X-Git-Url: https://git.madduck.net/etc/vim.git/blobdiff_plain/7e1c5b2ba6355f1a6916cf5545dc577cf2e6c727..9e3175428470403d01cdee9c710d5d38e8610860:/tests/test_black.py

diff --git a/tests/test_black.py b/tests/test_black.py
index e512832..62b4b1a 100644
--- a/tests/test_black.py
+++ b/tests/test_black.py
@@ -188,6 +188,14 @@ class BlackTestCase(unittest.TestCase):
         # black.assert_equivalent(source, actual)
         black.assert_stable(source, actual, line_length=ll)
 
+    @patch("black.dump_to_file", dump_to_stderr)
+    def test_fmtonoff(self) -> None:
+        source, expected = read_data('fmtonoff')
+        actual = fs(source)
+        self.assertFormatEqual(expected, actual)
+        black.assert_equivalent(source, actual)
+        black.assert_stable(source, actual, line_length=ll)
+
     def test_report(self) -> None:
         report = black.Report()
         out_lines = []