1092 lines
34 KiB
Nim
1092 lines
34 KiB
Nim
import unittest, strformat, strformat, random, oids, sequtils
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import chronos, nimcrypto/utils, chronicles, stew/byteutils
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import ../libp2p/[errors,
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stream/connection,
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stream/bufferstream,
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transports/tcptransport,
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transports/transport,
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multiaddress,
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muxers/mplex/mplex,
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muxers/mplex/coder,
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muxers/mplex/lpchannel,
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vbuffer,
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varint]
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import ./helpers
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{.used.}
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suite "Mplex":
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teardown:
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checkTrackers()
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suite "channel encoding":
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asyncTest "encode header with channel id 0":
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proc encHandler(msg: seq[byte]) {.async.} =
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check msg == fromHex("000873747265616d2031")
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let conn = newBufferStream(encHandler)
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await conn.writeMsg(0, MessageType.New, ("stream 1").toBytes)
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await conn.close()
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asyncTest "encode header with channel id other than 0":
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proc encHandler(msg: seq[byte]) {.async.} =
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check msg == fromHex("88010873747265616d2031")
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let conn = newBufferStream(encHandler)
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await conn.writeMsg(17, MessageType.New, ("stream 1").toBytes)
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await conn.close()
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asyncTest "encode header and body with channel id 0":
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proc encHandler(msg: seq[byte]) {.async.} =
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check msg == fromHex("020873747265616d2031")
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let conn = newBufferStream(encHandler)
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await conn.writeMsg(0, MessageType.MsgOut, ("stream 1").toBytes)
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await conn.close()
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asyncTest "encode header and body with channel id other than 0":
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proc encHandler(msg: seq[byte]) {.async.} =
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check msg == fromHex("8a010873747265616d2031")
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let conn = newBufferStream(encHandler)
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await conn.writeMsg(17, MessageType.MsgOut, ("stream 1").toBytes)
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await conn.close()
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asyncTest "decode header with channel id 0":
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let stream = newBufferStream()
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let conn = stream
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await stream.pushData(fromHex("000873747265616d2031"))
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let msg = await conn.readMsg()
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check msg.id == 0
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check msg.msgType == MessageType.New
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await conn.close()
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asyncTest "decode header and body with channel id 0":
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let stream = newBufferStream()
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let conn = stream
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await stream.pushData(fromHex("021668656C6C6F2066726F6D206368616E6E656C20302121"))
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let msg = await conn.readMsg()
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check msg.id == 0
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check msg.msgType == MessageType.MsgOut
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check string.fromBytes(msg.data) == "hello from channel 0!!"
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await conn.close()
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asyncTest "decode header and body with channel id other than 0":
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let stream = newBufferStream()
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let conn = stream
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await stream.pushData(fromHex("8a011668656C6C6F2066726F6D206368616E6E656C20302121"))
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let msg = await conn.readMsg()
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check msg.id == 17
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check msg.msgType == MessageType.MsgOut
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check string.fromBytes(msg.data) == "hello from channel 0!!"
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await conn.close()
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suite "channel half-closed":
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asyncTest "(local close) - should close for write":
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proc writeHandler(data: seq[byte]) {.async, gcsafe.} = discard
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let
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conn = newBufferStream(writeHandler)
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chann = LPChannel.init(1, conn, true)
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await chann.close()
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expect LPStreamClosedError:
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await chann.write("Hello")
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await chann.reset()
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await conn.close()
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asyncTest "(local close) - should allow reads until remote closes":
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let
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conn = newBufferStream(
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proc (data: seq[byte]) {.gcsafe, async.} =
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discard,
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)
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chann = LPChannel.init(1, conn, true)
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await chann.pushData(("Hello!").toBytes)
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var data = newSeq[byte](6)
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await chann.close() # closing channel
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# should be able to read on local clsoe
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await chann.readExactly(addr data[0], 3)
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# closing remote end
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let closeFut = chann.pushEof()
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# should still allow reading until buffer EOF
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await chann.readExactly(addr data[3], 3)
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expect LPStreamEOFError:
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# this should fail now
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await chann.readExactly(addr data[0], 3)
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await chann.close()
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await conn.close()
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await closeFut
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asyncTest "(remote close) - channel should close for reading by remote":
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let
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conn = newBufferStream(
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proc (data: seq[byte]) {.gcsafe, async.} =
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discard,
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)
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chann = LPChannel.init(1, conn, true)
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await chann.pushData(("Hello!").toBytes)
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var data = newSeq[byte](6)
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await chann.readExactly(addr data[0], 3)
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let closeFut = chann.pushEof() # closing channel
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let readFut = chann.readExactly(addr data[3], 3)
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await allFutures(closeFut, readFut)
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expect LPStreamEOFError:
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await chann.readExactly(addr data[0], 6) # this should fail now
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await chann.close()
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await conn.close()
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asyncTest "(remote close) - channel should allow writing on remote close":
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let
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testData = "Hello!".toBytes
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conn = newBufferStream(
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proc (data: seq[byte]) {.gcsafe, async.} =
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discard
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)
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chann = LPChannel.init(1, conn, true)
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await chann.pushEof() # closing channel
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try:
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await chann.writeLp(testData)
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finally:
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await chann.reset() # there's nobody reading the EOF!
