hopp/internal/testutil/conn-recorder_test.go

45 lines
1.0 KiB
Go

package testutil
import "net"
import "testing"
func TestConnRecorder(test *testing.T) {
// server
listener, err := net.Listen("tcp", "localhost:9999")
if err != nil { test.Fatal(err) }
defer listener.Close()
go func() {
conn, err := listener.Accept()
defer conn.Close()
if err != nil { test.Fatal(err) }
buf := [16]byte { }
for {
_, err := conn.Read(buf[:])
if err != nil { break }
}
}()
// client
conn, err := net.Dial("tcp", "localhost:9999")
if err != nil { test.Fatal(err) }
defer conn.Close()
recorder := RecordConn(conn)
_, err = recorder.Write([]byte("hello"))
if err != nil { test.Fatal(err) }
_, err = recorder.Write([]byte("world!"))
if err != nil { test.Fatal(err) }
err = recorder.Flush()
if err != nil { test.Fatal(err) }
test.Log("GOT:\n" + recorder.Dump())
if len(recorder.Log) != 3 { test.Fatal("wrong length") }
if string(recorder.Log[0].([]byte)) != "hello" {
test.Fatal("not equal")
}
if string(recorder.Log[1].([]byte)) != "world!" {
test.Fatal("not equal")
}
}