fix: separate Bash import streams

tests/skk2ktrans_test.py

@@ -43,6 +43,16 @@ class Skk2KtransTest(unittest.TestCase):
 		self.assertNotEqual(result.returncode, 0)
 		self.assertIn(b"expression candidates are unsupported", result.stderr)
 
+	def test_files_have_distinct_row_boundaries(self):
+		with tempfile.TemporaryDirectory() as directory:
+			first = Path(directory) / "first.skk"
+			second = Path(directory) / "second.skk"
+			first.write_bytes(b"a /A/")
+			second.write_bytes(b"b /B/\n")
+			result = subprocess.run(
+				[CONVERTER, first, second], capture_output=True, check=False)
+		self.assertEqual(result.returncode, 0, result.stderr.decode())
+		self.assertEqual(result.stdout, b"a\tA\nb\tB\n")
 
 if __name__ == "__main__":
 	unittest.main()