Subversion Repositories openrisc

// 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"
        "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 TestCanonicalMIMEHeaderKey(t *testing.T) {
        for _, tt := range canonicalHeaderKeyTests {
                if s := CanonicalMIMEHeaderKey(tt.in); s != tt.out {
                        t.Errorf("CanonicalMIMEHeaderKey(%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 != io.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 != io.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 != io.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 := MIMEHeader{
                "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)
        }
}

func TestReadMIMEHeaderSingle(t *testing.T) {
        r := reader("Foo: bar\n\n")
        m, err := r.ReadMIMEHeader()
        want := MIMEHeader{"Foo": {"bar"}}
        if !reflect.DeepEqual(m, want) || err != nil {
                t.Fatalf("ReadMIMEHeader: %v, %v; want %v", m, err, want)
        }
}

func TestLargeReadMIMEHeader(t *testing.T) {
        data := make([]byte, 16*1024)
        for i := 0; i < len(data); i++ {
                data[i] = 'x'
        }
        sdata := string(data)
        r := reader("Cookie: " + sdata + "\r\n\n")
        m, err := r.ReadMIMEHeader()
        if err != nil {
                t.Fatalf("ReadMIMEHeader: %v", err)
        }
        cookie := m.Get("Cookie")
        if cookie != sdata {
                t.Fatalf("ReadMIMEHeader: %v bytes, want %v bytes", len(cookie), len(sdata))
        }
}

type readResponseTest struct {
        in       string
        inCode   int
        wantCode int
        wantMsg  string
}

var readResponseTests = []readResponseTest{
        {"230-Anonymous access granted, restrictions apply\n" +
                "Read the file README.txt,\n" +
                "230  please",
                23,
                230,
                "Anonymous access granted, restrictions apply\nRead the file README.txt,\n please",
        },

        {"230 Anonymous access granted, restrictions apply\n",
                23,
                230,
                "Anonymous access granted, restrictions apply",
        },

        {"400-A\n400-B\n400 C",
                4,
                400,
                "A\nB\nC",
        },

        {"400-A\r\n400-B\r\n400 C\r\n",
                4,
                400,
                "A\nB\nC",
        },
}

// See http://www.ietf.org/rfc/rfc959.txt page 36.
func TestRFC959Lines(t *testing.T) {
        for i, tt := range readResponseTests {
                r := reader(tt.in + "\nFOLLOWING DATA")
                code, msg, err := r.ReadResponse(tt.inCode)
                if err != nil {
                        t.Errorf("#%d: ReadResponse: %v", i, err)
                        continue
                }
                if code != tt.wantCode {
                        t.Errorf("#%d: code=%d, want %d", i, code, tt.wantCode)
                }
                if msg != tt.wantMsg {
                        t.Errorf("#%d: msg=%q, want %q", i, msg, tt.wantMsg)
                }
        }
}