mirror of
https://github.com/golang/go
synced 2024-11-19 01:14:39 -07:00
2cefd12a1b
Flaky tests are a distraction and cover up real problems. File bugs instead and mark them as flaky. This moves the net/http flaky test flagging mechanism to internal/testenv. Updates #15156 Updates #15157 Updates #15158 Change-Id: I0e561cd2a09c0dec369cd4ed93bc5a2b40233dfe Reviewed-on: https://go-review.googlesource.com/21614 Reviewed-by: Matthew Dempsky <mdempsky@google.com> Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
447 lines
9.8 KiB
Go
447 lines
9.8 KiB
Go
// Copyright 2013 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// +build !nacl,!plan9,!windows
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package net
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import (
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"bytes"
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"internal/testenv"
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"os"
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"reflect"
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"runtime"
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"syscall"
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"testing"
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"time"
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)
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func TestReadUnixgramWithUnnamedSocket(t *testing.T) {
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if !testableNetwork("unixgram") {
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t.Skip("unixgram test")
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}
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if runtime.GOOS == "openbsd" {
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testenv.SkipFlaky(t, 15157)
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}
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addr := testUnixAddr()
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la, err := ResolveUnixAddr("unixgram", addr)
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if err != nil {
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t.Fatal(err)
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}
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c, err := ListenUnixgram("unixgram", la)
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if err != nil {
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t.Fatal(err)
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}
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defer func() {
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c.Close()
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os.Remove(addr)
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}()
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off := make(chan bool)
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data := [5]byte{1, 2, 3, 4, 5}
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go func() {
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defer func() { off <- true }()
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s, err := syscall.Socket(syscall.AF_UNIX, syscall.SOCK_DGRAM, 0)
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if err != nil {
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t.Error(err)
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return
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}
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defer syscall.Close(s)
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rsa := &syscall.SockaddrUnix{Name: addr}
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if err := syscall.Sendto(s, data[:], 0, rsa); err != nil {
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t.Error(err)
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return
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}
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}()
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<-off
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b := make([]byte, 64)
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c.SetReadDeadline(time.Now().Add(100 * time.Millisecond))
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n, from, err := c.ReadFrom(b)
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if err != nil {
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t.Fatal(err)
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}
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if from != nil {
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t.Fatalf("unexpected peer address: %v", from)
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}
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if !bytes.Equal(b[:n], data[:]) {
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t.Fatalf("got %v; want %v", b[:n], data[:])
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}
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}
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func TestUnixgramZeroBytePayload(t *testing.T) {
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if !testableNetwork("unixgram") {
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t.Skip("unixgram test")
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}
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c1, err := newLocalPacketListener("unixgram")
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if err != nil {
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t.Fatal(err)
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}
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defer os.Remove(c1.LocalAddr().String())
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defer c1.Close()
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c2, err := Dial("unixgram", c1.LocalAddr().String())
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if err != nil {
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t.Fatal(err)
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}
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defer os.Remove(c2.LocalAddr().String())
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defer c2.Close()
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for _, genericRead := range []bool{false, true} {
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n, err := c2.Write(nil)
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if err != nil {
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t.Fatal(err)
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}
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if n != 0 {
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t.Errorf("got %d; want 0", n)
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}
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c1.SetReadDeadline(time.Now().Add(100 * time.Millisecond))
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var b [1]byte
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var peer Addr
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if genericRead {
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_, err = c1.(Conn).Read(b[:])
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} else {
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_, peer, err = c1.ReadFrom(b[:])
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}
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switch err {
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case nil: // ReadFrom succeeds
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if peer != nil { // peer is connected-mode
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t.Fatalf("unexpected peer address: %v", peer)
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}
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default: // Read may timeout, it depends on the platform
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if nerr, ok := err.(Error); !ok || !nerr.Timeout() {
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t.Fatal(err)
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}
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}
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}
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}
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func TestUnixgramZeroByteBuffer(t *testing.T) {
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if !testableNetwork("unixgram") {
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t.Skip("unixgram test")
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}
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// issue 4352: Recvfrom failed with "address family not
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// supported by protocol family" if zero-length buffer provided
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c1, err := newLocalPacketListener("unixgram")
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if err != nil {
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t.Fatal(err)
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}
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defer os.Remove(c1.LocalAddr().String())
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defer c1.Close()
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c2, err := Dial("unixgram", c1.LocalAddr().String())
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if err != nil {
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t.Fatal(err)
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}
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defer os.Remove(c2.LocalAddr().String())
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defer c2.Close()
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b := []byte("UNIXGRAM ZERO BYTE BUFFER TEST")
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for _, genericRead := range []bool{false, true} {
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n, err := c2.Write(b)
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if err != nil {
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t.Fatal(err)
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}
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if n != len(b) {
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t.Errorf("got %d; want %d", n, len(b))
