| // Copyright 2016 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 darwin || dragonfly || freebsd || netbsd || openbsd |
| |
| package route |
| |
| import ( |
| "reflect" |
| "testing" |
| |
| "golang.org/x/sys/unix" |
| ) |
| |
| type parseAddrsTest struct { |
| attrs uint |
| fn func(int, []byte) (int, Addr, error) |
| b []byte |
| as []Addr |
| } |
| |
| var parseAddrsLittleEndianTests = []parseAddrsTest{ |
| { |
| unix.RTA_DST | unix.RTA_GATEWAY | unix.RTA_NETMASK | unix.RTA_BRD, |
| parseKernelInetAddr, |
| []byte{ |
| 0x38, 0x12, 0x0, 0x0, 0xff, 0xff, 0xff, 0x0, |
| 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, |
| 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, |
| 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, |
| 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, |
| 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, |
| 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, |
| |
| 0x38, 0x12, 0x2, 0x0, 0x6, 0x3, 0x6, 0x0, |
| 0x65, 0x6d, 0x31, 0x0, 0xc, 0x29, 0x66, 0x2c, |
| 0xdc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, |
| 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, |
| 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, |
| 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, |
| 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, |
| |
| 0x10, 0x2, 0x0, 0x0, 0xac, 0x10, 0xdc, 0xb4, |
| 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, |
| |
| 0x10, 0x2, 0x0, 0x0, 0xac, 0x10, 0xdc, 0xff, |
| 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, |
| }, |
| []Addr{ |
| &LinkAddr{Index: 0}, |
| &LinkAddr{Index: 2, Name: "em1", Addr: []byte{0x00, 0x0c, 0x29, 0x66, 0x2c, 0xdc}}, |
| &Inet4Addr{IP: [4]byte{172, 16, 220, 180}}, |
| nil, |
| nil, |
| nil, |
| nil, |
| &Inet4Addr{IP: [4]byte{172, 16, 220, 255}}, |
| }, |
| }, |
| { |
| unix.RTA_NETMASK | unix.RTA_IFP | unix.RTA_IFA, |
| parseKernelInetAddr, |
| []byte{ |
| 0x7, 0x0, 0x0, 0x0, 0xff, 0xff, 0xff, 0x0, |
| |
| 0x18, 0x12, 0xa, 0x0, 0x87, 0x8, 0x0, 0x0, |
| 0x76, 0x6c, 0x61, 0x6e, 0x35, 0x36, 0x38, 0x32, |
| 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, |
| |
| 0x10, 0x2, 0x0, 0x0, 0xa9, 0xfe, 0x0, 0x1, |
| 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, |
| }, |
| []Addr{ |
| nil, |
| nil, |
| &Inet4Addr{IP: [4]byte{255, 255, 255, 0}}, |
| nil, |
| &LinkAddr{Index: 10, Name: "vlan5682"}, |
| &Inet4Addr{IP: [4]byte{169, 254, 0, 1}}, |
| nil, |
| nil, |
| }, |
| }, |
| } |
| |
| func TestParseAddrs(t *testing.T) { |
| tests := parseAddrsLittleEndianTests |
| if nativeEndian != littleEndian { |
| t.Skip("no test for non-little endian machine yet") |
| } |
| |
| for i, tt := range tests { |
| as, err := parseAddrs(tt.attrs, tt.fn, tt.b) |
| if err != nil { |
| t.Error(i, err) |
| continue |
| } |
| as = as[:8] // the list varies between operating systems |
| if !reflect.DeepEqual(as, tt.as) { |
| t.Errorf("#%d: got %+v; want %+v", i, as, tt.as) |
| continue |
| } |
| } |
| } |
