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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.

// This code is duplicated in httputil/chunked_test.go.
// Please make any changes in both files.

package http

import (
        "bytes"
        "io/ioutil"
        "testing"
)

func TestChunk(t *testing.T) {
        var b bytes.Buffer

        w := newChunkedWriter(&b)
        const chunk1 = "hello, "
        const chunk2 = "world! 0123456789abcdef"
        w.Write([]byte(chunk1))
        w.Write([]byte(chunk2))
        w.Close()

        if g, e := b.String(), "7\r\nhello, \r\n17\r\nworld! 0123456789abcdef\r\n0\r\n"; g != e {
                t.Fatalf("chunk writer wrote %q; want %q", g, e)
        }

        r := newChunkedReader(&b)
        data, err := ioutil.ReadAll(r)
        if err != nil {
                t.Logf(`data: "%s"`, data)
                t.Fatalf("ReadAll from reader: %v", err)
        }
        if g, e := string(data), chunk1+chunk2; g != e {
                t.Errorf("chunk reader read %q; want %q", g, e)
        }
}