diff --git a/tests/test_load.py b/tests/test_load.py
index 5add669..ecf3780 100644
--- a/tests/test_load.py
+++ b/tests/test_load.py
@@ -1,10 +1,12 @@
 from .custom import CustomOption
 
 from pathlib import Path
-import os
+from os import getcwd, listdir, environ, makedirs
+from os.path import isfile, join, isdir, dirname
+from pathlib import Path
 import json
 
-from pytest import fixture
+from pytest import fixture, raises
 from ruamel.yaml import YAML
 from dotenv import load_dotenv
 
@@ -13,9 +15,23 @@ from rougail.user_data_environment.data import RougailUserDataEnvironment
 
 
 dico_dirs = Path('../rougail/tests/dictionaries')
-env_test_folder = '00_6string'
-test_ok = [dico_dirs / env_test_folder]
+#env_test_folder = '00_6string'
 
+# path configuration
+_here = Path(__file__).resolve().parent
+envtest = _here / 'tests' / 'envvars'
+
+test_ok = set()
+test_raise = set()
+for test in listdir(dico_dirs):
+    if isdir(join(envtest, test)):
+        test_ok.add(test)
+    elif test != '__pycache__':
+        test_raise.add(test)
+
+#test_ok = [dico_dirs / env_test_folder]
+excludes = set()
+test_ok -= excludes
 
 @fixture(scope="module", params=test_ok)
 def test_dir(request):