mit neuen venv und exe-Files

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

@@ -0,0 +1,42 @@
+import sys
+
+if 'runtestcase' in sys.argv[1:]: # pragma: no cover
+    import gevent
+    import gevent.subprocess
+    gevent.spawn(sys.exit, 'bye')
+    # Look closely, this doesn't actually do anything, that's a string
+    # not a division
+    gevent.subprocess.Popen([sys.executable, '-c', '"1/0"'])
+    gevent.sleep(1)
+else:
+    # XXX: Handle this more automatically. See comments in the testrunner.
+    from gevent.testing.resources import exit_without_resource
+    exit_without_resource('subprocess')
+
+    import subprocess
+    for _ in range(5):
+        # not on Py2 pylint:disable=consider-using-with
+        out, err = subprocess.Popen([sys.executable, '-W', 'ignore',
+                                     __file__, 'runtestcase'],
+                                    stderr=subprocess.PIPE).communicate()
+        # We've seen a few unexpected forms of output.
+        #
+        # The first involves 'refs'; I don't remember what that was
+        # about, but I think it had to do with debug builds of Python.
+        #
+        # The second is the classic "Unhandled exception in thread
+        # started by \nsys.excepthook is missing\nlost sys.stderr".
+        # This is a race condition between closing sys.stderr and
+        # writing buffered data to a pipe that hasn't been read. We
+        # only see this using GEVENT_FILE=thread (which makes sense);
+        # likewise, on Python 2 with thread, we can sometimes get
+        # `super() argument 1 must be type, not None`; this happens on module
+        # cleanup.
+        #
+        # The third is similar to the second: "AssertionError:
+        # ...\nIOError: close() called during concurrent operation on
+        # the same file object.\n"
+        if b'refs' in err or b'sys.excepthook' in err or b'concurrent' in err:
+            assert err.startswith(b'bye'), repr(err) # pragma: no cover
+        else:
+            assert err.strip() == b'bye', repr(err)