1 files changed, 11 insertions, 0 deletions
diff --git a/app/tests/test_runview.py b/app/tests/test_runview.py
index 4e3f9fe..6add83f 100644
--- a/app/tests/test_runview.py
+++ b/app/tests/test_runview.py
@@ -277,6 +277,17 @@ class LogAppenderTests(_FakeTui, unittest.TestCase):
         self.assertTrue(lines[0].endswith(" - one"))
         self.assertTrue(lines[2].endswith(" - three"))
 
+    def test_carriage_return_progress_splits_into_lines(self):
+        # tqdm/git-style \r-only progress: each segment becomes its own
+        # log line instead of one ever-growing buffered line.
+        path, appender = self._appender()
+        appender.write("pct 0\rpct 1\rpct 2\r")
+        appender.flush()
+        with open(path, encoding="utf-8") as handle:
+            lines = handle.read().splitlines()
+        self.assertEqual(len(lines), 3)
+        self.assertTrue(lines[2].endswith(" - pct 2"))
+
     def test_blank_lines_and_empty_path_are_skipped(self):
         path, appender = self._appender()
         appender.write("\n\n")