1.i2').value.reset()
+    assert path.option('od1.i2').value.get() == path.config('path').option('od1.i2').value.get() == path.config('path.conf2').option('od1.i2').value.get() == 1
+    assert path.config('path.conf1').option('od1.i2').value.get() == 2
+    assert path.option('od1.i2').owner.get() is path.config('path').option('od1.i2').owner.get() is path.config('path.conf2').option('od1.i2').owner.get() is owners.default
+    assert path.config('path.conf1').option('od1.i2').owner.get() is owners.user
+    #
+    path.config('path.conf1').option('od1.i2').value.reset()
+    assert path.option('od1.i2').value.get() == path.config('path').option('od1.i2').value.get() == path.config('path.conf1').option('od1.i2').value.get() == path.config('path.conf2').option('od1.i2').value.get() == 1
+    assert path.option('od1.i2').owner.get() is path.config('path').option('od1.i2').owner.get() is path.config('path.conf1').option('od1.i2').owner.get() is path.config('path.conf2').option('od1.i2').owner.get() is owners.default
+
+
+def test_path_path_set():
+    path = make_pathconfig(double=True)
+    errors1 = path.value.set('od1.i1', 7, only_config=True)
+    errors2 = path.value.set('od1.i6', 7, only_config=True)
+    assert len(errors1) == 0
+    assert len(errors2) == 2
+    conf1 = path.config('path.conf1')._config_bag.context
+    conf2 = path.config('path.conf2')._config_bag.context
+    assert path.config('path.conf1').option('od1.i1').value.get() == path.config('path.conf2').option('od1.i1').value.get() == 7
+    #
+    dconfigs = []
+    for conf in path.config.find('i1', value=7).config.list():
+        dconfigs.append(conf._config_bag.context)
+    assert [conf1, conf2] == dconfigs
+    path.config('path.conf1').option('od1.i1').value.set(8)
+    #
+    dconfigs = []
+    for conf in path.config.find('i1').config.list():
+        dconfigs.append(conf._config_bag.context)
+    assert [conf1, conf2] == dconfigs
+    assert conf2 == list(path.config.find('i1', value=7).config.list())[0]._config_bag.context
+    assert conf1 == list(path.config.find('i1', value=8).config.list())[0]._config_bag.context
+    #
+    dconfigs = []
+    for conf in path.config.find('i5', value=2).config.list():
+        dconfigs.append(conf._config_bag.context)
+    assert [conf1, conf2] == dconfigs
+    #
+    raises(AttributeError, "path.config.find('i1', value=10)")
+    raises(AttributeError, "path.config.find('not', value=10)")
+    raises(AttributeError, "path.config.find('i6')")
+    raises(ValueError, "path.value.set('od1.i6', 7, only_config=True, force_default=True)")
+    raises(ValueError, "path.value.set('od1.i6', 7, only_config=True, force_default_if_same=True)")
+    raises(ValueError, "path.value.set('od1.i6', 7, only_config=True, force_dont_change_value=True)")
+
+
+def test_not_path():
+    i1 = IntOption('i1', '')
+    od1 = OptionDescription('od1', '', [i1])
+    od2 = OptionDescription('od2', '', [od1])
+    conf1 = Config(od2, session_id='conf1')
+    conf2 = Config(od2, session_id='conf2')
+    conf3 = Config(od2)
+    conf4 = Config(od2, session_id='conf4')
+    raises(TypeError, "GroupConfig(conf1)")
+    #same name
+    #raises(ConflictError, "GroupConfig([conf2, conf4], session_id='conf2')")
+    raises(ConflictError, "GroupConfig([conf2, conf2], session_id='conf8')")
+    grp = GroupConfig([conf1, conf2])
+    raises(APIError, "grp.option('od1.i1').value.get()")
+    conf1, conf2 = grp.config.list()
+    errors = grp.value.set('od1.i1', 7)
+    assert len(errors) == 0
+    assert grp.config('conf1').option('od1.i1').value.get() == grp.config('conf2').option('od1.i1').value.get() == 7
+    assert grp.config('conf1').option('od1.i1').owner.get() is grp.config('conf2').option('od1.i1').owner.get() is owners.user
+    grp.option('od1.i1').value.reset()
+    assert grp.config('conf1').option('od1.i1').owner.get() is grp.config('conf2').option('od1.i1').owner.get() is owners.default
+
+
+def test_group_find_firsts():
+    i1 = IntOption('i1', '')
+    od1 = OptionDescription('od1', '', [i1])
+    od2 = OptionDescription('od2', '', [od1])
+    conf1 = Config(od2, session_id='conf1')
+    conf2 = Config(od2, session_id='conf2')
+    grp = GroupConfig([conf1, conf2])
+    itr = grp.config.find('i1').config.list()
+    conf1._config_bag.context == next(itr)._config_bag.context
+    conf2._config_bag.context == next(itr)._config_bag.context
+    try:
+        next(itr)
+    except StopIteration:
+        pass
+    except:
+        raise Exception('no')
+    else:
+        raise Exception('no')
+
+
+def test_group_group():
+    i1 = IntOption('i1', '')
+    od1 = OptionDescription('od1', '', [i1])
+    od2 = OptionDescription('od2', '', [od1])
+    conf1 = Config(od2, session_id='conf9')
+    conf2 = Config(od2, session_id='conf10')
+    grp = GroupConfig([conf1, conf2], 'grp')
+    grp2 = GroupConfig([grp])
+    errors = grp2.value.set('od1.i1', 2)
+    assert len(errors) == 0
+    assert grp2.config('grp.conf9').option('od1.i1').value.get() == 2
+    assert grp2.config('grp.conf9').option('od1.i1').owner.get() is owners.user
+
+
+def test_path_unconsistent():
+    i1 = IntOption('i1', '')
+    i2 = IntOption('i2', '', default=1)
+    i3 = IntOption('i3', '')
+    i4 = IntOption('i4', '', default=2)
+    od1 = OptionDescription('od1', '', [i1, i2, i3, i4])
+    od2 = OptionDescription('od2', '', [od1])
+    od3 = OptionDescription('od3', '', [od1])
+    conf1 = Config(od2, session_id='conf1')
+    conf2 = Config(od2, session_id='conf2')
+    conf3 = Config(od2, session_id='conf3')
+    conf4 = Config(od3, session_id='conf4')
+    path = PathConfig(od2, [conf1, conf2])
+    path.owner.set(owners.path1)
+    raises(TypeError, 'PathConfig(od2, "string")')
+    # same descr but conf1 already in path
+    raises(ValueError, "PathConfig(od2, [conf1, conf3])")
+    # not same descr
+    PathConfig(od2, [conf3, conf4])
+
+
+def test_path_master_slaves():
+    ip_admin_eth0 = StrOption('ip_admin_eth0', "ip", multi=True)
+    netmask_admin_eth0 = StrOption('netmask_admin_eth0', "mask", multi=True, properties=('hidden',))
+    interface1 = MasterSlaves('ip_admin_eth0', '', [ip_admin_eth0, netmask_admin_eth0])
+    od = OptionDescription('root', '', [interface1])
+    conf1 = Config(od, session_id='conf1')
+    conf2 = Config(od, session_id='conf2')
+    path = PathConfig(od, [conf1, conf2])
+    path.property.read_only()
+    itr = path.config.find('ip_admin_eth0').config.list()
+    assert conf1._config_bag.context == next(itr)._config_bag.context
+    assert conf2._config_bag.context == next(itr)._config_bag.context
+    itr = path.config.find('netmask_admin_eth0').config.list()
+    assert conf1._config_bag.context == next(itr)._config_bag.context
+    assert conf2._config_bag.context == next(itr)._config_bag.context
+    path.property.read_write()
+    raises(AttributeError, "path.config.find('netmask_admin_eth0')")
+    itr = path.unrestraint.config.find('netmask_admin_eth0').config.list()
+    assert conf1._config_bag.context == next(itr)._config_bag.context
+    assert conf2._config_bag.context == next(itr)._config_bag.context
+    path.property.read_only()
+    itr = path.config.find('netmask_admin_eth0').config.list()
+    assert conf1._config_bag.context == next(itr)._config_bag.context
+    assert conf2._config_bag.context == next(itr)._config_bag.context
+
+
+def test_path_master_slaves_value2():
+    ip_admin_eth0 = StrOption('ip_admin_eth0', "ip", multi=True)
+    netmask_admin_eth0 = StrOption('netmask_admin_eth0', "mask", multi=True, properties=('hidden',))
+    interface1 = MasterSlaves('ip_admin_eth0', '', [ip_admin_eth0, netmask_admin_eth0])
+    od = OptionDescription('root', '', [interface1])
+    conf1 = Config(od, session_id='conf1')
+    conf2 = Config(od, session_id='conf2')
+    path = PathConfig(od, [conf1, conf2], session_id="path")
+    path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').value.set(['192.168.1.8'])
+    assert path.config('conf1').option('ip_admin_eth0.netmask_admin_eth0', 0).value.get() == None
+    #FIXME devrait raise ! assert path.config('conf1').option('ip_admin_eth0.ip_admin_eth0', 0).value.get() == None
+    #
+    path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').value.reset()
+    #
+    path.option('ip_admin_eth0.ip_admin_eth0').value.set(['192.168.1.1'])
+    assert path.config('conf1').option('ip_admin_eth0.netmask_admin_eth0', 0).value.get() == None
+    path.option('ip_admin_eth0.netmask_admin_eth0', 0).value.set('255.255.255.0')
+    assert path.config('conf1').option('ip_admin_eth0.netmask_admin_eth0', 0).value.get() == '255.255.255.0'
+    path.option('ip_admin_eth0.netmask_admin_eth0', 0).value.set('255.255.0.0')
+    assert path.config('conf1').option('ip_admin_eth0.netmask_admin_eth0', 0).value.get() == '255.255.0.0'
+    #
+    path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').value.set(['192.168.1.1'])
+    assert path.config('conf1').option('ip_admin_eth0.netmask_admin_eth0', 0).value.get() == None
+
+
+def test_path_master_slaves_value_default():
+    ip_admin_eth0 = StrOption('ip_admin_eth0', "ip", multi=True, default=['192.168.1.1'])
+    netmask_admin_eth0 = StrOption('netmask_admin_eth0', "mask", multi=True)
+    interface1 = MasterSlaves('ip_admin_eth0', '', [ip_admin_eth0, netmask_admin_eth0])
+    od = OptionDescription('root', '', [interface1])
+    conf1 = Config(od, session_id='conf1')
+    conf2 = Config(od, session_id='conf2')
+    path = PathConfig(od, [conf1, conf2])
+    assert path.config('conf1').option('ip_admin_eth0.netmask_admin_eth0', 0).value.get() == None
+    #
+    path.option('ip_admin_eth0.ip_admin_eth0').value.set(['192.168.1.1'])
+    assert path.config('conf1').option('ip_admin_eth0.netmask_admin_eth0', 0).value.get() == None
+    #
+    path.option('ip_admin_eth0.netmask_admin_eth0', 0).value.set('255.255.255.0')
+    assert path.config('conf1').option('ip_admin_eth0.netmask_admin_eth0', 0).value.get() == '255.255.255.0'
+    #
+    path.option('ip_admin_eth0.netmask_admin_eth0', 0).value.set('255.255.0.0')
+    assert path.config('conf1').option('ip_admin_eth0.netmask_admin_eth0', 0).value.get() == '255.255.0.0'
+    #
+    path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').value.set(['192.168.1.1'])
+    assert path.config('conf1').option('ip_admin_eth0.netmask_admin_eth0', 0).value.get() == None
+
+
+def test_path_master_slaves_owners():
+    ip_admin_eth0 = StrOption('ip_admin_eth0', "ip", multi=True)
+    netmask_admin_eth0 = StrOption('netmask_admin_eth0', "mask", multi=True, properties=('hidden',))
+    interface1 = MasterSlaves('ip_admin_eth0', '', [ip_admin_eth0, netmask_admin_eth0])
+    od = OptionDescription('root', '', [interface1])
+    conf1 = Config(od, session_id='conf1')
+    conf2 = Config(od, session_id='conf2')
+    path = PathConfig(od, [conf1, conf2])
+    path.owner.set(owners.path1)
+    assert path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').owner.isdefault()
+    raises(SlaveError, "path.config('conf1').option('ip_admin_eth0.netmask_admin_eth0', 0).owner.isdefault()")
+    #
+    path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').value.set(['192.168.1.1'])
