mit neuen venv und exe-Files

venv3_12/Lib/site-packages/gevent/tests/test__issue467.py

@@ -0,0 +1,40 @@
+import gevent
+from gevent import testing as greentest
+
+#import socket # on windows
+
+# iwait should not raise `LoopExit: This operation would block forever`
+# or `AssertionError: Invalid switch into ...`
+# if the caller of iwait causes greenlets to switch in between
+# return values
+
+
+def worker(i):
+    # Have one of them raise an exception to test that case
+    if i == 2:
+        raise ValueError(i)
+    return i
+
+class Test(greentest.TestCase):
+    def test(self):
+        finished = 0
+        # Wait on a group that includes one that will already be
+        # done, plus some that will finish as we watch
+        done_worker = gevent.spawn(worker, "done")
+        gevent.joinall((done_worker,))
+
+        workers = [gevent.spawn(worker, i) for i in range(3)]
+        workers.append(done_worker)
+        for _ in gevent.iwait(workers):
+            finished += 1
+            # Simulate doing something that causes greenlets to switch;
+            # a non-zero timeout is crucial
+            try:
+                gevent.sleep(0.01)
+            except ValueError as ex:
+                self.assertEqual(ex.args[0], 2)
+
+        self.assertEqual(finished, 4)
+
+if __name__ == '__main__':
+    greentest.main()