blob: 993ea4ef18c449a5332736dc09ccec82e93948a8 [file] [log] [blame]
// Copyright 2012 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
import (
"bufio"
"bytes"
"io"
"io/ioutil"
"strings"
"testing"
)
func TestBodyReadBadTrailer(t *testing.T) {
b := &body{
src: strings.NewReader("foobar"),
hdr: true, // force reading the trailer
r: bufio.NewReader(strings.NewReader("")),
}
buf := make([]byte, 7)
n, err := b.Read(buf[:3])
got := string(buf[:n])
if got != "foo" || err != nil {
t.Fatalf(`first Read = %d (%q), %v; want 3 ("foo")`, n, got, err)
}
n, err = b.Read(buf[:])
got = string(buf[:n])
if got != "bar" || err != nil {
t.Fatalf(`second Read = %d (%q), %v; want 3 ("bar")`, n, got, err)
}
n, err = b.Read(buf[:])
got = string(buf[:n])
if err == nil {
t.Errorf("final Read was successful (%q), expected error from trailer read", got)
}
}
func TestFinalChunkedBodyReadEOF(t *testing.T) {
res, err := ReadResponse(bufio.NewReader(strings.NewReader(
"HTTP/1.1 200 OK\r\n"+
"Transfer-Encoding: chunked\r\n"+
"\r\n"+
"0a\r\n"+
"Body here\n\r\n"+
"09\r\n"+
"continued\r\n"+
"0\r\n"+
"\r\n")), nil)
if err != nil {
t.Fatal(err)
}
want := "Body here\ncontinued"
buf := make([]byte, len(want))
n, err := res.Body.Read(buf)
if n != len(want) || err != io.EOF {
t.Logf("body = %#v", res.Body)
t.Errorf("Read = %v, %v; want %d, EOF", n, err, len(want))
}
if string(buf) != want {
t.Errorf("buf = %q; want %q", buf, want)
}
}
func TestDetectInMemoryReaders(t *testing.T) {
pr, _ := io.Pipe()
tests := []struct {
r io.Reader
want bool
}{
{pr, false},
{bytes.NewReader(nil), true},
{bytes.NewBuffer(nil), true},
{strings.NewReader(""), true},
{ioutil.NopCloser(pr), false},
{ioutil.NopCloser(bytes.NewReader(nil)), true},
{ioutil.NopCloser(bytes.NewBuffer(nil)), true},
{ioutil.NopCloser(strings.NewReader("")), true},
}
for i, tt := range tests {
got := isKnownInMemoryReader(tt.r)
if got != tt.want {
t.Errorf("%d: got = %v; want %v", i, got, tt.want)
}
}
}