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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 v2
import (
"bytes"
"testing"
)
type recordingHash struct {
buf *bytes.Buffer
}
func (r recordingHash) Write(b []byte) (n int, err error) {
return r.buf.Write(b)
}
func (r recordingHash) Sum(in []byte) []byte {
return append(in, r.buf.Bytes()...)
}
func (r recordingHash) Reset() {
panic("shouldn't be called")
}
func (r recordingHash) Size() int {
panic("shouldn't be called")
}
func (r recordingHash) BlockSize() int {
panic("shouldn't be called")
}
func testCanonicalText(t *testing.T, input, expected string) {
r := recordingHash{bytes.NewBuffer(nil)}
c := NewCanonicalTextHash(r)
c.Write([]byte(input))
result := c.Sum(nil)
if expected != string(result) {
t.Errorf("input: %x got: %x want: %x", input, result, expected)
}
}
func TestCanonicalText(t *testing.T) {
testCanonicalText(t, "foo\n", "foo\r\n")
testCanonicalText(t, "foo", "foo")
testCanonicalText(t, "foo\r\n", "foo\r\n")
testCanonicalText(t, "foo\r\nbar", "foo\r\nbar")
testCanonicalText(t, "foo\r\nbar\n\n", "foo\r\nbar\r\n\r\n")
}
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