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await conn.close()
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asyncTest "should not allow pushing data to channel when remote end closed":
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proc writeHandler(data: seq[byte]) {.async, gcsafe.} = discard
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let
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conn = newBufferStream(writeHandler)
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chann = LPChannel.init(1, conn, true)
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await chann.pushEof()
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var buf: array[1, byte]
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check: (await chann.readOnce(addr buf[0], 1)) == 0 # EOF marker read
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expect LPStreamEOFError:
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await chann.pushData(@[byte(1)])
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await chann.close()
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await conn.close()
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suite "channel reset":
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asyncTest "channel should fail reading":
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proc writeHandler(data: seq[byte]) {.async, gcsafe.} = discard
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let
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conn = newBufferStream(writeHandler)
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chann = LPChannel.init(1, conn, true)
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await chann.reset()
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var data = newSeq[byte](1)
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expect LPStreamEOFError:
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await chann.readExactly(addr data[0], 1)
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await conn.close()
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asyncTest "reset should complete read":
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proc writeHandler(data: seq[byte]) {.async, gcsafe.} = discard
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let
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conn = newBufferStream(writeHandler)
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chann = LPChannel.init(1, conn, true)
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var data = newSeq[byte](1)
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let fut = chann.readExactly(addr data[0], 1)
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await chann.reset()
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expect LPStreamEOFError:
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await fut
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await conn.close()
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asyncTest "reset should complete pushData":
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proc writeHandler(data: seq[byte]) {.async, gcsafe.} = discard
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let
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conn = newBufferStream(writeHandler)
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chann = LPChannel.init(1, conn, true)
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proc pushes() {.async.} = # pushes don't hang on reset
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await chann.pushData(@[0'u8])
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await chann.pushData(@[0'u8])
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await chann.pushData(@[0'u8])
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await chann.pushData(@[0'u8])
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await chann.pushData(@[0'u8])
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await chann.pushData(@[0'u8])
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let push = pushes()
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await chann.reset()
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check await allFutures(push).withTimeout(100.millis)
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await conn.close()
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asyncTest "reset should complete both read and push":
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proc writeHandler(data: seq[byte]) {.async, gcsafe.} = discard
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let
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conn = newBufferStream(writeHandler)
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chann = LPChannel.init(1, conn, true)
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var data = newSeq[byte](1)
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let futs = [
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chann.readExactly(addr data[0], 1),
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chann.pushData(@[0'u8]),
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]
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await chann.reset()
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check await allFutures(futs).withTimeout(100.millis)
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await conn.close()
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asyncTest "reset should complete both read and pushes":
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proc writeHandler(data: seq[byte]) {.async, gcsafe.} = discard
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let
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conn = newBufferStream(writeHandler)
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chann = LPChannel.init(1, conn, true)
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var data = newSeq[byte](1)
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let read = chann.readExactly(addr data[0], 1)
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proc pushes() {.async.} =
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await chann.pushData(@[0'u8])
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await chann.pushData(@[0'u8])
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await chann.pushData(@[0'u8])
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await chann.pushData(@[0'u8])
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await chann.pushData(@[0'u8])
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await chann.pushData(@[0'u8])
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await chann.pushData(@[0'u8])
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await chann.pushData(@[0'u8])
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await chann.pushData(@[0'u8])
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await chann.pushData(@[0'u8])
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await chann.pushData(@[0'u8])
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await chann.reset()
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check await allFutures(read, pushes()).withTimeout(100.millis)
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await conn.close()
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asyncTest "reset should complete both read and push with cancel":
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proc writeHandler(data: seq[byte]) {.async, gcsafe.} = discard
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let
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conn = newBufferStream(writeHandler)
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chann = LPChannel.init(1, conn, true)
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var data = newSeq[byte](1)
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let rfut = chann.readExactly(addr data[0], 1)
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rfut.cancel()
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let xfut = chann.reset()
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check await allFutures(rfut, xfut).withTimeout(100.millis)
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await conn.close()
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asyncTest "should complete both read and push after reset":
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proc writeHandler(data: seq[byte]) {.async, gcsafe.} = discard
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let
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conn = newBufferStream(writeHandler)
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chann = LPChannel.init(1, conn, true)
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var data = newSeq[byte](1)
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let rfut = chann.readExactly(addr data[0], 1)
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let rfut2 = sleepAsync(1.millis) or rfut
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await sleepAsync(5.millis)
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let wfut = chann.pushData(@[0'u8])
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let wfut2 = chann.pushData(@[0'u8])
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await chann.reset()
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check await allFutures(rfut, rfut2, wfut, wfut2).withTimeout(100.millis)
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await conn.close()
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asyncTest "reset should complete ongoing push without reader":
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proc writeHandler(data: seq[byte]) {.async, gcsafe.} = discard
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let
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conn = newBufferStream(writeHandler)
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chann = LPChannel.init(1, conn, true)
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await chann.pushData(@[0'u8])
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let push1 = chann.pushData(@[0'u8])
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await chann.reset()
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check await allFutures(push1).withTimeout(100.millis)
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await conn.close()
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asyncTest "reset should complete ongoing read without a push":
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proc writeHandler(data: seq[byte]) {.async, gcsafe.} = discard
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let
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conn = newBufferStream(writeHandler)
