func TestStubClosesPipe(t *testing.T) {
request, pointer := echo.CreateMessagePipeForEcho()
// Create a message with valid header and invalid payload and send it.
header := bindings.MessageHeader{0, bindings.MessageIsResponseFlag, 1}
message, err := bindings.EncodeMessage(header, &header)
if err != nil {
t.Fatalf("Error encoding message: %v", err)
}
pointerPipe := pointer.PassMessagePipe()
if r := pointerPipe.WriteMessage(message.Bytes, nil, system.MOJO_WRITE_MESSAGE_FLAG_NONE); r != system.MOJO_RESULT_OK {
t.Fatalf("Can't send a message: %v", r)
}
// Make echo request with response (that is already sent).
echoStub := echo.NewEchoStub(request, &echoImpl{}, waiter)
if err := echoStub.ServeRequest(); err == nil {
t.Fatalf("Message is invalid, error expected")
}
// Wait for the pipe to be closed.
waitResponseChan := make(chan bindings.WaitResponse)
waiter.AsyncWait(pointerPipe, system.MOJO_HANDLE_SIGNAL_PEER_CLOSED, waitResponseChan)
waitResponse := <-waitResponseChan
if waitResponse.Result != system.MOJO_RESULT_OK {
t.Fatalf("Error waiting on pipe to be closed: %v", waitResponse.Result)
}
pointerPipe.Close()
}
// AcceptConnection accepts incoming connection, providing and asking for echo
// service.
func (delegate *EchoDelegate) AcceptConnection(conn *application.Connection) {
if conn.RequestorURL() != pairedURL(delegate.localURL) {
panic(fmt.Sprintf("invalid requestor URL: want %v, got %v", pairedURL(delegate.localURL), conn.RequestorURL()))
}
if conn.ConnectionURL() != delegate.localURL {
panic(fmt.Sprintf("invalid connection URL: want %v, got %v", delegate.localURL, conn.ConnectionURL()))
}
echoRequest, echoPointer := echo.CreateMessagePipeForEcho()
conn.ProvideServices(&echo.Echo_ServiceFactory{delegate}).ConnectToService(&echoRequest)
checkEcho(echoPointer)
}
func (delegate *EchoClientDelegate) Initialize(ctx application.Context) {
echoRequest, echoPointer := echo.CreateMessagePipeForEcho()
ctx.ConnectToApplication("mojo:go_echo_server").ConnectToService(&echoRequest)
echoProxy := echo.NewEchoProxy(echoPointer, bindings.GetAsyncWaiter())
response, err := echoProxy.EchoString(bindings.StringPointer("Hello, Go world!"))
if response != nil {
fmt.Printf("client: %s\n", *response)
} else {
log.Println(err)
}
echoProxy.Close_Proxy()
ctx.Close()
}
// Initialize connects to other instance, providing and asking for echo service.
func (delegate *EchoDelegate) Initialize(ctx application.Context) {
if ctx.URL() != delegate.localURL {
panic(fmt.Sprintf("invalid URL: want %v, got %v", delegate.localURL, ctx.URL()))
}
if len(ctx.Args()) != 1 || ctx.Args()[0] != delegate.localURL {
panic(fmt.Sprintf("invalid args: want %v, got %v", []string{delegate.localURL}, ctx.Args()))
}
go func() {
echoRequest, echoPointer := echo.CreateMessagePipeForEcho()
conn := ctx.ConnectToApplication(pairedURL(delegate.localURL), &echo.Echo_ServiceFactory{delegate})
if conn.RequestorURL() != delegate.localURL {
panic(fmt.Sprintf("invalid requestor URL: want %v, got %v", delegate.localURL, conn.RequestorURL()))
}
if conn.ConnectionURL() != pairedURL(delegate.localURL) {
panic(fmt.Sprintf("invalid connection URL: want %v, got %v", pairedURL(delegate.localURL), conn.ConnectionURL()))
}
conn.ConnectToService(&echoRequest)
checkEcho(echoPointer)
}()
}