same treatment for functional test update

pylint/testutils/functional/lint_module_output_update.py

@@ -40,4 +40,12 @@ def _check_output_text(
         with open(self._test_file.expected_output, "w", encoding="utf-8") as f:
             writer = csv.writer(f, dialect="test")
             for line in actual_output:
-                writer.writerow(line.to_csv())
+                try:
+                    writer.writerow(line.to_csv())
+                except UnicodeEncodeError:
+                    writer.writerow(
+                        [
+                            s.encode("utf8", "ignore").decode("utf8")
+                            for s in line.to_csv()
+                        ]
+                    )

pylint/testutils/lint_module_test.py

@@ -303,7 +303,15 @@ def error_msg_for_unequal_output(
             expected_csv = StringIO()
             writer = csv.writer(expected_csv, dialect="test")
             for line in sorted(received_lines, key=sort_by_line_number):
-                writer.writerow(line.to_csv())
+                try:
+                    writer.writerow(line.to_csv())
+                except UnicodeEncodeError:
+                    writer.writerow(
+                        [
+                            s.encode("utf8", "ignore").decode("utf8")
+                            for s in line.to_csv()
+                        ]
+                    )
             error_msg += expected_csv.getvalue()
         return error_msg
 

tests/functional/r/regression_02/regression_8736.py

@@ -1,2 +1,3 @@
-"""This does not crash in the functional tests, but it does when called directly"""
-assert "\U00010000" == "\ud800\udc00"
+"""This does not crash in the functional tests, but it did when called directly."""
+
+assert "\U00010000" == "\ud800\udc00"  # [comparison-of-constants]

tests/functional/r/regression_02/regression_8736.txt

@@ -0,0 +1 @@
+comparison-of-constants:3:7:3:37::"Comparison between constants: '𐀀 == ' has a constant value":HIGH