patcher: certain order of import subprocess and monkey_patch breaks .communicate()issue-290

https://github.com/eventlet/eventlet/issues/290

1 files changed, 12 insertions, 2 deletions

diff --git a/tests/subprocess_test.py b/tests/subprocess_test.py
index 2220c87..1f07518 100644
--- a/tests/subprocess_test.py
+++ b/tests/subprocess_test.py
@@ -1,8 +1,10 @@
+import sys
+import time
+
 import eventlet
 from eventlet.green import subprocess
 import eventlet.patcher
-import sys
-import time
+import tests
 original_subprocess = eventlet.patcher.original('subprocess')
 
 
@@ -73,3 +75,11 @@ def test_universal_lines():
         stdout=subprocess.PIPE,
         universal_newlines=True)
     p.communicate(None)
+
+
+def test_patched_communicate_290():
+    # https://github.com/eventlet/eventlet/issues/290
+    # Certain order of import and monkey_patch breaks subprocess communicate()
+    # with AttributeError module `select` has no `poll` on Linux
+    # unpatched methods are removed for safety reasons in commit f63165c0e3
+    tests.run_isolated('subprocess_patched_communicate.py')