+    assert path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').owner.get() == owners.user
+    assert path.config('conf1').option('ip_admin_eth0.netmask_admin_eth0', 0).owner.isdefault()
+    #
+    path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').value.reset()
+    assert path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').owner.isdefault()
+    #
+    path.option('ip_admin_eth0.ip_admin_eth0').value.set(['192.168.1.1'])
+    assert path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').owner.get() == owners.path1
+    assert path.config('conf1').option('ip_admin_eth0.netmask_admin_eth0', 0).owner.isdefault()
+    #
+    path.option('ip_admin_eth0.netmask_admin_eth0', 0).value.set('255.255.255.0')
+    assert path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').owner.get() == owners.path1
+    assert path.config('conf1').option('ip_admin_eth0.netmask_admin_eth0', 0).owner.get() == owners.path1
+    #
+    path.option('ip_admin_eth0.netmask_admin_eth0', 0).value.set('255.255.0.0')
+    assert path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').owner.get() == owners.path1
+    assert path.config('conf1').option('ip_admin_eth0.netmask_admin_eth0', 0).owner.get() == owners.path1
+    #
+    path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').value.set(['192.168.1.1'])
+    assert path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').owner.get() == owners.user
+    assert path.config('conf1').option('ip_admin_eth0.netmask_admin_eth0', 0).owner.get() == owners.default
+
+
+def test_path_force_default():
+    ip_admin_eth0 = StrOption('ip_admin_eth0', "ip", multi=True)
+    netmask_admin_eth0 = StrOption('netmask_admin_eth0', "mask", multi=True, properties=('hidden',))
+    interface1 = MasterSlaves('ip_admin_eth0', '', [ip_admin_eth0, netmask_admin_eth0])
+    od = OptionDescription('root', '', [interface1])
+    conf1 = Config(od, session_id='conf1')
+    conf2 = Config(od, session_id='conf2')
+    path = PathConfig(od, [conf1, conf2])
+    path.property.read_write()
+    path.owner.set('path1')
+    assert path.option('ip_admin_eth0.ip_admin_eth0').value.get() == []
+    assert path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').value.get() == []
+    assert path.config('conf2').option('ip_admin_eth0.ip_admin_eth0').value.get() == []
+    #
+    errors = path.value.set('ip_admin_eth0.ip_admin_eth0', ['192.168.1.1'])
+    assert len(errors) == 0
+    assert path.option('ip_admin_eth0.ip_admin_eth0').value.get() == ['192.168.1.1']
+    assert path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').value.get() == ['192.168.1.1']
+    assert path.config('conf2').option('ip_admin_eth0.ip_admin_eth0').value.get() == ['192.168.1.1']
+    #
+    path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').value.set(['192.168.1.2'])
+    assert path.option('ip_admin_eth0.ip_admin_eth0').value.get() == ['192.168.1.1']
+    assert path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').value.get() == ['192.168.1.2']
+    assert path.config('conf2').option('ip_admin_eth0.ip_admin_eth0').value.get() == ['192.168.1.1']
+    #
+    errors = path.value.set('ip_admin_eth0.ip_admin_eth0', ['192.168.1.3'])
+    assert len(errors) == 0
+    assert path.option('ip_admin_eth0.ip_admin_eth0').value.get() == ['192.168.1.3']
+    assert path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').value.get() == ['192.168.1.2']
+    assert path.config('conf2').option('ip_admin_eth0.ip_admin_eth0').value.get() == ['192.168.1.3']
+    #
+    errors = path.value.set('ip_admin_eth0.ip_admin_eth0', ['192.168.1.4'], force_default=True)
+    assert len(errors) == 0
+    assert path.option('ip_admin_eth0.ip_admin_eth0').value.get() == ['192.168.1.4']
+    assert path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').value.get() == ['192.168.1.4']
+    assert path.config('conf2').option('ip_admin_eth0.ip_admin_eth0').value.get() == ['192.168.1.4']
+
+
+def test_path_force_dont_change_value():
+    ip_admin_eth0 = StrOption('ip_admin_eth0', "ip", multi=True)
+    netmask_admin_eth0 = StrOption('netmask_admin_eth0', "mask", multi=True, properties=('hidden',))
+    interface1 = MasterSlaves('ip_admin_eth0', '', [ip_admin_eth0, netmask_admin_eth0])
+    od = OptionDescription('root', '', [interface1])
+    conf1 = Config(od, session_id='conf1')
+    conf2 = Config(od, session_id='conf2')
+    path = PathConfig(od, [conf1, conf2])
+    path.property.read_write()
+    path.owner.set('path1')
+    assert path.option('ip_admin_eth0.ip_admin_eth0').value.get() == []
+    assert path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').value.get() == []
+    assert path.config('conf2').option('ip_admin_eth0.ip_admin_eth0').value.get() == []
+    path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').value.set(['192.168.1.4'])
+    assert path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').value.get() == ['192.168.1.4']
+    assert path.config('conf2').option('ip_admin_eth0.ip_admin_eth0').value.get() == []
+    assert path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').owner.get() is owners.user
+    assert path.config('conf2').option('ip_admin_eth0.ip_admin_eth0').owner.isdefault()
+    errors = path.value.set('ip_admin_eth0.ip_admin_eth0', ['192.168.1.4'], force_dont_change_value=True)
+    assert len(errors) == 0
+    assert path.option('ip_admin_eth0.ip_admin_eth0').value.get() == ['192.168.1.4']
+    assert path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').value.get() == ['192.168.1.4']
+    assert path.config('conf2').option('ip_admin_eth0.ip_admin_eth0').value.get() == []
+    assert path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').owner.get() is owners.user
+    assert path.config('conf2').option('ip_admin_eth0.ip_admin_eth0').owner.get() is owners.user
+
+
+def test_path_force_default_if_same():
+    ip_admin_eth0 = StrOption('ip_admin_eth0', "ip", multi=True)
+    netmask_admin_eth0 = StrOption('netmask_admin_eth0', "mask", multi=True, properties=('hidden',))
+    interface1 = MasterSlaves('ip_admin_eth0', '', [ip_admin_eth0, netmask_admin_eth0])
+    od = OptionDescription('root', '', [interface1])
+    conf1 = Config(od, session_id='conf1')
+    conf2 = Config(od, session_id='conf2')
+    path = PathConfig(od, [conf1, conf2])
+    path.property.read_write()
+    path.owner.set('path1')
+    #
+    assert path.option('ip_admin_eth0.ip_admin_eth0').value.get() == []
+    assert path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').value.get() == []
+    assert path.config('conf2').option('ip_admin_eth0.ip_admin_eth0').value.get() == []
+    #
+    path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').value.set(['192.168.1.4'])
+    assert path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').value.get() == ['192.168.1.4']
+    assert path.config('conf2').option('ip_admin_eth0.ip_admin_eth0').value.get() == []
+    assert path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').owner.get() is owners.user
+    assert path.config('conf2').option('ip_admin_eth0.ip_admin_eth0').owner.isdefault()
+    errors = path.value.set('ip_admin_eth0.ip_admin_eth0', ['192.168.1.4'], force_default_if_same=True)
+    assert len(errors) == 0
+    assert path.option('ip_admin_eth0.ip_admin_eth0').value.get() == ['192.168.1.4']
+    assert path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').value.get() == ['192.168.1.4']
+    assert path.config('conf2').option('ip_admin_eth0.ip_admin_eth0').value.get() == ['192.168.1.4']
+    assert path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').owner.get() is owners.path1
+    assert path.config('conf2').option('ip_admin_eth0.ip_admin_eth0').owner.get() is owners.path1
+    #
+    path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').value.set(['192.168.1.3'])
+    assert path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').value.get() == ['192.168.1.3']
+    assert path.config('conf2').option('ip_admin_eth0.ip_admin_eth0').value.get() == ['192.168.1.4']
+    assert path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').owner.get() is owners.user
+    assert path.config('conf2').option('ip_admin_eth0.ip_admin_eth0').owner.get() is owners.path1
+    errors = path.value.set('ip_admin_eth0.ip_admin_eth0', ['192.168.1.5'], force_default_if_same=True)
+    assert len(errors) == 0
+    assert path.option('ip_admin_eth0.ip_admin_eth0').value.get() == ['192.168.1.5']
+    assert path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').value.get() == ['192.168.1.3']
+    assert path.config('conf2').option('ip_admin_eth0.ip_admin_eth0').value.get() == ['192.168.1.5']
+    assert path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').owner.get() is owners.user
+    assert path.config('conf2').option('ip_admin_eth0.ip_admin_eth0').owner.get() is owners.path1
+
+
+def test_path_force_default_if_same_and_dont_change():
+    ip_admin_eth0 = StrOption('ip_admin_eth0', "ip", multi=True)
+    netmask_admin_eth0 = StrOption('netmask_admin_eth0', "mask", multi=True, properties=('hidden',))
+    interface1 = MasterSlaves('ip_admin_eth0', '', [ip_admin_eth0, netmask_admin_eth0])
+    od = OptionDescription('root', '', [interface1])
+    conf1 = Config(od, session_id='conf1')
+    conf2 = Config(od, session_id='conf2')
+    path = PathConfig(od, [conf1, conf2])
+    path.property.read_write()
+    path.owner.set('path1')
+    #
+    assert path.option('ip_admin_eth0.ip_admin_eth0').value.get() == []
+    assert path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').value.get() == []
+    assert path.config('conf2').option('ip_admin_eth0.ip_admin_eth0').value.get() == []
+    #
+    path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').value.set(['192.168.1.4'])
+    assert path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').value.get() == ['192.168.1.4']
+    assert path.config('conf2').option('ip_admin_eth0.ip_admin_eth0').value.get() == []
+    assert path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').owner.get() is owners.user
+    assert path.config('conf2').option('ip_admin_eth0.ip_admin_eth0').owner.isdefault()
+    errors = path.value.set('ip_admin_eth0.ip_admin_eth0', ['192.168.1.4'], force_default_if_same=True, force_dont_change_value=True)
+    assert len(errors) == 0
+    assert path.option('ip_admin_eth0.ip_admin_eth0').value.get() == ['192.168.1.4']
+    assert path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').value.get() == ['192.168.1.4']
+    assert path.config('conf2').option('ip_admin_eth0.ip_admin_eth0').value.get() == []
+    assert path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').owner.get() is owners.path1
+    assert path.config('conf2').option('ip_admin_eth0.ip_admin_eth0').owner.get() is owners.user
+    #
+    path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').value.set(['192.168.1.3'])
+    assert path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').value.get() == ['192.168.1.3']
+    assert path.config('conf2').option('ip_admin_eth0.ip_admin_eth0').value.get() == []
+    assert path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').owner.get() is owners.user
