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Diffstat (limited to 'vendor/golang.org/x/sys/unix/syscall_unix_test.go')
-rw-r--r--vendor/golang.org/x/sys/unix/syscall_unix_test.go353
1 files changed, 0 insertions, 353 deletions
diff --git a/vendor/golang.org/x/sys/unix/syscall_unix_test.go b/vendor/golang.org/x/sys/unix/syscall_unix_test.go
deleted file mode 100644
index 49208a0..0000000
--- a/vendor/golang.org/x/sys/unix/syscall_unix_test.go
+++ /dev/null
@@ -1,353 +0,0 @@
-// Copyright 2013 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.
-
-// +build darwin dragonfly freebsd linux netbsd openbsd solaris
-
-package unix_test
-
-import (
- "flag"
- "fmt"
- "io/ioutil"
- "net"
- "os"
- "os/exec"
- "path/filepath"
- "runtime"
- "testing"
- "time"
-
- "golang.org/x/sys/unix"
-)
-
-// Tests that below functions, structures and constants are consistent
-// on all Unix-like systems.
-func _() {
- // program scheduling priority functions and constants
- var (
- _ func(int, int, int) error = unix.Setpriority
- _ func(int, int) (int, error) = unix.Getpriority
- )
- const (
- _ int = unix.PRIO_USER
- _ int = unix.PRIO_PROCESS
- _ int = unix.PRIO_PGRP
- )
-
- // termios constants
- const (
- _ int = unix.TCIFLUSH
- _ int = unix.TCIOFLUSH
- _ int = unix.TCOFLUSH
- )
-
- // fcntl file locking structure and constants
- var (
- _ = unix.Flock_t{
- Type: int16(0),
- Whence: int16(0),
- Start: int64(0),
- Len: int64(0),
- Pid: int32(0),
- }
- )
- const (
- _ = unix.F_GETLK
- _ = unix.F_SETLK
- _ = unix.F_SETLKW
- )
-}
-
-// TestFcntlFlock tests whether the file locking structure matches
-// the calling convention of each kernel.
-func TestFcntlFlock(t *testing.T) {
- name := filepath.Join(os.TempDir(), "TestFcntlFlock")
- fd, err := unix.Open(name, unix.O_CREAT|unix.O_RDWR|unix.O_CLOEXEC, 0)
- if err != nil {
- t.Fatalf("Open failed: %v", err)
- }
- defer unix.Unlink(name)
- defer unix.Close(fd)
- flock := unix.Flock_t{
- Type: unix.F_RDLCK,
- Start: 0, Len: 0, Whence: 1,
- }
- if err := unix.FcntlFlock(uintptr(fd), unix.F_GETLK, &flock); err != nil {
- t.Fatalf("FcntlFlock failed: %v", err)
- }
-}
-
-// TestPassFD tests passing a file descriptor over a Unix socket.
-//
-// This test involved both a parent and child process. The parent
-// process is invoked as a normal test, with "go test", which then
-// runs the child process by running the current test binary with args
-// "-test.run=^TestPassFD$" and an environment variable used to signal
-// that the test should become the child process instead.
-func TestPassFD(t *testing.T) {
- switch runtime.GOOS {
- case "dragonfly":
- // TODO(jsing): Figure out why sendmsg is returning EINVAL.
- t.Skip("skipping test on dragonfly")
- case "solaris":
- // TODO(aram): Figure out why ReadMsgUnix is returning empty message.
