mirror of https://github.com/schollz/croc.git
68 lines
1.5 KiB
Go
68 lines
1.5 KiB
Go
package comm
|
|
|
|
import (
|
|
"crypto/rand"
|
|
"net"
|
|
"testing"
|
|
"time"
|
|
|
|
log "github.com/schollz/logger"
|
|
"github.com/stretchr/testify/assert"
|
|
)
|
|
|
|
func TestComm(t *testing.T) {
|
|
token := make([]byte, 3000)
|
|
if _, err := rand.Read(token); err != nil {
|
|
t.Error(err)
|
|
}
|
|
|
|
port := "8001"
|
|
go func() {
|
|
log.Debugf("starting TCP server on " + port)
|
|
server, err := net.Listen("tcp", "0.0.0.0:"+port)
|
|
if err != nil {
|
|
log.Error(err)
|
|
}
|
|
defer server.Close()
|
|
// spawn a new goroutine whenever a client connects
|
|
for {
|
|
connection, err := server.Accept()
|
|
if err != nil {
|
|
log.Error(err)
|
|
}
|
|
log.Debugf("client %s connected", connection.RemoteAddr().String())
|
|
go func(port string, connection net.Conn) {
|
|
c := New(connection)
|
|
err = c.Send([]byte("hello, world"))
|
|
assert.Nil(t, err)
|
|
data, err := c.Receive()
|
|
assert.Nil(t, err)
|
|
assert.Equal(t, []byte("hello, computer"), data)
|
|
data, err = c.Receive()
|
|
assert.Nil(t, err)
|
|
assert.Equal(t, []byte{'\x00'}, data)
|
|
data, err = c.Receive()
|
|
assert.Nil(t, err)
|
|
assert.Equal(t, token, data)
|
|
}(port, connection)
|
|
}
|
|
}()
|
|
|
|
time.Sleep(300 * time.Millisecond)
|
|
a, err := NewConnection("localhost:"+port, 10*time.Minute)
|
|
assert.Nil(t, err)
|
|
data, err := a.Receive()
|
|
assert.Equal(t, []byte("hello, world"), data)
|
|
assert.Nil(t, err)
|
|
assert.Nil(t, a.Send([]byte("hello, computer")))
|
|
assert.Nil(t, a.Send([]byte{'\x00'}))
|
|
|
|
assert.Nil(t, a.Send(token))
|
|
_ = a.Connection()
|
|
a.Close()
|
|
assert.NotNil(t, a.Send(token))
|
|
_, err = a.Write(token)
|
|
assert.NotNil(t, err)
|
|
|
|
}
|