github.com/SagerNet/gvisor@v0.0.0-20210707092255-7731c139d75c/pkg/tcpip/link/rawfile/errors_test.go (about) 1 // Copyright 2020 The gVisor Authors. 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 // +build linux 16 17 package rawfile 18 19 import ( 20 "testing" 21 22 "github.com/google/go-cmp/cmp" 23 "golang.org/x/sys/unix" 24 "github.com/SagerNet/gvisor/pkg/tcpip" 25 ) 26 27 func TestTranslateErrno(t *testing.T) { 28 for _, test := range []struct { 29 errno unix.Errno 30 translated tcpip.Error 31 }{ 32 { 33 errno: unix.Errno(0), 34 translated: &tcpip.ErrInvalidEndpointState{}, 35 }, 36 { 37 errno: unix.Errno(maxErrno), 38 translated: &tcpip.ErrInvalidEndpointState{}, 39 }, 40 { 41 errno: unix.Errno(514), 42 translated: &tcpip.ErrInvalidEndpointState{}, 43 }, 44 { 45 errno: unix.EEXIST, 46 translated: &tcpip.ErrDuplicateAddress{}, 47 }, 48 } { 49 got := TranslateErrno(test.errno) 50 if diff := cmp.Diff(test.translated, got); diff != "" { 51 t.Errorf("unexpected result from TranslateErrno(%q), (-want, +got):\n%s", test.errno, diff) 52 } 53 } 54 }