go.nanomsg.org/mangos/v3@v3.4.3-0.20240217232803-46464076f1f5/protocol/xpair/xpair_test.go (about)

     1  // Copyright 2019 The Mangos Authors
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use file except in compliance with the License.
     5  // You may obtain a copy of the license at
     6  //
     7  //    http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package xpair
    16  
    17  import (
    18  	"sync/atomic"
    19  	"testing"
    20  	"time"
    21  
    22  	"go.nanomsg.org/mangos/v3"
    23  	. "go.nanomsg.org/mangos/v3/internal/test"
    24  	_ "go.nanomsg.org/mangos/v3/transport/inproc"
    25  )
    26  
    27  func TestXBusIdentity(t *testing.T) {
    28  	s, err := NewSocket()
    29  	MustSucceed(t, err)
    30  	id := s.Info()
    31  	MustBeTrue(t, id.Self == mangos.ProtoPair)
    32  	MustBeTrue(t, id.SelfName == "pair")
    33  	MustBeTrue(t, id.Peer == mangos.ProtoPair)
    34  	MustBeTrue(t, id.PeerName == "pair")
    35  	MustSucceed(t, s.Close())
    36  }
    37  
    38  func TestXPairRaw(t *testing.T) {
    39  	VerifyRaw(t, NewSocket)
    40  }
    41  
    42  func TestXPairClosed(t *testing.T) {
    43  	VerifyClosedRecv(t, NewSocket)
    44  	VerifyClosedSend(t, NewSocket)
    45  	VerifyClosedClose(t, NewSocket)
    46  	VerifyClosedDial(t, NewSocket)
    47  	VerifyClosedListen(t, NewSocket)
    48  	VerifyClosedAddPipe(t, NewSocket)
    49  }
    50  
    51  func TestXPairOptions(t *testing.T) {
    52  	VerifyInvalidOption(t, NewSocket)
    53  	VerifyOptionDuration(t, NewSocket, mangos.OptionRecvDeadline)
    54  	VerifyOptionDuration(t, NewSocket, mangos.OptionSendDeadline)
    55  	VerifyOptionInt(t, NewSocket, mangos.OptionReadQLen)
    56  	VerifyOptionInt(t, NewSocket, mangos.OptionWriteQLen)
    57  	VerifyOptionBool(t, NewSocket, mangos.OptionBestEffort)
    58  }
    59  
    60  func TestXPairRecvDeadline(t *testing.T) {
    61  	self := GetSocket(t, NewSocket)
    62  	MustSucceed(t, self.SetOption(mangos.OptionRecvDeadline, time.Millisecond*10))
    63  	MustNotRecv(t, self, mangos.ErrRecvTimeout)
    64  	MustSucceed(t, self.Close())
    65  }
    66  
    67  func TestXPairSendDeadline(t *testing.T) {
    68  	self := GetSocket(t, NewSocket)
    69  	MustSucceed(t, self.SetOption(mangos.OptionWriteQLen, 0))
    70  	MustSucceed(t, self.SetOption(mangos.OptionSendDeadline, time.Millisecond*10))
    71  	MustBeError(t, self.Send([]byte{}), mangos.ErrSendTimeout)
    72  	MustSucceed(t, self.Close())
    73  }
    74  
    75  func TestXPairSendBestEffort(t *testing.T) {
    76  	self := GetSocket(t, NewSocket)
    77  	MustSucceed(t, self.SetOption(mangos.OptionBestEffort, true))
    78  	MustSucceed(t, self.SetOption(mangos.OptionWriteQLen, 0))
    79  	MustSucceed(t, self.SetOption(mangos.OptionSendDeadline, time.Millisecond*10))
    80  	for i := 0; i < 100; i++ {
    81  		MustSendString(t, self, "yep")
    82  	}
    83  	MustSucceed(t, self.Close())
    84  }
    85  
    86  func TestXPairRejectSecondPipe(t *testing.T) {
    87  	self := GetSocket(t, NewSocket)
    88  	peer1 := GetSocket(t, NewSocket)
    89  	peer2 := GetSocket(t, NewSocket)
    90  
    91  	ConnectPair(t, self, peer1)
    92  	a := AddrTestInp()
    93  	MustSucceed(t, self.Listen(a))
    94  
    95  	con := int32(0)
    96  	add := int32(0)
    97  	dis := int32(0)
    98  	peer2.SetPipeEventHook(func(ev mangos.PipeEvent, p mangos.Pipe) {
    99  		switch ev {
   100  		case mangos.PipeEventAttaching:
   101  			atomic.AddInt32(&con, 1)
   102  		case mangos.PipeEventAttached:
   103  			atomic.AddInt32(&add, 1)
   104  		case mangos.PipeEventDetached:
   105  			atomic.AddInt32(&dis, 1)
   106  		}
   107  	})
   108  	MustSucceed(t, peer2.Dial(a))
   109  	time.Sleep(time.Millisecond * 10)
   110  	MustBeTrue(t, atomic.LoadInt32(&con) > 0)
   111  	MustBeTrue(t, atomic.LoadInt32(&add) > 0)
   112  	MustBeTrue(t, atomic.LoadInt32(&dis) > 0)
   113  	MustSucceed(t, peer2.Close())
   114  	MustSucceed(t, peer1.Close())
   115  	MustSucceed(t, self.Close())
   116  }
   117  
   118  func TestXPairCloseAbort(t *testing.T) {
   119  	self := GetSocket(t, NewSocket)
   120  	MustSucceed(t, self.SetOption(mangos.OptionSendDeadline, time.Minute))
   121  	MustSucceed(t, self.SetOption(mangos.OptionWriteQLen, 1))
   122  	pass := false
   123  	time.AfterFunc(time.Millisecond*10, func() {
   124  		MustSucceed(t, self.Close())
   125  	})
   126  	for i := 0; i < 20; i++ {
   127  		if e := self.Send([]byte{}); e != nil {
   128  			MustBeError(t, e, mangos.ErrClosed)
   129  			pass = true
   130  			break
   131  		}
   132  	}
   133  	MustBeTrue(t, pass)
   134  }
   135  
   136  func TestXPairClosePipe(t *testing.T) {
   137  	s := GetSocket(t, NewSocket)
   138  	p := GetSocket(t, NewSocket)
   139  	MustSucceed(t, p.SetOption(mangos.OptionWriteQLen, 1))
   140  	MustSucceed(t, s.SetOption(mangos.OptionReadQLen, 3))
   141  	MustSucceed(t, s.SetOption(mangos.OptionRecvDeadline, time.Minute))
   142  	ConnectPair(t, s, p)
   143  	MustSucceed(t, p.Send([]byte{}))
   144  	m, e := s.RecvMsg()
   145  	MustSucceed(t, e)
   146  	MustSucceed(t, p.SetOption(mangos.OptionSendDeadline, time.Millisecond))
   147  
   148  	// Fill the pipe
   149  	for i := 0; i < 20; i++ {
   150  		// These all will work, but the back-pressure will go all the
   151  		// way to the sender.
