# encoding: ascii-8bit # frozen_string_literal: true require 'spec_helper' describe Bitcoin::Script do SCRIPT = [ '410411db93e1dcdb8a016b49840f8c53bc1eb68a382e97b1482ecad7b148a6909a5cb2e0' \ 'eaddfb84ccf9744464f82e160bfa9b8b64f9d4c03f999b8643f656b412a3ac', '47304402204e45e16932b8af514961a1d3a1a25fdf3f4f7732e9d624c6c61548ab5fb8cd' \ '410220181522ec8eca07de4860a4acdd12909d831cc56cbbac4622082221a8768d1d0901', '76a91417977bca1b6287a5e6559c57ef4b6525e9d7ded688ac', '524104573b6e9f3a714440048a7b87d606bcbf9e45b8586e70a67a3665ea720c09565847' \ '1a523e5d923f3f3e015626e7c900bd08560ddffeb17d33c5b52c96edb875954104039c2f' \ '4e413a26901e67ad4adbb6a4759af87bc16c7120459ecc9482fed3dd4a4502947f7b4c77' \ '82dcadc2bed513ed14d5e770452b97ae246ac2030f13b80a5141048b0f9d04e495c3c754' \ 'f8c3c109196d713d0778882ef098f785570ee6043f8c192d8f84df43ebafbcc168f5d95a' \ '074dc4010b62c003e560abc163c312966b74b653ae', # multisig 2 of 3 '5141040ee607b584b36e995f2e96dec35457dbb40845d0ce0782c84002134e816a6b8cbc' \ '65e9eed047ae05e10760e4113f690fd49ad73b86b04a1d7813d843f8690ace4104220a78' \ 'f5f6741bb0739675c2cc200643516b02cfdfda5cba21edeaa62c0f954936b30dfd956e3e' \ '99af0a8e7665cff6ac5b429c54c418184c81fbcd4bde4088f552ae', # multisig 1 of 2 'a9149471864495192e39f5f74574b6c8c513588a820487', # p2sh '6a04deadbeef', # OP_RETURN deadbeef '00141e205151c90c16475363d11b7b8c235cf6c7d695', # p2wpkh '00205d1b56b63d714eebe542309525f484b7e9d6f686b3781b6f61ef925d66d6f6a0' # p2wsh ].map { |s| [s].pack('H*') }.freeze PUBKEYS = [ '04fb0123fe2c399981bc77d522e2ae3268d2ab15e9a84ae49338a4b1db3886a1ea04' \ 'cdab955d81e9fa1fcb0c062cb9a5af1ad5dd5064f4afcca322402b07030ec2', '0423b8161514560bc8638054b6637ab78f400b24e5694ec8061db635d1f28a17902b' \ '14dbf4f80780da659ab24f11ded3095c780452a4004c30ab58dffac33d839a', '04f43e76afac66bf3927638b6c4f7e324513ce56d2d658ac9d24c420d09993a4464e' \ 'ea6141a68a4748c092ad0e8f4ac29c4a2f661ef4d22b21f20110f42fcd6f6d' ].freeze # Build a pay-to-script hash (P2SH) multisig transaction. # # @param num_to_unlock [Integer] number of key holders required to unlock # funds. # @param keys [Array] key pairs for unlocking funds. # @return [Array] previous transaction, transaction, redeem script, and sig # hash. def build_p2sh_multisig_tx(num_to_unlock, *keys) redeem_script = Bitcoin::Script.to_multisig_script( num_to_unlock, *keys.map(&:pub) ) p2sh_address = Bitcoin.hash160_to_p2sh_address( Bitcoin.hash160(redeem_script.hth) ) prev_tx = build_tx do |t| t.input(&:coinbase) t.output do |o| o.to p2sh_address o.value 50e8 end end tx = build_tx do |t| t.input { |i| i.prev_out prev_tx, 0 } t.output do |o| o.to Bitcoin::Key.generate.addr o.value 50e8 end end sig_hash = tx.signature_hash_for_input(0, redeem_script) [prev_tx, tx, redeem_script, sig_hash] end describe 'serialization' do it '#to_string' do expect(Bitcoin::Script.new(SCRIPT[0]).to_string) .to eq('0411db93e1dcdb8a016b49840f8c53bc1eb68a382e97b1482ecad7b148a69' \ '09a5cb2e0eaddfb84ccf9744464f82e160bfa9b8b64f9d4c03f999b8643f6' \ '56b412a3 OP_CHECKSIG') expect(Bitcoin::Script.new(SCRIPT[1]).to_string) .to eq('304402204e45e16932b8af514961a1d3a1a25fdf3f4f7732e9d624c6c61548' \ 'ab5fb8cd410220181522ec8eca07de4860a4acdd12909d831cc56cbbac4622' \ '082221a8768d1d0901') # Bitcoin::Script.new([123].pack('C')).to_string.should == '(opcode 123)' expect(Bitcoin::Script.new([176].pack('C')).to_string).to eq('OP_NOP1') expect(Bitcoin::Script.from_string('1 OP_DROP 2').to_string).to eq('1 OP_DROP 2') expect(Bitcoin::Script.from_string('4b').to_string).to eq('4b') expect(Bitcoin::Script.from_string('4b').to_payload).to eq("\x01\x4b") expect(Bitcoin::Script.from_string('ff').to_string).to eq('ff') expect(Bitcoin::Script.from_string('ff').to_payload).to eq("\x01\xff") expect(Bitcoin::Script.from_string('ffff').to_string).to eq('ffff') expect( Bitcoin::Script.from_string('ff' * (Bitcoin::Script::OP_PUSHDATA1 - 1)) .to_payload[0] ).to eq([Bitcoin::Script::OP_PUSHDATA1 - 1].pack('C*')) expect( Bitcoin::Script.from_string('ff' * Bitcoin::Script::OP_PUSHDATA1) .to_payload[0..1] ).to eq([Bitcoin::Script::OP_PUSHDATA1, Bitcoin::Script::OP_PUSHDATA1].pack('C*')) expect( Bitcoin::Script.from_string('ff' * (Bitcoin::Script::OP_PUSHDATA1 + 1)) .to_payload[0..1] ).to eq([Bitcoin::Script::OP_PUSHDATA1, Bitcoin::Script::OP_PUSHDATA1 + 1].pack('C*')) expect(Bitcoin::Script.from_string('ff' * 0xff).to_payload[0..1]) .to eq([Bitcoin::Script::OP_PUSHDATA1, 0xff].pack('C*')) expect(Bitcoin::Script.from_string('ff' * (0xff + 1)).to_payload[0..2]) .to eq([Bitcoin::Script::OP_PUSHDATA2, 0x00, 0x01].pack('C*')) expect(Bitcoin::Script.from_string('ff' * 0xffff).to_payload[0..2]) .to eq([Bitcoin::Script::OP_PUSHDATA2, 0xff, 0xff].pack('C*')) expect(Bitcoin::Script.from_string('ff' * (0xffff + 1)).to_payload[0..4]) .to eq([Bitcoin::Script::OP_PUSHDATA4, 0x00, 0x00, 0x01, 0x00].pack('C*')) expect(Bitcoin::Script.from_string('16').to_string).to eq('16') expect(Bitcoin::Script::OP_2_16).to include(Bitcoin::Script.from_string('16').chunks.first) expect(Bitcoin::Script.from_string('16').to_payload).to eq("\x60") expect(Bitcoin::Script.new("\x60").to_string).to eq('16') expect(Bitcoin::Script.from_string('0:1:16').to_string).to eq('0:1:16') expect(Bitcoin::Script::OP_2_16) .not_to include(Bitcoin::Script.from_string('0:1:16').chunks.first) expect(Bitcoin::Script.from_string('0:1:16').to_payload).to eq("\x01\x16") expect(Bitcoin::Script.new("\x01\x16").to_string).to eq('0:1:16') expect(Bitcoin::Script.new("\x4d\x01\x00\x02").to_string).to eq('77:1:02') expect(Bitcoin::Script.from_string('77:1:02').to_payload).to eq("\x4d\x01\x00\x02") expect(Bitcoin::Script.from_string('77:1:01').to_string).to eq('77:1:01') expect(Bitcoin::Script.from_string('77:2:0101').to_string).to