Add typing to several test files (#7440)

4 files changed, 12 insertions, 8 deletions

diff --git a/tests/checkers/unittest_non_ascii_name.py b/tests/checkers/unittest_non_ascii_name.py
index 1830dd7ec..7b1c9d7c6 100644
--- a/tests/checkers/unittest_non_ascii_name.py
+++ b/tests/checkers/unittest_non_ascii_name.py
@@ -136,7 +136,7 @@ class TestNonAsciiChecker(pylint.testutils.CheckerTestCase):
         self,
         code: str,
         assign_type: str,
-    ):
+    ) -> None:
         """Variables defined no matter where, should be checked for non ascii."""
         assign_node = astroid.extract_node(code)
 
@@ -261,7 +261,7 @@ class TestNonAsciiChecker(pylint.testutils.CheckerTestCase):
             ),
         ],
     )
-    def test_check_import(self, import_statement: str, wrong_name: str | None):
+    def test_check_import(self, import_statement: str, wrong_name: str | None) -> None:
         """We expect that for everything that user can change there is a message."""
         node = astroid.extract_node(f"{import_statement} #@")
 
diff --git a/tests/checkers/unittest_unicode/unittest_bad_chars.py b/tests/checkers/unittest_unicode/unittest_bad_chars.py
index 41445e226..08b4c9539 100644
--- a/tests/checkers/unittest_unicode/unittest_bad_chars.py
+++ b/tests/checkers/unittest_unicode/unittest_bad_chars.py
@@ -120,7 +120,7 @@ class TestBadCharsChecker(pylint.testutils.CheckerTestCase):
         codec_and_msg: tuple[str, tuple[pylint.testutils.MessageTest]],
         line_ending: str,
         add_invalid_bytes: bool,
-    ):
+    ) -> None:
         """All combinations of bad characters that are accepted by Python at the moment
         are tested in all possible combinations of
           - line ending
@@ -215,7 +215,7 @@ class TestBadCharsChecker(pylint.testutils.CheckerTestCase):
         char: str,
         msg_id: str,
         codec_and_msg: tuple[str, tuple[pylint.testutils.MessageTest]],
-    ):
+    ) -> None:
         """Special test for a file containing chars that lead to
         Python or Astroid crashes (which causes Pylint to exit early)
         """
diff --git a/tests/checkers/unittest_unicode/unittest_bidirectional_unicode.py b/tests/checkers/unittest_unicode/unittest_bidirectional_unicode.py
index c450db211..6b11dcfef 100644
--- a/tests/checkers/unittest_unicode/unittest_bidirectional_unicode.py
+++ b/tests/checkers/unittest_unicode/unittest_bidirectional_unicode.py
@@ -78,7 +78,7 @@ class TestBidirectionalUnicodeChecker(pylint.testutils.CheckerTestCase):
             )
         ],
     )
-    def test_find_bidi_string(self, bad_string: str, codec: str):
+    def test_find_bidi_string(self, bad_string: str, codec: str) -> None:
         """Ensure that all Bidirectional strings are detected.
 
         Tests also UTF-16 and UTF-32.
diff --git a/tests/checkers/unittest_unicode/unittest_invalid_encoding.py b/tests/checkers/unittest_unicode/unittest_invalid_encoding.py
index d2807301c..e8695a74f 100644
--- a/tests/checkers/unittest_unicode/unittest_invalid_encoding.py
+++ b/tests/checkers/unittest_unicode/unittest_invalid_encoding.py
@@ -52,7 +52,9 @@ class TestInvalidEncoding(pylint.testutils.CheckerTestCase):
             ("pep_bidirectional_utf_32_bom.txt", 1),
         ],
     )
-    def test_invalid_unicode_files(self, tmp_path: Path, test_file: str, line_no: int):
+    def test_invalid_unicode_files(
+        self, tmp_path: Path, test_file: str, line_no: int
+    ) -> None:
         test_file_path = UNICODE_TESTS / test_file
         target = shutil.copy(
             test_file_path, tmp_path / test_file.replace(".txt", ".py")
@@ -126,7 +128,7 @@ class TestInvalidEncoding(pylint.testutils.CheckerTestCase):
             ),
         ],
     )
-    def test__determine_codec(self, content: bytes, codec: str, line: int):
+    def test__determine_codec(self, content: bytes, codec: str, line: int) -> None:
         """The codec determined should be exact no matter what we throw at it."""
         assert self.checker._determine_codec(io.BytesIO(content)) == (codec, line)
 
@@ -139,6 +141,8 @@ class TestInvalidEncoding(pylint.testutils.CheckerTestCase):
         "codec, msg",
         (pytest.param(codec, msg, id=codec) for codec, msg in CODEC_AND_MSG),
     )
-    def test___check_codec(self, codec: str, msg: tuple[pylint.testutils.MessageTest]):
+    def test___check_codec(
+        self, codec: str, msg: tuple[pylint.testutils.MessageTest]
+    ) -> None:
         with self.assertAddsMessages(*msg):
             self.checker._check_codec(codec, 1)