github.com/gdamore/mangos@v1.4.0/test/busnonblock_test.go (about)

     1  // Copyright 2016 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 test
    16  
    17  import (
    18  	"testing"
    19  	"time"
    20  
    21  	"nanomsg.org/go-mangos"
    22  	"nanomsg.org/go-mangos/protocol/bus"
    23  	"nanomsg.org/go-mangos/transport/tcp"
    24  
    25  	. "github.com/smartystreets/goconvey/convey"
    26  )
    27  
    28  func testBusNonBlock(addr string, tran mangos.Transport) {
    29  	maxqlen := 2
    30  	timeout := time.Second / 10
    31  
    32  	Convey("Given a suitable Bus socket", func() {
    33  		rp, err := bus.NewSocket()
    34  		So(err, ShouldBeNil)
    35  		So(rp, ShouldNotBeNil)
    36  
    37  		defer rp.Close()
    38  		rp.AddTransport(tran)
    39  
    40  		err = rp.SetOption(mangos.OptionWriteQLen, maxqlen)
    41  		So(err, ShouldBeNil)
    42  
    43  		err = rp.SetOption(mangos.OptionSendDeadline, timeout)
    44  		So(err, ShouldBeNil)
    45  
    46  		err = rp.Listen(addr)
    47  		So(err, ShouldBeNil)
    48  
    49  		msg := []byte{'A', 'B', 'C'}
    50  
    51  		Convey("We don't block, even sending many messages", func() {
    52  			for i := 0; i < maxqlen*10; i++ {
    53  				err := rp.Send(msg)
    54  				So(err, ShouldBeNil)
    55  			}
    56  		})
    57  	})
    58  }
    59  
    60  func TestBusNonBlockTCP(t *testing.T) {
    61  	Convey("Testing Bus Send (TCP) is Non-Blocking", t, func() {
    62  		testBusNonBlock(AddrTestTCP, tcp.NewTransport())
    63  	})
    64  }