+    assert path.config('conf2').option('ip_admin_eth0.ip_admin_eth0').owner.get() is owners.user
+    errors = path.value.set('ip_admin_eth0.ip_admin_eth0', ['192.168.1.5'], force_default_if_same=True, force_dont_change_value=True)
+    assert len(errors) == 0
+    assert path.option('ip_admin_eth0.ip_admin_eth0').value.get() == ['192.168.1.5']
+    assert path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').value.get() == ['192.168.1.3']
+    assert path.config('conf2').option('ip_admin_eth0.ip_admin_eth0').value.get() == []
+    assert path.config('conf1').option('ip_admin_eth0.ip_admin_eth0').owner.get() is owners.user
+    assert path.config('conf2').option('ip_admin_eth0.ip_admin_eth0').owner.get() is owners.user
+
+
+def test_path_force_default_and_dont_change():
+    ip_admin_eth0 = StrOption('ip_admin_eth0', "ip", multi=True)
+    netmask_admin_eth0 = StrOption('netmask_admin_eth0', "mask", multi=True, properties=('hidden',))
+    interface1 = MasterSlaves('ip_admin_eth0', '', [ip_admin_eth0, netmask_admin_eth0])
+    od = OptionDescription('root', '', [interface1])
+    conf1 = Config(od, session_id='rconf1')
+    conf2 = Config(od, session_id='rconf2')
+    path = PathConfig(od, [conf1, conf2])
+    path.property.read_write()
+    path.owner.set('path1')
+    raises(ValueError, "path.value.set('ip_admin_eth0.ip_admin_eth0', ['192.168.1.4'], force_default=True, force_dont_change_value=True)")
+
+
+def test_path_properties_path():
+    ip_admin_eth0 = NetworkOption('ip_admin_eth0', "ip", multi=True, default=['192.168.1.1'])
+    netmask_admin_eth0 = NetmaskOption('netmask_admin_eth0', "mask", multi=True, properties=('disabled',))
+    netmask_admin_eth0.impl_add_consistency('network_netmask', ip_admin_eth0)
+    interface1 = MasterSlaves('ip_admin_eth0', '', [ip_admin_eth0, netmask_admin_eth0])
+    od = OptionDescription('root', '', [interface1])
+    conf1 = Config(od, session_id='conf1')
+    conf2 = Config(od, session_id='conf2')
+    conf1.property.read_write()
+    conf2.property.read_write()
+    path = PathConfig(od, [conf1, conf2])
+    path.property.read_write()
+    assert path.config('conf1').value.dict() == {}
+
+
+def test_path_exception_path():
+    ip_admin_eth0 = NetworkOption('ip_admin_eth0', "ip", multi=True, default=['192.168.1.1'])
+    netmask_admin_eth0 = NetmaskOption('netmask_admin_eth0', "mask", multi=True, callback=raise_exception)
+    netmask_admin_eth0.impl_add_consistency('network_netmask', ip_admin_eth0)
+    interface1 = MasterSlaves('ip_admin_eth0', '', [ip_admin_eth0, netmask_admin_eth0])
+    od = OptionDescription('root', '', [interface1])
+    conf1 = Config(od, session_id='conf1')
+    conf2 = Config(od, session_id='conf2')
+    path = PathConfig(od, [conf1, conf2])
+    path.property.read_write()
+    raises(Exception, "conf1.make_dict()")
+
+
+def test_path_callback():
+    val1 = StrOption('val1', "", 'val')
+    val2 = StrOption('val2', "", callback=return_value, callback_params=Params(ParamOption(val1)))
+    val3 = StrOption('val3', "", callback=return_value, callback_params=Params(ParamValue('yes')))
+    val4 = StrOption('val4', "", callback=return_value, callback_params=Params(kwargs={'value': ParamOption(val1)}))
+    val5 = StrOption('val5', "", callback=return_value, callback_params=Params(kwargs={'value': ParamValue('yes')}))
+    maconfig = OptionDescription('rootconfig', '', [val1, val2, val3, val4, val5])
+    cfg = Config(maconfig, session_id='cfg')
+    path = PathConfig(maconfig, [cfg])
+    path.property.read_write()
+    assert path.config('cfg').value.dict() == {'val3': 'yes', 'val2': 'val', 'val1': 'val', 'val5': 'yes', 'val4': 'val'}
+    path.config('cfg').option('val1').value.set('new')
+    assert path.config('cfg').value.dict() == {'val3': 'yes', 'val2': 'new', 'val1': 'new', 'val5': 'yes', 'val4': 'new'}
+    path.config('cfg').option('val1').value.reset()
+    path.option('val1').value.set('new')
+    assert path.config('cfg').value.dict() == {'val3': 'yes', 'val2': 'new', 'val1': 'new', 'val5': 'yes', 'val4': 'new'}
+    path.config('cfg').option('val4').value.set('new1')
+    assert path.config('cfg').value.dict() == {'val3': 'yes', 'val2': 'new', 'val1': 'new', 'val5': 'yes', 'val4': 'new1'}
+    path.config('cfg').option('val4').value.reset()
+    path.option('val4').value.set('new1')
+    assert path.config('cfg').value.dict() == {'val3': 'yes', 'val2': 'new', 'val1': 'new', 'val5': 'yes', 'val4': 'new1'}
+    path.option('val4').value.reset()
+
+
+def test_path_callback_slave():
+    val = StrOption('val', "", default='val')
+    val1 = StrOption('val1', "", multi=True, callback=return_value, callback_params=Params(ParamOption(val)))
+    val3 = StrOption('val2', "", multi=True, callback=return_value, callback_params=Params(ParamOption(val1)))
+    val4 = StrOption('val3', "", multi=True, callback=return_value, callback_params=Params(ParamOption(val1)))
+    interface1 = MasterSlaves('val1', '', [val1, val3, val4])
+    od = OptionDescription('root', '', [interface1])
+    maconfig = OptionDescription('rootconfig', '', [val, interface1])
+    cfg = Config(maconfig, session_id='cfg1')
+    path = PathConfig(maconfig, [cfg])
+    path.property.read_write()
+    assert path.config('cfg1').value.dict() == {'val1.val2': ['val'], 'val1.val1': ['val'], 'val1.val3': ['val'], 'val': 'val'}
+    path.config('cfg1').option('val').value.set('val1')
+    assert path.config('cfg1').value.dict() == {'val1.val2': ['val1'], 'val1.val1': ['val1'], 'val1.val3': ['val1'], 'val': 'val1'}
+    path.config('cfg1').option('val').value.reset()
+    path.option('val').value.set('val1')
+    assert path.config('cfg1').value.dict() == {'val1.val2': ['val1'], 'val1.val1': ['val1'], 'val1.val3': ['val1'], 'val': 'val1'}
+    path.option('val').value.reset()
+    path.config('cfg1').option('val1.val2', 0).value.set('val2')
+    assert path.config('cfg1').value.dict() == {'val1.val2': ['val2'], 'val1.val1': ['val'], 'val1.val3': ['val'], 'val': 'val'}
+    path.config('cfg1').option('val1.val2', 0).value.reset()
+    assert path.config('cfg1').value.dict() == {'val1.val2': ['val'], 'val1.val1': ['val'], 'val1.val3': ['val'], 'val': 'val'}
+    path.option('val1.val2', 0).value.set('val2')
+    assert path.config('cfg1').value.dict() == {'val1.val2': ['val2'], 'val1.val1': ['val'], 'val1.val3': ['val'], 'val': 'val'}
+    path.config('cfg1').option('val1.val3', 0).value.set('val6')
+    assert path.config('cfg1').value.dict() == {'val1.val2': ['val2'], 'val1.val1': ['val'], 'val1.val3': ['val6'], 'val': 'val'}
+    path.option('val1.val2', 0).value.reset()
+    path.config('cfg1').option('val1.val3', 0).value.reset()
+    path.config('cfg1').option('val1.val1').value.set(['val3'])
+    assert path.config('cfg1').value.dict() == {'val1.val2': ['val3'], 'val1.val1': ['val3'], 'val1.val3': ['val3'], 'val': 'val'}
+    path.config('cfg1').option('val1.val1').value.reset()
+    assert path.config('cfg1').value.dict() == {'val1.val2': ['val'], 'val1.val1': ['val'], 'val1.val3': ['val'], 'val': 'val'}
+    path.option('val1.val1').value.set(['val3'])
+    assert path.config('cfg1').value.dict() == {'val1.val2': ['val3'], 'val1.val1': ['val3'], 'val1.val3': ['val3'], 'val': 'val'}
+    path.config('cfg1').option('val1.val2', 0).value.set('val2')
+    assert path.config('cfg1').value.dict() == {'val1.val2': ['val2'], 'val1.val1': ['val3'], 'val1.val3': ['val3'], 'val': 'val'}
+    path.option('val1.val1').value.set(['val3', 'rah'])
+    assert path.config('cfg1').value.dict() == {'val1.val2': ['val2', 'rah'], 'val1.val1': ['val3', 'rah'], 'val1.val3': ['val3', 'rah'], 'val': 'val'}
+    path.option('val1.val1').value.pop(1)
+    path.option('val1.val1').value.set(['val4'])
+    assert path.config('cfg1').value.dict() == {'val1.val2': ['val2'], 'val1.val1': ['val4'], 'val1.val3': ['val4'], 'val': 'val'}
+
+
+def test_meta_reset():
+    ip_admin_eth0 = StrOption('ip_admin_eth0', "ip", multi=True)
+    netmask_admin_eth0 = StrOption('netmask_admin_eth0', "mask", multi=True, properties=('hidden',))
+    interface1 = MasterSlaves('ip_admin_eth0', '', [ip_admin_eth0, netmask_admin_eth0])
+    od0 = OptionDescription('root', '', [interface1])
+    ip_admin_eth0 = StrOption('ip_admin_eth0', "ip", multi=True)
+    netmask_admin_eth0 = StrOption('netmask_admin_eth0', "mask", multi=True, properties=('hidden',))
+    interface1 = MasterSlaves('ip_admin_eth0', '', [ip_admin_eth0, netmask_admin_eth0])
+    od1 = OptionDescription('root', '', [interface1])
+    ip_admin_eth0 = StrOption('ip_admin_eth0', "ip", multi=True)
+    netmask_admin_eth0 = StrOption('netmask_admin_eth0', "mask", multi=True, properties=('hidden',))
+    interface1 = MasterSlaves('ip_admin_eth0', '', [ip_admin_eth0, netmask_admin_eth0])
+    od2 = OptionDescription('root', '', [interface1])
+    conf1 = Config(od0, session_id='conf1')
+    conf2 = Config(od1, session_id='conf2')
+    meta = PathConfig(od2, [conf1, conf2])
+    meta.property.read_write()
+    meta.owner.set('path1')
+    assert meta.option('ip_admin_eth0.ip_admin_eth0').value.get() == []
+    assert meta.config('conf1').option('ip_admin_eth0.ip_admin_eth0').value.get() == []
+    assert meta.config('conf2').option('ip_admin_eth0.ip_admin_eth0').value.get() == []
+    errors = meta.value.set('ip_admin_eth0.ip_admin_eth0', ['192.168.1.1'])
+    assert len(errors) == 0
+    assert meta.option('ip_admin_eth0.ip_admin_eth0').value.get() == ['192.168.1.1']
+    assert meta.config('conf1').option('ip_admin_eth0.ip_admin_eth0').value.get() == ['192.168.1.1']
+    assert meta.config('conf2').option('ip_admin_eth0.ip_admin_eth0').value.get() == ['192.168.1.1']
+    meta.config('conf1').option('ip_admin_eth0.ip_admin_eth0').value.set(['192.168.1.2'])
+    assert meta.option('ip_admin_eth0.ip_admin_eth0').value.get() == ['192.168.1.1']
+    assert meta.config('conf1').option('ip_admin_eth0.ip_admin_eth0').value.get() == ['192.168.1.2']
+    assert meta.config('conf2').option('ip_admin_eth0.ip_admin_eth0').value.get() == ['192.168.1.1']
+    meta.option('ip_admin_eth0.ip_admin_eth0').value.reset(children=True)
+    assert meta.option('ip_admin_eth0.ip_admin_eth0').value.get() == []
+    assert meta.config('conf1').option('ip_admin_eth0.ip_admin_eth0').value.get() == []
+    assert meta.config('conf2').option('ip_admin_eth0.ip_admin_eth0').value.get() == []
+
+
+def test_path_properties_path_copy():
+    ip_admin_eth0 = NetworkOption('ip_admin_eth0', "ip", multi=True, default=['192.168.1.1'])
+    netmask_admin_eth0 = NetmaskOption('netmask_admin_eth0', "mask", multi=True, properties=('disabled',))
+    interface0 = OptionDescription('ip_admin_eth0', '', [ip_admin_eth0, netmask_admin_eth0])
+    ip_admin_eth0 = NetworkOption('ip_admin_eth0', "ip", multi=True, default=['192.168.1.1'])
+    netmask_admin_eth0 = NetmaskOption('netmask_admin_eth0', "mask", multi=True, properties=('disabled',))
+    interface1 = OptionDescription('ip_admin_eth0', '', [ip_admin_eth0, netmask_admin_eth0])
+    ip_admin_eth0 = NetworkOption('ip_admin_eth0', "ip", multi=True, default=['192.168.1.1'])
