Implement test case for IO stress

tests.py

@@ -3,6 +3,7 @@ from os import stat, urandom
 from os.path import exists, dirname, realpath, join
 from stat import S_ISFIFO
 from secrets import token_urlsafe
+from random import randint
 
 import pytest
 
@@ -65,6 +66,13 @@ def test_io_large_data(pipe_io, test_data_size):
     assert File(pipe_io.out_pipe).read() == random_data
 
 
+def test_io_stress(pipe_io):
+    for _ in range(2222):
+        random_data = urandom(randint(1, 1024))
+        File(pipe_io.in_pipe).write(random_data)
+        assert File(pipe_io.out_pipe).read() == random_data
+
+
 def test_stop_removes_pipes(pipe_io):
     pipe_io.stop()
     for path in (pipe_io.in_pipe, pipe_io.out_pipe):