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chann = LPChannel.init(1, conn, true)
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var data = newSeq[byte](1)
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let rfut = chann.readExactly(addr data[0], 1)
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await chann.reset()
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check await allFutures(rfut).withTimeout(100.millis)
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await conn.close()
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asyncTest "reset should allow all reads and pushes to complete":
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proc writeHandler(data: seq[byte]) {.async, gcsafe.} = discard
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let
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conn = newBufferStream(writeHandler)
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chann = LPChannel.init(1, conn, true)
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var data = newSeq[byte](1)
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proc writer() {.async.} =
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await chann.pushData(@[0'u8])
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await chann.pushData(@[0'u8])
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await chann.pushData(@[0'u8])
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proc reader() {.async.} =
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await chann.readExactly(addr data[0], 1)
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await chann.readExactly(addr data[0], 1)
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await chann.readExactly(addr data[0], 1)
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let rw = @[writer(), reader()]
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await chann.close()
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check await chann.reset() # this would hang
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.withTimeout(100.millis)
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check await allFuturesThrowing(
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allFinished(rw))
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.withTimeout(100.millis)
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await conn.close()
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asyncTest "channel should fail writing":
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proc writeHandler(data: seq[byte]) {.async, gcsafe.} = discard
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let
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conn = newBufferStream(writeHandler)
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chann = LPChannel.init(1, conn, true)
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await chann.reset()
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expect LPStreamClosedError:
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await chann.write(("Hello!").toBytes)
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await conn.close()
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asyncTest "channel should reset on timeout":
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proc writeHandler(data: seq[byte]) {.async, gcsafe.} = discard
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let
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conn = newBufferStream(writeHandler)
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chann = LPChannel.init(
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1, conn, true, timeout = 100.millis)
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check await chann.join().withTimeout(1.minutes)
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await conn.close()
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suite "mplex e2e":
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asyncTest "read/write receiver":
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let ma: MultiAddress = Multiaddress.init("/ip4/0.0.0.0/tcp/0").tryGet()
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let transport1: TcpTransport = TcpTransport.init()
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let listenFut = transport1.start(ma)
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proc acceptHandler() {.async, gcsafe.} =
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let conn = await transport1.accept()
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let mplexListen = Mplex.init(conn)
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mplexListen.streamHandler = proc(stream: Connection)
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{.async, gcsafe.} =
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let msg = await stream.readLp(1024)
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check string.fromBytes(msg) == "HELLO"
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await stream.close()
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await mplexListen.handle()
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await mplexListen.close()
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let acceptFut = acceptHandler()
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let transport2: TcpTransport = TcpTransport.init()
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let conn = await transport2.dial(transport1.ma)
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let mplexDial = Mplex.init(conn)
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let mplexDialFut = mplexDial.handle()
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let stream = await mplexDial.newStream()
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await stream.writeLp("HELLO")
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check LPChannel(stream).isOpen # not lazy
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await stream.close()
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await conn.close()
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await acceptFut.wait(1.seconds)
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await mplexDialFut.wait(1.seconds)
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await allFuturesThrowing(
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transport1.stop(),
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transport2.stop())
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await listenFut
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asyncTest "read/write receiver lazy":
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let ma: MultiAddress = Multiaddress.init("/ip4/0.0.0.0/tcp/0").tryGet()
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let transport1: TcpTransport = TcpTransport.init()
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let listenFut = transport1.start(ma)
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proc acceptHandler() {.async, gcsafe.} =
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let conn = await transport1.accept()
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let mplexListen = Mplex.init(conn)
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mplexListen.streamHandler = proc(stream: Connection)
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{.async, gcsafe.} =
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let msg = await stream.readLp(1024)
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check string.fromBytes(msg) == "HELLO"
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await stream.close()
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await mplexListen.handle()
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await mplexListen.close()
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let acceptFut = acceptHandler()
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let transport2: TcpTransport = TcpTransport.init()
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let conn = await transport2.dial(transport1.ma)
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let mplexDial = Mplex.init(conn)
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let stream = await mplexDial.newStream(lazy = true)
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let mplexDialFut = mplexDial.handle()
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check not LPChannel(stream).isOpen # assert lazy
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await stream.writeLp("HELLO")
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check LPChannel(stream).isOpen # assert lazy
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await stream.close()
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await conn.close()
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await acceptFut.wait(1.seconds)
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await mplexDialFut
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await allFuturesThrowing(
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transport1.stop(),
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transport2.stop())
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await listenFut
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asyncTest "write fragmented":
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let
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ma: MultiAddress = Multiaddress.init("/ip4/0.0.0.0/tcp/0").tryGet()
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listenJob = newFuture[void]()
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var bigseq = newSeqOfCap[uint8](MaxMsgSize * 2)
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for _ in 0..<MaxMsgSize:
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bigseq.add(uint8(rand(uint('A')..uint('z'))))
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let transport1: TcpTransport = TcpTransport.init()
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let listenFut = transport1.start(ma)
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proc acceptHandler() {.async, gcsafe.} =
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try:
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let conn = await transport1.accept()
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let mplexListen = Mplex.init(conn)
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mplexListen.streamHandler = proc(stream: Connection)
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{.async, gcsafe.} =
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let msg = await stream.readLp(MaxMsgSize)
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check msg == bigseq
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trace "Bigseq check passed!"
