RAHHH

backend/lib/python3.12/site-packages/twisted/test/stdio_test_consumer.py

@@ -0,0 +1,44 @@
+# -*- test-case-name: twisted.test.test_stdio.StandardInputOutputTests.test_consumer -*-
+# Copyright (c) Twisted Matrix Laboratories.
+# See LICENSE for details.
+
+"""
+Main program for the child process run by
+L{twisted.test.test_stdio.StandardInputOutputTests.test_consumer} to test
+that process transports implement IConsumer properly.
+"""
+
+
+import sys
+
+from twisted.internet import protocol, stdio
+from twisted.protocols import basic
+from twisted.python import log, reflect
+
+
+def failed(err):
+    log.startLogging(sys.stderr)
+    log.err(err)
+
+
+class ConsumerChild(protocol.Protocol):
+    def __init__(self, junkPath):
+        self.junkPath = junkPath
+
+    def connectionMade(self):
+        d = basic.FileSender().beginFileTransfer(
+            open(self.junkPath, "rb"), self.transport
+        )
+        d.addErrback(failed)
+        d.addCallback(lambda ign: self.transport.loseConnection())
+
+    def connectionLost(self, reason):
+        reactor.stop()
+
+
+if __name__ == "__main__":
+    reflect.namedAny(sys.argv[1]).install()
+    from twisted.internet import reactor
+
+    stdio.StandardIO(ConsumerChild(sys.argv[2]))
+    reactor.run()  # type: ignore[attr-defined]