mit neuen venv und exe-Files

venv3_12/Lib/site-packages/gevent/tests/test__issue600.py

@@ -0,0 +1,48 @@
+# Make sure that libev child watchers, implicitly installed through the use
+# of subprocess, do not cause waitpid() to fail to poll for processes.
+# NOTE: This was only reproducible under python 2.
+from __future__ import print_function
+import gevent
+from gevent import monkey
+monkey.patch_all()
+
+import sys
+from multiprocessing import Process
+from subprocess import Popen, PIPE
+
+from gevent import testing as greentest
+
+def f(sleep_sec):
+    gevent.sleep(sleep_sec)
+
+
+
+class TestIssue600(greentest.TestCase):
+
+    __timeout__ = greentest.LARGE_TIMEOUT
+
+    @greentest.skipOnLibuvOnPyPyOnWin("hangs")
+    def test_invoke(self):
+        # Run a subprocess through Popen to make sure
+        # libev is handling SIGCHLD. This could *probably* be simplified to use
+        # just hub.loop.install_sigchld
+        # (no __enter__/__exit__ on Py2) pylint:disable=consider-using-with
+        p = Popen([sys.executable, '-V'], stdout=PIPE, stderr=PIPE)
+        gevent.sleep(0)
+        p.communicate()
+        gevent.sleep(0)
+
+    def test_process(self):
+        # Launch
+        p = Process(target=f, args=(0.5,))
+        p.start()
+
+        with gevent.Timeout(3):
+            # Poll for up to 10 seconds. If the bug exists,
+            # this will timeout because our subprocess should
+            # be long gone by now
+            p.join(10)
+
+
+if __name__ == '__main__':
+    greentest.main()