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// Copyright 2009 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.
package http_test
import (
"bufio"
"bytes"
"fmt"
"io"
"io/ioutil"
"mime/multipart"
. "net/http"
"net/http/httptest"
"net/url"
"os"
"reflect"
"regexp"
"strings"
"testing"
)
func TestQuery(t *testing.T) {
req := &Request{Method: "GET"}
req.URL, _ = url.Parse("http://www.google.com/search?q=foo&q=bar")
if q := req.FormValue("q"); q != "foo" {
t.Errorf(`req.FormValue("q") = %q, want "foo"`, q)
}
}
func TestPostQuery(t *testing.T) {
req, _ := NewRequest("POST", "http://www.google.com/search?q=foo&q=bar&both=x&prio=1&empty=not",
strings.NewReader("z=post&both=y&prio=2&empty="))
req.Header.Set("Content-Type", "application/x-www-form-urlencoded; param=value")
if q := req.FormValue("q"); q != "foo" {
t.Errorf(`req.FormValue("q") = %q, want "foo"`, q)
}
if z := req.FormValue("z"); z != "post" {
t.Errorf(`req.FormValue("z") = %q, want "post"`, z)
}
if bq, found := req.PostForm["q"]; found {
t.Errorf(`req.PostForm["q"] = %q, want no entry in map`, bq)
}
if bz := req.PostFormValue("z"); bz != "post" {
t.Errorf(`req.PostFormValue("z") = %q, want "post"`, bz)
}
if qs := req.Form["q"]; !reflect.DeepEqual(qs, []string{"foo", "bar"}) {
t.Errorf(`req.Form["q"] = %q, want ["foo", "bar"]`, qs)
}
if both := req.Form["both"]; !reflect.DeepEqual(both, []string{"y", "x"}) {
t.Errorf(`req.Form["both"] = %q, want ["y", "x"]`, both)
}
if prio := req.FormValue("prio"); prio != "2" {
t.Errorf(`req.FormValue("prio") = %q, want "2" (from body)`, prio)
}
if empty := req.FormValue("empty"); empty != "" {
t.Errorf(`req.FormValue("empty") = %q, want "" (from body)`, empty)
}
}
type stringMap map[string][]string
type parseContentTypeTest struct {
shouldError bool
contentType stringMap
}
var parseContentTypeTests = []parseContentTypeTest{
{false, stringMap{"Content-Type": {"text/plain"}}},
// Empty content type is legal - shoult be treated as
// application/octet-stream (RFC 2616, section 7.2.1)
{false, stringMap{}},
{true, stringMap{"Content-Type": {"text/plain; boundary="}}},
{false, stringMap{"Content-Type": {"application/unknown"}}},
}
func TestParseFormUnknownContentType(t *testing.T) {
for i, test := range parseContentTypeTests {
req := &Request{
Method: "POST",
Header: Header(test.contentType),
Body: ioutil.NopCloser(bytes.NewBufferString("body")),
}
err := req.ParseForm()
switch {
case err == nil && test.shouldError:
t.Errorf("test %d should have returned error", i)
case err != nil && !test.shouldError:
t.Errorf("test %d should not have returned error, got %v", i, err)
}
}
}
func TestParseFormInitializeOnError(t *testing.T) {
nilBody, _ := NewRequest("POST", "http://www.google.com/search?q=foo", nil)
tests := []*Request{
nilBody,
{Method: "GET", URL: nil},
}
for i, req := range tests {
err := req.ParseForm()
if req.Form == nil {
t.Errorf("%d. Form not initialized, error %v", i, err)
}
if req.PostForm == nil {
t.Errorf("%d. PostForm not initialized, error %v", i, err)
}
}
}
func TestMultipartReader(t *testing.T) {
req := &Request{
Method: "POST",
Header: Header{"Content-Type": {`multipart/form-data; boundary="foo123"`}},
Body: ioutil.NopCloser(new(bytes.Buffer)),
}
multipart, err := req.MultipartReader()
if multipart == nil {
t.Errorf("expected multipart; error: %v", err)
}
req.Header = Header{"Content-Type": {"text/plain"}}
multipart, err = req.MultipartReader()
if multipart != nil {
t.Errorf("unexpected multipart for text/plain")
}
}
func TestRedirect(t *testing.T) {
ts := httptest.NewServer(HandlerFunc(func(w ResponseWriter, r *Request) {
switch r.URL.Path {
case "/":
w.Header().Set("Location", "/foo/")
w.WriteHeader(StatusSeeOther)
case "/foo/":
fmt.Fprintf(w, "foo")
default:
w.WriteHeader(StatusBadRequest)
}
}))
defer ts.Close()
var end = regexp.MustCompile("/foo/$")
r, err := Get(ts.URL)
if err != nil {
t.Fatal(err)
}
r.Body.Close()
url := r.Request.URL.String()
if r.StatusCode != 200 || !end.MatchString(url) {
t.Fatalf("Get got status %d at %q, want 200 matching /foo/$", r.StatusCode, url)
}
}
func TestSetBasicAuth(t *testing.T) {
r, _ := NewRequest("GET", "http://example.com/", nil)
r.SetBasicAuth("Aladdin", "open sesame")
if g, e := r.Header.Get("Authorization"), "Basic QWxhZGRpbjpvcGVuIHNlc2FtZQ=="; g != e {
t.Errorf("got header %q, want %q", g, e)
}
}
func TestMultipartRequest(t *testing.T) {
// Test that we can read the values and files of a
// multipart request with FormValue and FormFile,
// and that ParseMultipartForm can be called multiple times.
