blob: e03ed3b053a6a85f95bf57e284c4f578413b47d8 [file] [log] [blame]
// 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 (
"bytes"
"fmt"
. "http"
"http/httptest"
"io"
"io/ioutil"
"mime/multipart"
"os"
"reflect"
"regexp"
"strings"
"testing"
)
type stringMultimap map[string][]string
type parseTest struct {
query string
out stringMultimap
}
var parseTests = []parseTest{
{
query: "a=1&b=2",
out: stringMultimap{"a": []string{"1"}, "b": []string{"2"}},
},
{
query: "a=1&a=2&a=banana",
out: stringMultimap{"a": []string{"1", "2", "banana"}},
},
{
query: "ascii=%3Ckey%3A+0x90%3E",
out: stringMultimap{"ascii": []string{"<key: 0x90>"}},
},
}
func TestParseForm(t *testing.T) {
for i, test := range parseTests {
form, err := ParseQuery(test.query)
if err != nil {
t.Errorf("test %d: Unexpected error: %v", i, err)
continue
}
if len(form) != len(test.out) {
t.Errorf("test %d: len(form) = %d, want %d", i, len(form), len(test.out))
}
for k, evs := range test.out {
vs, ok := form[k]
if !ok {
t.Errorf("test %d: Missing key %q", i, k)
continue
}
if len(vs) != len(evs) {
t.Errorf("test %d: len(form[%q]) = %d, want %d", i, k, len(vs), len(evs))
continue
}
for j, ev := range evs {
if v := vs[j]; v != ev {
t.Errorf("test %d: form[%q][%d] = %q, want %q", i, k, j, v, ev)
}
}
}
}
}
func TestQuery(t *testing.T) {
req := &Request{Method: "GET"}
req.URL, _ = ParseURL("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 := &Request{Method: "POST"}
req.URL, _ = ParseURL("http://www.google.com/search?q=foo&q=bar&both=x")
req.Header = Header{
"Content-Type": {"application/x-www-form-urlencoded; boo!"},
}
req.Body = ioutil.NopCloser(strings.NewReader("z=post&both=y"))
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 both := req.Form["both"]; !reflect.DeepEqual(both, []string{"x", "y"}) {
t.Errorf(`req.FormValue("both") = %q, want ["x", "y"]`, both)
}
}
type stringMap map[string][]string
type parseContentTypeTest struct {
contentType stringMap
error bool
}
var parseContentTypeTests = []parseContentTypeTest{
{contentType: stringMap{"Content-Type": {"text/plain"}}},
{contentType: stringMap{}}, // Non-existent keys are not placed. The value nil is illegal.
{contentType: stringMap{"Content-Type": {"text/plain; boundary="}}},
{
contentType: stringMap{"Content-Type": {"application/unknown"}},
error: true,
},
}
func TestPostContentTypeParsing(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()
if !test.error && err != nil {
t.Errorf("test %d: Unexpected error: %v", i, err)
}
if test.error && err == nil {
t.Errorf("test %d should have returned error", i)
}
}
}
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)
}
func testMissingFile(t *testing.T, req *Request) {
f, fh, err := req.FormFile("missing")
if f != nil {
t.Errorf("FormFile file = %q, 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("texta"), textaValue; g != e {
t.Errorf("texta 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")
}
}
fd := testMultipartFile(t, req, "filea", "filea.txt", fileaContents)
assertMem("filea", fd)
fd = testMultipartFile(t, req, "fileb", "fileb.txt", filebContents)
if allMem {
assertMem("fileb", fd)
} else {
if _, ok := fd.(*os.File); !ok {
t.Errorf("fileb has unexpected underlying type %T", fd)
}
}
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--
`