v2ray-core/transport/internet/udp/dispatcher_test.go

66 lines
1.5 KiB
Go

package udp_test
import (
"context"
"sync/atomic"
"testing"
"time"
"v2ray.com/core/common/buf"
v2net "v2ray.com/core/common/net"
"v2ray.com/core/testing/assert"
. "v2ray.com/core/transport/internet/udp"
"v2ray.com/core/transport/ray"
)
type TestDispatcher struct {
OnDispatch func(ctx context.Context, dest v2net.Destination) (ray.InboundRay, error)
}
func (d *TestDispatcher) Dispatch(ctx context.Context, dest v2net.Destination) (ray.InboundRay, error) {
return d.OnDispatch(ctx, dest)
}
func TestSameDestinationDispatching(t *testing.T) {
assert := assert.On(t)
ctx, cancel := context.WithCancel(context.Background())
link := ray.NewRay(ctx)
go func() {
for {
data, err := link.OutboundInput().Read()
if err != nil {
break
}
err = link.OutboundOutput().Write(data)
assert.Error(err).IsNil()
}
}()
var count uint32
td := &TestDispatcher{
OnDispatch: func(ctx context.Context, dest v2net.Destination) (ray.InboundRay, error) {
atomic.AddUint32(&count, 1)
return link, nil
},
}
dest := v2net.UDPDestination(v2net.LocalHostIP, 53)
b := buf.New()
b.AppendBytes('a', 'b', 'c', 'd')
dispatcher := NewDispatcher(td)
var msgCount uint32
dispatcher.Dispatch(ctx, dest, b, func(payload *buf.Buffer) {
atomic.AddUint32(&msgCount, 1)
})
for i := 0; i < 5; i++ {
dispatcher.Dispatch(ctx, dest, b, func(payload *buf.Buffer) {})
}
time.Sleep(time.Second)
cancel()
assert.Uint32(count).Equals(1)
assert.Uint32(msgCount).Equals(6)
}