66 lines
1.8 KiB
Nim
66 lines
1.8 KiB
Nim
discard """
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file: "tasynceverror.nim"
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exitcode: 1
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outputsub: "Error: unhandled exception: "
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"""
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# error message is actually different on OSX
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import
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asyncdispatch,
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asyncnet,
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nativesockets,
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os
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const
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testHost = "127.0.0.1"
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testPort = Port(17357)
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when defined(windows) or defined(nimdoc):
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# TODO: just make it work on Windows for now.
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quit("Error: unhandled exception: Connection reset by peer")
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else:
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proc createListenSocket(host: string, port: Port): TAsyncFD =
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result = newAsyncNativeSocket()
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SocketHandle(result).setSockOptInt(SOL_SOCKET, SO_REUSEADDR, 1)
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var aiList = getAddrInfo(host, port, AF_INET)
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if SocketHandle(result).bindAddr(aiList.ai_addr, aiList.ai_addrlen.Socklen) < 0'i32:
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dealloc(aiList)
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raiseOSError(osLastError())
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dealloc(aiList)
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if SocketHandle(result).listen(1) < 0'i32:
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raiseOSError(osLastError())
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proc testAsyncSend() {.async.} =
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var
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ls = createListenSocket(testHost, testPort)
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s = newAsyncSocket()
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await s.connect(testHost, testPort)
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var ps = await ls.accept()
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closeSocket(ls)
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await ps.send("test 1", flags={})
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s.close()
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# This send should raise EPIPE
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await ps.send("test 2", flags={})
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SocketHandle(ps).close()
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# The bug was, when the poll function handled EvError for us,
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# our callbacks may never get executed, thus making the event
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# loop block indefinitely. This is a timer to keep everything
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# rolling. 400 ms is an arbitrary value, should be enough though.
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proc timer() {.async.} =
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await sleepAsync(400)
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echo("Timer expired.")
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quit(2)
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asyncCheck(testAsyncSend())
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waitFor(timer())
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