req := newTestMultipartRequest(t)
if err := req.ParseMultipartForm(25); err != nil {
t.Fatal("ParseMultipartForm first call:", err)
}
defer req.MultipartForm.RemoveAll()
validateTestMultipartContents(t, req, false)
if err := req.ParseMultipartForm(25); err != nil {
t.Fatal("ParseMultipartForm second call:", err)
}
validateTestMultipartContents(t, req, false)
}
func TestMultipartRequestAuto(t *testing.T) {
// Test that FormValue and FormFile automatically invoke
// ParseMultipartForm and return the right values.
req := newTestMultipartRequest(t)
defer func() {
if req.MultipartForm != nil {
req.MultipartForm.RemoveAll()
}
}()
validateTestMultipartContents(t, req, true)
}
func TestEmptyMultipartRequest(t *testing.T) {
// Test that FormValue and FormFile automatically invoke
// ParseMultipartForm and return the right values.
req, err := NewRequest("GET", "/", nil)
if err != nil {
t.Errorf("NewRequest err = %q", err)
}
testMissingFile(t, req)
}
// Test that ParseMultipartForm errors if called
// after MultipartReader on the same request.
func TestParseMultipartFormOrder(t *testing.T) {
req := newTestMultipartRequest(t)
if _, err := req.MultipartReader(); err != nil {
t.Fatalf("MultipartReader: %v", err)
}
if err := req.ParseMultipartForm(1024); err == nil {
t.Fatal("expected an error from ParseMultipartForm after call to MultipartReader")
}
}
// Test that MultipartReader errors if called
// after ParseMultipartForm on the same request.
func TestMultipartReaderOrder(t *testing.T) {
req := newTestMultipartRequest(t)
if err := req.ParseMultipartForm(25); err != nil {
t.Fatalf("ParseMultipartForm: %v", err)
}
if _, err := req.MultipartReader(); err == nil {
t.Fatal("expected an error from MultipartReader after call to ParseMultipartForm")
}
}
// Test that FormFile errors if called after
// MultipartReader on the same request.