eq('77:2:0101') expect(Bitcoin::Script.from_string('78:1:01').to_string).to eq('78:1:01') expect(Bitcoin::Script.from_string('78:2:0101').to_string).to eq('78:2:0101') expect(Bitcoin::Script.new("\x4e\x01\x00\x00\x00\x02").to_string).to eq('78:1:02') expect(Bitcoin::Script.from_string('78:1:02').to_payload) .to eq("\x4e\x01\x00\x00\x00\x02") expect(Bitcoin::Script.new("\x4d\x01\x00").to_string).to eq('77:1:') expect(Bitcoin::Script.from_string('77:1:').to_payload).to eq("\x4d\x01\x00") # data below taken from the outputs of mainnet tx: # ebc9fa1196a59e192352d76c0f6e73167046b9d37b8302b6bb6968dfd279b767 [ ["\x01", '238:1:01', true], ["\x02\x01", '238:2:0201', true], ['L', '238:1:4c', true], ["L\x02\x01", '76:2:01', nil], ['M', '238:1:4d', true], ["M\xff\xff\x01", '238:4:4dffff01', true], ['N', '238:1:4e', true], ["N\xff\xff\xff\xff\x01", '238:6:4effffffff01', true] ].each do |payload, string, parse_invalid| expect(Bitcoin::Script.new(payload).to_string).to eq(string) expect(Bitcoin::Script.new(payload).instance_eval { @parse_invalid }) .to eq(parse_invalid) expect(Bitcoin::Script.from_string(string).to_payload).to eq(payload) end expect(Bitcoin::Script.from_string('(opcode-230) 4 1 2').to_string) .to eq('(opcode-230) 4 1 2') expect(Bitcoin::Script.from_string('(opcode 230) 4 1 2').to_string) .to eq('(opcode-230) 4 1 2') expect(Bitcoin::Script.from_string('(opcode-65449) 4 1 2').to_string) .to eq('OP_INVALIDOPCODE OP_HASH160 4 1 2') # data below found in transactions in testnet3 block # 0000000000ac85bb2530a05a4214a387e6be02b22d3348abc5e7a5d9c4ce8dab expect(Bitcoin::Script.new("\xff\xff\xff\xff").to_string) .to eq('OP_INVALIDOPCODE OP_INVALIDOPCODE OP_INVALIDOPCODE OP_INVALIDOPCODE') expect(Bitcoin::Script.from_string(Bitcoin::Script.new("\xff\xff\xff\xff").to_string).raw) .to eq("\xFF\xFF\xFF\xFF") expect(Bitcoin::Script.new("\xff\xff\xff").to_string) .to eq('OP_INVALIDOPCODE OP_INVALIDOPCODE OP_INVALIDOPCODE') expect(Bitcoin::Script.from_string(Bitcoin::Script.new("\xff\xff\xff").to_string).raw) .to eq("\xFF\xFF\xFF") end it 'Script#binary_from_string' do str = Bitcoin::Script.new(SCRIPT[0]).to_string expect(Bitcoin::Script.binary_from_string(str).unpack('H*')[0]) .to eq(SCRIPT[0].unpack('H*')[0]) expect(Bitcoin::Script.new(Bitcoin::Script.binary_from_string(str)).to_string).to eq(str) str = Bitcoin::Script.new(SCRIPT[1]).to_string expect(Bitcoin::Script.binary_from_string(str).unpack('H*')[0]) .to eq(SCRIPT[1].unpack('H*')[0]) expect(Bitcoin::Script.new(Bitcoin::Script.binary_from_string(str)).to_string).to eq(str) # TODO: make tests for OP_PUSHDATA1, OP_PUSHDATA2, OP_PUSHDATA4 cases string = '2 OP_TOALTSTACK 0 OP_TOALTSTACK OP_TUCK OP_CHECKSIG OP_SWAP ' \ 'OP_HASH160 3cd1def404e12a85ead2b4d3f5f9f817fb0d46ef OP_EQUAL ' \ 'OP_BOOLAND OP_FROMALTSTACK OP_ADD' expect(Bitcoin::Script.from_string(string).to_string).to eq(string) expect(Bitcoin::Script.from_string('0 OP_DROP 2 3 4').to_string) .to eq('0 OP_DROP 2 3 4') expect(Bitcoin::Script.from_string('OP_EVAL').to_string).to eq('OP_NOP1') # test opcodes_alias table expect(Bitcoin::Script.from_string('OP_NOP1').to_string).to eq('OP_NOP1') expect(Bitcoin::Script.from_string('OP_NOP').to_string).to eq('OP_NOP') expect(Bitcoin::Script.from_string('1').to_string).to eq('1') expect( Bitcoin::Script .from_string('0 ffff OP_CODESEPARATOR 1 ffff 1 OP_CHECKMULTISIG') .to_string ).to eq('0 ffff OP_CODESEPARATOR 1 ffff 1 OP_CHECKMULTISIG') [1, 2, 4].each do |n| script = "OP_PUSHDATA#{n} 01 ff" expect(Bitcoin::Script.binary_from_string(script)) .to eq(Bitcoin::Script.binary_from_string( Bitcoin::Script.from_string(script).to_string )) end # expect(Bitcoin::Script.from_string('-100').to_string).to eq('OP_NOP') # expect(Bitcoin::Script.from_string('100').to_string).to eq('100') expect do Bitcoin::Script.from_string('OP_NOP OP_UNKOWN') end.to raise_error(Bitcoin::Script::ScriptOpcodeError, 'OP_UNKOWN not defined!') end end describe 'get keys/addresses' do it '#get_pubkey' do expect(Bitcoin::Script.new(SCRIPT[0]).get_pubkey) .to eq('0411db93e1dcdb8a016b49840f8c53bc1eb68a382e97b1482ecad7b148a69' \ '09a5cb2e0eaddfb84ccf9744464f82e160bfa9b8b64f9d4c03f999b8643f6' \ '56b412a3') end it '#get_pubkey_address' do expect(Bitcoin::Script.new(SCRIPT[0]).get_pubkey_address) .to eq('12cbQLTFMXRnSzktFkuoG3eHoMeFtpTu3S') end it '#get_hash160' do expect(Bitcoin::Script.new(SCRIPT[2]).get_hash160) .to eq('17977bca1b6287a5e6559c57ef4b6525e9d7ded6') expect( Bitcoin::Script .from_string('OP_DUP OP_HASH160 0 OP_EQUALVERIFY OP_CHECKSIG') .get_hash160 ).to be_nil expect(Bitcoin::Script.new(SCRIPT[7]).get_hash160) .to eq('1e205151c90c16475363d11b7b8c235cf6c7d695') end it '#get_hash160_address' do expect(Bitcoin::Script.new(SCRIPT[2]).get_hash160_address) .to eq('139k1g5rtTsL4aGZbcASH3Fv3fUh9yBEdW') end it '#get_multisig_pubkeys' do expected = [ '04573b6e9f3a714440048a7b87d606bcbf9e45b8586e70a67a3665ea720c09565847' \ '1a523e5d923f3f3e015626e7c900bd08560ddffeb17d33c5b52c96edb87595', '04039c2f4e413a26901e67ad4adbb6a4759af87bc16c7120459ecc9482fed3dd4a45' \ '02947f7b4c7782dcadc2bed513ed14d5e770452b97ae246ac2030f13b80a51', '048b0f9d04e495c3c754f8c3c109196d713d0778882ef098f785570ee6043f8c192d' \ '8f84df43ebafbcc168f5d95a074dc4010b62c003e560abc163c312966b74b6' ].map { |pk| [pk].pack('H*') } expect(Bitcoin::Script.new(SCRIPT[3]).get_multisig_pubkeys).to eq(expected) expected = [ '04fb0123fe2c399981bc77d522e2ae3268d2ab15e9a84ae49338a4b1db3886a1ea04' \ 'cdab955d81e9fa1fcb0c062cb9a5af1ad5dd5064f4afcca322402b07030ec2', '0423b8161514560bc8638054b6637ab78f400b24e5694ec8061db635d1f28a17902b' \ '14dbf4f80780da659ab24f11ded3095c780452a4004c30ab58dffac33d839a', '04f43e76afac66bf3927638b6c4f7e324513ce56d2d658ac9d24c420d09993a4464e' \ 