assertFailsWith<ProtocolException> {
      clientReader.processNextFrame()
    }.also { expected ->
      assertThat(expected.message).isEqualTo(
        "Frame length 0x8000000000000000 > 0x7FFFFFFFFFFFFFFF",
      )
    }
  }

  @Test fun serverHelloTwoChunks() {
    data.write("818537fa213d7f9f4d".decodeHex()) // Hel
    data.write("5158".decodeHex()) // lo

		{"0000000000000000", 0, ""},
		{"0000000000000001", 1, ""},
		{"ffffffffffffffff", 1<<64 - 1, ""},
		{"FFFFFFFFFFFFFFFF", 1<<64 - 1, ""},
		{"000000000000bogus", 0, "invalid byte in chunk length"},
		{"00000000000000000", 0, "http chunk length too large"}, // could accept if we wanted
		{"10000000000000000", 0, "http chunk length too large"},
		{"00000000000000001", 0, "http chunk length too large"}, // could accept if we wanted
	}

	b.Run(" XXXXX0|000000 ", func(b *testing.B) { benchmarkErasureEncode(6, 6, 5, 0, size, b) })
}

func BenchmarkErasureEncode_16_40MB(b *testing.B) {
	const size = 40 * 1024 * 1024
	b.Run(" 00000000|00000000 ", func(b *testing.B) { benchmarkErasureEncode(8, 8, 0, 0, size, b) })
	b.Run(" 00000000|X0000000 ", func(b *testing.B) { benchmarkErasureEncode(8, 8, 0, 1, size, b) })

	// that fails and replaced ever char through numbers to anonymize the sample.
	longName := "/0000_0000000/00000-000000000/0000_0000000/00000-0000000000000/0000_0000000/00000-0000000-00000000/0000_0000000/00000000/0000_0000000/000/0000_0000000/00000000v00/0000_0000000/000000/0000_0000000/0000000/0000_0000000/00000y-00/0000/0000/00000000/0x000000/"
	hdr.Name = longName

	hdr.Size = 0
	var buf bytes.Buffer
	writer := NewWriter(&buf)

	b.Run(" XXXXXX|000000 ", func(b *testing.B) { benchmarkErasureDecode(6, 6, 6, 0, size, b) })
}

func BenchmarkErasureDecode_16_40MB(b *testing.B) {
	const size = 40 * 1024 * 1024
	b.Run(" 00000000|00000000 ", func(b *testing.B) { benchmarkErasureDecode(8, 8, 0, 0, size, b) })
	b.Run(" 00000000|X0000000 ", func(b *testing.B) { benchmarkErasureDecode(8, 8, 0, 1, size, b) })

	MOV	$0x80000001, X5		// MOV	$2147483649, X5			// 9702000083b20200
	MOV	$0x100000001, X5	// MOV	$4294967297, X5			// 9702000083b20200
	MOV	$0x0800000010000000, X5	// MOV	$576460752571858944, X5		// 9702000083b20200
	MOV	$0x8000000010000000, X5	// MOV	$-9223372036586340352, X5	// 9702000083b20200
	MOV	$0x0abcdabcd0000000, X5	// MOV	$773733740479250432, X5		// 9702000083b20200

constants for use in the ι step. var rc = [24]uint64{ 0x0000000000000001, 0x0000000000008082, 0x800000000000808A, 0x8000000080008000, 0x000000000000808B, 0x0000000080000001, 0x8000000080008081, 0x8000000000008009, 0x000000000000008A, 0x0000000000000088, 0x0000000080008009, 0x000000008000000A, 0x000000008000808B, 0x800000000000008B, 0x8000000000008089, 0x8000000000008003, 0x8000000000008002, 0x8000000000000080, 0x000000000000800A, 0x800000008000000A, 0x8000000080008081, 0x8000000000008080, 0x0000000080000001,...

constants for use in the ι step. var rc = [24]uint64{ 0x0000000000000001, 0x0000000000008082, 0x800000000000808A, 0x8000000080008000, 0x000000000000808B, 0x0000000080000001, 0x8000000080008081, 0x8000000000008009, 0x000000000000008A, 0x0000000000000088, 0x0000000080008009, 0x000000008000000A, 0x000000008000808B, 0x800000000000008B, 0x8000000000008089, 0x8000000000008003, 0x8000000000008002, 0x8000000000000080, 0x000000000000800A, 0x800000008000000A, 0x8000000080008081, 0x8000000000008080, 0x0000000080000001,...