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await stream.close()
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listenJob.complete()
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await mplexListen.handle()
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await sleepAsync(1.seconds) # give chronos some slack to process things
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await mplexListen.close()
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except CancelledError as exc:
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raise exc
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except CatchableError as exc:
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check false
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let acceptFut = acceptHandler()
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let transport2: TcpTransport = TcpTransport.init()
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let conn = await transport2.dial(transport1.ma)
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let mplexDial = Mplex.init(conn)
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let mplexDialFut = mplexDial.handle()
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let stream = await mplexDial.newStream()
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await stream.writeLp(bigseq)
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await listenJob.wait(10.seconds)
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await stream.close()
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await conn.close()
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await acceptFut
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await mplexDialFut
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await allFuturesThrowing(
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transport1.stop(),
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transport2.stop())
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|
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await listenFut
|
|
|
|
asyncTest "read/write initiator":
|
|
let ma: MultiAddress = Multiaddress.init("/ip4/0.0.0.0/tcp/0").tryGet()
|
|
|
|
let transport1: TcpTransport = TcpTransport.init()
|
|
let listenFut = transport1.start(ma)
|
|
|
|
proc acceptHandler() {.async, gcsafe.} =
|
|
let conn = await transport1.accept()
|
|
let mplexListen = Mplex.init(conn)
|
|
mplexListen.streamHandler = proc(stream: Connection)
|
|
{.async, gcsafe.} =
|
|
await stream.writeLp("Hello from stream!")
|
|
await stream.close()
|
|
|
|
await mplexListen.handle()
|
|
await mplexListen.close()
|
|
|
|
let transport2: TcpTransport = TcpTransport.init()
|
|
let conn = await transport2.dial(transport1.ma)
|
|
|
|
let acceptFut = acceptHandler()
|
|
let mplexDial = Mplex.init(conn)
|
|
let mplexDialFut = mplexDial.handle()
|
|
let stream = await mplexDial.newStream("DIALER")
|
|
let msg = string.fromBytes(await stream.readLp(1024))
|
|
await stream.close()
|
|
check msg == "Hello from stream!"
|
|
|
|
await conn.close()
|
|
await acceptFut.wait(1.seconds)
|
|
await mplexDialFut
|
|
await allFuturesThrowing(
|
|
transport1.stop(),
|
|
transport2.stop())
|
|
await listenFut
|
|
|
|
asyncTest "multiple streams":
|
|
let ma: MultiAddress = Multiaddress.init("/ip4/0.0.0.0/tcp/0").tryGet()
|
|
|
|
let transport1 = TcpTransport.init()
|
|
let listenFut = transport1.start(ma)
|
|
|
|
let done = newFuture[void]()
|
|
proc acceptHandler() {.async, gcsafe.} =
|
|
var count = 1
|
|
let conn = await transport1.accept()
|
|
let mplexListen = Mplex.init(conn)
|
|
mplexListen.streamHandler = proc(stream: Connection)
|
|
{.async, gcsafe.} =
|
|
let msg = await stream.readLp(1024)
|
|
check string.fromBytes(msg) == &"stream {count}!"
|
|
count.inc
|
|
if count == 11:
|
|
done.complete()
|
|
await stream.close()
|
|
|
|
await mplexListen.handle()
|
|
await mplexListen.close()
|
|
|
|
let transport2: TcpTransport = TcpTransport.init()
|
|
let conn = await transport2.dial(transport1.ma)
|
|
|
|
let acceptFut = acceptHandler()
|
|
let mplexDial = Mplex.init(conn)
|
|
# TODO: Reenable once half-closed is working properly
|
|
let mplexDialFut = mplexDial.handle()
|
|
for i in 1..10:
|
|
let stream = await mplexDial.newStream()
|
|
await stream.writeLp(&"stream {i}!")
