valid value in param

tests/dictionaries/70port_portlist_optional/00-base.xml

@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<rougail>
+    <variables>
+        <variable name='my_variable' type='port'>
+            <value>123</value>
+        </variable>
+    </variables>
+    <constraints>
+        <condition name="disabled_if_in" source="my_variable">
+            <param type='nil'/>
+            <target type="portlist" optional="True">example</target>
+        </condition>
+    </constraints>
+</rougail>
+<!-- vim: ts=4 sw=4 expandtab
+-->

tests/dictionaries/70port_portlist_optional/makedict/base.json

@@ -0,0 +1 @@
+{"rougail.my_variable": "123"}

tests/dictionaries/70port_portlist_optional/tiramisu/base.py

@@ -0,0 +1,16 @@
+from importlib.machinery import SourceFileLoader
+from importlib.util import spec_from_loader, module_from_spec
+loader = SourceFileLoader('func', 'tests/dictionaries/../eosfunc/test.py')
+spec = spec_from_loader(loader.name, loader)
+func = module_from_spec(spec)
+loader.exec_module(func)
+for key, value in dict(locals()).items():
+    if key != ['SourceFileLoader', 'func']:
+        setattr(func, key, value)
+try:
+    from tiramisu3 import *
+except:
+    from tiramisu import *
+option_2 = PortOption(name="my_variable", doc="my_variable", default="123", allow_private=True, properties=frozenset({"mandatory", "normal"}))
+option_1 = OptionDescription(name="rougail", doc="rougail", children=[option_2])
+option_0 = OptionDescription(name="baseoption", doc="baseoption", children=[option_1])