+    netmask_admin_eth0 = NetmaskOption('netmask_admin_eth0', "mask", multi=True, properties=('disabled',))
+    interface2 = OptionDescription('ip_admin_eth0', '', [ip_admin_eth0, netmask_admin_eth0])
+    conf1 = Config(interface0, session_id='conf1')
+    conf2 = Config(interface1, session_id='conf2')
+    conf1.property.read_write()
+    conf2.property.read_write()
+    path = PathConfig(interface2, [conf1, conf2], session_id='path1')
+    path.property.read_write()
+
+    conf3 = path.config('conf1').config.copy(session_id='conf3')
+    path2 = conf3.config.metaconfig()
+    assert path.config.name() == path2.config.name()
+
+    assert path.config('conf1').value.dict() == {'ip_admin_eth0': ['192.168.1.1']}
+    assert path.config('conf2').value.dict() == {'ip_admin_eth0': ['192.168.1.1']}
+    assert path.config('conf3').value.dict() == {'ip_admin_eth0': ['192.168.1.1']}
+    path.option('ip_admin_eth0').value.set(['192.168.1.2'])
+    assert path.config('conf1').value.dict() == {'ip_admin_eth0': ['192.168.1.2']}
+    assert path.config('conf2').value.dict() == {'ip_admin_eth0': ['192.168.1.2']}
+    assert path.config('conf3').value.dict() == {'ip_admin_eth0': ['192.168.1.2']}
+    ret = path.value.set('ip_admin_eth0', ['192.168.1.3'], force_default_if_same=True)
+    assert path.config('conf1').value.dict() == {'ip_admin_eth0': ['192.168.1.3']}
+    assert path.config('conf2').value.dict() == {'ip_admin_eth0': ['192.168.1.3']}
+    assert path.config('conf3').value.dict() == {'ip_admin_eth0': ['192.168.1.3']}
+
+
+def test_path_properties_path_deepcopy():
+    ip_admin_eth0 = NetworkOption('ip_admin_eth0', "ip", multi=True, default=['192.168.1.1'])
+    netmask_admin_eth0 = NetmaskOption('netmask_admin_eth0', "mask", multi=True,
+                                       properties=('disabled',))
+    interface0 = OptionDescription('ip_admin_eth0', '', [ip_admin_eth0, netmask_admin_eth0])
+    ip_admin_eth0 = NetworkOption('ip_admin_eth0', "ip", multi=True, default=['192.168.1.1'])
+    netmask_admin_eth0 = NetmaskOption('netmask_admin_eth0', "mask", multi=True,
+                                       properties=('disabled',))
+    interface1 = OptionDescription('ip_admin_eth0', '', [ip_admin_eth0, netmask_admin_eth0])
+    ip_admin_eth0 = NetworkOption('ip_admin_eth0', "ip", multi=True, default=['192.168.1.1'])
+    netmask_admin_eth0 = NetmaskOption('netmask_admin_eth0', "mask", multi=True,
+                                       properties=('disabled',))
+    interface2 = OptionDescription('ip_admin_eth0', '', [ip_admin_eth0, netmask_admin_eth0])
+    conf1 = Config(interface0, session_id='conf1')
+    conf2 = Config(interface1, session_id='conf2')
+    conf1.property.read_write()
+    conf2.property.read_write()
+    path = PathConfig(interface2, [conf1, conf2])
+    path.permissive.set(frozenset({'hidden'}))
+    path.property.read_write()
+
+    path2 = path.config('conf1').config.deepcopy(session_id='conf3')
+    assert path != path2
+    assert path.permissive.get() == path2.permissive.get()
+
+    assert path.config('conf1').value.dict() == {'ip_admin_eth0': ['192.168.1.1']}
+    assert path.config('conf2').value.dict() == {'ip_admin_eth0': ['192.168.1.1']}
+    assert path2.config('conf3').value.dict() == {'ip_admin_eth0': ['192.168.1.1']}
+    path.option('ip_admin_eth0').value.set(['192.168.1.2'])
+    assert path.config('conf1').value.dict() == {'ip_admin_eth0': ['192.168.1.2']}
+    assert path.config('conf2').value.dict() == {'ip_admin_eth0': ['192.168.1.2']}
+    assert path2.config('conf3').value.dict() == {'ip_admin_eth0': ['192.168.1.1']}
+    path.value.set('ip_admin_eth0', ['192.168.1.3'], force_default_if_same=True)
+    assert path.config('conf1').value.dict() == {'ip_admin_eth0': ['192.168.1.3']}
+    assert path.config('conf2').value.dict() == {'ip_admin_eth0': ['192.168.1.3']}
+    assert path2.config('conf3').value.dict() == {'ip_admin_eth0': ['192.168.1.1']}
+
+
+def test_path_properties_subpath_deepcopy():
+    ip_admin_eth0 = NetworkOption('ip_admin_eth0', "ip", multi=True, default=['192.168.1.1'])
+    netmask_admin_eth0 = NetmaskOption('netmask_admin_eth0', "mask", multi=True,
+                                       properties=('disabled',))
+    interface0 = OptionDescription('ip_admin_eth0', '', [ip_admin_eth0, netmask_admin_eth0])
+    ip_admin_eth0 = NetworkOption('ip_admin_eth0', "ip", multi=True, default=['192.168.1.1'])
+    netmask_admin_eth0 = NetmaskOption('netmask_admin_eth0', "mask", multi=True,
+                                       properties=('disabled',))
+    interface1 = OptionDescription('ip_admin_eth0', '', [ip_admin_eth0, netmask_admin_eth0])
+    ip_admin_eth0 = NetworkOption('ip_admin_eth0', "ip", multi=True, default=['192.168.1.1'])
+    netmask_admin_eth0 = NetmaskOption('netmask_admin_eth0', "mask", multi=True,
+                                       properties=('disabled',))
+    interface2 = OptionDescription('ip_admin_eth0', '', [ip_admin_eth0, netmask_admin_eth0])
+    conf1 = Config(interface0, session_id='conf1')
+    conf1.property.read_write()
+    path1 = PathConfig(interface1, [conf1], session_id='path1')
+    path2 = PathConfig(interface2, [path1], session_id='path2')
+    path_copy = conf1.config.deepcopy(session_id='conf2',
+                                      metaconfig_prefix='copy_')
+    assert path_copy.config.name() == 'copy_path2'
+    assert path_copy.config('copy_path1').config.name() == 'copy_path1'
+    assert path_copy.config('copy_path1').config('conf2').config.name() == 'conf2'
+
+
+def test_path_properties_subpath_deepcopy_owner():
+    ip_admin_eth0 = NetworkOption('ip_admin_eth0', "ip")
+    netmask_admin_eth0 = NetmaskOption('netmask_admin_eth1', "mask")
+    interface0 = OptionDescription('ip_admin_eth0', '', [ip_admin_eth0, netmask_admin_eth0])
+    ip_admin_eth0 = NetworkOption('ip_admin_eth1', "ip")
+    netmask_admin_eth0 = NetmaskOption('netmask_admin_eth0', "mask")
+    interface1 = OptionDescription('ip_admin_eth0', '', [ip_admin_eth0, netmask_admin_eth0])
+    ip_admin_eth0 = NetworkOption('ip_admin_eth0', "ip")
+    netmask_admin_eth0 = NetmaskOption('netmask_admin_eth0', "mask")
+    interface2 = OptionDescription('ip_admin_eth0', '', [ip_admin_eth0, netmask_admin_eth0])
+    conf1 = Config(interface0, session_id='conf1')
+    conf1.owner.set('conf1_user')
+    conf1.property.read_write()
+    path1 = PathConfig(interface1, [conf1], session_id='path1')
+    path1.owner.set('path1_user')
+    path2 = PathConfig(interface2, [path1], session_id='path2')
+    path2.owner.set('path2_user')
+    #
+    conf1.option('ip_admin_eth0').value.set('192.168.0.1')
+    assert conf1.option('ip_admin_eth0').owner.get() == 'conf1_user'
+    path2.option('ip_admin_eth0').value.set('192.168.0.3')
+    assert path2.option('ip_admin_eth0').owner.get() == 'path2_user'
+    #
+    path2_copy = conf1.config.deepcopy(session_id='conf2',
+                                       metaconfig_prefix='copy_')
+    path2_copy.option('netmask_admin_eth0').value.set('255.255.255.255')
+    assert path2_copy.option('ip_admin_eth0').value.get() == '192.168.0.3'
+    assert path2_copy.option('ip_admin_eth0').owner.get() == 'path2_user'
+    assert path2_copy.option('netmask_admin_eth0').owner.get() == 'path2_user'
+    #
+    path1_copy = path2_copy.config('copy_path1')
+    path1_copy.option('netmask_admin_eth0').value.set('255.255.255.255')
+    #
+    conf2 = path1_copy.config('conf2')
+    conf2.owner.set('conf2_user')
+    conf2.option('netmask_admin_eth1').value.set('255.255.255.255')
+    assert conf2.option('netmask_admin_eth1').owner.get() == 'conf2_user'
+    assert conf2.option('ip_admin_eth0').value.get() == '192.168.0.1'
+    assert conf2.option('ip_admin_eth0').owner.get() == 'conf1_user'
+
+
+def test_path_properties_path_set_value():
+    ip_admin_eth0 = NetworkOption('ip_admin_eth1', "ip", multi=True, default=['192.168.1.1'])
+    netmask_admin_eth0 = NetmaskOption('netmask_admin_eth0', "mask", multi=True, properties=('disabled',))
+    interface0 = OptionDescription('ip_admin_eth0', '', [ip_admin_eth0, netmask_admin_eth0])
+    ip_admin_eth0 = NetworkOption('ip_admin_eth0', "ip", multi=True, default=['192.168.1.1'])
+    netmask_admin_eth0 = NetmaskOption('netmask_admin_eth1', "mask", multi=True, properties=('disabled',))
+    interface1 = OptionDescription('ip_admin_eth0', '', [ip_admin_eth0, netmask_admin_eth0])
+    ip_admin_eth0 = NetworkOption('ip_admin_eth0', "ip", multi=True, default=['192.168.1.1'])
+    netmask_admin_eth0 = NetmaskOption('netmask_admin_eth0', "mask", multi=True, properties=('disabled',))
+    interface2 = OptionDescription('ip_admin_eth0', '', [ip_admin_eth0, netmask_admin_eth0])
+    conf1 = Config(interface0, session_id='conf1')
+    conf2 = Config(interface1, session_id='conf2')
+    conf1.property.read_write()
+    conf2.property.read_write()
+    path = PathConfig(interface2, [conf1, conf2])
+    path.property.read_write()
+    assert path.config('conf2').value.dict() == {'ip_admin_eth0': ['192.168.1.1']}
+    ret = path.value.set('netmask_admin_eth0', ['255.255.255.255'], only_config=True)
+    assert len(ret) == 2
+    assert isinstance(ret[0], PropertiesOptionError)
+    assert isinstance(ret[1], AttributeError)
+    del ret[1]
+    del ret[0]
+    del ret
+    ret = path.value.set('netmask_admin_eth0', ['255.255.255.255'], force_default=True)
+    assert len(ret) == 2
+    assert isinstance(ret[0], AttributeError)
+    assert isinstance(ret[1], PropertiesOptionError)
+    del ret[1]
+    del ret[0]
+    del ret
+    ret = path.value.set('netmask_admin_eth0', ['255.255.255.255'], force_dont_change_value=True)
+    assert len(ret) == 3
+    assert isinstance(ret[0], PropertiesOptionError)
+    assert isinstance(ret[1], AttributeError)
+    assert isinstance(ret[2], PropertiesOptionError)
+    del ret[2]
+    del ret[1]
+    del ret[0]
+    del ret
+    ret = path.value.set('netmask_admin_eth0', ['255.255.255.255'], force_default_if_same=True)
+    assert len(ret) == 2
+    assert isinstance(ret[0], AttributeError)
+    assert isinstance(ret[1], PropertiesOptionError)
+    del ret[1]
+    del ret[0]
+    del ret
+    ret = path.value.set('ip_admin_eth0', '255.255.255.255', only_config=True)
+    assert len(ret) == 2
+    assert isinstance(ret[0], AttributeError)
+    assert isinstance(ret[1], ValueError)
+    del ret[1]
+    del ret[0]
+    del ret
+    ret = path.value.set('ip_admin_eth0', '255.255.255.255', force_default=True)
+    assert len(ret) == 2
+    assert isinstance(ret[0], AttributeError)
+    assert isinstance(ret[1], ValueError)
+    del ret[1]
+    del ret[0]
+    del ret
+    ret = path.value.set('ip_admin_eth0', '255.255.255.255', force_dont_change_value=True)
+    assert len(ret) == 2
+    assert isinstance(ret[0], AttributeError)
+    assert isinstance(ret[1], ValueError)
+    del ret[1]
+    del ret[0]
+    del ret
+    ret = path.value.set('ip_admin_eth0', '255.255.255.255', force_default_if_same=True)
+    assert len(ret) == 2
+    assert isinstance(ret[0], AttributeError)
+    assert isinstance(ret[1], ValueError)
+    del ret[1]
+    del ret[0]
+    del ret