   152  		if e := p.Send([]byte{byte(i)}); e != nil {
   153  			MustBeError(t, e, mangos.ErrSendTimeout)
   154  			break
   155  		}
   156  	}
   157  
   158  	time.Sleep(time.Millisecond * 10)
   159  	MustSucceed(t, m.Pipe.Close())
   160  
   161  	time.Sleep(time.Millisecond * 10)
   162  	MustSucceed(t, s.Close())
   163  }
   164  
   165  func TestXPairResizeRecv(t *testing.T) {
   166  	self := GetSocket(t, NewSocket)
   167  	peer := GetSocket(t, NewSocket)
   168  	MustSucceed(t, peer.SetOption(mangos.OptionWriteQLen, 1))
   169  	MustSucceed(t, self.SetOption(mangos.OptionReadQLen, 0))
   170  	MustSucceed(t, self.SetOption(mangos.OptionRecvDeadline, time.Millisecond))
   171  	ConnectPair(t, self, peer)
   172  
   173  	MustSendString(t, peer, "one")
   174  	time.Sleep(time.Millisecond * 10)
   175  	MustSucceed(t, self.SetOption(mangos.OptionReadQLen, 2))
   176  	MustNotRecv(t, self, mangos.ErrRecvTimeout)
   177  	MustSucceed(t, self.Close())
   178  	MustSucceed(t, peer.Close())
   179  }
   180  
   181  func TestXPairResizeRecv1(t *testing.T) {
   182  	self := GetSocket(t, NewSocket)
   183  	peer := GetSocket(t, NewSocket)
   184  	MustSucceed(t, peer.SetOption(mangos.OptionWriteQLen, 1))
   185  	MustSucceed(t, self.SetOption(mangos.OptionReadQLen, 0))
   186  	MustSucceed(t, self.SetOption(mangos.OptionRecvDeadline, time.Second))
   187  	ConnectPair(t, self, peer)
   188  
   189  	time.AfterFunc(time.Millisecond*20, func() {
   190  		MustSucceed(t, self.SetOption(mangos.OptionReadQLen, 2))
   191  		MustSendString(t, peer, "one")
   192  	})
   193  	MustRecvString(t, self, "one")
   194  	MustSucceed(t, self.Close())
   195  	MustSucceed(t, peer.Close())
   196  }
   197  
   198  func TestXPairResizeRecv2(t *testing.T) {
   199  	self := GetSocket(t, NewSocket)
   200  	peer := GetSocket(t, NewSocket)
   201  	MustSucceed(t, peer.SetOption(mangos.OptionWriteQLen, 0))
   202  	MustSucceed(t, self.SetOption(mangos.OptionReadQLen, 20))
   203  	MustSucceed(t, self.SetOption(mangos.OptionRecvDeadline, time.Millisecond))
   204  	ConnectPair(t, self, peer)
   205  
   206  	// Fill the pipe
   207  	for i := 0; i < 20; i++ {
   208  		MustSucceed(t, peer.Send([]byte{byte(i)}))
   209  	}
   210  
   211  	time.Sleep(time.Millisecond * 10)
   212  	MustSucceed(t, self.SetOption(mangos.OptionReadQLen, 1))
   213  	// Sleep so the resize filler finishes
   214  	time.Sleep(time.Millisecond * 20)
   215  
   216  	MustNotRecv(t, self, mangos.ErrRecvTimeout)
   217  	MustSucceed(t, self.Close())
   218  	MustSucceed(t, peer.Close())
   219  }
   220  
   221  func TestXPairResizeSend(t *testing.T) {
   222  	self := GetSocket(t, NewSocket)
   223  	_, _ = MockConnect(t, self)
   224  	MustSucceed(t, self.SetOption(mangos.OptionWriteQLen, 0))
   225  	MustSucceed(t, self.SetOption(mangos.OptionSendDeadline, time.Second))
   226  
   227  	cq := make(chan struct{})
   228  	time.AfterFunc(time.Millisecond*50, func() {
   229  		defer func() { close(cq) }()
   230  		MustSucceed(t, self.SetOption(mangos.OptionWriteQLen, 2))
   231  	})
   232  	MustSendString(t, self, "one")
   233  	MustSendString(t, self, "two")
   234  	<-cq
   235  	MustSucceed(t, self.Close())
   236  }