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}
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c1.SetReadDeadline(time.Now().Add(100 * time.Millisecond))
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var peer Addr
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if genericRead {
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_, err = c1.(Conn).Read(nil)
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} else {
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_, peer, err = c1.ReadFrom(nil)
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}
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switch err {
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case nil: // ReadFrom succeeds
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if peer != nil { // peer is connected-mode
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t.Fatalf("unexpected peer address: %v", peer)
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}
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default: // Read may timeout, it depends on the platform
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if nerr, ok := err.(Error); !ok || !nerr.Timeout() {
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t.Fatal(err)
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}
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}
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}
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}
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func TestUnixgramAutobind(t *testing.T) {
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if runtime.GOOS != "linux" {
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t.Skip("autobind is linux only")
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}
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laddr := &UnixAddr{Name: "", Net: "unixgram"}
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c1, err := ListenUnixgram("unixgram", laddr)
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if err != nil {
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t.Fatal(err)
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}
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defer c1.Close()
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// retrieve the autobind address
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autoAddr := c1.LocalAddr().(*UnixAddr)
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if len(autoAddr.Name) <= 1 {
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t.Fatalf("invalid autobind address: %v", autoAddr)
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}
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if autoAddr.Name[0] != '@' {
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t.Fatalf("invalid autobind address: %v", autoAddr)
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}
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c2, err := DialUnix("unixgram", nil, autoAddr)
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if err != nil {
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t.Fatal(err)
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}
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defer c2.Close()
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if !reflect.DeepEqual(c1.LocalAddr(), c2.RemoteAddr()) {
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t.Fatalf("expected autobind address %v, got %v", c1.LocalAddr(), c2.RemoteAddr())
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}
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}
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func TestUnixAutobindClose(t *testing.T) {
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if runtime.GOOS != "linux" {
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t.Skip("autobind is linux only")
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}
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laddr := &UnixAddr{Name: "", Net: "unix"}
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ln, err := ListenUnix("unix", laddr)
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if err != nil {
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t.Fatal(err)
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}
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ln.Close()
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}
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func TestUnixgramWrite(t *testing.T) {
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if !testableNetwork("unixgram") {
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t.Skip("unixgram test")
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}
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addr := testUnixAddr()
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laddr, err := ResolveUnixAddr("unixgram", addr)
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if err != nil {
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t.Fatal(err)
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}
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c, err := ListenPacket("unixgram", addr)
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if err != nil {
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t.Fatal(err)
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}
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defer os.Remove(addr)
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defer c.Close()
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testUnixgramWriteConn(t, laddr)
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testUnixgramWritePacketConn(t, laddr)
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}
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func testUnixgramWriteConn(t *testing.T, raddr *UnixAddr) {
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c, err := Dial("unixgram", raddr.String())
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if err != nil {
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t.Fatal(err)
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}
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defer c.Close()
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b := []byte("CONNECTED-MODE SOCKET")
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if _, err := c.(*UnixConn).WriteToUnix(b, raddr); err == nil {
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t.Fatal("should fail")
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} else if err.(*OpError).Err != ErrWriteToConnected {
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t.Fatalf("should fail as ErrWriteToConnected: %v", err)
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}
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if _, err = c.(*UnixConn).WriteTo(b, raddr); err == nil {
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t.Fatal("should fail")
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} else if err.(*OpError).Err != ErrWriteToConnected {
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t.Fatalf("should fail as ErrWriteToConnected: %v", err)
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}
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if _, _, err = c.(*UnixConn).WriteMsgUnix(b, nil, raddr); err == nil {
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t.Fatal("should fail")
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} else if err.(*OpError).Err != ErrWriteToConnected {
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t.Fatalf("should fail as ErrWriteToConnected: %v", err)
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}
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if _, err := c.Write(b); err != nil {
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t.Fatal(err)
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}
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}
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func testUnixgramWritePacketConn(t *testing.T, raddr *UnixAddr) {
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addr := testUnixAddr()
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c, err := ListenPacket("unixgram", addr)
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if err != nil {
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t.Fatal(err)
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}
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defer os.Remove(addr)
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defer c.Close()
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b := []byte("UNCONNECTED-MODE SOCKET")
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if _, err := c.(*UnixConn).WriteToUnix(b, raddr); err != nil {
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t.Fatal(err)
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}
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if _, err := c.WriteTo(b, raddr); err != nil {
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t.Fatal(err)
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}
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if _, _, err := c.(*UnixConn).WriteMsgUnix(b, nil, raddr); err != nil {
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t.Fatal(err)
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}
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if _, err := c.(*UnixConn).Write(b); err == nil {
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t.Fatal("should fail")
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}
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}
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func TestUnixConnLocalAndRemoteNames(t *testing.T) {
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if !testableNetwork("unix") {
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t.Skip("unix test")
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}
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handler := func(ls *localServer, ln Listener) {}
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for _, laddr := range []string{"", testUnixAddr()} {
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laddr := laddr
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taddr := testUnixAddr()
