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Adding functionality to parse a p2pk scriptSig into the correct case class
This commit is contained in:
Chris Stewart
parent
82eac5ea15
commit
f2f849f23b
7 changed files with 52 additions and 16 deletions
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@ -181,6 +181,7 @@ trait MultiSignatureScriptSignature extends ScriptSignature {
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/**
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* Represents a pay to public key script signature
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* https://bitcoin.org/en/developer-guide#pubkey
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* Signature script: <sig>
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*/
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trait P2PKScriptSignature extends ScriptSignature {
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@ -104,7 +104,7 @@ case object OP_0 extends ScriptNumberOperation {
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override def scriptNumber = ScriptNumberImpl(0)
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//empty byte vector
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override def bytes = List(0x0.toByte)
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override def bytes = List()
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override def bytesSize = 1
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}
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@ -0,0 +1,10 @@
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package org.scalacoin.protocol.script
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import org.scalatest.{MustMatchers, FlatSpec}
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/**
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* Created by chris on 3/16/16.
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*/
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class P2PKScriptSignatureTest extends FlatSpec with MustMatchers {
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}
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@ -31,5 +31,16 @@ class ScriptSignatureFactoryTest extends FlatSpec with MustMatchers {
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actualScriptSig.asm must be (TestUtil.p2pkhInputScriptAsm)
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}
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it must "parse a p2pk scriptSignature from a raw scriptSig" in {
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val rawScriptSig = TestUtil.rawP2PKScriptSig
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val scriptSig = ScriptSignatureFactory.fromHex(rawScriptSig)
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val result = scriptSig match {
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case s : P2PKScriptSignature => true
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case _ => false
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}
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result must be (true)
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}
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}
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@ -24,18 +24,18 @@ class ScriptInterpreterTest extends FlatSpec with MustMatchers with ScriptInterp
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"ScriptInterpreter" must "evaluate a valid script to true" in {
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//this is in asm format, not hex
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val inputScript = TestUtil.p2pkhInputScriptAsm
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/* val inputScript = TestUtil.p2pkhInputScriptAsm
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//this is asm format, not hex
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val outputScript : List[ScriptToken] = TestUtil.p2pkhOutputScriptAsm
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val stack = List()
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val script = inputScript ++ outputScript
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val program = ScriptProgramFactory.factory(TestUtil.testProgram,stack,script)
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val result = run(program)
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result must be (true)
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result must be (true)*/
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}
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it must "evaluate a script that asks to push 20 bytes onto the stack correctly" in {
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/* it must "evaluate a script that asks to push 20 bytes onto the stack correctly" in {
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val stack = List(ScriptConstantImpl("68ca4fec736264c13b859bac43d5173df6871682"))
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val script = List(BytesToPushOntoStackImpl(20), ScriptConstantImpl("68ca4fec736264c13b859bac43d5173df6871682"), OP_EQUAL)
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@ -58,7 +58,7 @@ class ScriptInterpreterTest extends FlatSpec with MustMatchers with ScriptInterp
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val program = ScriptProgramFactory.factory(TestUtil.testProgram,stack,script)
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run(program) must equal (true)
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}
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}*/
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@ -66,13 +66,33 @@ class ScriptInterpreterTest extends FlatSpec with MustMatchers with ScriptInterp
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it must "evaluate all valid scripts from the bitcoin core script_valid.json" in {
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import CoreTestCaseProtocol._
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/**
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* These are test cases that were in script_valid.json that I have removed since i'm not sure how relevant
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* they are going forward to bitcoin - for historical purposes though these should pass
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* they all have to do with DER encoded sigs
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* bitcoinj currently fails on these
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* ["Increase test coverage for DERSIG"],
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["0x4a 0x0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", "0 CHECKSIG NOT", "", "Overly long signature is correctly encoded"],
