| // Copyright 2019 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. |
| |
| //go:build aix || darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris |
| // +build aix darwin dragonfly freebsd linux netbsd openbsd solaris |
| |
| package unix_test |
| |
| import ( |
| "testing" |
| |
| "golang.org/x/sys/unix" |
| ) |
| |
| func TestFdSet(t *testing.T) { |
| var fdSet unix.FdSet |
| fdSet.Zero() |
| for fd := 0; fd < unix.FD_SETSIZE; fd++ { |
| if fdSet.IsSet(fd) { |
| t.Fatalf("Zero did not clear fd %d", fd) |
| } |
| fdSet.Set(fd) |
| } |
| |
| for fd := 0; fd < unix.FD_SETSIZE; fd++ { |
| if !fdSet.IsSet(fd) { |
| t.Fatalf("IsSet(%d): expected true, got false", fd) |
| } |
| } |
| |
| fdSet.Zero() |
| for fd := 0; fd < unix.FD_SETSIZE; fd++ { |
| if fdSet.IsSet(fd) { |
| t.Fatalf("Zero did not clear fd %d", fd) |
| } |
| } |
| |
| for fd := 1; fd < unix.FD_SETSIZE; fd += 2 { |
| fdSet.Set(fd) |
| } |
| |
| for fd := 0; fd < unix.FD_SETSIZE; fd++ { |
| if fd&0x1 == 0x1 { |
| if !fdSet.IsSet(fd) { |
| t.Fatalf("IsSet(%d): expected true, got false", fd) |
| } |
| } else { |
| if fdSet.IsSet(fd) { |
| t.Fatalf("IsSet(%d): expected false, got true", fd) |
| } |
| } |
| } |
| |
| for fd := 1; fd < unix.FD_SETSIZE; fd += 2 { |
| fdSet.Clear(fd) |
| } |
| |
| for fd := 0; fd < unix.FD_SETSIZE; fd++ { |
| if fdSet.IsSet(fd) { |
| t.Fatalf("Clear(%d) did not clear fd", fd) |
| } |
| } |
| } |