From da0a011248ada980d116e76bc58ea4e608b27d1d Mon Sep 17 00:00:00 2001
From: Masayuki Igawa <masayuki@igawa.io>
Date: Thu, 14 Apr 2022 16:03:32 +0900
Subject: [PATCH] Add destructor to wait for process termination

This commit adds a destructor to wait for a process termination in
`ReturnCodeToSubunit` class. This commit fixes #320 partially.
---
 stestr/output.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/stestr/output.py b/stestr/output.py
index d980897..5ecd9c6 100644
--- a/stestr/output.py
+++ b/stestr/output.py
@@ -171,6 +171,9 @@ def __init__(self, process):
         self.source = self.proc.stdout
         self.lastoutput = bytes((b'\n')[0])
 
+    def __del__(self):
+        self.proc.wait()
+
     def _append_return_code_as_test(self):
         if self.done is True:
             return