Also test the message are recompiled

survey/tests/locale/test_locale_normalization.py

@@ -13,12 +13,13 @@ class TestLocaleNormalization(unittest.TestCase):
     LOCALE_PATH = Path("survey", "locale").absolute()
 
     def test_normalization(self):
-        """We test if the messages were properly created with makemessages --no-obsolete --no-wrap."""
+        """Messages need to be created with the proper 'makemessages' then 'compilemessages'."""
         if platform.system() == "Windows":
             python_3 = ["py", "-3"]
         else:
             python_3 = ["python3"]
         base_command = ["manage.py", "makemessages", "--no-obsolete", "--no-wrap", "--ignore", "venv"]
+        compile_message_base_command = ["manage.py", "compilemessages"]
         makemessages_command = python_3 + base_command
         if django_version > "3.0":
             for x in settings.LANGUAGES:
@@ -27,14 +28,16 @@ def test_normalization(self):
             logging.warning("Command to launch for makemessages is : %s", " ".join(makemessages_command))
 
         subprocess.check_call(makemessages_command)
+        compile_message_command = python_3 + compile_message_base_command
+        subprocess.check_call(compile_message_command)
         git_diff_command = ["git", "diff", self.LOCALE_PATH]
         git_diff = subprocess.check_output(git_diff_command).decode("utf8")
         command_as_str = " ".join(makemessages_command)
         msg = (
             "You did not update the translation following your changes. Maybe you did not use the "
             "normalized 'python3 manage.py makemessages --no-obsolete --no-wrap' ? If you're "
             f"working locally, just use 'git add {self.LOCALE_PATH}', we launched "
-            f"'{command_as_str}' during tests.\ngit diff\n{git_diff}",
+            f"'{command_as_str}' during tests.\ngit diff\n{git_diff}"
         )
         number_of_change = git_diff.count("@@") / 2
         if django_version >= "4.1":
@@ -47,3 +50,12 @@ def test_normalization(self):
             number_of_language = len(os.listdir(self.LOCALE_PATH))
             expected_number_of_change = number_of_language
         self.assertEqual(number_of_change, expected_number_of_change, msg)
+        number_of_bin_differring = git_diff.count("differ\n")
+        command_as_str = " ".join(compile_message_command)
+        msg = (
+            "You did not compile the messages following your changes. Maybe you did not use "
+            "'python3 manage.py compilemessages' ? If you're "
+            f"working locally, just use 'git add {self.LOCALE_PATH}', we launched "
+            f"'{command_as_str}' during tests.\ngit diff\n{git_diff}"
+        )
+        self.assertEqual(number_of_bin_differring, 0, msg)