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ta, err := ResolveUnixAddr("unix", taddr)
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if err != nil {
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t.Fatal(err)
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}
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ln, err := ListenUnix("unix", ta)
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if err != nil {
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t.Fatal(err)
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}
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ls, err := (&streamListener{Listener: ln}).newLocalServer()
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if err != nil {
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t.Fatal(err)
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}
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defer ls.teardown()
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if err := ls.buildup(handler); err != nil {
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t.Fatal(err)
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}
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la, err := ResolveUnixAddr("unix", laddr)
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if err != nil {
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t.Fatal(err)
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}
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c, err := DialUnix("unix", la, ta)
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if err != nil {
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t.Fatal(err)
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}
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defer func() {
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c.Close()
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if la != nil {
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defer os.Remove(laddr)
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}
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}()
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if _, err := c.Write([]byte("UNIXCONN LOCAL AND REMOTE NAME TEST")); err != nil {
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t.Fatal(err)
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}
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switch runtime.GOOS {
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case "android", "linux":
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if laddr == "" {
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laddr = "@" // autobind feature
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}
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}
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var connAddrs = [3]struct{ got, want Addr }{
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{ln.Addr(), ta},
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{c.LocalAddr(), &UnixAddr{Name: laddr, Net: "unix"}},
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{c.RemoteAddr(), ta},
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}
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for _, ca := range connAddrs {
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if !reflect.DeepEqual(ca.got, ca.want) {
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t.Fatalf("got %#v, expected %#v", ca.got, ca.want)
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}
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}
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}
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}
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func TestUnixgramConnLocalAndRemoteNames(t *testing.T) {
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if !testableNetwork("unixgram") {
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t.Skip("unixgram test")
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}
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for _, laddr := range []string{"", testUnixAddr()} {
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laddr := laddr
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taddr := testUnixAddr()
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ta, err := ResolveUnixAddr("unixgram", taddr)
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if err != nil {
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t.Fatal(err)
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}
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c1, err := ListenUnixgram("unixgram", ta)
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if err != nil {
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t.Fatal(err)
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}
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defer func() {
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c1.Close()
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os.Remove(taddr)
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}()
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var la *UnixAddr
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if laddr != "" {
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if la, err = ResolveUnixAddr("unixgram", laddr); err != nil {
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t.Fatal(err)
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}
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}
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c2, err := DialUnix("unixgram", la, ta)
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if err != nil {
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t.Fatal(err)
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}
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defer func() {
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c2.Close()
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if la != nil {
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defer os.Remove(laddr)
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}
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}()
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switch runtime.GOOS {
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case "android", "linux":
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if laddr == "" {
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laddr = "@" // autobind feature
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}
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}
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var connAddrs = [4]struct{ got, want Addr }{
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{c1.LocalAddr(), ta},
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{c1.RemoteAddr(), nil},
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{c2.LocalAddr(), &UnixAddr{Name: laddr, Net: "unixgram"}},
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{c2.RemoteAddr(), ta},
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}
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for _, ca := range connAddrs {
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if !reflect.DeepEqual(ca.got, ca.want) {
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t.Fatalf("got %#v; want %#v", ca.got, ca.want)
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}
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}
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}
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}
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func TestUnixUnlink(t *testing.T) {
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if !testableNetwork("unix") {
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t.Skip("unix test")
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}
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name := testUnixAddr()
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l, err := Listen("unix", name)
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if err != nil {
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t.Fatal(err)
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}
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if _, err := os.Stat(name); err != nil {
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t.Fatalf("cannot stat unix socket after ListenUnix: %v", err)
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}
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f, _ := l.(*UnixListener).File()
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l1, err := FileListener(f)
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if err != nil {
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t.Fatal(err)
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}
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if _, err := os.Stat(name); err != nil {
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t.Fatalf("cannot stat unix socket after FileListener: %v", err)
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}
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if err := l1.Close(); err != nil {
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t.Fatalf("closing file listener: %v", err)
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}
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if _, err := os.Stat(name); err != nil {
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t.Fatalf("cannot stat unix socket after closing FileListener: %v", err)
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}
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f.Close()
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if _, err := os.Stat(name); err != nil {
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t.Fatalf("cannot stat unix socket after closing FileListener and fd: %v", err)
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}
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l.Close()
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if _, err := os.Stat(name); err == nil {
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t.Fatal("closing unix listener did not remove unix socket")
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}
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}
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