'ea6141a68a4748c092ad0e8f4ac29c4a2f661ef4d22b21f20110f42fcd6f6d' ].map { |k| [k].pack('H*') } expect( Bitcoin::Script .from_string("3 #{PUBKEYS[0..2].join(' ')} 3 OP_CHECKMULTISIG") .get_multisig_pubkeys ).to eq(expected) end it '#get_multisig_addresses' do expected = %w[ 1JiaVc3N3U3CwwcLtzNX1Q4eYfeYxVjtuj 19Fm2gY7qDTXriNTEhFY2wjxbHna3Gvenk 1B6k6g1d2L975i7beAbiBRxfBWhxomPxvy ] expect(Bitcoin::Script.new(SCRIPT[3]).get_multisig_addresses).to eq(expected) expected = %w[ 1F2Nnyn7niMcheiYhkHrkc18aDxEkFowy5 1EE7JGimkV7QqyHwXDJvk3b1yEN4ZUWeqx ] expect(Bitcoin::Script.new(SCRIPT[4]).get_multisig_addresses).to eq(expected) # from tx # 274f8be3b7b9b1a220285f5f71f61e2691dd04df9d69bb02a8b3b85f91fb1857, second # pubkey has invalid encoding. output = '1 0351efb6e91a31221652105d032a2508275f374cea63939ad72f1b1e02f477da78' \ ' 00f2b7816db49d55d24df7bdffdbc1e203b424e8cd39f5651ab938e5e4a193569e ' \ '2 OP_CHECKMULTISIG' expect( Bitcoin::Script.from_string(output).get_multisig_addresses ).to eq(['1NdB761LmTmrJixxp93nz7pEiCx5cKPW44', nil]) end it '#get_p2sh_address' do expect(Bitcoin::Script.new(SCRIPT[5]).get_p2sh_address) .to eq('3FDuvkgzsW7LpzL9RBjtjvL7bFXCEeZ7xi') end it '#get_address' do expect(Bitcoin::Script.new(SCRIPT[0]).get_address) .to eq('12cbQLTFMXRnSzktFkuoG3eHoMeFtpTu3S') expect(Bitcoin::Script.new(SCRIPT[1]).get_address).to be_nil expect(Bitcoin::Script.new(SCRIPT[2]).get_address) .to eq('139k1g5rtTsL4aGZbcASH3Fv3fUh9yBEdW') expect(Bitcoin::Script.new(SCRIPT[3]).get_address) .to eq('1JiaVc3N3U3CwwcLtzNX1Q4eYfeYxVjtuj') expect(Bitcoin::Script.new(SCRIPT[4]).get_address) .to eq('1F2Nnyn7niMcheiYhkHrkc18aDxEkFowy5') expect(Bitcoin::Script.new(SCRIPT[5]).get_address) .to eq('3FDuvkgzsW7LpzL9RBjtjvL7bFXCEeZ7xi') expect(Bitcoin::Script.new(SCRIPT[7]).get_address) .to eq('bc1qrcs9z5wfpstyw5mr6ydhhrprtnmv0454y6laym') expect(Bitcoin::Script.new(SCRIPT[8]).get_address) .to eq('bc1qt5d4dd3aw98whe2zxz2jtayykl5ada5xkdupkmmpa7f96ekk76sqvmrunq') end it '#get_addresses' do expect(Bitcoin::Script.new(SCRIPT[0]).get_addresses) .to eq(['12cbQLTFMXRnSzktFkuoG3eHoMeFtpTu3S']) expect(Bitcoin::Script.new(SCRIPT[3]).get_addresses) .to eq(%w[1JiaVc3N3U3CwwcLtzNX1Q4eYfeYxVjtuj 19Fm2gY7qDTXriNTEhFY2wjxbHna3Gvenk 1B6k6g1d2L975i7beAbiBRxfBWhxomPxvy]) expect(Bitcoin::Script.new(SCRIPT[7]).get_addresses) .to eq(['bc1qrcs9z5wfpstyw5mr6ydhhrprtnmv0454y6laym']) end it 'should get op_return data' do expect(Bitcoin::Script.new(SCRIPT[6]).get_op_return_data).to eq('deadbeef') expect(Bitcoin::Script.new(SCRIPT[1]).get_op_return_data).to be_nil expect(Bitcoin::Script.from_string('OP_RETURN').get_op_return_data).to be_nil expect(Bitcoin::Script.from_string('OP_RETURN dead beef').get_op_return_data) .to be_nil expect(Bitcoin::Script.from_string('OP_RETURN deadbeef').get_op_return_data) .to eq('deadbeef') expect(Bitcoin::Script.from_string('OP_RETURN OP_CHECKSIG').get_op_return_data) .to eq('ac00') end end describe 'determine type' do it '#is_standard?' do expect(Bitcoin::Script.new(SCRIPT[0]).is_standard?).to be true expect(Bitcoin::Script.new(SCRIPT[1]).is_standard?).to be false expect(Bitcoin::Script.new(SCRIPT[2]).is_standard?).to be true expect(Bitcoin::Script.new(SCRIPT[3]).is_standard?).to be true expect(Bitcoin::Script.new(SCRIPT[4]).is_standard?).to be true expect(Bitcoin::Script.new(SCRIPT[5]).is_standard?).to be true expect(Bitcoin::Script.new(SCRIPT[6]).is_standard?).to be true expect(Bitcoin::Script.new(SCRIPT[7]).is_standard?).to be true expect(Bitcoin::Script.new(SCRIPT[8]).is_standard?).to be true end it '#is_pubkey?' do expect(Bitcoin::Script.new(SCRIPT[0]).is_pubkey?).to be true expect(Bitcoin::Script.new(SCRIPT[1]).is_pubkey?).to be false expect(Bitcoin::Script.new(SCRIPT[2]).is_pubkey?).to be false expect(Bitcoin::Script.new(SCRIPT[3]).is_pubkey?).to be false expect(Bitcoin::Script.new(SCRIPT[4]).is_send_to_ip?).to be false expect(Bitcoin::Script.new(SCRIPT[5]).is_pubkey?).to be false expect(Bitcoin::Script.new(SCRIPT[6]).is_pubkey?).to be false expect(Bitcoin::Script.new(SCRIPT[7]).is_pubkey?).to be false expect(Bitcoin::Script.new(SCRIPT[8]).is_pubkey?).to be false # testnet aba0441c4c9933dcd7db789c39053739ec435ab742ed2c23c05f22f1488c0bfd expect(Bitcoin::Script.from_string('0 OP_CHECKSIG').is_pubkey?) .to be false end it '#is_hash160?' do expect(Bitcoin::Script.new(SCRIPT[0]).is_hash160?).to be false expect(Bitcoin::Script.new(SCRIPT[1]).is_pubkey?).to be false expect(Bitcoin::Script.new(SCRIPT[2]).is_hash160?).to be true expect( Bitcoin::Script.from_string('OP_DUP OP_HASH160 0 OP_EQUALVERIFY OP_CHECKSIG') .is_hash160? ).to be false expect(Bitcoin::Script.new(SCRIPT[5]).is_hash160?).to be false expect(Bitcoin::Script.new(SCRIPT[6]).is_hash160?).to be false expect(Bitcoin::Script.new(SCRIPT[7]).is_hash160?).to be false expect(Bitcoin::Script.new(SCRIPT[8]).is_hash160?).to be false end it '#is_multisig?' do expect(Bitcoin::Script.new(SCRIPT[3]).is_multisig?).to be true expect(Bitcoin::Script.new(SCRIPT[4]).is_multisig?).to be true expect(Bitcoin::Script.new(SCRIPT[0]).is_multisig?).to be false expect(Bitcoin::Script.new(SCRIPT[6]).is_multisig?).to be false expect(Bitcoin::Script.new(SCRIPT[7]).is_multisig?).to be false expect(Bitcoin::Script.new(SCRIPT[8]).is_multisig?).to be false expect( Bitcoin::Script.new("OP_DUP OP_DROP 2 #{PUBKEYS[0..2].join(' ')} 3 OP_CHECKMULTISIG") .is_multisig? ).to be false expect(Bitcoin::Script.new('OP_DROP OP_CHECKMULTISIG').is_multisig?) .to be false expect( Bitcoin::Script.from_string( 'd366fb5cbf048801b1bf0742bb0d873f65afb406f41756bd4a31865870f6a928 ' \ 'OP_DROP 2 ' \ '02aae4b5cd593da83679a9c5cadad4c180c008a40dd3ed240cceb2933b9912da36 ' \ '03a5aebd8b1b6eec06abc55fb13c72a9ed2143f9eed7d665970e38853d564bf1ab ' \ 'OP_CHECKMULTISIG' ).is_multisig? ).to be false end it '#is_p2sh?' do expect(Bitcoin::Script.new(SCRIPT[0]).is_p2sh?).to be false expect(Bitcoin::Script.new(SCRIPT[1]).is_p2sh?).to be false expect(Bitcoin::Script.new(SCRIPT[2]).is_p2sh?).to be false expect(Bitcoin::Script.new(SCRIPT[3]).is_p2sh?).to be false expect(Bitcoin::Script.new(SCRIPT[4]).is_p2sh?).to be false expect(Bitcoin::Script.new(SCRIPT[5]).is_p2sh?).to be true expect(Bitcoin::Script.new(SCRIPT[6]).is_p2sh?).to be false expect(Bitcoin::Script.new(SCRIPT[7]).is_p2sh?).to be false expect(Bitcoin::Script.new(SCRIPT[8]).is_p2sh?).to be false expect( Bitcoin::Script.from_string( 'OP_DUP OP_HASH160 b689ebc262f50297139e7d16c4f8909e14ed4322 ' \ 'OP_EQUALVERIFY OP_CHECKSIGVERIFY OP_HASH160 ' \ '1b6246121883816fc0637e4aa280aca1df219b1a OP_EQUAL' ).is_p2sh? ).to be false end it '#is_op_return?' do expect(Bitcoin::Script.new(SCRIPT[0]).is_op_return?).to be false expect(Bitcoin::Script.new(SCRIPT[1]).is_op_return?).to be false expect(Bitcoin::Script.new(SCRIPT[2]).is_op_return?).to be false expect(Bitcoin::Script.new(SCRIPT[3]).is_op_return?).to be false expect(Bitcoin::Script.new(SCRIPT[4]).is_op_return?).to be false expect(Bitcoin::Script.new(SCRIPT[5]).is_op_return?).to be false expect(Bitcoin::Script.new(SCRIPT[6]).is_op_return?).to be true expect(Bitcoin::Script.new(SCRIPT[7]).is_op_return?).to be false expect(Bitcoin::Script.new(SCRIPT[8]).is_op_return?).to be false expect(Bitcoin::Script.from_string('OP_RETURN dead beef').is_op_return?) .to be false expect(Bitcoin::Script.from_string('OP_RETURN deadbeef').is_op_return?) .to be true expect(Bitcoin::Script.from_string('OP_RETURN OP_CHECKSIG').is_op_return?) .to be true end it '#is_witness_v0_keyhash?' do expect(Bitcoin::Script.new(SCRIPT[0]).is_witness_v0_keyhash?).to be false expect(Bitcoin::Script.new(SCRIPT[1]).is_witness_v0_keyhash?).to be false expect(Bitcoin::Script.new(SCRIPT[2]).is_witness_v0_keyhash?).to be false expect(Bitcoin::Script.new(SCRIPT[3]).is_witness_v0_keyhash?).to be false expect(Bitcoin::Script.new(SCRIPT[4]).is_witness_v0_keyhash?).to be false expect(Bitcoin::Script.new(SCRIPT[5]).is_witness_v0_keyhash?).to be false expect(Bitcoin::Script.new(SCRIPT[6]).is_witness_v0_keyhash?).to be false expect(Bitcoin::Script.new(SCRIPT[7]).is_witness_v0_keyhash?).to be true expect(Bitcoin::Script.new(SCRIPT[8]).is_witness_v0_keyhash?).to be false end it '#is_witness_v0_scripthash?' do expect(Bitcoin::Script.new(SCRIPT[0]).is_witness_v0_scripthash?).to be false expect(Bitcoin::Script.new(SCRIPT[1]).is_witness_v0_scripthash?).to be false expect(Bitcoin::Script.new(SCRIPT[2]).is_witness_v0_scripthash?).to be false expect(Bitcoin::Script.new(SCRIPT[3]).is_witness_v0_scripthash?).to be false expect(Bitcoin::Script.new(SCRIPT[4]).is_witness_v0_scripthash?).to be false expect(Bitcoin::Script.new(SCRIPT[5]).is_witness_v0_scripthash?).to be false expect(Bitcoin::Script.new(SCRIPT[6]).is_witness_v0_scripthash?).to be false expect(Bitcoin::Script.new(SCRIPT[7]).is_witness_v0_scripthash?).to be false expect(Bitcoin::Script.new(SCRIPT[8]).is_witness_v0_scripthash?).to be true end it '#type' do expect(Bitcoin::Script.new(SCRIPT[0]).type).to eq(:pubkey) expect(Bitcoin::Script.new(SCRIPT[1]).type).to eq(:unknown) expect(Bitcoin::Script.new(SCRIPT[2]).type).to eq(:hash160) expect(Bitcoin::Script.new(SCRIPT[3]).type).to eq(:multisig) expect(Bitcoin::Script.new(SCRIPT[4]).type).to eq(:multisig) expect(Bitcoin::Script.new(SCRIPT[5]).type).to eq(:p2sh) expect(Bitcoin::Script.new(SCRIPT[6]).type).to eq(:op_return) expect(Bitcoin::Script.new(SCRIPT[7]).type).to eq(:witness_v0_keyhash) expect(Bitcoin::Script.new(SCRIPT[8]).type).to eq(:witness_v0_scripthash) expect(Bitcoin::Script.from_string('OP_RETURN OP_CHECKSIG').type) .to eq(:op_return) expect(Bitcoin::Script.from_string('OP_RETURN dead beef').type) .to eq(:unknown) end end describe 'generate scripts' do it 'should generate pubkey script' do expect(Bitcoin::Script.to_pubkey_script(PUBKEYS[0])) .to eq(Bitcoin::Script.from_string("#{PUBKEYS[0]} OP_CHECKSIG").raw) expect(Bitcoin::Script.to_pubkey_script(PUBKEYS[1])) .to eq(Bitcoin::Script.from_string("#{PUBKEYS[1]} OP_CHECKSIG").raw) end it 'should generate hash160 script' do expect( Bitcoin::Script.to_address_script('16Tc7znw2mfpWcqS84vBFfJ7PyoeHaXSz9') ).to eq(['76a9143be0c2daaabbf3d53e47352c19d1e8f047e2f94188ac'].pack('H*')) hash160 = Bitcoin.hash160_from_address('16Tc7znw2mfpWcqS84vBFfJ7PyoeHaXSz9') expect(Bitcoin::Script.to_hash160_script(hash160)) .to eq( Bitcoin::Script.from_string( "OP_DUP OP_HASH160 #{hash160} OP_EQUALVERIFY OP_CHECKSIG" ).raw ) expect(Bitcoin::Script.to_address_script('mr1jU3Adw2pkvxTLvQA4MKpXB9Dynj9cXF')) .to be_nil end it 'should generate multisig script' do expect(Bitcoin::Script.to_multisig_script(2, *PUBKEYS[0..2])) .to eq( Bitcoin::Script.from_string( "2 #{PUBKEYS[0..2].join(' ')} 3 OP_CHECKMULTISIG" ).raw ) expect(Bitcoin::Script.to_multisig_script(1, *PUBKEYS[0..1])) .to eq( Bitcoin::Script.from_string( "1 #{PUBKEYS[0..1].join(' ')} 2 OP_CHECKMULTISIG" ).raw ) m = n = 16 expect( Bitcoin::Script.new( Bitcoin::Script.to_multisig_script(m, *(['a'] * n)) ).to_string ).to eq('16 a0 a0 a0 a0 a0 a0 a0 a0 a0 a0 a0 a0 a0 a0 a0 a0 16 ' \ 'OP_CHECKMULTISIG') m = n = 17 expect( Bitcoin::Script.new( Bitcoin::Script.to_multisig_script(m, *(['a'] * n)) ).to_string ).to eq('0:1:11 a0 a0 a0 a0 a0 a0 a0 a0 a0 a0 a0 a0 a0 a0 a0 a0 a0 ' \ '0:1:11 OP_CHECKMULTISIG') m = n = 20 expect( Bitcoin::Script.new( Bitcoin::Script.to_multisig_script(m, *(['a'] * n)) ).to_string ).to eq('0:1:14 a0 a0 a0 a0 a0 a0 a0 a0 a0 a0 a0 a0 