| // Copyright 2023 The Go Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| package main |
| |
| import ( |
| "fmt" |
| "io" |
| "log" |
| "os" |
| ) |
| |
| func main() { |
| f, err := os.OpenFile(os.Getenv("TEST_OUTPUT"), os.O_CREATE|os.O_RDWR, 0600) |
| if err != nil { |
| log.Fatalf("os.Open failed: %s", err) |
| } |
| defer f.Close() |
| b, err := io.ReadAll(os.Stdin) |
| if err != nil { |
| log.Fatalf("io.ReadAll(os.Stdin) failed: %s", err) |
| } |
| if len(b) != 0 { |
| log.Fatalf("io.ReadAll(os.Stdin) returned non-nil: %x", b) |
| } |
| fmt.Fprintf(os.Stdout, "stdout\n") |
| fmt.Fprintf(os.Stderr, "stderr\n") |
| } |
