X-Git-Url: https://git.madduck.net/etc/vim.git/blobdiff_plain/4da0851809e024760d3861ff43309125de34157a..004fb79706a02c9a06abd5c416b033340f99e558:/tests/test_blackd.py

diff --git a/tests/test_blackd.py b/tests/test_blackd.py
index 5b6461f..dd2126e 100644
--- a/tests/test_blackd.py
+++ b/tests/test_blackd.py
@@ -114,7 +114,7 @@ class BlackDTestCase(AioHTTPTestCase):  # type: ignore[misc]
     @unittest_run_loop
     async def test_blackd_diff(self) -> None:
         diff_header = re.compile(
-            r"(In|Out)\t\d\d\d\d-\d\d-\d\d \d\d:\d\d:\d\d\.\d\d\d\d\d\d \+\d\d\d\d"
+            r"(In|Out)\t\d\d\d\d-\d\d-\d\d \d\d:\d\d:\d\d\.\d\d\d\d\d\d\+\d\d:\d\d"
         )
 
         source, _ = read_data("miscellaneous", "blackd_diff")
@@ -240,3 +240,9 @@ class BlackDTestCase(AioHTTPTestCase):  # type: ignore[misc]
             response = await self.client.post("/", data=data)
             self.assertEqual(await response.text(), expected)
             self.assertEqual(response.status, 200)
+
+    @unittest_run_loop
+    async def test_single_character(self) -> None:
+        response = await self.client.post("/", data="1")
+        self.assertEqual(await response.text(), "1\n")
+        self.assertEqual(response.status, 200)