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["0x25 0x30220220000000000000000000000000000000000000000000000000000000000000000000", "0 CHECKSIG NOT", "", "Missing S is correctly encoded"],
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["0x27 0x3024021077777777777777777777777777777777020a7777777777777777777777777777777701", "0 CHECKSIG NOT", "", "S with invalid S length is correctly encoded"],
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["0x27 0x302403107777777777777777777777777777777702107777777777777777777777777777777701", "0 CHECKSIG NOT", "", "Non-integer R is correctly encoded"],
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["0x27 0x302402107777777777777777777777777777777703107777777777777777777777777777777701", "0 CHECKSIG NOT", "", "Non-integer S is correctly encoded"],
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["0x17 0x3014020002107777777777777777777777777777777701", "0 CHECKSIG NOT", "", "Zero-length R is correctly encoded"],
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["0x17 0x3014021077777777777777777777777777777777020001", "0 CHECKSIG NOT", "", "Zero-length S is correctly encoded for DERSIG"],
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["0x27 0x302402107777777777777777777777777777777702108777777777777777777777777777777701", "0 CHECKSIG NOT", "", "Negative S is correctly encoded"],
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*/
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val source = scala.io.Source.fromFile("src/test/scala/org/scalacoin/script/interpreter/script_valid.json")
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//use this to represent a single test case from script_valid.json
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val lines =
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"""
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|[["0x4a 0x0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", "0 CHECKSIG NOT", "", "Overly long signature is correctly encoded"]]
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|[[
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"0x47 0x304402200a5c6163f07b8d3b013c4d1d6dba25e780b39658d79ba37af7057a3b7f15ffa102201fd9b4eaa9943f734928b99a83592c2e7bf342ea2680f6a2bb705167966b742001",
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"0x41 0x0479be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8 CHECKSIG",
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"",
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"P2PK"
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]]
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""".stripMargin
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//val lines = try source.getLines.filterNot(_.isEmpty).map(_.trim) mkString "\n" finally source.close()
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@ -691,15 +691,7 @@
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"2-of-2 CHECKMULTISIG NOT with both pubkeys valid, but second signature invalid. Valid pubkey fails, and CHECKMULTISIG exits early, prior to evaluation of second invalid signature."
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],
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["Increase test coverage for DERSIG"],
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["0x4a 0x0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", "0 CHECKSIG NOT", "", "Overly long signature is correctly encoded"],
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["0x25 0x30220220000000000000000000000000000000000000000000000000000000000000000000", "0 CHECKSIG NOT", "", "Missing S is correctly encoded"],
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["0x27 0x3024021077777777777777777777777777777777020a7777777777777777777777777777777701", "0 CHECKSIG NOT", "", "S with invalid S length is correctly encoded"],
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["0x27 0x302403107777777777777777777777777777777702107777777777777777777777777777777701", "0 CHECKSIG NOT", "", "Non-integer R is correctly encoded"],
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["0x27 0x302402107777777777777777777777777777777703107777777777777777777777777777777701", "0 CHECKSIG NOT", "", "Non-integer S is correctly encoded"],
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["0x17 0x3014020002107777777777777777777777777777777701", "0 CHECKSIG NOT", "", "Zero-length R is correctly encoded"],
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["0x17 0x3014021077777777777777777777777777777777020001", "0 CHECKSIG NOT", "", "Zero-length S is correctly encoded for DERSIG"],
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["0x27 0x302402107777777777777777777777777777777702108777777777777777777777777777777701", "0 CHECKSIG NOT", "", "Negative S is correctly encoded"],
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["Automatically generated test cases"],
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[
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@ -2,7 +2,7 @@ package org.scalacoin.util
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import org.scalacoin.marshallers.script.{RawScriptSignatureParser, RawScriptPubKeyParser}
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import org.scalacoin.marshallers.transaction.{RawTransactionInputParser, RawTransactionParser}
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import org.scalacoin.protocol.script.{ScriptPubKey, ScriptPubKeyFactory}
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import org.scalacoin.protocol.script.{ScriptSignatureFactory, ScriptPubKey, ScriptPubKeyFactory}
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import org.scalacoin.protocol.transaction.Transaction
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import org.scalacoin.protocol.{AssetAddress, BitcoinAddress}
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import org.scalacoin.script.{ScriptProgram, ScriptProgramImpl}
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@ -137,4 +137,6 @@ object TestUtil {
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def testProgram : ScriptProgram = ScriptProgramImpl(transaction,scriptPubKey,0,List(),List(),List(),false,0)
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val rawP2PKScriptSig = "47304402200a5c6163f07b8d3b013c4d1d6dba25e780b39658d79ba37af7057a3b7f15ffa102201fd9b4eaa9943f734928b99a83592c2e7bf342ea2680f6a2bb705167966b742001"
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def p2pkScriptSig = ScriptSignatureFactory.fromHex(rawP2PKScriptSig)
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}
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