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// 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 (
"bufio"
"io"
"os"
"reflect"
"strings"
"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"},
}
func TestCanonicalHeaderKey(t *testing.T) {
for _, tt := range canonicalHeaderKeyTests {
if s := CanonicalHeaderKey(tt.in); s != tt.out {
t.Errorf("CanonicalHeaderKey(%q) = %q, want %q", tt.in, s, tt.out)
}
}
}
func reader(s string) *Reader {
return NewReader(bufio.NewReader(strings.NewReader(s)))
}
func TestReadLine(t *testing.T) {
r := reader("line1\nline2\n")
s, err := r.ReadLine()
if s != "line1" || err != nil {
t.Fatalf("Line 1: %s, %v", s, err)
}
s, err = r.ReadLine()
if s != "line2" || err != nil {
t.Fatalf("Line 2: %s, %v", s, err)
}
s, err = r.ReadLine()
if s != "" || err != os.EOF {
t.Fatalf("EOF: %s, %v", s, err)
}
}
func TestReadContinuedLine(t *testing.T) {
r := reader("line1\nline\n 2\nline3\n")
s, err := r.ReadContinuedLine()
if s != "line1" || err != nil {
t.Fatalf("Line 1: %s, %v", s, err)
}
s, err = r.ReadContinuedLine()
if s != "line 2" || err != nil {
t.Fatalf("Line 2: %s, %v", s, err)
}
s, err = r.ReadContinuedLine()
if s != "line3" || err != nil {
t.Fatalf("Line 3: %s, %v", s, err)
}
s, err = r.ReadContinuedLine()
if s != "" || err != os.EOF {
t.Fatalf("EOF: %s, %v", s, err)
}
}
func TestReadCodeLine(t *testing.T) {
r := reader("123 hi\n234 bye\n345 no way\n")
code, msg, err := r.ReadCodeLine(0)
if code != 123 || msg != "hi" || err != nil {
t.Fatalf("Line 1: %d, %s, %v", code, msg, err)
}
code, msg, err = r.ReadCodeLine(23)
if code != 234 || msg != "bye" || err != nil {
t.Fatalf("Line 2: %d, %s, %v", code, msg, err)
}
code, msg, err = r.ReadCodeLine(346)
if code != 345 || msg != "no way" || err == nil {
t.Fatalf("Line 3: %d, %s, %v", code, msg, err)
}
if e, ok := err.(*Error); !ok || e.Code != code || e.Msg != msg {
t.Fatalf("Line 3: wrong error %v\n", err)
}
code, msg, err = r.ReadCodeLine(1)
if code != 0 || msg != "" || err != os.EOF {
t.Fatalf("EOF: %d, %s, %v", code, msg, err)
}
}
func TestReadDotLines(t *testing.T) {
r := reader("dotlines\r\n.foo\r\n..bar\n...baz\nquux\r\n\r\n.\r\nanother\n")
s, err := r.ReadDotLines()
want := []string{"dotlines", "foo", ".bar", "..baz", "quux", ""}
if !reflect.DeepEqual(s, want) || err != nil {
t.Fatalf("ReadDotLines: %v, %v", s, err)
}
s, err = r.ReadDotLines()
want = []string{"another"}
if !reflect.DeepEqual(s, want) || err != io.ErrUnexpectedEOF {
t.Fatalf("ReadDotLines2: %v, %v", s, err)
}
}
func TestReadDotBytes(t *testing.T) {
r := reader("dotlines\r\n.foo\r\n..bar\n...baz\nquux\r\n\r\n.\r\nanot.her\r\n")
b, err := r.ReadDotBytes()
want := []byte("dotlines\nfoo\n.bar\n..baz\nquux\n\n")
if !reflect.DeepEqual(b, want) || err != nil {
t.Fatalf("ReadDotBytes: %q, %v", b, err)
}
b, err = r.ReadDotBytes()
want = []byte("anot.her\n")
if !reflect.DeepEqual(b, want) || err != io.ErrUnexpectedEOF {
t.Fatalf("ReadDotBytes2: %q, %v", b, err)
}
}
func TestReadMIMEHeader(t *testing.T) {
r := reader("my-key: Value 1 \r\nLong-key: Even \n Longer Value\r\nmy-Key: Value 2\r\n\n")
m, err := r.ReadMIMEHeader()
want := map[string][]string{
"My-Key": {"Value 1", "Value 2"},
"Long-Key": {"Even Longer Value"},
}
if !reflect.DeepEqual(m, want) || err != nil {
t.Fatalf("ReadMIMEHeader: %v, %v; want %v", m, err, want)
}
}
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