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// Copyright 2011 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 (
"bytes"
"testing"
)
var headerWriteTests = []struct {
h Header
exclude map[string]bool
expected string
}{
{Header{}, nil, ""},
{
Header{
"Content-Type": {"text/html; charset=UTF-8"},
"Content-Length": {"0"},
},
nil,
"Content-Length: 0\r\nContent-Type: text/html; charset=UTF-8\r\n",
},
{
Header{
"Content-Length": {"0", "1", "2"},
},
nil,
"Content-Length: 0\r\nContent-Length: 1\r\nContent-Length: 2\r\n",
},
{
Header{
"Expires": {"-1"},
"Content-Length": {"0"},
"Content-Encoding": {"gzip"},
},
map[string]bool{"Content-Length": true},
"Content-Encoding: gzip\r\nExpires: -1\r\n",
},
{
Header{
"Expires": {"-1"},
"Content-Length": {"0", "1", "2"},
"Content-Encoding": {"gzip"},
},
map[string]bool{"Content-Length": true},
"Content-Encoding: gzip\r\nExpires: -1\r\n",
},
{
Header{
"Expires": {"-1"},
"Content-Length": {"0"},
"Content-Encoding": {"gzip"},
},
map[string]bool{"Content-Length": true, "Expires": true, "Content-Encoding": true},
"",
},
{
Header{
"Nil": nil,
"Empty": {},
"Blank": {""},
"Double-Blank": {"", ""},
},
nil,
"Blank: \r\nDouble-Blank: \r\nDouble-Blank: \r\n",
},
}
func TestHeaderWrite(t *testing.T) {
var buf bytes.Buffer
for i, test := range headerWriteTests {
test.h.WriteSubset(&buf, test.exclude)
if buf.String() != test.expected {
t.Errorf("#%d:\n got: %q\nwant: %q", i, buf.String(), test.expected)
}
buf.Reset()
}
}
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