Fixed unit test

src/core/sheerka/Sheerka.py

@@ -24,6 +24,7 @@ import logging
 CONCEPT_LEXER_PARSER_CLASS = "parsers.ConceptLexerParser.ConceptLexerParser"
 CONCEPTS_FILE = "_concepts.txt"
 
+
 class Sheerka(Concept):
     """
     Main controller for the project
@@ -84,6 +85,8 @@ class Sheerka(Concept):
         self.evaluate_concept_handler = SheerkaEvaluateConcept(self)
         self.history_handler = SheerkaHistoryManager(self)
 
+        self.during_restore = False
+
     def initialize(self, root_folder: str = None):
         """
         Starting Sheerka
@@ -244,10 +247,11 @@ class Sheerka(Concept):
             if not self.skip_builtins_in_db:
                 self.sdp.save_result(self, execution_context)
 
-            #hack to save valid concept definition
-            if len(ret) == 1 and ret[0].status and self.isinstance(ret[0].value, BuiltinConcepts.NEW_CONCEPT):
-                with open(CONCEPTS_FILE, "a") as f:
-                    f.write(text + "\n")
+            # hack to save valid concept definition
+            if not self.during_restore:
+                if len(ret) == 1 and ret[0].status and self.isinstance(ret[0].value, BuiltinConcepts.NEW_CONCEPT):
+                    with open(CONCEPTS_FILE, "a") as f:
+                        f.write(text + "\n")
         return ret
 
     def execute(self, execution_context, return_values, execution_steps, logger=None):
@@ -534,8 +538,8 @@ class Sheerka(Concept):
     def isa(self, a, b):
         return self.sets_handler.isa(a, b)
 
-    def isagroup(self, concept):
-        return self.sets_handler.isagroup(concept)
+    def isaset(self, concept):
+        return self.sets_handler.isaset(concept)
 
     def get_evaluator_name(self, name):
         if self.evaluators_prefix is None:
@@ -572,9 +576,11 @@ class Sheerka(Concept):
         :return:
         """
         try:
+            self.during_restore = True
             with open(CONCEPTS_FILE, "r") as f:
                 for line in f.readlines():
                     self.evaluate_user_input(line)
+            self.during_restore = False
         except IOError:
             pass