|
|
await stream.close()
|
|
|
|
await done.wait(10.seconds)
|
|
await conn.close()
|
|
await acceptFut.wait(1.seconds)
|
|
await mplexDialFut
|
|
await allFuturesThrowing(
|
|
transport1.stop(),
|
|
transport2.stop())
|
|
await listenFut
|
|
|
|
asyncTest "multiple read/write streams":
|
|
let ma: MultiAddress = Multiaddress.init("/ip4/0.0.0.0/tcp/0").tryGet()
|
|
|
|
let transport1: TcpTransport = TcpTransport.init()
|
|
let listenFut = transport1.start(ma)
|
|
|
|
let done = newFuture[void]()
|
|
proc acceptHandler() {.async, gcsafe.} =
|
|
var count = 1
|
|
let conn = await transport1.accept()
|
|
let mplexListen = Mplex.init(conn)
|
|
mplexListen.streamHandler = proc(stream: Connection)
|
|
{.async, gcsafe.} =
|
|
let msg = await stream.readLp(1024)
|
|
check string.fromBytes(msg) == &"stream {count} from dialer!"
|
|
await stream.writeLp(&"stream {count} from listener!")
|
|
count.inc
|
|
if count == 11:
|
|
done.complete()
|
|
await stream.close()
|
|
|
|
await mplexListen.handle()
|
|
await mplexListen.close()
|
|
|
|
let transport2: TcpTransport = TcpTransport.init()
|
|
let conn = await transport2.dial(transport1.ma)
|
|
|
|
let acceptFut = acceptHandler()
|
|
let mplexDial = Mplex.init(conn)
|
|
let mplexDialFut = mplexDial.handle()
|
|
for i in 1..10:
|
|
let stream = await mplexDial.newStream("dialer stream")
|
|
await stream.writeLp(&"stream {i} from dialer!")
|
|
let msg = await stream.readLp(1024)
|
|
check string.fromBytes(msg) == &"stream {i} from listener!"
|
|
await stream.close()
|
|
|
|
await done.wait(5.seconds)
|
|
await conn.close()
|
|
await acceptFut.wait(1.seconds)
|
|
await mplexDialFut
|
|
await mplexDial.close()
|
|
await allFuturesThrowing(
|
|
transport1.stop(),
|
|
transport2.stop())
|
|
await listenFut
|
|
|
|
asyncTest "channel closes listener with EOF":
|
|
let ma: MultiAddress = Multiaddress.init("/ip4/0.0.0.0/tcp/0").tryGet()
|
|
|
|
let transport1 = TcpTransport.init()
|
|
var listenStreams: seq[Connection]
|
|
proc acceptHandler() {.async, gcsafe.} =
|
|
let conn = await transport1.accept()
|
|
let mplexListen = Mplex.init(conn)
|
|
|
|
mplexListen.streamHandler = proc(stream: Connection)
|
|
{.async, gcsafe.} =
|
|
listenStreams.add(stream)
|
|
try:
|
|
discard await stream.readLp(1024)
|
|
except LPStreamEOFError:
|
|
await stream.close()
|
|
return
|
|
|
|
check false
|
|
|
|
await mplexListen.handle()
|
|
await mplexListen.close()
|
|
|
|
await transport1.start(ma)
|
|
let acceptFut = acceptHandler()
|
|
let transport2: TcpTransport = TcpTransport.init()
|
|
let conn = await transport2.dial(transport1.ma)
|
|
|
|
let mplexDial = Mplex.init(conn)
|
|
let mplexDialFut = mplexDial.handle()
|
|
var dialStreams: seq[Connection]
|
|
for i in 0..9:
|
|
dialStreams.add((await mplexDial.newStream()))
|
|
|
|
for i, s in dialStreams:
|
|
await s.closeWithEOF()
|
|
check listenStreams[i].closed
|
|
check s.closed
|
|
|
|
checkTracker(LPChannelTrackerName)
|
|
|
|
await conn.close()
|
|
await mplexDialFut
|
|
await allFuturesThrowing(
|
|
transport1.stop(),
|
|
transport2.stop())
|
|
await acceptFut
|
|
|
|
asyncTest "channel closes dialer with EOF":
|
|
let ma: MultiAddress = Multiaddress.init("/ip4/0.0.0.0/tcp/0").tryGet()
|
|
let transport1 = TcpTransport.init()
|
|
|
|
var count = 0
|
|
var done = newFuture[void]()
|
|
var listenStreams: seq[Connection]
|
|
proc acceptHandler() {.async, gcsafe.} =
|
|
let conn = await transport1.accept()
|
|
let mplexListen = Mplex.init(conn)
|
|
mplexListen.streamHandler = proc(stream: Connection)
|
|
{.async, gcsafe.} =
|
|
listenStreams.add(stream)
|
|
count.inc()
|
|
if count == 10:
|
|
done.complete()
|
|
|
|
await stream.join()
|
|
|
|
await mplexListen.handle()
|
|
await mplexListen.close()
|
|
|
|
await transport1.start(ma)