test/test_permissive.py

@@ -7,6 +7,11 @@ from py.test import raises
 from tiramisu import IntOption, UnicodeOption, OptionDescription, Config
 from tiramisu.error import PropertiesOptionError, ConfigError
 from tiramisu.api import TIRAMISU_VERSION
+from tiramisu.storage import list_sessions, delete_session
+
+
+def teardown_function(function):
+    assert list_sessions() == [], 'session list is not empty when leaving "{}"'.format(function.__name__)
 
 
 def make_description():

test/test_requires.py

@@ -11,6 +11,11 @@ from tiramisu import IPOption, OptionDescription, BoolOption, IntOption, StrOpti
                      MasterSlaves, Config
 from tiramisu.error import PropertiesOptionError, RequirementError
 from py.test import raises
+from tiramisu.storage import list_sessions, delete_session
+
+
+def teardown_function(function):
+    assert list_sessions() == [], 'session list is not empty when leaving "{}"'.format(function.__name__)
 
 
 def test_properties():
@@ -437,6 +442,8 @@ def test_requires_transitive_hidden_disabled_multiple():
     except PropertiesOptionError as err:
         props = err.proptype
     assert set(props) == {'disabled', 'hidden'}
+    del props
+    #
     req = None
     try:
         api.option('ip_address_service_web').value.get()
@@ -444,6 +451,8 @@ def test_requires_transitive_hidden_disabled_multiple():
         req = err
     assert req, "ip_address_service_web should raise RequirementError"
     assert str(req) == str(_('cannot access to option "{}" because required option "{}" has {} {}').format('ip_address_service_web', 'activate_service_web', 'property', '"disabled"'))
+    del req
+    #
     api.permissive.set(frozenset())
     try:
         api.option('ip_address_service_web').value.get()
@@ -451,6 +460,7 @@ def test_requires_transitive_hidden_disabled_multiple():
         req = err
     assert req, "ip_address_service_web should raise RequirementError"
     assert str(req) == str(_('cannot access to option "{}" because required option "{}" has {} {}').format('ip_address_service_web', 'activate_service_web', 'properties', '"disabled" and "hidden"'))
+    del req
 