func TestFormFileOrder(t *testing.T) {
req := newTestMultipartRequest(t)
if _, err := req.MultipartReader(); err != nil {
t.Fatalf("MultipartReader: %v", err)
}
if _, _, err := req.FormFile(""); err == nil {
t.Fatal("expected an error from FormFile after call to MultipartReader")
}
}
var readRequestErrorTests = []struct {
in string
err error
}{
{"GET / HTTP/1.1\r\nheader:foo\r\n\r\n", nil},
{"GET / HTTP/1.1\r\nheader:foo\r\n", io.ErrUnexpectedEOF},
{"", io.EOF},
}
func TestReadRequestErrors(t *testing.T) {
for i, tt := range readRequestErrorTests {
_, err := ReadRequest(bufio.NewReader(strings.NewReader(tt.in)))
if err != tt.err {
t.Errorf("%d. got error = %v; want %v", i, err, tt.err)
}
}
}
func TestNewRequestHost(t *testing.T) {
req, err := NewRequest("GET", "http://localhost:1234/", nil)
if err != nil {
t.Fatal(err)
}
if req.Host != "localhost:1234" {
t.Errorf("Host = %q; want localhost:1234", req.Host)
}
}
func TestNewRequestContentLength(t *testing.T) {
readByte := func(r io.Reader) io.Reader {
var b [1]byte
r.Read(b[:])
return r
}
tests := []struct {
r io.Reader
want int64
}{
{bytes.NewReader([]byte("123")), 3},
{bytes.NewBuffer([]byte("1234")), 4},
{strings.NewReader("12345"), 5},
// Not detected:
{struct{ io.Reader }{strings.NewReader("xyz")}, 0},
{io.NewSectionReader(strings.NewReader("x"), 0, 6), 0},
{readByte(io.NewSectionReader(strings.NewReader("xy"), 0, 6)), 0},
}
for _, tt := range tests {
req, err := NewRequest("POST", "http://localhost/", tt.r)
if err != nil {
t.Fatal(err)
}
if req.ContentLength != tt.want {
t.Errorf("ContentLength(%T) = %d; want %d", tt.r, req.ContentLength, tt.want)
}
}
}
var parseHTTPVersionTests = []struct {
vers string
major, minor int
ok bool
}{
{"HTTP/0.9", 0, 9, true},
{"HTTP/1.0", 1, 0, true},
{"HTTP/1.1", 1, 1, true},
{"HTTP/3.14", 3, 14, true},
{"HTTP", 0, 0, false},
{"HTTP/one.one", 0, 0, false},
{"HTTP/1.1/", 0, 0, false},
{"HTTP/-1,0", 0, 0, false},
{"HTTP/0,-1", 0, 0, false},
{"HTTP/", 0, 0, false},
{"HTTP/1,1", 0, 0, false},
}
func TestParseHTTPVersion(t *testing.T) {
for _, tt := range parseHTTPVersionTests {
major, minor, ok := ParseHTTPVersion(tt.vers)
if ok != tt.ok || major != tt.major || minor != tt.minor {
type version struct {
major, minor int
ok bool
}
t.Errorf("failed to parse %q, expected: %#v, got %#v", tt.vers, version{tt.major, tt.minor, tt.ok}, version{major, minor, ok})
}
}
}
type logWrites struct {
t *testing.T
dst *[]string
}
func (l logWrites) WriteByte(c byte) error {
l.t.Fatalf("unexpected WriteByte call")
return nil
}
func (l logWrites) Write(p []byte) (n int, err error) {
*l.dst = append(*l.dst, string(p))
return len(p), nil
}
func TestRequestWriteBufferedWriter(t *testing.T) {
got := []string{}
req, _ := NewRequest("GET", "http://foo.com/", nil)
req.Write(logWrites{t, &got})
want := []string{
"GET / HTTP/1.1\r\n",
"Host: foo.com\r\n",
"User-Agent: " + DefaultUserAgent + "\r\n",
"\r\n",
}
if !reflect.DeepEqual(got, want) {
t.Errorf("Writes = %q\n Want = %q", got, want)
}
}
func testMissingFile(t *testing.T, req *Request) {
f, fh, err := req.FormFile("missing")
if f != nil {
t.Errorf("FormFile file = %v, want nil", f)
}
if fh != nil {
t.Errorf("FormFile file header = %q, want nil", fh)
}
if err != ErrMissingFile {
t.Errorf("FormFile err = %q, want ErrMissingFile", err)
}
}
func newTestMultipartRequest(t *testing.T) *Request {
b := bytes.NewBufferString(strings.Replace(message, "\n", "\r\n", -1))
req, err := NewRequest("POST", "/", b)
if err != nil {
t.Fatal("NewRequest:", err)
}
ctype := fmt.Sprintf(`multipart/form-data; boundary="%s"`, boundary)
req.Header.Set("Content-type", ctype)
return req
}
func validateTestMultipartContents(t *testing.T, req *Request, allMem bool) {
if g, e := req.FormValue("texta"), textaValue; g != e {
t.Errorf("texta value = %q, want %q", g, e)
}
if g, e := req.FormValue("textb"), textbValue; g != e {
t.Errorf("textb value = %q, want %q", g, e)
}
if g := req.FormValue("missing"); g != "" {
t.Errorf("missing value = %q, want empty string", g)
}
assertMem := func(n string, fd multipart.File) {
if _, ok := fd.(*os.File); ok {
t.Error(n, " is *os.File, should not be")
}
}
fda := testMultipartFile(t, req, "filea", "filea.txt", fileaContents)
defer fda.Close()
assertMem("filea", fda)
fdb := testMultipartFile(t, req, "fileb", "fileb.txt", filebContents)
defer fdb.Close()
if allMem {
assertMem("fileb", fdb)
} else {
if _, ok := fdb.(*os.File); !ok {
t.Errorf("fileb has unexpected underlying type %T", fdb)
}
}
testMissingFile(t, req)
}
func testMultipartFile(t *testing.T, req *Request, key, expectFilename, expectContent string) multipart.File {
f, fh, err := req.FormFile(key)
if err != nil {
t.Fatalf("FormFile(%q): %q", key, err)
}
if fh.Filename != expectFilename {
t.Errorf("filename = %q, want %q", fh.Filename, expectFilename)
}
var b bytes.Buffer
_, err = io.Copy(&b, f)
if err != nil {
t.Fatal("copying contents:", err)
}
if g := b.String(); g != expectContent {
t.Errorf("contents = %q, want %q", g, expectContent)
}
return f
}
const (
fileaContents = "This is a test file."
