31 lines
868 B
Python
31 lines
868 B
Python
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from libp2p.libp2p import Libp2p
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# TODO: are these connections async? how do we wait on responses?
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def test_simple_messages():
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lib = Libp2p()
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hostA = lib.new_node()
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hostB = lib.new_node()
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def stream_handler(stream):
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print("stream received in host B")
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read_string = stream.read().decode()
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print("host B received: " + read_string)
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response = "ack: " + read_string
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stream.write(response.encode())
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hostB.set_stream_handler("/echo/1.0.0", stream_handler)
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# associate the peer with local ip address (see default parameters of Libp2p())
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hostA.get_peerstore().add_addr("hostB", "/ip4/127.0.0.1/tcp/10000")
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stream = hostA.new_stream("hostB", "/echo/1.0.0")
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message = "hello"
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stream.write(message.encode())
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response = stream.read().decode()
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assert response == ("ack: " + message)
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