blob: de9405ca8684e1c7dec1881f433142135cd11950 [file] [log] [blame]
// Copyright 2010 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 textproto
import "testing"
type canonicalHeaderKeyTest struct {
in, out string
var canonicalHeaderKeyTests = []canonicalHeaderKeyTest{
{"a-b-c", "A-B-C"},
{"a-1-c", "A-1-C"},
{"User-Agent", "User-Agent"},
{"uSER-aGENT", "User-Agent"},
{"user-agent", "User-Agent"},
{"USER-AGENT", "User-Agent"},
// Other valid tchar bytes in tokens:
{"foo-bar_baz", "Foo-Bar_baz"},
{"foo-bar$baz", "Foo-Bar$baz"},
{"foo-bar~baz", "Foo-Bar~baz"},
{"foo-bar*baz", "Foo-Bar*baz"},
// Non-ASCII or anything with spaces or non-token chars is unchanged:
{"üser-agenT", "üser-agenT"},
{"a B", "a B"},
// This caused a panic due to mishandling of a space:
{"C Ontent-Transfer-Encoding", "C Ontent-Transfer-Encoding"},
{"foo bar", "foo bar"},
func TestCanonicalMIMEHeaderKey(t *testing.T) {
for _, tt := range canonicalHeaderKeyTests {
if s := CanonicalMIMEHeaderKey(; s != tt.out {
t.Errorf("CanonicalMIMEHeaderKey(%q) = %q, want %q",, s, tt.out)
// Issue #34799 add a Header method to get multiple values []string, with canonicalized key
func TestMIMEHeaderMultipleValues(t *testing.T) {
testHeader := MIMEHeader{
"Set-Cookie": {"cookie 1", "cookie 2"},
values := testHeader.Values("set-cookie")
n := len(values)
if n != 2 {
t.Errorf("count: %d; want 2", n)