 
 def test_requires_not_transitive():
@@ -950,7 +960,7 @@ def test_master_slave_requires():
     api.option('ip_admin_eth0.netmask_admin_eth0', 1).value.set('255.255.255.255')
     assert api.option('ip_admin_eth0.netmask_admin_eth0', 1).value.get() == '255.255.255.255'
     assert api.value.dict() == {'ip_admin_eth0.ip_admin_eth0': ['192.168.1.2', '192.168.1.2'],
-                                      'ip_admin_eth0.netmask_admin_eth0': [None, '255.255.255.255']}
+                                'ip_admin_eth0.netmask_admin_eth0': [None, '255.255.255.255']}
     #
     api.option('ip_admin_eth0.ip_admin_eth0').value.set(['192.168.1.2', '192.168.1.1'])
     assert api.option('ip_admin_eth0.netmask_admin_eth0', 0).value.get() is None
@@ -959,8 +969,11 @@ def test_master_slave_requires():
     assert set(ret.keys()) == set(['ip_admin_eth0.ip_admin_eth0', 'ip_admin_eth0.netmask_admin_eth0'])
     assert ret['ip_admin_eth0.ip_admin_eth0'] == ['192.168.1.2', '192.168.1.1']
     assert len(ret['ip_admin_eth0.netmask_admin_eth0']) == 2
-    assert ret['ip_admin_eth0.netmask_admin_eth0'][0] == None
+    assert ret['ip_admin_eth0.netmask_admin_eth0'][0] is None
     assert isinstance(ret['ip_admin_eth0.netmask_admin_eth0'][1], PropertiesOptionError)
+    del ret['ip_admin_eth0.netmask_admin_eth0'][1]
+    del ret['ip_admin_eth0.netmask_admin_eth0'][0]
+    del ret['ip_admin_eth0.netmask_admin_eth0']
     #
     api.option('ip_admin_eth0.netmask_admin_eth0', 0).value.set('255.255.255.255')
     ret = api.value.dict()
@@ -969,6 +982,9 @@ def test_master_slave_requires():
     assert len(ret['ip_admin_eth0.netmask_admin_eth0']) == 2
     assert ret['ip_admin_eth0.netmask_admin_eth0'][0] == '255.255.255.255'
     assert isinstance(ret['ip_admin_eth0.netmask_admin_eth0'][1], PropertiesOptionError)
+    del ret['ip_admin_eth0.netmask_admin_eth0'][1]
+    del ret['ip_admin_eth0.netmask_admin_eth0'][0]
+    del ret['ip_admin_eth0.netmask_admin_eth0']
 
 
 def test_master_slave_requires_both():

test/test_slots.py

@@ -15,41 +15,61 @@ from tiramisu.option import ChoiceOption, BoolOption, IntOption, FloatOption,\
     StrOption, SymLinkOption, UnicodeOption, IPOption, OptionDescription, \
     PortOption, NetworkOption, NetmaskOption, DomainnameOption, EmailOption, \
     URLOption, FilenameOption
+from tiramisu.storage import list_sessions, delete_session
+
+
+def teardown_function(function):
+    assert list_sessions() == [], 'session list is not empty when leaving "{}"'.format(function.__name__)
 
 
 def test_slots_option():
     c = ChoiceOption('a', '', ('a',))
     raises(AttributeError, "c.x = 1")
+    del c
     c = BoolOption('a', '')
     raises(AttributeError, "c.x = 1")
+    del c
     c = IntOption('a', '')
     raises(AttributeError, "c.x = 1")
+    del c
     c = FloatOption('a', '')
     raises(AttributeError, "c.x = 1")
+    del c
     c = StrOption('a', '')
     raises(AttributeError, "c.x = 1")
     c = SymLinkOption('b', c)
     raises(AttributeError, "c.x = 1")
+    del c
     c = UnicodeOption('a', '')
     raises(AttributeError, "c.x = 1")
+    del c
     c = IPOption('a', '')
     raises(AttributeError, "c.x = 1")
+    del c
     c = OptionDescription('a', '', [])
     raises(AttributeError, "c.x = 1")
+    del c
     c = PortOption('a', '')
     raises(AttributeError, "c.x = 1")
+    del c
     c = NetworkOption('a', '')
     raises(AttributeError, "c.x = 1")
+    del c
     c = NetmaskOption('a', '')
     raises(AttributeError, "c.x = 1")
+    del c
     c = DomainnameOption('a', '')
     raises(AttributeError, "c.x = 1")
+    del c
     c = EmailOption('a', '')
     raises(AttributeError, "c.x = 1")
+    del c
     c = URLOption('a', '')
     raises(AttributeError, "c.x = 1")
+    del c
     c = FilenameOption('a', '')
     raises(AttributeError, "c.x = 1")
+    del c
 
 
 def test_slots_option_readonly():

test/test_state.py

@@ -7,6 +7,11 @@ from tiramisu import Config
 from pickle import dumps
 from py.test import raises
 import sys
+from tiramisu.storage import list_sessions
+
+
+def teardown_function(function):
+    assert list_sessions() == [], 'session list is not empty when leaving "{}"'.format(function.__name__)
 
 
 def _get_slots(opt):

test/test_storage.py

@@ -11,6 +11,10 @@ from tiramisu.setting import groups, owners
 from tiramisu.storage import list_sessions, delete_session
 
 
+def teardown_function(function):
+    assert list_sessions() == [], 'session list is not empty when leaving "{}"'.format(function.__name__)
+
+
 def test_non_persistent():
     b = BoolOption('b', '')
     o = OptionDescription('od', '', [b])
@@ -22,9 +26,9 @@ def test_list():
     o = OptionDescription('od', '', [b])
     c = Config(o, session_id='test_non_persistent')
     c.option('b').value.set(True)
-    assert 'test_non_persistent' in list_sessions('config')
+    assert 'test_non_persistent' in list_sessions()
     del(c)
-    assert 'test_non_persistent' not in list_sessions('config')
+    assert 'test_non_persistent' not in list_sessions()
 
 
 def test_delete_not_persisten():
@@ -34,9 +38,9 @@ def test_delete_not_persisten():
         Config(o, session_id='test_persistent', persistent=True)
     except:
         c = Config(o, session_id='not_test_persistent')
-        assert 'not_test_persistent' in list_sessions('all')
+        assert 'not_test_persistent' in list_sessions()
         del c
-        assert 'not_test_persistent' not in list_sessions('all')
+        assert 'not_test_persistent' not in list_sessions()
         #
         c = Config(o, session_id='not_test_persistent')
         raises(ValueError, "delete_session('not_test_persistent')")
@@ -73,7 +77,7 @@ def test_list_sessions_persistent():
         # storage is not persistent
         pass
     else:
-        assert 'test_persistent' in list_sessions('config')
+        assert 'test_persistent' in list_sessions()
         delete_session('test_persistent')
 
 
@@ -86,9 +90,9 @@ def test_delete_session_persistent():
         # storage is not persistent
         pass
     else:
-        assert 'test_persistent' in list_sessions('config')
+        assert 'test_persistent' in list_sessions()
         delete_session('test_persistent')
-        assert 'test_persistent' not in list_sessions('config')
+        assert 'test_persistent' not in list_sessions()
 
 
 def test_create_persistent_retrieve():
@@ -106,7 +110,7 @@ def test_create_persistent_retrieve():
         del c
         c = Config(o, session_id='test_persistent', persistent=True)
         assert c.option('b').value.get() is True
-        assert 'test_persistent' in list_sessions('config')
+        assert 'test_persistent' in list_sessions()
         delete_session(c.config.name())
         del c
         c = Config(o, session_id='test_persistent', persistent=True)

test/test_submulti.py

@@ -9,8 +9,12 @@ from tiramisu.setting import groups, owners
 from tiramisu import StrOption, IntOption, OptionDescription, submulti, MasterSlaves, Config, \
                      MetaConfig, undefined, Params, ParamOption
 from tiramisu.error import SlaveError
+from tiramisu.storage import list_sessions
 
 
+def teardown_function(function):
+    assert list_sessions() == [], 'session list is not empty when leaving "{}"'.format(function.__name__)
+
 
 def return_val(val=None):
     if val is None:

test/test_symlink.py

@@ -1,4 +1,5 @@
 # coding: utf-8
+from py.test import raises
 from .autopath import do_autopath
 do_autopath()
 
@@ -7,8 +8,11 @@ from tiramisu import BoolOption, StrOption, SymLinkOption, \
 from tiramisu.error import PropertiesOptionError, ConfigError
 from tiramisu.setting import groups, owners
 from tiramisu.api import TIRAMISU_VERSION
+from tiramisu.storage import list_sessions
 
-from py.test import raises
+
+def teardown_function(function):
+    assert list_sessions() == [], 'session list is not empty when leaving "{}"'.format(function.__name__)
 
 
 def return_value():
@@ -60,7 +64,12 @@ def test_symlink_addproperties():
     api = Config(descr)
     api.property.read_write()
     raises(TypeError, "api.option('c').property.add('new')")
-    raises(AssertionError, "api.option('c').property.reset()")
+    try:
+        api.option('c').property.reset()
+    except AssertionError:
+        pass
+    else:
+        raise Exception('must raise')
 
 
 def test_symlink_getpermissive():
@@ -73,14 +82,19 @@ def test_symlink_getpermissive():
     api.option('c').permissive.get() == frozenset(['perm'])
 
 
-def test_symlink_addpermissive():
+def test_symlink_addpermissives():
     boolopt = BoolOption('b', '', default=True, properties=('test',))
     linkopt = SymLinkOption("c", boolopt)
     descr = OptionDescription('opt', '', [boolopt, linkopt])
     api = Config(descr)
     api.property.read_write()
     raises(TypeError, "api.option('c').permissive.set(frozenset(['new']))")
-    raises(AssertionError, "api.option('c').permissive.reset()")
+    try:
+        api.option('c').permissive.reset()
+    except AssertionError:
+        pass
+    else:
+        raise Exception('must raise')
 
 
 def test_symlink_getproperties():

tiramisu/__init__.py

@@ -15,7 +15,7 @@
 from .function import Params, ParamOption, ParamValue, ParamContext
 from .option import *
 from .error import APIError
-from .api import Config, MetaConfig, GroupConfig
+from .api import Config, MetaConfig, GroupConfig, PathConfig
 from .option import __all__ as all_options
 from .setting import owners, undefined
 
@@ -25,6 +25,7 @@ allfuncs = ['Params',
             'ParamValue',
             'ParamContext',
             'MetaConfig',
+            'PathConfig',
             'GroupConfig',
             'Config',
             'APIError',

tiramisu/api.py

@@ -22,7 +22,7 @@ from typing import List, Any, Optional, Callable, Union, Dict
 from .error import APIError, ConfigError, SlaveError, PropertiesOptionError
 from .i18n import _
 from .setting import ConfigBag, OptionBag, owners, groups, Undefined, undefined, FORBIDDEN_SET_PROPERTIES
-from .config import KernelConfig, SubConfig, KernelGroupConfig, KernelMetaConfig
+from .config import KernelConfig, SubConfig, KernelGroupConfig, KernelMetaConfig, KernelPathConfig
 from .option import ChoiceOption, OptionDescription
 
