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package buffer
import (
"bytes"
"testing"
)
func TestAppendByte(t *testing.T) {
var b Buffer
var want []byte
for i := 0; i < 1000; i++ {
b.AppendByte(1)
b.AppendByte(2)
want = append(want, 1, 2)
}
got := b.BuildBytes()
if !bytes.Equal(got, want) {
t.Errorf("BuildBytes() = %v; want %v", got, want)
}
}
func TestAppendBytes(t *testing.T) {
var b Buffer
var want []byte
for i := 0; i < 1000; i++ {
b.AppendBytes([]byte{1, 2})
want = append(want, 1, 2)
}
got := b.BuildBytes()
if !bytes.Equal(got, want) {
t.Errorf("BuildBytes() = %v; want %v", got, want)
}
}
func TestAppendString(t *testing.T) {
var b Buffer
var want []byte
s := "test"
for i := 0; i < 1000; i++ {
b.AppendString(s)
want = append(want, s...)
}
got := b.BuildBytes()
if !bytes.Equal(got, want) {
t.Errorf("BuildBytes() = %v; want %v", got, want)
}
}
func TestDumpTo(t *testing.T) {
var b Buffer
var want []byte
s := "test"
for i := 0; i < 1000; i++ {
b.AppendBytes([]byte(s))
want = append(want, s...)
}
out := &bytes.Buffer{}
n, err := b.DumpTo(out)
if err != nil {
t.Errorf("DumpTo() error: %v", err)
}
got := out.Bytes()
if !bytes.Equal(got, want) {
t.Errorf("DumpTo(): got %v; want %v", got, want)
}
if n != len(want) {
t.Errorf("DumpTo() = %v; want %v", n, len(want))
}
}
func TestReadCloser(t *testing.T) {
var b Buffer
var want []byte
s := "test"
for i := 0; i < 1000; i++ {
b.AppendBytes([]byte(s))
want = append(want, s...)
}
out := &bytes.Buffer{}
rc := b.ReadCloser()
n, err := out.ReadFrom(rc)
if err != nil {
t.Errorf("ReadCloser() error: %v", err)
}
rc.Close() // Will always return nil
got := out.Bytes()
if !bytes.Equal(got, want) {
t.Errorf("DumpTo(): got %v; want %v", got, want)
}
if n != int64(len(want)) {
t.Errorf("DumpTo() = %v; want %v", n, len(want))
}
}
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