import org.junit.jupiter.api.Disabled
import org.junit.jupiter.api.Test

internal class DerTest {
  @Test fun `decode tag and length`() {
    val buffer =
      Buffer()
        .writeByte(0b00011110)
        .writeByte(0b10000001)
        .writeByte(0b11001001)

    val derReader = DerReader(buffer)

    derReader.read("test") { header ->

	XXSPLTW VS1, $1, VS2            // f0410a90
	XXSPLTW VS33, $1, VS34          // f0410a93
	XXSPLTW V1, $1, V2              // f0410a93
	XXPERM VS1, VS2, VS3            // f06110d0
	XXSLDWI VS1, VS2, $1, VS3       // f0611110
	XXSLDWI V1, V2, $1, V3          // f0611117
	XXSLDWI V1, $1, V2, V3          // f0611117
	XXSLDWI VS33, VS34, $1, VS35    // f0611117
	XXSLDWI VS33, $1, VS34, VS35    // f0611117

	AND.S	$4278190080, R0      // ff0410e2
	AND	R0, R1, R2           // 002001e0
	AND.S	R0, R1, R2           // 002011e0
	AND	R0, R1               // 001001e0
	AND.S	R0, R1               // 001011e0
	AND	R0>>28, R1, R2       // 202e01e0
	AND	R0<<28, R1, R2       // 002e01e0
	AND	R0->28, R1, R2       // 402e01e0
	AND	R0@>28, R1, R2       // 602e01e0
	AND.S	R0>>28, R1, R2       // 202e11e0

00000d0 00 eb ff 42 88 21 c4 00 00 14 00 eb ff 42 88 21
00000e0 c4 00 00 00 00 ff ff 00 00 00 ff ff 00 34 00 cb
00000f0 ff 42 88 21 c4 00 00 00 00 ff ff 00 00 00 ff ff
0000100 00 34 00 cb ff 42 e8 21 5e 0f 00 00 00 ff ff 0a
0000110 f0 66 64 12 61 c0 15 dc e8 a0 48 bf 48 af 2a b3
0000120 20 c0 9b 95 0d c4 67 04 42 53 06 06 06 40 00 06
0000130 00 f9 ff 6d 01 00 00 00 00 42 e8 21 5e 0f 00 00
0000140 00 ff ff 0a f0 66 64 12 61 c0 15 dc e8 a0 48 bf

little-endian bit-ordering convention, these are "01" for SHA-3 // and "1111" for SHAKE, or 00000010b and 00001111b, respectively. Then the // padding rule from section 5.1 is applied to pad the message to a multiple // of the rate, which involves adding a "1" bit, zero or more "0" bits, and // a final "1" bit. We merge the first "1" bit from the padding into dsbyte, // giving 00000110b (0x06) and 00011111b (0x1f). // [1] http://csrc.nist.gov/publications/drafts/fips-202/fips_202_draft.pdf // "Draft FIPS...

little-endian bit-ordering convention, these are "01" for SHA-3 // and "1111" for SHAKE, or 00000010b and 00001111b, respectively. Then the // padding rule from section 5.1 is applied to pad the message to a multiple // of the rate, which involves adding a "1" bit, zero or more "0" bits, and // a final "1" bit. We merge the first "1" bit from the padding into dsbyte, // giving 00000110b (0x06) and 00011111b (0x1f). // [1] http://csrc.nist.gov/publications/drafts/fips-202/fips_202_draft.pdf // "Draft FIPS...