|
|
let acceptFut = acceptHandler()
|
|
|
|
let transport2: TcpTransport = TcpTransport.init()
|
|
let conn = await transport2.dial(transport1.ma)
|
|
|
|
let mplexDial = Mplex.init(conn)
|
|
let mplexDialFut = mplexDial.handle()
|
|
var dialStreams: seq[Connection]
|
|
for i in 0..9:
|
|
dialStreams.add((await mplexDial.newStream()))
|
|
|
|
proc dialReadLoop() {.async.} =
|
|
for s in dialStreams:
|
|
try:
|
|
discard await s.readLp(1024)
|
|
check false
|
|
except LPStreamEOFError:
|
|
await s.close()
|
|
continue
|
|
|
|
check false
|
|
|
|
await done
|
|
let readLoop = dialReadLoop()
|
|
for s in listenStreams:
|
|
await s.closeWithEOF()
|
|
check s.closed
|
|
|
|
await readLoop
|
|
await allFuturesThrowing(
|
|
(dialStreams & listenStreams)
|
|
.mapIt( it.join() ))
|
|
|
|
checkTracker(LPChannelTrackerName)
|
|
|
|
await conn.close()
|
|
await mplexDialFut
|
|
await allFuturesThrowing(
|
|
transport1.stop(),
|
|
transport2.stop())
|
|
await acceptFut
|
|
|
|
asyncTest "dialing mplex closes both ends":
|
|
let ma: MultiAddress = Multiaddress.init("/ip4/0.0.0.0/tcp/0").tryGet()
|
|
let transport1 = TcpTransport.init()
|
|
|
|
var listenStreams: seq[Connection]
|
|
proc acceptHandler() {.async, gcsafe.} =
|
|
let conn = await transport1.accept()
|
|
let mplexListen = Mplex.init(conn)
|
|
mplexListen.streamHandler = proc(stream: Connection)
|
|
{.async, gcsafe.} =
|
|
listenStreams.add(stream)
|
|
await stream.join()
|
|
|
|
await mplexListen.handle()
|
|
await mplexListen.close()
|
|
|
|
await transport1.start(ma)
|
|
let acceptFut = acceptHandler()
|
|
|
|
let transport2: TcpTransport = TcpTransport.init()
|
|
let conn = await transport2.dial(transport1.ma)
|
|
|
|
let mplexDial = Mplex.init(conn)
|
|
let mplexDialFut = mplexDial.handle()
|
|
var dialStreams: seq[Connection]
|
|
for i in 0..9:
|
|
dialStreams.add((await mplexDial.newStream()))
|
|
|
|
await mplexDial.close()
|
|
await allFuturesThrowing(
|
|
(dialStreams & listenStreams)
|
|
.mapIt( it.join() ))
|
|
|
|
checkTracker(LPChannelTrackerName)
|
|
|
|
await conn.close()
|
|
await mplexDialFut
|
|
await allFuturesThrowing(
|
|
transport1.stop(),
|
|
transport2.stop())
|
|
await acceptFut
|
|
|
|
asyncTest "listening mplex closes both ends":
|
|
let ma: MultiAddress = Multiaddress.init("/ip4/0.0.0.0/tcp/0").tryGet()
|
|
let transport1 = TcpTransport.init()
|
|
|
|
var mplexListen: Mplex
|
|
var listenStreams: seq[Connection]
|
|
proc acceptHandler() {.async, gcsafe.} =
|
|
let conn = await transport1.accept()
|
|
mplexListen = Mplex.init(conn)
|
|
mplexListen.streamHandler = proc(stream: Connection)
|
|
{.async, gcsafe.} =
|
|
listenStreams.add(stream)
|
|
await stream.join()
|
|
|
|
await mplexListen.handle()
|
|
await mplexListen.close()
|
|
|
|
await transport1.start(ma)
|
|
let acceptFut = acceptHandler()
|
|
|
|
let transport2: TcpTransport = TcpTransport.init()
|
|
let conn = await transport2.dial(transport1.ma)
|
|
|
|
let mplexDial = Mplex.init(conn)
|
|
let mplexDialFut = mplexDial.handle()
|
|
var dialStreams: seq[Connection]
|
|
for i in 0..9:
|
|
dialStreams.add((await mplexDial.newStream()))
|
|
|
|
await mplexListen.close()
|
|
await allFuturesThrowing(
|
|
(dialStreams & listenStreams)
|
|
.mapIt( it.join() ))
|
|
|
|
checkTracker(LPChannelTrackerName)
|
|
|
|
await conn.close()
|
|
await mplexDialFut
|
|
await allFuturesThrowing(
|
|
transport1.stop(),
|
|
transport2.stop())
|
|
await acceptFut
|
|
|
|
asyncTest "canceling mplex handler closes both ends":
|
|
let ma: MultiAddress = Multiaddress.init("/ip4/0.0.0.0/tcp/0").tryGet()
|
|
let transport1 = TcpTransport.init()
|
|
|
|
var mplexHandle: Future[void]
|
|
var listenStreams: seq[Connection]
|
|
proc acceptHandler() {.async, gcsafe.} =
|
|
let conn = await transport1.accept()