a0 a0 a0 a0 a0 a0 ' \ 'a0 a0 0:1:14 OP_CHECKMULTISIG') end it 'should generate p2sh script' do address = '3CkxTG25waxsmd13FFgRChPuGYba3ar36B' hash160 = Bitcoin.hash160_from_address address expect(Bitcoin::Script.to_p2sh_script(hash160)) .to eq(Bitcoin::Script.from_string("OP_HASH160 #{hash160} OP_EQUAL").raw) end it 'to_witness_hash160_script' do hash160 = Bitcoin.hash160( '025476c2e83188368da1ff3e292e7acafcdb3566bb0ad253f62fc70f07aeee6357' ) expect(Bitcoin::Script.to_witness_hash160_script(hash160)) .to eq(Bitcoin::Script.new('00141d0f172a0ecb48aee1be1f2687d2963ae33f71a1'.htb).raw) end it 'should generate p2wsh script' do witness_script = '21026dccc749adc2a9d0d89497ac511f760f45c47dc5ed9cf352a58ac706453880a' \ 'eadab210255a9626aebf5e29c0e6538428ba0d1dcf6ca98ffdf086aa8ced5e0d021' \ '5ea465ac' sha256 = Bitcoin.sha256(witness_script) expect(Bitcoin::Script.to_witness_p2sh_script(sha256)) .to eq(Bitcoin::Script.new('00205d1b56b63d714eebe542309525f484b7e9d6f686b3781' \ 'b6f61ef925d66d6f6a0'.htb).raw) end it 'should generate op_return script' do expect(Bitcoin::Script.to_op_return_script('deadbeef')).to eq(SCRIPT[6]) expect(Bitcoin::Script.to_op_return_script) .to eq(Bitcoin::Script.from_string('OP_RETURN').raw) end it 'should determine type for address script' do address = '16Tc7znw2mfpWcqS84vBFfJ7PyoeHaXSz9' hash160 = Bitcoin.hash160_from_address address expect(Bitcoin::Script.to_address_script(address)) .to eq( Bitcoin::Script.from_string( "OP_DUP OP_HASH160 #{hash160} OP_EQUALVERIFY OP_CHECKSIG" ).raw ) address = '3CkxTG25waxsmd13FFgRChPuGYba3ar36B' hash160 = Bitcoin.hash160_from_address address expect(Bitcoin::Script.to_p2sh_script(hash160)) .to eq(Bitcoin::Script.from_string("OP_HASH160 #{hash160} OP_EQUAL").raw) end end describe 'generate script sigs' do let(:sig) do '3045022062437a8f60651cd968137355775fa8bdb83d4ca717fdbc08bf9868a051e054' \ '2f022100f5cd626c15ef0de0803ddf299e8895743e7ff484d6335874edfe086ee0a08f' \ 'ec'.htb end it 'should generate pubkey script sig' do pub = '04bc3e2b520d4be3e2651f2ba554392ea31edd69d2081186ab98acda3c4bf45e41a5' \ 'f6e093277b774b5893347e38ffafce2b9e82226e6e0b378cf79b8c2eed983c'.htb expected_script = '483045022062437a8f60651cd968137355775fa8bdb83d4ca717fdbc08bf9868a051' \ 'e0542f022100f5cd626c15ef0de0803ddf299e8895743e7ff484d6335874edfe086e' \ 'e0a08fec014104bc3e2b520d4be3e2651f2ba554392ea31edd69d2081186ab98acda' \ '3c4bf45e41a5f6e093277b774b5893347e38ffafce2b9e82226e6e0b378cf79b8c2e' \ 'ed983c'.htb expect(Bitcoin::Script.to_pubkey_script_sig(sig, pub)) .to eq(expected_script) end it 'should accept a compressed public key as input' do pub = '02bc3e2b520d4be3e2651f2ba554392ea31edd69d2081186ab98acda3c4bf45e41'.htb expected_script = '483045022062437a8f60651cd968137355775fa8bdb83d4ca717fdbc08bf9868a0' \ '51e0542f022100f5cd626c15ef0de0803ddf299e8895743e7ff484d6335874edfe' \ '086ee0a08fec012102bc3e2b520d4be3e2651f2ba554392ea31edd69d2081186ab' \ '98acda3c4bf45e41'.htb expect(Bitcoin::Script.to_pubkey_script_sig(sig, pub)) .to eq(expected_script) end it 'should reject an improperly encoding public key' do pub = '02bc3e2b520d4be3e2651f2ba554392ea31edd69d2081186ab98acda3c4bf45e41' expect do Bitcoin::Script.to_pubkey_script_sig(sig, pub) end.to raise_error(RuntimeError, 'pubkey is not in binary form') end it 'should support different hash types' do hash_type = Bitcoin::Script::SIGHASH_TYPE[:single] pub = '04bc3e2b520d4be3e2651f2ba554392ea31edd69d2081186ab98acda3c4bf45e41a5' \ 'f6e093277b774b5893347e38ffafce2b9e82226e6e0b378cf79b8c2eed983c'.htb expected_script = '483045022062437a8f60651cd968137355775fa8bdb83d4ca717fdbc08bf9868a051' \ 'e0542f022100f5cd626c15ef0de0803ddf299e8895743e7ff484d6335874edfe086e' \ 'e0a08fec034104bc3e2b520d4be3e2651f2ba554392ea31edd69d2081186ab98acda' \ '3c4bf45e41a5f6e093277b774b5893347e38ffafce2b9e82226e6e0b378cf79b8c2e' \ 'ed983c'.htb expect(Bitcoin::Script.to_pubkey_script_sig(sig, pub, hash_type)) .to eq(expected_script) end it 'should generate multisig script sig' do hash_type = Bitcoin::Script::SIGHASH_TYPE[:none] expected_script = '00483045022062437a8f60651cd968137355775fa8bdb83d4ca717fdbc08bf9868a' \ '051e0542f022100f5cd626c15ef0de0803ddf299e8895743e7ff484d6335874edfe' \ '086ee0a08fec02483045022062437a8f60651cd968137355775fa8bdb83d4ca717f' \ 'dbc08bf9868a051e0542f022100f5cd626c15ef0de0803ddf299e8895743e7ff484' \ 'd6335874edfe086ee0a08fec02'.htb expect(Bitcoin::Script.to_multisig_script_sig(sig, sig, hash_type)) .to eq(expected_script) end end describe 'signatures_count' do it 'should be zero in data-only scripts' do [false, true].each do |accurate| expect(Bitcoin::Script.from_string('').sigops_count_accurate(accurate)) .to eq(0) expect( Bitcoin::Script.from_string('DEADBEEF').sigops_count_accurate(accurate) ).to eq(0) expect( Bitcoin::Script.from_string('DEAD BEEF').sigops_count_accurate(accurate) ).to eq(0) expect( Bitcoin::Script.from_string('DE AD BE EF').sigops_count_accurate(accurate) ).to eq(0) expect( Bitcoin::Script.from_string('OP_NOP').sigops_count_accurate(accurate) ).to eq(0) expect( Bitcoin::Script.from_string('0').sigops_count_accurate(accurate) ).to eq(0) expect( Bitcoin::Script.from_string('0 1').sigops_count_accurate(accurate) ).to eq(0) expect( Bitcoin::Script.from_string('0 1 2 3').sigops_count_accurate(accurate) ).to eq(0) end end it 'should count sigops' do [false, true].each do |accurate| expect( Bitcoin::Script.from_string('OP_CHECKSIG').sigops_count_accurate(accurate) ).to eq(1) expect( Bitcoin::Script.from_string('OP_CHECKSIGVERIFY') .sigops_count_accurate(accurate) ).to eq(1) expect( Bitcoin::Script.from_string('OP_CHECKSIG OP_CHECKSIGVERIFY') .sigops_count_accurate(accurate) ).to eq(2) expect( Bitcoin::Script.from_string( 