- t.Skip("skipping test on solaris, see issue 7402")
- }
- if os.Getenv("GO_WANT_HELPER_PROCESS") == "1" {
- passFDChild()
- return
- }
-
- tempDir, err := ioutil.TempDir("", "TestPassFD")
- if err != nil {
- t.Fatal(err)
- }
- defer os.RemoveAll(tempDir)
-
- fds, err := unix.Socketpair(unix.AF_LOCAL, unix.SOCK_STREAM, 0)
- if err != nil {
- t.Fatalf("Socketpair: %v", err)
- }
- defer unix.Close(fds[0])
- defer unix.Close(fds[1])
- writeFile := os.NewFile(uintptr(fds[0]), "child-writes")
- readFile := os.NewFile(uintptr(fds[1]), "parent-reads")
- defer writeFile.Close()
- defer readFile.Close()
-
- cmd := exec.Command(os.Args[0], "-test.run=^TestPassFD$", "--", tempDir)
- cmd.Env = []string{"GO_WANT_HELPER_PROCESS=1"}
- if lp := os.Getenv("LD_LIBRARY_PATH"); lp != "" {
- cmd.Env = append(cmd.Env, "LD_LIBRARY_PATH="+lp)
- }
- cmd.ExtraFiles = []*os.File{writeFile}
-
- out, err := cmd.CombinedOutput()
- if len(out) > 0 || err != nil {
- t.Fatalf("child process: %q, %v", out, err)
- }
-
- c, err := net.FileConn(readFile)
- if err != nil {
- t.Fatalf("FileConn: %v", err)
- }
- defer c.Close()
-
- uc, ok := c.(*net.UnixConn)
- if !ok {
- t.Fatalf("unexpected FileConn type; expected UnixConn, got %T", c)
- }
-
- buf := make([]byte, 32) // expect 1 byte
- oob := make([]byte, 32) // expect 24 bytes
- closeUnix := time.AfterFunc(5*time.Second, func() {
- t.Logf("timeout reading from unix socket")
- uc.Close()
- })
- _, oobn, _, _, err := uc.ReadMsgUnix(buf, oob)
- closeUnix.Stop()
-
- scms, err := unix.ParseSocketControlMessage(oob[:oobn])
- if err != nil {
- t.Fatalf("ParseSocketControlMessage: %v", err)
- }
- if len(scms) != 1 {
- t.Fatalf("expected 1 SocketControlMessage; got scms = %#v", scms)
- }
- scm := scms[0]
- gotFds, err := unix.ParseUnixRights(&scm)
- if err != nil {
- t.Fatalf("unix.ParseUnixRights: %v", err)
- }
- if len(gotFds) != 1 {
- t.Fatalf("wanted 1 fd; got %#v", gotFds)
- }
-
- f := os.NewFile(uintptr(gotFds[0]), "fd-from-child")
- defer f.Close()
-
- got, err := ioutil.ReadAll(f)
- want := "Hello from child process!\n"
- if string(got) != want {
- t.Errorf("child process ReadAll: %q, %v; want %q", got, err, want)
- }
-}
-
-// passFDChild is the child process used by TestPassFD.
-func passFDChild() {
- defer os.Exit(0)
-
- // Look for our fd. It should be fd 3, but we work around an fd leak
- // bug here (http://golang.org/issue/2603) to let it be elsewhere.
- var uc *net.UnixConn
- for fd := uintptr(3); fd <= 10; fd++ {
- f := os.NewFile(fd, "unix-conn")
- var ok bool
- netc, _ := net.FileConn(f)
- uc, ok = netc.(*net.UnixConn)
- if ok {
- break
- }
- }
- if uc == nil {
- fmt.Println("failed to find unix fd")
- return
- }
-
- // Make a file f to send to our parent process on uc.
- // We make it in tempDir, which our parent will clean up.
- flag.Parse()
- tempDir := flag.Arg(0)
- f, err := ioutil.TempFile(tempDir, "")
- if err != nil {
- fmt.Printf("TempFile: %v", err)
- return
- }
-
- f.Write([]byte("Hello from child process!\n"))
- f.Seek(0, 0)
-
- rights := unix.UnixRights(int(f.Fd()))
- dummyByte := []byte("x")
- n, oobn, err := uc.WriteMsgUnix(dummyByte, rights, nil)
- if err != nil {
- fmt.Printf("WriteMsgUnix: %v", err)
- return
- }
- if n != 1 || oobn != len(rights) {
- fmt.Printf("WriteMsgUnix = %d, %d; want 1, %d", n, oobn, len(rights))
- return
- }
-}
-
-// TestUnixRightsRoundtrip tests that UnixRights, ParseSocketControlMessage,
-// and ParseUnixRights are able to successfully round-trip lists of file descriptors.
