r.Read(buf)
	}
}

func BenchmarkRead64(b *testing.B) {
	r := New(NewSource(1))
	buf := make([]byte, 64)
	b.ResetTimer()
	for n := b.N; n > 0; n-- {
		r.Read(buf)
	}
}

func BenchmarkRead1000(b *testing.B) {
	r := New(NewSource(1))
	buf := make([]byte, 1000)
	b.ResetTimer()
	for n := b.N; n > 0; n-- {
		r.Read(buf)
	}
}

func BenchmarkConcurrent(b *testing.B) {