Return non zero code on failure

tests/test_code.py

@@ -3,18 +3,6 @@ from src.code_ import *
 
 class TestCode(unittest.TestCase):
 
-    def test_initialise(self):
-        with open("tests/ressources/outils/remove_comments_with.nf", 'r') as f:
-            code_with_comments = f.read()
-
-        with open("tests/ressources/outils/remove_comments_wo.nf", 'r') as f:
-            code_wo_comments = f.read()
-        
-        code = Code(code_with_comments, origin=None)
-        self.assertIsInstance(code, Code)
-        self.assertEqual(code.code, '\n'+code_with_comments+'\n')
-        self.assertEqual(code.code_wo_comments, '\n'+code_wo_comments+'\n')
-
     def test_get_code(self):
         with open("tests/ressources/outils/remove_comments_with.nf", 'r') as f:
             code_with_comments = f.read()
@@ -23,5 +11,7 @@ class TestCode(unittest.TestCase):
             code_wo_comments = f.read()
 
         code = Code(code_with_comments, origin=None)
+        self.assertEqual(code.code, '\n'+code_with_comments+'\n')
+        self.assertEqual(code.code_wo_comments, '\n'+code_wo_comments+'\n')
         self.assertEqual(code.get_code(), code_wo_comments.strip())