Permit to update malformatted functional tests

Before that an error while reading the file would make the update fail

1 files changed, 5 insertions, 1 deletions

diff --git a/tests/test_functional.py b/tests/test_functional.py
index 9e558723a..1f31ed65a 100644
--- a/tests/test_functional.py
+++ b/tests/test_functional.py
@@ -20,7 +20,6 @@
 # For details: https://github.com/PyCQA/pylint/blob/master/COPYING
 
 """Functional full-module tests for PyLint."""
-
 import csv
 import os
 import sys
@@ -48,6 +47,11 @@ class LintModuleOutputUpdate(testutils.LintModuleTest):
 
     csv.register_dialect("test", TestDialect)
 
+    def _get_expected(self):
+        with self._open_source_file() as f:
+            expected_msgs = self.get_expected_messages(f)
+        return expected_msgs, []
+
     def _check_output_text(self, _, expected_output, actual_output):
         if expected_output == actual_output:
             return