Ajout système de test

tests.py

@@ -0,0 +1,13 @@
+import unittest
+
+from main import is_hello_world
+
+
+class TestProject(unittest.TestCase):
+
+    def test_when_text_is_hello_world_with_maj_then_work(self):
+        self.assertTrue(is_hello_world("Hello World"))
+
+
+if __name__ == '__main__':
+    unittest.main()