filebContents = "Another test file."
textaValue = "foo"
textbValue = "bar"
boundary = `MyBoundary`
)
const message = `
--MyBoundary
Content-Disposition: form-data; name="filea"; filename="filea.txt"
Content-Type: text/plain
` + fileaContents + `
--MyBoundary
Content-Disposition: form-data; name="fileb"; filename="fileb.txt"
Content-Type: text/plain
` + filebContents + `
--MyBoundary
Content-Disposition: form-data; name="texta"
` + textaValue + `
--MyBoundary
Content-Disposition: form-data; name="textb"
` + textbValue + `
--MyBoundary--
`
func benchmarkReadRequest(b *testing.B, request string) {
request = request + "\n" // final \n
request = strings.Replace(request, "\n", "\r\n", -1) // expand \n to \r\n
b.SetBytes(int64(len(request)))
r := bufio.NewReader(&infiniteReader{buf: []byte(request)})
b.ReportAllocs()
b.ResetTimer()
for i := 0; i < b.N; i++ {
_, err := ReadRequest(r)
if err != nil {
b.Fatalf("failed to read request: %v", err)
}
}
}
// infiniteReader satisfies Read requests as if the contents of buf
// loop indefinitely.
type infiniteReader struct {
buf []byte
offset int
}
func (r *infiniteReader) Read(b []byte) (int, error) {
n := copy(b, r.buf[r.offset:])
r.offset = (r.offset + n) % len(r.buf)
return n, nil
}
func BenchmarkReadRequestChrome(b *testing.B) {
// https://github.com/felixge/node-http-perf/blob/master/fixtures/get.http
benchmarkReadRequest(b, `GET / HTTP/1.1
Host: localhost:8080
Connection: keep-alive
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_8_2) AppleWebKit/537.17 (KHTML, like Gecko) Chrome/24.0.1312.52 Safari/537.17
Accept-Encoding: gzip,deflate,sdch
Accept-Language: en-US,en;q=0.8
Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.3
Cookie: __utma=1.1978842379.1323102373.1323102373.1323102373.1; EPi:NumberOfVisits=1,2012-02-28T13:42:18; CrmSession=5b707226b9563e1bc69084d07a107c98; plushContainerWidth=100%25; plushNoTopMenu=0; hudson_auto_refresh=false
`)
}
func BenchmarkReadRequestCurl(b *testing.B) {
// curl http://localhost:8080/
benchmarkReadRequest(b, `GET / HTTP/1.1
User-Agent: curl/7.27.0
Host: localhost:8080
Accept: */*
`)
}
func BenchmarkReadRequestApachebench(b *testing.B) {
// ab -n 1 -c 1 http://localhost:8080/
benchmarkReadRequest(b, `GET / HTTP/1.0
Host: localhost:8080
User-Agent: ApacheBench/2.3
Accept: */*
`)
}
func BenchmarkReadRequestSiege(b *testing.B) {
// siege -r 1 -c 1 http://localhost:8080/
benchmarkReadRequest(b, `GET / HTTP/1.1
Host: localhost:8080
Accept: */*
Accept-Encoding: gzip
User-Agent: JoeDog/1.00 [en] (X11; I; Siege 2.70)
Connection: keep-alive
`)
}
func BenchmarkReadRequestWrk(b *testing.B) {
// wrk -t 1 -r 1 -c 1 http://localhost:8080/
benchmarkReadRequest(b, `GET / HTTP/1.1
Host: localhost:8080
`)
}
|