 
@@ -227,14 +227,9 @@ class TiramisuOptionOption(CommonTiramisuOption):
                 name,
                 subconfig,
                 option_bag):
-        cls._name = name
+        option = subconfig.cfgimpl_get_description().impl_getchild(name,
-        cls._subconfig = subconfig
+                                                                   option_bag.config_bag,
-        cls._option_bag = option_bag
+                                                                   subconfig.cfgimpl_get_path())
-        cls._get_option(cls)
-        option = option_bag.option
-        del cls._name
-        del cls._subconfig
-        del cls._option_bag
         if option.impl_is_optiondescription():
             return _TiramisuOptionOptionDescription(name=name,
                                                     subconfig=subconfig,
@@ -396,7 +391,8 @@ class TiramisuOptionInformation(CommonTiramisuOption):
         values = self._option_bag.config_bag.context.cfgimpl_get_values()
         values.set_information(key, value, path=path)
 
-    def reset(self, key):
+    def reset(self,
+              key):
         """Remove information"""
         path = self._option_bag.path
         values = self._option_bag.config_bag.context.cfgimpl_get_values()
@@ -541,7 +537,7 @@ class TiramisuOptionValue(CommonTiramisuOption):
                     types.append(_TiramisuOptionValueMaster)
                 elif option.impl_is_master_slaves('slave'):
                     types.append(_TiramisuOptionValueSlave)
-                if option_bag.config_bag.context.impl_type == 'meta':
+                if option_bag.config_bag.context.impl_type in ('meta', 'path'):
                     # only if not an optiondescription
                     types.insert(0, _TiramisuOptionValueMeta)
         if option_bag.config_bag.context.impl_type == 'group':
@@ -657,6 +653,24 @@ class _TiramisuOptionDescription(_TiramisuOption):
         """Get type for an optiondescription (only for optiondescription)"""
         return self._get_option().impl_get_group_type()
 
+    def _filter(self,
+                opt,
+                subconfig):
+        if self._config_bag.properties:
+            name = opt.impl_getname()
+            path = subconfig._get_subpath(name)
+            option_bag = OptionBag()
+            option_bag.set_option(opt,
+                                  path,
+                                  None,
+                                  self._config_bag)
+            if opt.impl_is_optiondescription():
+                self._subconfig.get_subconfig(name,
+                                              option_bag)
+            else:
+                subconfig.getattr(name,
+                                  option_bag)
+
     def list(self,
              type='option',
              group_type=None):
@@ -664,22 +678,6 @@ class _TiramisuOptionDescription(_TiramisuOption):
         assert type in ('all', 'option', 'optiondescription'), _('unknown list type {}').format(type)
         assert group_type is None or isinstance(group_type, groups.GroupType), \
                 _("unknown group_type: {0}").format(group_type)
-        def _filter(opt):
-            if self._config_bag.properties:
-                name = opt.impl_getname()
-                path = subconfig._get_subpath(name)
-                option_bag = OptionBag()
-                option_bag.set_option(opt,
-                                      path,
-                                      None,
-                                      self._config_bag)
-                if opt.impl_is_optiondescription():
-                    self._subconfig.get_subconfig(name,
-                                                  option_bag)
-                else:
-                    subconfig.getattr(name,
-                                      option_bag)
-
         option = self._get_option()
         name = option.impl_getname()
         path = self._subconfig._get_subpath(name)
@@ -692,7 +690,8 @@ class _TiramisuOptionDescription(_TiramisuOption):
                                                   option_bag)
         for opt in option.impl_getchildren(self._config_bag):
             try:
-                subsubconfig = _filter(opt)
+                subsubconfig = self._filter(opt,
+                                            subconfig)
             except PropertiesOptionError:
                 continue
             if opt.impl_is_optiondescription():
@@ -998,52 +997,64 @@ class TiramisuContextOption(TiramisuContext):
             return next(self._find(name, value, type))
         return self._find(name, value, type)
 
+    def _filter(self,
+                opt):
+        if self._config_bag.properties:
+            name = opt.impl_getname()
+            option_bag = OptionBag()
+            option_bag.set_option(opt,
+                                  name,
+                                  None,
+                                  self._config_bag)
+            if opt.impl_is_optiondescription():
+                self._config_bag.context.cfgimpl_get_settings().validate_properties(option_bag)
+            else:
+                self._config_bag.context.getattr(name,
+                                                option_bag)
+    def _walk(self,
+              option,
+              recursive,
+              type_,
+              group_type):
+        for opt in option.impl_getchildren(self._config_bag):
+            try:
+                subsubconfig = self._filter(opt)
+            except PropertiesOptionError:
+                continue
+            if opt.impl_is_optiondescription():
+                if recursive:
+                    for toption in self._walk(opt,
+                                              recursive,
+                                              type_,
+                                              group_type):
+                        yield toption
+                if type_ == 'option' or (type_ == 'optiondescription' and \
+                        group_type and opt.impl_get_group_type() != group_type):
+                    continue
+            elif type_ == 'optiondescription':
+                continue
+            path = opt.impl_getpath()
+            subconfig, name = self._config_bag.context.cfgimpl_get_home_by_path(path,
+                                                                                self._config_bag)
+            yield TiramisuOption(name,
+                                 path,
+                                 None,
+                                 subconfig,
+                                 self._config_bag)
+
     def list(self,
              type='option',
              group_type=None,
              recursive=False):
         """List options (by default list only option)"""
-        def _filter(opt):
-            if self._config_bag.properties:
-                name = opt.impl_getname()
-                option_bag = OptionBag()
-                option_bag.set_option(opt,
-                                      name,
-                                      None,
-                                      self._config_bag)
-                if opt.impl_is_optiondescription():
-                    self._config_bag.context.cfgimpl_get_settings().validate_properties(option_bag)
-                else:
-                    self._config_bag.context.getattr(name,
-                                                    option_bag)
-        def _walk(option):
-            for opt in option.impl_getchildren(self._config_bag):
-                try:
-                    subsubconfig = _filter(opt)
-                except PropertiesOptionError:
-                    continue
-                if opt.impl_is_optiondescription():
-                    if recursive:
-                        for toption in _walk(opt):
-                            yield toption
-                    if type == 'option' or (type == 'optiondescription' and \
-                            group_type and opt.impl_get_group_type() != group_type):
-                        continue
-                elif type == 'optiondescription':
-                    continue
-                path = opt.impl_getpath()
-                subconfig, name = self._config_bag.context.cfgimpl_get_home_by_path(path,
-                                                                                   self._config_bag)
-                yield TiramisuOption(name,
-                                     path,
-                                     None,
-                                     subconfig,
-                                     self._config_bag)
         assert type in ('all', 'option', 'optiondescription'), _('unknown list type {}').format(type)
         assert group_type is None or isinstance(group_type, groups.GroupType), \
                 _("unknown group_type: {0}").format(group_type)
         option = self._config_bag.context.cfgimpl_get_description()
-        for toption in _walk(option):
+        for toption in self._walk(option,
+                                  recursive,
+                                  type,
+                                  group_type):
             yield toption
 
 
@@ -1138,6 +1149,11 @@ class _TiramisuContextGroupConfig(TiramisuContext):
         return Config(config)
 
 
+class _TiramisuContextPathConfig(_TiramisuContextGroupConfig, _TiramisuContextConfigReset):
+    """Actions to PathConfig"""
+    pass
+
+
 class _TiramisuContextMetaConfig(_TiramisuContextGroupConfig, _TiramisuContextConfigReset):
     """Actions to MetaConfig"""
     def new(self,
@@ -1150,7 +1166,7 @@ class _TiramisuContextMetaConfig(_TiramisuContextGroupConfig, _TiramisuContextCo
                                                           type_=type))
 
     def pop(self,
-               session_id):
+            session_id):
         """Remove config from MetaConfig"""
         return Config(self._config_bag.context.pop_config(session_id=session_id))
 
@@ -1186,6 +1202,8 @@ class TiramisuAPI(TiramisuHelp):
                 config = _TiramisuContextGroupConfig
             elif config_type == 'meta':
                 config = _TiramisuContextMetaConfig
+            elif config_type == 'path':
+                config = _TiramisuContextPathConfig
             else:
                 config = _TiramisuContextConfig
             return config(self._config_bag)
@@ -1258,6 +1276,26 @@ class MetaConfig(TiramisuAPI):
         super().__init__(config)
 
 
+class PathConfig(TiramisuAPI):
+    """MetaConfig object that enables us to handle the sub configuration's options"""
+    def __init__(self,
+                 optiondescription: OptionDescription,
+                 children: List[Config],
+                 session_id: Optional[str]=None,
+                 persistent: bool=False) -> None:
+        _children = []
+        for child in children:
+            if isinstance(child, TiramisuAPI):
+                _children.append(child._config_bag.context)
+            else:
+                _children.append(child)
+
+        config = KernelPathConfig(optiondescription,
+                                  _children,
+                                  session_id=session_id,
+                                  persistent=persistent)
+        super().__init__(config)
+
 
 class GroupConfig(TiramisuAPI):
     """GroupConfig that enables us to access the Config"""

tiramisu/autolib.py

@@ -300,4 +300,5 @@ def calculate(option,
                 '').format(str(error),
                            callback.__name__,
                            option.impl_get_display_name())
+    del error
     raise ConfigError(msg)

