package main import ( "io/ioutil" "os" "os/exec" "strings" "github.com/01-edu/public/go/lib" ) func main() { pathFileName1 := "./student/cat/quest8.txt" pathFileName2 := "./student/cat/quest8T.txt" if _, err := os.Stat(pathFileName1); err != nil { lib.Fatalln(err) } if _, err := os.Stat(pathFileName2); err != nil { lib.Fatalln(err) } table := []string{pathFileName1, pathFileName1 + " " + pathFileName2, "asd"} for _, s := range table { lib.ChallengeMain("cat", strings.Fields(s)...) } if _, err := exec.Command("go", "build", "-o", "cat_student", "./student/cat/main.go").Output(); err != nil { lib.Fatal(string(err.(*exec.ExitError).Stderr)) } if _, err := exec.Command("go", "build", "-o", "cat_solution", "./solutions/cat/main.go").Output(); err != nil { lib.Fatal(string(err.(*exec.ExitError).Stderr)) } pwd, err := os.Getwd() if err != nil { lib.Fatalln(err) } for i := 0; i < 2; i++ { randStdin := lib.RandAlnum() cmd := exec.Command("sh", "-c", pwd+"/cat_solution") solutionResult := execStdin(cmd, randStdin) cmdS := exec.Command(pwd + "/cat_student") studentResult := execStdin(cmdS, randStdin) if solutionResult != studentResult { lib.Fatalf("./cat prints %s instead of %s\n", studentResult, solutionResult) } } } func execStdin(cmd *exec.Cmd, randomStdin string) string { stdin, err := cmd.StdinPipe() if err != nil { lib.Fatalln(err) } stdout, err := cmd.StdoutPipe() if err != nil { lib.Fatalln(err) } if err := cmd.Start(); err != nil { lib.Fatalln(err) } _, err = stdin.Write([]byte(randomStdin)) if err != nil { lib.Fatalln(err) } stdin.Close() out, _ := ioutil.ReadAll(stdout) if err := cmd.Wait(); err != nil { lib.Fatalln(err) } return string(out) } // TODO: handle stdin in ChallengeMain