2019-04-27 18:20:03 +02:00
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package comm
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import (
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2019-04-30 00:04:47 +02:00
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"crypto/rand"
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2019-04-27 18:20:03 +02:00
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"net"
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"testing"
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"time"
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log "github.com/cihub/seelog"
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"github.com/stretchr/testify/assert"
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)
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func TestComm(t *testing.T) {
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defer log.Flush()
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token := make([]byte, 40000000)
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rand.Read(token)
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port := "8001"
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go func() {
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log.Debugf("starting TCP server on " + port)
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server, err := net.Listen("tcp", "0.0.0.0:"+port)
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if err != nil {
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log.Error(err)
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}
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defer server.Close()
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// spawn a new goroutine whenever a client connects
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for {
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connection, err := server.Accept()
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if err != nil {
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log.Error(err)
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}
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log.Debugf("client %s connected", connection.RemoteAddr().String())
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go func(port string, connection net.Conn) {
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c := New(connection)
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err = c.Send([]byte("hello, world"))
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assert.Nil(t, err)
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data, err := c.Receive()
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assert.Nil(t, err)
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assert.Equal(t, []byte("hello, computer"), data)
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data, err = c.Receive()
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assert.Nil(t, err)
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assert.Equal(t, []byte{'\x00'}, data)
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data, err = c.Receive()
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assert.Nil(t, err)
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assert.Equal(t, token, data)
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}(port, connection)
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}
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}()
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2019-04-30 03:55:37 +02:00
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time.Sleep(300 * time.Millisecond)
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2019-04-27 18:20:03 +02:00
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a, err := NewConnection("localhost:" + port)
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assert.Nil(t, err)
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data, err := a.Receive()
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assert.Equal(t, []byte("hello, world"), data)
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assert.Nil(t, err)
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assert.Nil(t, a.Send([]byte("hello, computer")))
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assert.Nil(t, a.Send([]byte{'\x00'}))
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2019-04-30 00:04:47 +02:00
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assert.Nil(t, a.Send(token))
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2019-04-27 18:20:03 +02:00
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}
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