tiramisu/config.py

@@ -668,7 +668,7 @@ class _CommonConfig(SubConfig):
                   metaconfig_prefix=None,
                   child=None,
                   deep=False):
-        assert isinstance(self, (KernelConfig, KernelMetaConfig)), _('cannot duplicate {}').format(self.__class__.__name__)
+        assert isinstance(self, (KernelConfig, KernelPathConfig)), _('cannot duplicate {}').format(self.__class__.__name__)
         if isinstance(self, KernelConfig):
             duplicated_config = KernelConfig(self._impl_descr,
                                              _duplicate=True,
@@ -677,7 +677,7 @@ class _CommonConfig(SubConfig):
                                              force_settings=force_settings,
                                              persistent=persistent,
                                              storage=storage)
-        elif isinstance(self, KernelMetaConfig):
+        else:
             if session_id is None and metaconfig_prefix is not None:
                 session_id = metaconfig_prefix + self.impl_getname()
             duplicated_config = KernelMetaConfig([],
@@ -809,7 +809,7 @@ class KernelGroupConfig(_CommonConfig):
                             resetted_opts=None):
         if resetted_opts is None:
             resetted_opts = []
-        if isinstance(self, KernelMetaConfig):
+        if isinstance(self, KernelPathConfig):
             super().cfgimpl_reset_cache(option_bag,
                                   resetted_opts=copy(resetted_opts))
         for child in self._impl_children:
@@ -834,15 +834,15 @@ class KernelGroupConfig(_CommonConfig):
         for child in self._impl_children:
             cconfig_bag = config_bag.copy()
             cconfig_bag.context = child
-            try:
+            if isinstance(child, KernelGroupConfig):
-                if isinstance(child, KernelGroupConfig):
+                ret.extend(child.set_value(path,
-                    ret.extend(child.set_value(path,
+                                           index,
-                                               index,
+                                           value,
-                                               value,
+                                           cconfig_bag,
-                                               cconfig_bag,
+                                           only_config=only_config,
-                                               only_config=only_config,
+                                           _commit=commit))
-                                               _commit=commit))
+            else:
-                else:
+                try:
                     subconfig, name = child.cfgimpl_get_home_by_path(path,
                                                                      cconfig_bag)
                     option = subconfig.cfgimpl_get_description().impl_getchild(name,
@@ -856,16 +856,16 @@ class KernelGroupConfig(_CommonConfig):
                     child.setattr(value,
                                   option_bag,
                                   _commit=commit)
-            except PropertiesOptionError as err:
+                except PropertiesOptionError as err:
-                ret.append(PropertiesOptionError(err._option_bag,
+                    ret.append(PropertiesOptionError(err._option_bag,
-                                                 err.proptype,
+                                                     err.proptype,
-                                                 err._settings,
+                                                     err._settings,
-                                                 err._opt_type,
+                                                     err._opt_type,
-                                                 err._requires,
+                                                     err._requires,
-                                                 err._name,
+                                                     err._name,
-                                                 err._orig_opt))
+                                                     err._orig_opt))
-            except (ValueError, SlaveError) as err:
+                except (ValueError, SlaveError, AttributeError) as err:
-                ret.append(err)
+                    ret.append(err)
         if _commit and self.impl_type != 'group':
             self.cfgimpl_get_values()._p_.commit()
         return ret
@@ -885,7 +885,7 @@ class KernelGroupConfig(_CommonConfig):
         #so search only one time the option for all children
         if bypath is undefined and byname is not None and \
                 isinstance(self,
-                           KernelMetaConfig):
+                           KernelPathConfig):
             bypath = next(self.find(bytype=None,
                                     byvalue=undefined,
                                     byname=byname,
@@ -954,47 +954,30 @@ class KernelGroupConfig(_CommonConfig):
         raise ConfigError(_('unknown config "{}"').format(name))
 
 
-class KernelMetaConfig(KernelGroupConfig):
+class KernelPathConfig(KernelGroupConfig):
     __slots__ = tuple()
-    impl_type = 'meta'
+    impl_type = 'path'
 
     def __init__(self,
+                 optiondescription,
                  children,
                  session_id=None,
                  persistent=False,
-                 optiondescription=None,
                  storage=None,
                  _duplicate=False):
-        descr = None
+        # FIXME _duplicate
-        if optiondescription is not None:
-            if not _duplicate:
-                new_children = []
-                for child_session_id in children:
-                    assert isinstance(child_session_id, str), _('MetaConfig with optiondescription'
-                                                                ' must have string has child, '
-                                                                'not {}').format(child_session_id)
-                    new_children.append(KernelConfig(optiondescription,
-                                                     persistent=persistent,
-                                                     session_id=child_session_id))
-                children = new_children
-            descr = optiondescription
         for child in children:
             if not isinstance(child, _CommonConfig):
                 try:
                     child = child._config
                 except:
-                    raise TypeError(_("metaconfig's children "
+                    raise TypeError(_("{}config's children "
-                                      "should be config, not {0}"
+                                      "should be config, not {}"
-                                      ).format(type(child)))
+                                      ).format(self.impl_type,
+                                               type(child)))
             if child.cfgimpl_get_meta() is not None:
-                raise ValueError(_("child has already a metaconfig's"))
+                raise ValueError(_("child has already a {}config's").format(self.impl_type))
-            if descr is None:
-                descr = child.cfgimpl_get_description()
-            elif not descr is child.cfgimpl_get_description():
-                raise ValueError(_('all config in metaconfig must '
-                                   'have the same optiondescription'))
             child._impl_meta = weakref.ref(self)
-
         properties, permissives, values, session_id = get_storages(self,
                                                                    session_id,
                                                                    persistent,
@@ -1004,7 +987,7 @@ class KernelMetaConfig(KernelGroupConfig):
         self._impl_values = Values(values)
         super().__init__(children,
                          session_id=session_id,
-                         _descr=descr)
+                         _descr=optiondescription)
         self._impl_build_all_caches()
 
     def set_value(self,
@@ -1036,41 +1019,49 @@ class KernelMetaConfig(KernelGroupConfig):
             if force_default and force_dont_change_value:
                 raise ValueError(_('force_default and force_dont_change_value'
                                    ' cannot be set together'))
-            opt = self.cfgimpl_get_description().impl_get_opt_by_path(path,
+            #opt = self.cfgimpl_get_description().impl_get_opt_by_path(path,
-                                                                      config_bag)
+            #                                                          config_bag)
             for child in self._impl_children:
                 cconfig_bag = config_bag.copy()
                 cconfig_bag.context = child
-                subconfig, name = child.cfgimpl_get_home_by_path(path,
+                try:
-                                                                 cconfig_bag)
+                    subconfig, name = child.cfgimpl_get_home_by_path(path,
-                option = subconfig.cfgimpl_get_description().impl_getchild(name,
+                                                                     cconfig_bag)
-                                                                           cconfig_bag,
+                    option = subconfig.cfgimpl_get_description().impl_getchild(name,
-                                                                           child.cfgimpl_get_path())
+                                                                               cconfig_bag,
-                option_bag = OptionBag()
+                                                                               child.cfgimpl_get_path())
-                option_bag.set_option(option,
+                    option_bag = OptionBag()
-                                      path,
+                    option_bag.set_option(option,
-                                      index,
+                                          path,
-                                      cconfig_bag)
+                                          index,
-                if force_default_if_same:
+                                          cconfig_bag)
-                    if not child.cfgimpl_get_values()._p_.hasvalue(path):
+                    if force_default_if_same:
-                        child_value = undefined
+                        if not child.cfgimpl_get_values()._p_.hasvalue(path):
-                    else:
+                            child_value = undefined
-                        child_value = child.getattr(name,
+                        else:
-                                                    option_bag)
+                            child_value = child.getattr(name,
-                if force_default or (force_default_if_same and value == child_value):
+                                                        option_bag)
-                    child.cfgimpl_get_values().reset(option_bag,
+                    if force_default or (force_default_if_same and value == child_value):
-                                                     _commit=False)
+                        child.cfgimpl_get_values().reset(option_bag,
-                    continue
+                                                         _commit=False)
-                if force_dont_change_value:
+                        continue
-                    try:
+                    if force_dont_change_value:
                         child_value = child.getattr(name,
                                                     option_bag)
                         if value != child_value:
                             child.setattr(child_value,
                                           option_bag,
                                           _commit=False)
-                    except (PropertiesOptionError, ValueError, SlaveError) as err:
+                except PropertiesOptionError as err:
-                        ret.append(err)
+                    ret.append(PropertiesOptionError(err._option_bag,
+                                                     err.proptype,
+                                                     err._settings,
+                                                     err._opt_type,
+                                                     err._requires,
+                                                     err._name,
+                                                     err._orig_opt))
+                except (ValueError, SlaveError, AttributeError) as err:
+                    ret.append(err)
 
         try:
             subconfig, name = self.cfgimpl_get_home_by_path(path,
@@ -1109,6 +1100,51 @@ class KernelMetaConfig(KernelGroupConfig):
             option_bag.config_bag.context = child
             child.cfgimpl_get_values().reset(option_bag)
 
+
+class KernelMetaConfig(KernelPathConfig):
+    __slots__ = tuple()
+    impl_type = 'meta'
+
+    def __init__(self,
+                 children,
+                 session_id=None,
+                 persistent=False,
+                 optiondescription=None,
+                 storage=None,
+                 _duplicate=False):
+        descr = None
+        if optiondescription is not None:
+            if not _duplicate:
+                new_children = []
+                for child_session_id in children:
+                    assert isinstance(child_session_id, str), _('MetaConfig with optiondescription'
+                                                                ' must have string has child, '
+                                                                'not {}').format(child_session_id)
+                    new_children.append(KernelConfig(optiondescription,
+                                                     persistent=persistent,
+                                                     session_id=child_session_id))
+                children = new_children
+            descr = optiondescription
+        for child in children:
+            if not isinstance(child, _CommonConfig):
+                try:
+                    child = child._config
+                except:
+                    raise TypeError(_("{}config's children "
+                                      "should be config, not {}"
+                                      ).format(self.impl_type,
+                                               type(child)))
+            if descr is None:
+                descr = child.cfgimpl_get_description()
+            elif descr is not child.cfgimpl_get_description():
+                raise ValueError(_('all config in metaconfig must '
+                                   'have the same optiondescription'))
+        super().__init__(descr,
+                         children,
+                         persistent=persistent,
+                         storage=storage,
+                         session_id=session_id)
+
     def new_config(self,
                    session_id,
                    type_='config',

tiramisu/option/choiceoption.py

@@ -108,7 +108,7 @@ class ChoiceOption(Option):
                   current_opt=undefined):
         values = self.impl_get_values(option_bag,
                                       current_opt=current_opt)
-        if values is not undefined and not value in values:
+        if values is not undefined and value not in values:
             if len(values) == 1:
                 raise ValueError(_('only "{0}" is allowed'
                                    '').format(values[0]))

tiramisu/storage/__init__.py

@@ -115,12 +115,9 @@ def get_default_settings_storages():
     return properties, permissives
 
 
-def list_sessions(type_):
+def list_sessions():
     """List all available session (persistent or not persistent)
     """
-    #if type_ == 'option':
-    #    return storage_option_type.get().list_sessions()
-    #else:
     return storage_type.get().list_sessions()