Sink sink = new Sink(4);
    sink.putInt(0x04030201);
    HashCode unused = sink.hash();
    sink.assertInvariants(4);
    sink.assertBytes(new byte[] {1, 2, 3, 4});
  }

  public void testLong() {
    Sink sink = new Sink(8);
    sink.putLong(0x0807060504030201L);
    HashCode unused = sink.hash();
    sink.assertInvariants(8);
    sink.assertBytes(new byte[] {1, 2, 3, 4, 5, 6, 7, 8});
  }

			buf := make([]byte, 1<<16)
			for i := 0; i < len(buf); i += skip {
				buf[i] = 1
			}
			for i := 0; i < b.N; i++ {
				Index(buf, key)
			}
		})
	}
}

func TestClone(t *testing.T) {
	var cloneTests = [][]byte{
		[]byte(nil),
		[]byte{},
		Clone([]byte{}),
		[]byte(strings.Repeat("a", 42))[:0],
		[]byte(strings.Repeat("a", 42))[:0:0],
		[]byte("short"),