First implementation of questions management

tests/evaluators/test_AddConceptEvaluator.py

@@ -114,6 +114,21 @@ class TestAddConceptEvaluator(TestUsingMemoryBasedSheerka):
         assert created_concept.metadata.definition == "hello a"
         assert created_concept.metadata.definition_type == "bnf"
 
+    def test_i_can_add_concept_with_the_correct_variables_when_referencing_other_concepts(self):
+        context = self.get_context()
+        def_concept_return_value = self.get_def_concept(
+            name="x plus y",
+            where=self.pretval(Concept("u is a v").def_var("u").def_var("v"), source="x is a number"),
+            body=self.pretval(Concept("add a b").def_var("a").def_var("b"), source="add x y"),)
+
+        evaluated = AddConceptEvaluator().eval(context, def_concept_return_value)
+
+        assert evaluated.status
+        assert context.sheerka.isinstance(evaluated.body, BuiltinConcepts.NEW_CONCEPT)
+
+        created_concept = evaluated.body.body
+        assert created_concept.metadata.variables == [("x", None), ("y", None)]
+
     def test_that_the_source_is_correctly_set_for_concept_with_simple_definition(self):
         context = self.get_context()
         def_concept_return_value = self.get_def_concept(
@@ -195,14 +210,6 @@ class TestAddConceptEvaluator(TestUsingMemoryBasedSheerka):
 
         assert AddConceptEvaluator.get_variables(context.sheerka, ret_val, ["a"]) == []
 
-    def test_i_can_get_variables_from_another_concept(self):
-        concept = Concept("hello").def_var("a").def_var("b")
-        ret_val = ReturnValueConcept(who="some_parser",
-                                     status=True,
-                                     value=ParserResultConcept(value=concept))
-
-        assert AddConceptEvaluator.get_variables(self.get_sheerka(), ret_val, []) == {"a", "b"}
-
     def test_i_can_get_variables_from_definition(self):
         parsing_expression = Sequence(ConceptExpression('mult'),
                                       ZeroOrMore(Sequence(StrMatch("+"), ConceptExpression("add"))))