-func TestUnixRightsRoundtrip(t *testing.T) {
- testCases := [...][][]int{
- {{42}},
- {{1, 2}},
- {{3, 4, 5}},
- {{}},
- {{1, 2}, {3, 4, 5}, {}, {7}},
- }
- for _, testCase := range testCases {
- b := []byte{}
- var n int
- for _, fds := range testCase {
- // Last assignment to n wins
- n = len(b) + unix.CmsgLen(4*len(fds))
- b = append(b, unix.UnixRights(fds...)...)
- }
- // Truncate b
- b = b[:n]
-
- scms, err := unix.ParseSocketControlMessage(b)
- if err != nil {
- t.Fatalf("ParseSocketControlMessage: %v", err)
- }
- if len(scms) != len(testCase) {
- t.Fatalf("expected %v SocketControlMessage; got scms = %#v", len(testCase), scms)
- }
- for i, scm := range scms {
- gotFds, err := unix.ParseUnixRights(&scm)
- if err != nil {
- t.Fatalf("ParseUnixRights: %v", err)
- }
- wantFds := testCase[i]
- if len(gotFds) != len(wantFds) {
- t.Fatalf("expected %v fds, got %#v", len(wantFds), gotFds)
- }
- for j, fd := range gotFds {
- if fd != wantFds[j] {
- t.Fatalf("expected fd %v, got %v", wantFds[j], fd)
- }
- }
- }
- }
-}
-
-func TestRlimit(t *testing.T) {
- var rlimit, zero unix.Rlimit
- err := unix.Getrlimit(unix.RLIMIT_NOFILE, &rlimit)
- if err != nil {
- t.Fatalf("Getrlimit: save failed: %v", err)
- }
- if zero == rlimit {
- t.Fatalf("Getrlimit: save failed: got zero value %#v", rlimit)
- }
- set := rlimit
- set.Cur = set.Max - 1
- err = unix.Setrlimit(unix.RLIMIT_NOFILE, &set)
- if err != nil {
- t.Fatalf("Setrlimit: set failed: %#v %v", set, err)
- }
- var get unix.Rlimit
- err = unix.Getrlimit(unix.RLIMIT_NOFILE, &get)
- if err != nil {
- t.Fatalf("Getrlimit: get failed: %v", err)
- }
- set = rlimit
- set.Cur = set.Max - 1
- if set != get {
- // Seems like Darwin requires some privilege to
- // increase the soft limit of rlimit sandbox, though
- // Setrlimit never reports an error.
- switch runtime.GOOS {
- case "darwin":
- default:
- t.Fatalf("Rlimit: change failed: wanted %#v got %#v", set, get)
- }
- }
- err = unix.Setrlimit(unix.RLIMIT_NOFILE, &rlimit)
- if err != nil {
- t.Fatalf("Setrlimit: restore failed: %#v %v", rlimit, err)
- }
-}
-
-func TestSeekFailure(t *testing.T) {
- _, err := unix.Seek(-1, 0, 0)
- if err == nil {
- t.Fatalf("Seek(-1, 0, 0) did not fail")
- }
- str := err.Error() // used to crash on Linux
- t.Logf("Seek: %v", str)
- if str == "" {
- t.Fatalf("Seek(-1, 0, 0) return error with empty message")
- }
-}
-
-func TestDup(t *testing.T) {
- file, err := ioutil.TempFile("", "TestDup")
- if err != nil {
- t.Fatalf("Tempfile failed: %v", err)
- }
- defer os.Remove(file.Name())
- defer file.Close()
- f := int(file.Fd())
-
- newFd, err := unix.Dup(f)
- if err != nil {
- t.Fatalf("Dup: %v", err)
- }
-
- err = unix.Dup2(newFd, newFd+1)
- if err != nil {
- t.Fatalf("Dup2: %v", err)
- }
-
- b1 := []byte("Test123")
- b2 := make([]byte, 7)
- _, err = unix.Write(newFd+1, b1)
- if err != nil {
- t.Fatalf("Write to dup2 fd failed: %v", err)
- }
- _, err = unix.Seek(f, 0, 0)
- _, err = unix.Read(f, b2)
- if err != nil {
- t.Fatalf("Read back failed: %v", err)
- }
- if string(b1) != string(b2) {
- t.Errorf("Dup: stdout write not in file, expected %v, got %v", string(b1), string(b2))
- }
-}