// From Issue 5154.
func BenchmarkBufferNotEmptyWriteRead(b *testing.B) {
buf := make([]byte, 1024)
for i := 0; i < b.N; i++ {
var b Buffer
b.Write(buf[0:1])
for i := 0; i < 5<<10; i++ {
b.Write(buf)
b.Read(buf)
}
}
}
func BenchmarkBufio(b *testing.B) {
var scratch [1024]byte
for i := 0; i < b.N; i++ {
a := bytes.NewBuffer(bytes.Repeat([]byte("a"), 10240))
b := bufio.NewReader(a)
b.Peek(4)
b.Read(scratch[:])
b.Read(scratch[:])
b.Read(scratch[:])
b.Read(scratch[:])
}
}
// Check that we don't compact too often. From Issue 5154.
func BenchmarkBufferFullSmallReads(b *testing.B) {
buf := make([]byte, 1024)
for i := 0; i < b.N; i++ {
var b Buffer
b.Write(buf)
for b.Len()+20 < b.Cap() {
b.Write(buf[:10])
}
for i := 0; i < 5<<10; i++ {
b.Read(buf[:1])
b.Write(buf[:1])
}
}
}