| // Copyright 2020 The Fuchsia Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // +build !build_with_native_toolchain |
| |
| package main |
| |
| import ( |
| "context" |
| "log" |
| |
| "go.fuchsia.dev/fuchsia/src/lib/component" |
| |
| "fidl/fuchsia/examples" |
| ) |
| |
| func main() { |
| ctx := component.NewContextFromStartupInfo() |
| |
| // Initialize the server and client ends of the channel that will be used to |
| // communicate with the Echo server |
| echoServerEnd, echoClientEnd, err := examples.NewEchoWithCtxInterfaceRequest() |
| if err != nil { |
| log.Fatal("Could not create channel", err) |
| } |
| // Connect to the Echo server by asking it to bind to the specified channel end |
| ctx.ConnectToEnvService(echoServerEnd) |
| |
| // Make an EchoString request and wait for the response |
| response, err := echoClientEnd.EchoString(context.Background(), "hello") |
| if err != nil { |
| log.Fatal("Error making EchoString call", err) |
| } |
| log.Println("Got response:", response) |
| |
| // Make a SendString request |
| err = echoClientEnd.SendString(context.Background(), "hi") |
| if err != nil { |
| log.Fatal("Error sending SendString request", err) |
| } |
| // Wait for an OnString event. If any other type of message is received, |
| // this will error. |
| response, err = echoClientEnd.ExpectOnString(context.Background()) |
| if err != nil { |
| log.Fatal("Error expecting OnString event", err) |
| } |
| log.Println("Got event:", response) |
| } |