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Add explicit test cases for parsing an htlc (#333)

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Chris Stewart 2019-02-13 08:56:24 -06:00 committed by GitHub
parent 50aa66404c
commit e3a99f085f
1 changed files with 135 additions and 4 deletions
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139
core-test/src/test/scala/org/bitcoins/core/serializers/script/ScriptParserTest.scala
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@ -1,12 +1,14 @@
package org.bitcoins.core.serializers.script
import org.bitcoins.core.script.arithmetic.OP_1ADD
import org.bitcoins.core.script.bitwise.OP_EQUAL
import org.bitcoins.core.script.bitwise.{OP_EQUAL, OP_EQUALVERIFY}
import org.bitcoins.core.script.constant._
import org.bitcoins.core.script.control.{OP_ENDIF, OP_IF}
import org.bitcoins.core.script.crypto.OP_HASH160
import org.bitcoins.core.script.control.{OP_ELSE, OP_ENDIF, OP_IF, OP_NOTIF}
import org.bitcoins.core.script.crypto.{OP_CHECKMULTISIG, OP_CHECKSIG, OP_HASH160}
import org.bitcoins.core.script.locktime.OP_CHECKLOCKTIMEVERIFY
import org.bitcoins.core.script.reserved.OP_NOP
import org.bitcoins.core.script.stack.OP_PICK
import org.bitcoins.core.script.splice.OP_SIZE
import org.bitcoins.core.script.stack.{OP_DROP, OP_DUP, OP_PICK, OP_SWAP}
import org.bitcoins.core.util.{BitcoinSUtil, TestUtil}
import org.scalatest.{FlatSpec, MustMatchers}
import scodec.bits.ByteVector
@ -263,4 +265,133 @@ class ScriptParserTest extends FlatSpec with MustMatchers {
))
}
it must "parse a offered htlc" in {
//https://github.com/lightningnetwork/lightning-rfc/blob/master/03-transactions.md#offered-htlc-outputs
val witScriptHex = "76a91414011f7254d96b819c76986c277d115efce6f7b58763ac67210394854aa6eab5b2a8122cc726e9dded053a2184d88256816826d6231c068d4a5b7c820120876475527c21030d417a46946384f88d5f3337267c5e579765875dc4daca813e21734b140639e752ae67a914b43e1b38138a41b37f7cd9a1d274bc63e3a9b5d188ac6868"
val asm = ScriptParser.fromHex(witScriptHex)
/**
* # To remote node with revocation key
* OP_DUP OP_HASH160 <RIPEMD160(SHA256(revocationpubkey))> OP_EQUAL
* OP_IF
* OP_CHECKSIG
* OP_ELSE
* <remote_htlcpubkey> OP_SWAP OP_SIZE 32 OP_EQUAL
* OP_NOTIF
* # To local node via HTLC-timeout transaction (timelocked).
* OP_DROP 2 OP_SWAP <local_htlcpubkey> 2 OP_CHECKMULTISIG
* OP_ELSE
* # To remote node with preimage.
* OP_HASH160 <RIPEMD160(payment_hash)> OP_EQUALVERIFY
* OP_CHECKSIG
* OP_ENDIF
* OP_ENDIF
*/
val expectedAsm = List(OP_DUP,
OP_HASH160,
BytesToPushOntoStack(20),
ScriptConstant(ByteVector.fromValidHex("14011f7254d96b819c76986c277d115efce6f7b5")),
OP_EQUAL,
OP_IF,
OP_CHECKSIG,
OP_ELSE,
BytesToPushOntoStack(33),
ScriptConstant(ByteVector.fromValidHex("0394854aa6eab5b2a8122cc726e9dded053a2184d88256816826d6231c068d4a5b")),
OP_SWAP,
OP_SIZE,
BytesToPushOntoStack(1),
ScriptConstant.fromHex("20"),
OP_EQUAL,
OP_NOTIF,
OP_DROP,
OP_2,
OP_SWAP,
BytesToPushOntoStack(33),
ScriptConstant(ByteVector.fromValidHex("030d417a46946384f88d5f3337267c5e579765875dc4daca813e21734b140639e7")),
OP_2,
OP_CHECKMULTISIG,
OP_ELSE,
OP_HASH160,
BytesToPushOntoStack(20),
ScriptConstant(ByteVector.fromValidHex("b43e1b38138a41b37f7cd9a1d274bc63e3a9b5d1")),
OP_EQUALVERIFY,
OP_CHECKSIG,
OP_ENDIF,
OP_ENDIF)
asm must be (expectedAsm)
}
it must "parse a received htlc" in {
//https://github.com/lightningnetwork/lightning-rfc/blob/master/03-transactions.md#received-htlc-outputs
/**
* # To remote node with revocation key
* OP_DUP OP_HASH160 <RIPEMD160(SHA256(revocationpubkey))> OP_EQUAL
* OP_IF
* OP_CHECKSIG
* OP_ELSE
* <remote_htlcpubkey> OP_SWAP OP_SIZE 32 OP_EQUAL
* OP_IF
* # To local node via HTLC-success transaction.
* OP_HASH160 <RIPEMD160(payment_hash)> OP_EQUALVERIFY
* 2 OP_SWAP <local_htlcpubkey> 2 OP_CHECKMULTISIG
* OP_ELSE
* # To remote node after timeout.
* OP_DROP <cltv_expiry> OP_CHECKLOCKTIMEVERIFY OP_DROP
* OP_CHECKSIG
* OP_ENDIF
* OP_ENDIF
*/
val witScriptHex = "76a91414011f7254d96b819c76986c277d115efce6f7b58763ac67210394854aa6eab5b2a8122cc726e9dded053a2184d88256816826d6231c068d4a5b7c8201208763a914b8bcb07f6344b42ab04250c86a6e8b75d3fdbbc688527c21030d417a46946384f88d5f3337267c5e579765875dc4daca813e21734b140639e752ae677502f401b175ac6868"
val asm = ScriptParser.fromHex(witScriptHex)
val expectedAsm = {
List(
OP_DUP,
OP_HASH160,
BytesToPushOntoStack(20),
ScriptConstant(ByteVector.fromValidHex("14011f7254d96b819c76986c277d115efce6f7b5")),
OP_EQUAL,
OP_IF,
OP_CHECKSIG,
OP_ELSE,
BytesToPushOntoStack(33),
ScriptConstant(ByteVector.fromValidHex("0394854aa6eab5b2a8122cc726e9dded053a2184d88256816826d6231c068d4a5b")),
OP_SWAP,
OP_SIZE,
BytesToPushOntoStack(1),
ScriptConstant(ByteVector.fromValidHex("20")),
OP_EQUAL,
OP_IF,
OP_HASH160,
BytesToPushOntoStack(20),
ScriptConstant(ByteVector.fromValidHex("b8bcb07f6344b42ab04250c86a6e8b75d3fdbbc6")),
OP_EQUALVERIFY,
OP_2,
OP_SWAP,
BytesToPushOntoStack(33),
ScriptConstant(ByteVector.fromValidHex("030d417a46946384f88d5f3337267c5e579765875dc4daca813e21734b140639e7")),
OP_2,
OP_CHECKMULTISIG,
OP_ELSE,
OP_DROP,
BytesToPushOntoStack(2),
ScriptConstant(ByteVector.fromValidHex("f401")),
OP_CHECKLOCKTIMEVERIFY,
OP_DROP,
OP_CHECKSIG,
OP_ENDIF,
OP_ENDIF
)
}
asm must be (expectedAsm)
}
}