|
|
let mplexListen = Mplex.init(conn)
|
|
mplexListen.streamHandler = proc(stream: Connection)
|
|
{.async, gcsafe.} =
|
|
listenStreams.add(stream)
|
|
await stream.join()
|
|
|
|
mplexHandle = mplexListen.handle()
|
|
await mplexHandle
|
|
await mplexListen.close()
|
|
|
|
await transport1.start(ma)
|
|
let acceptFut = acceptHandler()
|
|
|
|
let transport2: TcpTransport = TcpTransport.init()
|
|
let conn = await transport2.dial(transport1.ma)
|
|
|
|
let mplexDial = Mplex.init(conn)
|
|
let mplexDialFut = mplexDial.handle()
|
|
var dialStreams: seq[Connection]
|
|
for i in 0..9:
|
|
dialStreams.add((await mplexDial.newStream()))
|
|
|
|
mplexHandle.cancel()
|
|
await allFuturesThrowing(
|
|
(dialStreams & listenStreams)
|
|
.mapIt( it.join() ))
|
|
|
|
checkTracker(LPChannelTrackerName)
|
|
|
|
await conn.close()
|
|
await mplexDialFut
|
|
await allFuturesThrowing(
|
|
transport1.stop(),
|
|
transport2.stop())
|
|
|
|
asyncTest "closing dialing connection should close both ends":
|
|
let ma: MultiAddress = Multiaddress.init("/ip4/0.0.0.0/tcp/0").tryGet()
|
|
let transport1 = TcpTransport.init()
|
|
|
|
var listenStreams: seq[Connection]
|
|
proc acceptHandler() {.async, gcsafe.} =
|
|
let conn = await transport1.accept()
|
|
let mplexListen = Mplex.init(conn)
|
|
mplexListen.streamHandler = proc(stream: Connection)
|
|
{.async, gcsafe.} =
|
|
listenStreams.add(stream)
|
|
await stream.join()
|
|
|
|
await mplexListen.handle()
|
|
await mplexListen.close()
|
|
|
|
await transport1.start(ma)
|
|
let acceptFut = acceptHandler()
|
|
|
|
let transport2: TcpTransport = TcpTransport.init()
|
|
let conn = await transport2.dial(transport1.ma)
|
|
|
|
let mplexDial = Mplex.init(conn)
|
|
let mplexDialFut = mplexDial.handle()
|
|
var dialStreams: seq[Connection]
|
|
for i in 0..9:
|
|
dialStreams.add((await mplexDial.newStream()))
|
|
|
|
await conn.close()
|
|
await allFuturesThrowing(
|
|
(dialStreams & listenStreams)
|
|
.mapIt( it.join() ))
|
|
|
|
checkTracker(LPChannelTrackerName)
|
|
|
|
await conn.closeWithEOF()
|
|
await mplexDialFut
|
|
await allFuturesThrowing(
|
|
transport1.stop(),
|
|
transport2.stop())
|
|
await acceptFut
|
|
|
|
asyncTest "canceling listening connection should close both ends":
|
|
let ma: MultiAddress = Multiaddress.init("/ip4/0.0.0.0/tcp/0").tryGet()
|
|
let transport1 = TcpTransport.init()
|
|
|
|
var listenConn: Connection
|
|
var listenStreams: seq[Connection]
|
|
proc acceptHandler() {.async, gcsafe.} =
|
|
listenConn = await transport1.accept()
|
|
let mplexListen = Mplex.init(listenConn)
|
|
mplexListen.streamHandler = proc(stream: Connection)
|
|
{.async, gcsafe.} =
|
|
listenStreams.add(stream)
|
|
await stream.join()
|
|
|
|
await mplexListen.handle()
|
|
await mplexListen.close()
|
|
|
|
await transport1.start(ma)
|
|
let acceptFut = acceptHandler()
|
|
|
|
let transport2: TcpTransport = TcpTransport.init()
|
|
let conn = await transport2.dial(transport1.ma)
|
|
|
|
let mplexDial = Mplex.init(conn)
|
|
let mplexDialFut = mplexDial.handle()
|
|
var dialStreams: seq[Connection]
|
|
for i in 0..9:
|
|
dialStreams.add((await mplexDial.newStream()))
|
|
|
|
await sleepAsync(100.millis)
|
|
await listenConn.closeWithEOF()
|
|
await allFuturesThrowing(
|
|
(dialStreams & listenStreams)
|
|
.mapIt( it.join() ))
|
|
|
|
checkTracker(LPChannelTrackerName)
|
|
|
|
await conn.close()
|
|
await mplexDialFut
|
|
await allFuturesThrowing(
|
|
transport1.stop(),
|
|
transport2.stop())
|
|
await acceptFut
|
|
|
|
suite "jitter":
|
|
asyncTest "channel should be able to handle erratic read/writes":
|
|
let ma: MultiAddress = Multiaddress.init("/ip4/0.0.0.0/tcp/0").tryGet()
|
|
|
|
let transport1: TcpTransport = TcpTransport.init()
|
|
let listenFut = transport1.start(ma)
