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// Copyright 2009 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 (

        "testing"

)

type lexTest struct {

        Raw    string

        Parsed int // # of parsed characters

        Result []string

}

var lexTests = []lexTest{

        {

                Raw:    `"abc"def,:ghi`,

                Parsed: 13,

                Result: []string{"abcdef", "ghi"},

        },

        // My understanding of the RFC is that escape sequences outside of

        // quotes are not interpreted?

        {

                Raw:    `"\t"\t"\t"`,

                Parsed: 10,

                Result: []string{"\t", "t\t"},

        },

        {

                Raw:    `"\yab"\r\n`,

                Parsed: 10,

                Result: []string{"?ab", "r", "n"},

        },

        {

                Raw:    "ab\f",

                Parsed: 3,

                Result: []string{"ab?"},

        },

        {

                Raw:    "\"ab \" c,de f, gh, ij\n\t\r",

                Parsed: 23,

                Result: []string{"ab ", "c", "de", "f", "gh", "ij"},

        },

}

func min(x, y int) int {

        if x <= y {

                return x

        }

        return y

}

func TestSplitFieldValue(t *testing.T) {

        for k, l := range lexTests {

                parsed, result := httpSplitFieldValue(l.Raw)

                if parsed != l.Parsed {

                        t.Errorf("#%d: Parsed %d, expected %d", k, parsed, l.Parsed)

                }

                if len(result) != len(l.Result) {

                        t.Errorf("#%d: Result len  %d, expected %d", k, len(result), len(l.Result))

                }

                for i := 0; i < min(len(result), len(l.Result)); i++ {

                        if result[i] != l.Result[i] {

                                t.Errorf("#%d: %d-th entry mismatch. Have {%s}, expect {%s}",

                                        k, i, result[i], l.Result[i])

                        }

                }

        }

}