package subprocess import ( "os" "os/exec" "testing" ) func TestCrasher(t *testing.T) { if os.Getenv("BE_CRASHER") == "1" { Crasher() return } cmd := exec.Command(os.Args[0], "-test.run=TestCrasher") cmd.Env = append(os.Environ(), "BE_CRASHER=1") err := cmd.Run() if e, ok := err.(*exec.ExitError); ok && !e.Success() { return } t.Fatalf("process ran with err %v, want exit status 1", err) }