Working on #98 : Persist attribute value when global_truth is set to true

tests/core/test_concept.py

@@ -64,10 +64,10 @@ def test_i_can_serialize():
     :return:
     """
     concept = Concept(
-        name="concept_name",
+        name="concept_name a",
         is_builtin=True,
         is_unique=True,
-        key="concept_key",
+        key=None,
         body="definition of the body",
         where="definition of the where",
         pre="definition of the pre",
@@ -78,6 +78,8 @@ def test_i_can_serialize():
         desc="this this the desc",
         id="123456"
     ).def_var("a", "10").def_var("b", None)
+    concept.get_metadata().parameters = ["a"]
+    concept.init_key()
 
     to_dict = concept.to_dict()
     assert to_dict == {
@@ -88,14 +90,15 @@ def test_i_can_serialize():
         'id': '123456',
         'is_builtin': True,
         'is_unique': True,
-        'key': 'concept_key',
-        'name': 'concept_name',
+        'key': 'concept_name __var__0',
+        'name': 'concept_name a',
         'post': 'definition of the post',
         'pre': 'definition of the pre',
         'ret': "concept to return",
         'props': {},
         'variables': [('a', "10"), ('b', None)],
-        'where': 'definition of the where'
+        'where': 'definition of the where',
+        'parameters': ['a'],
     }
 
 
@@ -302,3 +305,33 @@ def test_i_can_manage_instance_attributes():
     assert foo.values() == {"x": "value for x", "y": "value for y"}
     assert foo.get_all_attributes() == ["x", "y"]
     assert ALL_ATTRIBUTES == {"foo_id": ["x"]}
+
+
+def test_i_can_init_key_and_compute_parameters():
+    concept = Concept("foo x").def_var("x").init_key()
+    assert concept.key == "foo __var__0"
+
+    concept = Concept("foo").def_var("x").init_key()
+    assert concept.key == "foo"
+
+    concept = Concept("foo a b").def_var("a").def_var("b").init_key()
+    assert concept.key == "foo __var__0 __var__1"
+
+    concept = Concept("foo a b").def_var("b").def_var("a").init_key()
+    assert concept.key == "foo __var__1 __var__0"
+
+    concept = Concept("foo a b").def_var("a").init_key()
+    assert concept.key == "foo __var__0 b"
+
+    concept = Concept("foo a b").def_var("b").init_key()
+    assert concept.key == "foo a __var__0"
+
+    concept = Concept("foo a").def_var("a").def_var("b").init_key()
+    assert concept.key == "foo __var__0"
+
+    concept = Concept("foo b").def_var("a").def_var("b").init_key()
+    assert concept.key == "foo __var__1"
+
+    concept = Concept("plus", definition_type=DEFINITION_TYPE_DEF, definition="a plus b").def_var("a").def_var("b")
+    concept.init_key()
+    assert concept.key == "__var__0 plus __var__1"