|
|
|
|
var complete = newFuture[void]()
|
|
const MsgSize = 1024
|
|
proc acceptHandler() {.async, gcsafe.} =
|
|
let conn = await transport1.accept()
|
|
let mplexListen = Mplex.init(conn)
|
|
mplexListen.streamHandler = proc(stream: Connection)
|
|
{.async, gcsafe.} =
|
|
try:
|
|
let msg = await stream.readLp(MsgSize)
|
|
check msg.len == MsgSize
|
|
except CatchableError as e:
|
|
echo e.msg
|
|
await stream.close()
|
|
complete.complete()
|
|
|
|
await mplexListen.handle()
|
|
await mplexListen.close()
|
|
|
|
let transport2: TcpTransport = TcpTransport.init()
|
|
let conn = await transport2.dial(transport1.ma)
|
|
|
|
let acceptFut = acceptHandler()
|
|
let mplexDial = Mplex.init(conn)
|
|
let mplexDialFut = mplexDial.handle()
|
|
let stream = await mplexDial.newStream()
|
|
var bigseq = newSeqOfCap[uint8](MaxMsgSize + 1)
|
|
for _ in 0..<MsgSize: # write one less than max size
|
|
bigseq.add(uint8(rand(uint('A')..uint('z'))))
|
|
|
|
## create length prefixed libp2p frame
|
|
var buf = initVBuffer()
|
|
buf.writeSeq(bigseq)
|
|
buf.finish()
|
|
|
|
## create mplex header
|
|
var mplexBuf = initVBuffer()
|
|
mplexBuf.writePBVarint((1.uint shl 3) or ord(MessageType.MsgOut).uint)
|
|
mplexBuf.writePBVarint(buf.buffer.len.uint) # size should be always sent
|
|
|
|
await conn.write(mplexBuf.buffer)
|
|
proc writer() {.async.} =
|
|
var sent = 0
|
|
randomize()
|
|
let total = buf.buffer.len
|
|
const min = 20
|
|
const max = 50
|
|
while sent < total:
|
|
var size = rand(min..max)
|
|
size = if size > buf.buffer.len: buf.buffer.len else: size
|
|
var send = buf.buffer[0..<size]
|
|
await conn.write(send)
|
|
sent += size
|
|
buf.buffer = buf.buffer[size..^1]
|
|
|
|
await writer()
|
|
await complete.wait(1.seconds)
|
|
await stream.close()
|
|
await conn.close()
|
|
await acceptFut
|
|
await mplexDialFut
|
|
|
|
await allFuturesThrowing(
|
|
transport1.stop(),
|
|
transport2.stop())
|
|
await listenFut
|
|
|
|
asyncTest "channel should handle 1 byte read/write":
|
|
let ma: MultiAddress = Multiaddress.init("/ip4/0.0.0.0/tcp/0").tryGet()
|
|
|
|
let transport1: TcpTransport = TcpTransport.init()
|
|
let listenFut = transport1.start(ma)
|
|
|
|
var complete = newFuture[void]()
|
|
const MsgSize = 512
|
|
proc acceptHandler() {.async, gcsafe.} =
|
|
let conn = await transport1.accept()
|
|
let mplexListen = Mplex.init(conn)
|
|
mplexListen.streamHandler = proc(stream: Connection)
|
|
{.async, gcsafe.} =
|
|
let msg = await stream.readLp(MsgSize)
|
|
check msg.len == MsgSize
|
|
await stream.close()
|
|
complete.complete()
|
|
|
|
await mplexListen.handle()
|
|
await mplexListen.close()
|
|
|
|
let transport2: TcpTransport = TcpTransport.init()
|
|
let conn = await transport2.dial(transport1.ma)
|
|
|
|
let acceptFut = acceptHandler()
|
|
let mplexDial = Mplex.init(conn)
|
|
let stream = await mplexDial.newStream()
|
|
let mplexDialFut = mplexDial.handle()
|
|
var bigseq = newSeqOfCap[uint8](MsgSize + 1)
|
|
for _ in 0..<MsgSize: # write one less than max size
|
|
bigseq.add(uint8(rand(uint('A')..uint('z'))))
|
|
|
|
## create length prefixed libp2p frame
|
|
var buf = initVBuffer()
|
|
buf.writeSeq(bigseq)
|
|
buf.finish()
|
|
|
|
## create mplex header
|
|
var mplexBuf = initVBuffer()
|
|
mplexBuf.writePBVarint((1.uint shl 3) or ord(MessageType.MsgOut).uint)
|
|
mplexBuf.writePBVarint(buf.buffer.len.uint) # size should be always sent
|
|
|
|
await conn.write(mplexBuf.buffer)
|
|
proc writer() {.async.} =
|
|
for i in buf.buffer:
|
|
await conn.write(@[i])
|
|
|
|
await writer()
|
|
|
|
await complete.wait(5.seconds)
|
|
await stream.close()
|
|
await conn.close()
|
|
await acceptFut
|
|
await mplexDialFut
|
|
await allFuturesThrowing(
|
|
transport1.stop(),
|
|
transport2.stop())
|
|
await listenFut
|