'OP_CHECKSIG OP_CHECKSIG OP_CHECKSIG OP_CHECKSIG' ).sigops_count_accurate(accurate) ).to eq(4) expect( Bitcoin::Script.from_string( '1 OP_CHECKSIG 2 OP_CHECKSIG DEADBEEF OP_CHECKSIG 3 OP_CHECKSIG 4' ).sigops_count_accurate(accurate) ).to eq(4) end end it 'should count multisig as 20 sigops in legact inaccurate mode' do expect( Bitcoin::Script.from_string('OP_CHECKMULTISIG') .sigops_count_accurate(false) ).to eq(20) expect( Bitcoin::Script.from_string('OP_CHECKMULTISIGVERIFY') .sigops_count_accurate(false) ).to eq(20) expect( Bitcoin::Script.from_string('OP_CHECKMULTISIG OP_CHECKMULTISIGVERIFY') .sigops_count_accurate(false) ).to eq(40) expect( Bitcoin::Script.from_string('1 OP_CHECKMULTISIG') .sigops_count_accurate(false) ).to eq(20) expect( Bitcoin::Script.from_string('5 OP_CHECKMULTISIG') .sigops_count_accurate(false) ).to eq(20) expect( Bitcoin::Script.from_string('40 OP_CHECKMULTISIG') .sigops_count_accurate(false) ).to eq(20) end it 'should count multisig accurately using number of pubkeys' do expect( Bitcoin::Script.from_string('1 OP_CHECKMULTISIG') .sigops_count_accurate(true) ).to eq(1) expect( Bitcoin::Script.from_string('1 OP_CHECKMULTISIGVERIFY') .sigops_count_accurate(true) ).to eq(1) expect( Bitcoin::Script.from_string('2 OP_CHECKMULTISIG') .sigops_count_accurate(true) ).to eq(2) expect( Bitcoin::Script.from_string('2 OP_CHECKMULTISIGVERIFY') .sigops_count_accurate(true) ).to eq(2) expect( Bitcoin::Script.from_string('15 OP_CHECKMULTISIG') .sigops_count_accurate(true) ).to eq(15) expect( Bitcoin::Script.from_string('15 OP_CHECKMULTISIGVERIFY') .sigops_count_accurate(true) ).to eq(15) expect( Bitcoin::Script.from_string('16 OP_CHECKMULTISIG') .sigops_count_accurate(true) ).to eq(16) expect( Bitcoin::Script.from_string('16 OP_CHECKMULTISIGVERIFY') .sigops_count_accurate(true) ).to eq(16) expect( Bitcoin::Script.from_string('4 OP_CHECKMULTISIG 7 OP_CHECKMULTISIGVERIFY') .sigops_count_accurate(true) ).to eq(11) end it 'should count multisig as 20 sigops in accurate mode when the pubkey count is missing' do expect( Bitcoin::Script.from_string('OP_CHECKMULTISIG') .sigops_count_accurate(true) ).to eq(20) expect( Bitcoin::Script.from_string('OP_CHECKMULTISIGVERIFY') .sigops_count_accurate(true) ).to eq(20) end it 'should count multisig as 20 sigops when pubkey count is not ' \ 'OP_{1,...,16}, but bignum as pushdata' do expect( Bitcoin::Script.from_string( "#{Bitcoin::Script::OP_PUSHDATA1}:1:01 OP_CHECKMULTISIG" ).sigops_count_accurate(true) ).to eq(20) expect( Bitcoin::Script.from_string( "#{Bitcoin::Script::OP_PUSHDATA1}:1:02 OP_CHECKMULTISIGVERIFY" ).sigops_count_accurate(true) ).to eq(20) end it 'should count multisig as 20 sigops in accurate mode when the pubkey ' \ 'count is out of bounds' do expect( Bitcoin::Script.from_string('0 OP_CHECKMULTISIG') .sigops_count_accurate(true) ).to eq(20) expect( Bitcoin::Script.from_string('0 OP_CHECKMULTISIGVERIFY') .sigops_count_accurate(true) ).to eq(20) expect( Bitcoin::Script.from_string('0 OP_CHECKMULTISIG 0 OP_CHECKMULTISIGVERIFY') .sigops_count_accurate(true) ).to eq(40) expect( Bitcoin::Script.from_string('DEADBEEF OP_CHECKMULTISIG') .sigops_count_accurate(true) ).to eq(20) expect( Bitcoin::Script.from_string( "#{Bitcoin::Script::OP_PUSHDATA1}:1:11 OP_CHECKMULTISIG" ).sigops_count_accurate(true) ).to eq(20) end it 'should extract signature count from P2SH scriptSig' do # Given a P2SH input script (the one with the signatures and a serialized script inside) # This should count as 12 sigops (1 + 4 + 7) script = Bitcoin::Script.from_string( 'OP_CHECKSIG 4 OP_CHECKMULTISIG 7 OP_CHECKMULTISIGVERIFY' ) # Serialize the script to be used as a plain pushdata (which will be decoded as a script). serialized_script = Bitcoin::Script.new('').append_pushdata(script.to_binary) # If empty should return 0. expect(Bitcoin::Script.from_string('').sigops_count_for_p2sh).to eq(0) # If ends with OP_N expect(Bitcoin::Script.from_string('0').sigops_count_for_p2sh).to eq(0) expect(Bitcoin::Script.from_string('1').sigops_count_for_p2sh).to eq(0) expect(Bitcoin::Script.from_string('5').sigops_count_for_p2sh).to eq(0) expect(Bitcoin::Script.from_string('16').sigops_count_for_p2sh).to eq(0) # If ends with opcode expect(Bitcoin::Script.from_string('OP_NOP').sigops_count_for_p2sh) .to eq(0) expect(Bitcoin::Script.from_string('OP_HASH160').sigops_count_for_p2sh) .to eq(0) expect(Bitcoin::Script.from_string('OP_CHECKSIG').sigops_count_for_p2sh) .to eq(0) expect(Bitcoin::Script.from_string('DEADBEEF OP_NOP').sigops_count_for_p2sh) .to eq(0) expect( Bitcoin::Script.from_string('DEADBEEF OP_HASH160').sigops_count_for_p2sh ).to eq(0) expect( Bitcoin::Script.from_string('DEADBEEF OP_CHECKSIG').sigops_count_for_p2sh ).to eq(0) # If only has the script, should parse it well expect(serialized_script.sigops_count_for_p2sh).to eq(12) # If ends with the script, should also parse well. expect( Bitcoin::Script.new( Bitcoin::Script.from_string('DEADBEEF CAFEBABE').to_binary + serialized_script.to_binary ).sigops_count_for_p2sh ).to eq(12) expect( Bitcoin::Script.new( Bitcoin::Script.from_string('DEADBEEF 1').to_binary + serialized_script.to_binary ).sigops_count_for_p2sh ).to eq(12) # If has the script, but ends with non-script, should return 0 DEADBEEF is # a script with OP_CHECKSIGVERIFY in it, so we wrap it in a serialized # script with plain pushdata to have 0 count. expect( Bitcoin::Script.new( serialized_script.to_binary + Bitcoin::Script.new('').append_pushdata( Bitcoin::Script.from_string('DEADBEEF').to_binary ).to_binary ).sigops_count_for_p2sh ).to eq(0) expect( Bitcoin::Script.new( serialized_script.to_binary + Bitcoin::Script.from_string('1').to_binary ).sigops_count_for_p2sh ).to eq(0) end it 'should count sigops up until an invalid OP_PUSHDATA' do script_binary = Bitcoin::Protocol.read_binary_file( fixtures_path( 'txscript-invalid-too-many-sigops-followed-by-invalid-pushdata.bin' ) ) expect( Bitcoin::Script.new(script_binary).sigops_count_accurate(false) ).to eq(39_998) end end it '#run' do script = SCRIPT[1] + SCRIPT[0] expect(Bitcoin::Script.new(script).run).to be true expect(Bitcoin::Script.from_string('1 OP_DUP OP_DROP 1 OP_EQUAL').run) .to be true expect(Bitcoin::Script.from_string('1 OP_DUP OP_DROP 1 OP_EQUAL').run) .to be true expect(Bitcoin::Script.from_string('foo OP_DUP OP_DROP foo OP_EQUAL').run) .to be true expect(Bitcoin::Script.from_string('bar foo OP_DUP OP_DROP bar OP_EQUAL').run) .to be false expect(Bitcoin::Script.from_string('1 OP_DROP 2').run).to be true # testnet3 tx: # 5dea81f9d9d2ea6d06ce23ff225d1e240392519017643f75c96fa2e4316d948a script = Bitcoin::Script.new(['0063bac0d0e0f0f1f2f3f3f4ff675168'].pack('H*')) expect(script.to_string) .to eq('0 OP_IF (opcode-186) (opcode-192) (opcode-208) (opcode-224) ' \ '(opcode-240) (opcode-241) (opcode-242) (opcode-243) ' \ '(opcode-243) (opcode-244) OP_INVALIDOPCODE OP_ELSE 1 OP_ENDIF') expect(script.run).to be true # mainnet tx: # 61a078472543e9de9247446076320499c108b52307d8d0fafbe53b5c4e32acc4 redeeming # output from # 5342c96b946ea2c5e497de5dbf7762021f94aba2c8222c17ed28492fdbb4a6d9 script = Bitcoin::Script.from_string( '16cfb9bc7654ef1d7723e5c2722fc0c3d505045e OP_SIZE OP_DUP 1 ' \ 'OP_GREATERTHAN OP_VERIFY OP_NEGATE OP_HASH256 OP_HASH160 OP_SHA256 ' \ 'OP_SHA1 OP_RIPEMD160 OP_EQUAL' ) expect(script.run).to be true # mainnet tx: # 340aa9f72206d600b7e89c9137e4d2d77a920723f83e34707ff452121fd48492 redeeming # output from # f2d72a7bf22e29e3f2dc721afbf0a922860f81db9fc7eb397937f9d7e87cc438 script = Bitcoin::Script.from_string( '027ce87f6f41dd4d7d874b40889f7df6b288f77f OP_DEPTH OP_HASH256 ' \ 'OP_HASH160 OP_SHA256 OP_SHA1 OP_RIPEMD160 OP_EQUAL' ) expect(script.run).to be true end it 'should run op_checkmultisig p2sh script with empty signature' do # mainnet tx: # b78706427923f73b334fd68040f35900503da33c671723c41ca845f6fba6c29c tx1 = Bitcoin::Protocol::Tx.new( '01000000023904cd3644c6d440a6d752c95f07737c46f5e70fb6fbb28f00aa17e28186' \ '8b7b010000006b483045022100ac455750dc430957942e9766f88aecfe6eb17d4244eb' \ '2cb50ca4a25336fd4dd702202640cc943f4fe8f2166b03005bed3bd024f4762767322b' \ '60bf471ecf8e3f3ede012102348d4cad0084f88c4c02bdc1bf90cc6c0893a0b97af76e' \ 'f644daf72e6786b4afffffffffb84057ae61ad22ac17c02635ee1b37d170ef785847ec' \ '28efe848a5607331568e020000006b483045022100d7fee595d7a1f9969767098f8582' \ 'e7a563f08437f461f0a25395f35c1833839302205f565ab12d343478471a78669c4c34' \ '76714032f7758a781d7deab19f160784e0012102ea69c47753d8e0228c0c426294a6b4' \ 'dc926aebbeb8561248d40be37d257d94e0ffffffff01a08601000000000017a9143843' \ '0c4d1c214bf11d2c0c3dea8e5e9a5d11aab08700000000'.htb ) # mainnet tx: # 136becd0892fa38c5aca8104db8b90b3a0e6b40912b7d1462aed583c067054cd tx2 = Bitcoin::Protocol::Tx.new( '01000000019cc2a6fbf645a81cc42317673ca33d500059f34080d64f333bf723794206' \ '87b70000000008000051005102ae91ffffffff0150c300000000000002ae9100000000'.htb ) expect(tx2.verify_input_signature(0, tx1)).to be true end it 'should debug script branches (OP_IF/NOTIF/ELSE/ENDIF) correctly' do script = Bitcoin::Script.from_string('1 OP_NOTIF OP_RETURN OP_ENDIF') script.run {} expected = [ [], 'OP_1', [1], 'OP_NOTIF', [], 'OP_ENDIF', [], 'RESULT' ] expect(script.debug).to eq(expected) script = Bitcoin::Script.from_string('1 OP_IF OP_RETURN OP_ENDIF') script.run {} expected = [ [], 'OP_1', [1], 'OP_IF', [], 'OP_RETURN', [], 'INVALID TRANSACTION', 'RESULT' ] expect(script.debug).to eq(expected) script = Bitcoin::Script.from_string( '1 OP_IF OP_2 OP_ELSE OP_3 OP_ENDIF OP_2 OP_EQUAL' ) script.run {} expected = [ [], 'OP_1', [1], 'OP_IF', [], 'OP_2', [2], 'OP_ELSE', [2], 'OP_ENDIF', [2], 'OP_2', [2, 2], 'OP_EQUAL', [1], 'RESULT' ] expect(script.debug).to eq(expected) script = Bitcoin::Script.from_string( '0 OP_IF OP_2 OP_ELSE OP_3 OP_ENDIF OP_2 OP_EQUAL' ) script.run {} expected = [ [], 'OP_0', [['']], 'OP_IF', [], 'OP_ELSE', [], 'OP_3', [3], 'OP_ENDIF', [3], 'OP_2', [3, 2], 'OP_EQUAL', [0], 'RESULT' ] expect(script.debug).to eq(expected) script = Bitcoin::Script.from_string( '0 OP_IF deadbeef OP_ELSE OP_3 OP_ENDIF OP_2 OP_EQUAL' ) script.run {} expected = [ [], 'OP_0', [['']], 'OP_IF', [], 'OP_ELSE', [], 'OP_3', [3], 'OP_ENDIF', [3], 'OP_2', [3, 2], 'OP_EQUAL', [0], 'RESULT' ] expect(script.debug).to eq(expected) script = Bitcoin::Script.from_string( '1 OP_IF 2 OP_ELSE 3 OP_ENDIF 2 OP_EQUAL' ) script.run {} expected = [ [], 'OP_1', [1], 'OP_IF', [], 'OP_2', [2], 'OP_ELSE', [2], 'OP_ENDIF', [2], 'OP_2', [2, 2], 'OP_EQUAL', [1], 'RESULT' ] expect(script.debug).to eq(expected) script = Bitcoin::Script.from_string( '0 ' \ '3045022041ccefcad804c28fcd843afeb10df3bd09d93e56542cda4ae9bcac18ed69f6' \ 'c7022100f24d891b69695099a66b81a4ef382ff0ef388ad211505cd32e2ad3adebe5f7' \ '4501 ' \ '304502201124a34c8bcc6a41c9bda088bc28e4274af02872866fa926205b0799e0f3b2' \ '8a022100d0bbe8382a4e6ff46968bb8c2990bb63ef7f413f5b7c3912b4948b3eb0e72f' \ 'c301 ' \ '1 ' \ '635221022d73c0041da9794fcaa7286fcce35e126f84f8b53563be6abb3b213f964bfb' \ 'fc2102ab2445a289939e49e326dd29ca068cb38d1c9ef7618b7272d14c79c1abdea5cd' \ '52ae675221025182b1ca9a1ea9358f61cb363ac80c80b145204d9c4d875c35873d3d57' \ '8853 ' \ 'OP_IF ' \ '2 ' \ '022d73c0041da9794fcaa7286fcce35e126f84f8b53563be6abb3b213f964bfbfc ' \ '02ab2445a289939e49e326dd29ca068cb38d1c9ef7618b7272d14c79c1abdea5cd ' \ '2 ' \ 'OP_CHECKMULTISIG ' \ 'OP_ELSE ' \ '2 ' \ '025182b1ca9a1ea9358f61cb363ac80c80b145204d9c4d875c35873d3d57885348 ' \ '02b18808b3e6857e396167890a52f898cbd5215354f027b89fed895058e49a158b ' \ '2 ' \ 'OP_CHECKMULTISIG ' \ 'OP_ENDIF' ) script.run {} expected = [ [], 'OP_0', [['']], 'PUSH DATA 3045022041ccefcad804c28fcd843afeb10df3bd09d93e56542' \ 'cda4ae9bcac18ed69f6c7022100f24d891b69695099a66b81a4ef382ff0ef' \ '388ad211505cd32e2ad3adebe5f74501', [[''], ['3045022041ccefcad804c28fcd843afeb10df3bd09d93e56542cda4ae9bca' \ 'c18ed69f6c7022100f24d891b69695099a66b81a4ef382ff0ef388ad21150' \ '5cd32e2ad3adebe5f74501']], 'PUSH DATA 304502201124a34c8bcc6a41c9bda088bc28e4274af02872866fa926205' \ 'b0799e0f3b28a022100d0bbe8382a4e6ff46968bb8c2990bb63ef7f413f5b7c3912b4' \ '948b3eb0e72fc301', [[''], ['3045022041ccefcad804c28fcd843afeb10df3bd09d93e56542cda4ae9bcac18ed6' \ '9f6c7022100f24d891b69695099a66b81a4ef382ff0ef388ad211505cd32e2ad3ad' \ 'ebe5f74501'], ['304502201124a34c8bcc6a41c9bda088bc28e4274af02872866fa926205b0799e0f' \ '3b28a022100d0bbe8382a4e6ff46968bb8c2990bb63ef7f413f5b7c3912b4948b3e' \ 'b0e72fc301']], 'OP_1', [[''], ['3045022041ccefcad804c28fcd843afeb10df3bd09d93e56542cda4ae9bcac18ed6' \ '9f6c7022100f24d891b69695099a66b81a4ef382ff0ef388ad211505cd32e2ad3ad' \ 'ebe5f74501'], ['304502201124a34c8bcc6a41c9bda088bc28e4274af02872866fa926205b0799e0f' \ '3b28a022100d0bbe8382a4e6ff46968bb8c2990bb63ef7f413f5b7c3912b4948b3e' \ 'b0e72fc301'], 1], 'PUSH DATA 635221022d73c0041da9794fcaa7286fcce35e126f84f8b53563be6abb3' \ 'b213f964bfbfc2102ab2445a289939e49e326dd29ca068cb38d1c9ef7618b7272d14c' \ '79c1abdea5cd52ae675221025182b1ca9a1ea9358f61cb363ac80c80b145204d9c4d8' \ '75c35873d3d578853', [[''], ['3045022041ccefcad804c28fcd843afeb10df3bd09d93e56542cda4ae9bcac18ed6' \ '9f6c7022100f24d891b69695099a66b81a4ef382ff0ef388ad211505cd32e2ad3ad' \ 'ebe5f74501'], ['304502201124a34c8bcc6a41c9bda088bc28e4274af02872866fa926205b0799e0f' \ '3b28a022100d0bbe8382a4e6ff46968bb8c2990bb63ef7f413f5b7c3912b4948b3e' \ 'b0e72fc301'], 1, ['635221022d73c0041da9794fcaa7286fcce35e126f84f8b53563be6abb3b213f964' \ 'bfbfc2102ab2445a289939e49e326dd29ca068cb38d1c9ef7618b7272d14c79c1ab' \ 'dea5cd52ae675221025182b1ca9a1ea9358f61cb363ac80c80b145204d9c4d875c3' \ '5873d3d578853']], 'OP_IF', [[''], ['3045022041ccefcad804c28fcd843afeb10df3bd09d93e56542cda4ae9bcac18ed6' \ '9f6c7022100f24d891b69695099a66b81a4ef382ff0ef388ad211505cd32e2ad3ad' \ 'ebe5f74501'], ['304502201124a34c8bcc6a41c9bda088bc28e4274af02872866fa926205b0799e0f' \ '3b28a022100d0bbe8382a4e6ff46968bb8c2990bb63ef7f413f5b7c3912b4948b3e' \ 'b0e72fc301'], 1], 'OP_2', [[''], ['3045022041ccefcad804c28fcd843afeb10df3bd09d93e56542cda4ae9bcac18ed6' \ '9f6c7022100f24d891b69695099a66b81a4ef382ff0ef388ad211505cd32e2ad3ad' \ 'ebe5f74501'], ['304502201124a34c8bcc6a41c9bda088bc28e4274af02872866fa926205b0799e0f' \ '3b28a022100d0bbe8382a4e6ff46968bb8c2990bb63ef7f413f5b7c3912b4948b3e' \ 'b0e72fc301'], 1, 2], 'PUSH DATA 022d73c0041da9794fcaa7286fcce35e126f84f8b53563be6abb3b213f964bfbfc', [[''], ['3045022041ccefcad804c28fcd843afeb10df3bd09d93e56542cda4ae9bcac18ed6' \ '9f6c7022100f24d891b69695099a66b81a4ef382ff0ef388ad211505cd32e2ad3ad' \ 'ebe5f74501'], ['304502201124a34c8bcc6a41c9bda088bc28e4274af02872866fa926205b0799e0f' \ '3b28a022100d0bbe8382a4e6ff46968bb8c2990bb63ef7f413f5b7c3912b4948b3e' \ 'b0e72fc301'], 1, 2, ['022d73c0041da9794fcaa7286fcce35e126f84f8b53563be6abb3b213f964bfbfc']], 'PUSH DATA 02ab2445a289939e49e326dd29ca068cb38d1c9ef7618b7272d14c79c1abdea5cd', [[''], ['3045022041ccefcad804c28fcd843afeb10df3bd09d93e56542cda4ae9bcac18ed6' \ '9f6c7022100f24d891b69695099a66b81a4ef382ff0ef388ad211505cd32e2ad3ad' \ 'ebe5f74501'], ['304502201124a34c8bcc6a41c9bda088bc28e4274af02872866fa926205b0799e0f' \ '3b28a022100d0bbe8382a4e6ff46968bb8c2990bb63ef7f413f5b7c3912b4948b3e' \ 'b0e72fc301'], 1, 2, ['022d73c0041da9794fcaa7286fcce35e126f84f8b53563be6abb3b213f964bfbfc'], ['02ab2445a289939e49e326dd29ca068cb38d1c9ef7618b7272d14c79c1abdea5cd']], 'OP_2', [[''], ['3045022041ccefcad804c28fcd843afeb10df3bd09d93e56542cda4ae9bcac18ed6' \ '9f6c7022100f24d891b69695099a66b81a4ef382ff0ef388ad211505cd32e2ad3ad' \ 'ebe5f74501'], ['304502201124a34c8bcc6a41c9bda088bc28e4274af02872866fa926205b0799e0f' \ '3b28a022100d0bbe8382a4e6ff46968bb8c2990bb63ef7f413f5b7c3912b4948b3e' \ 'b0e72fc301'], 1, 2, ['022d73c0041da9794fcaa7286fcce35e126f84f8b53563be6abb3b213f964bfbfc'], ['02ab2445a289939e49e326dd29ca068cb38d1c9ef7618b7272d14c79c1abdea5cd'], 2], 'OP_CHECKMULTISIG', [[''], 0], 'OP_ELSE', [[''], 0], 'OP_ENDIF', [[''], 0], 'RESULT' ] expect(script.debug).to eq(expected) end it 'should not execute p2sh recursively' do # this script_sig includes a pattern that matches the p2sh template script_sig = '0 a914b472a266d0bd89c13706a4132ccfb16f7c3b9fcb87' pk_script = 'OP_HASH160 92a04bc86e23f169691bd6926d11853cc61e1852 OP_EQUAL' script = Bitcoin::Script.from_string(script_sig + ' ' + pk_script) expect(script.run).to be true end it '#sort_p2sh_multisig_signatures 3-of-3' do keys = Array.new(3) { Bitcoin::Key.generate } prev_tx, tx, redeem_script, sig_hash = build_p2sh_multisig_tx(3, *keys) sigs = keys.map { |k| k.sign(sig_hash) } # add sigs in all possible orders, sort them, and see if they are valid [0, 1, 2].permutation do |order| script_sig = Bitcoin::Script.to_p2sh_multisig_script_sig(redeem_script) order.each do |i| script_sig = Bitcoin::Script.add_sig_to_multisig_script_sig( sigs[i], script_sig ) end script_sig = Bitcoin::Script.sort_p2sh_multisig_signatures( script_sig, sig_hash ) tx.in[0].script_sig = script_sig expect(tx.verify_input_signature(0, prev_tx)).to be true end end it '#sort_p2sh_multisig_signatures 2-of-3' do keys = Array.new(3) { Bitcoin::Key.generate } prev_tx, tx, redeem_script, sig_hash = build_p2sh_multisig_tx(2, *keys) sigs = keys.map { |k| k.sign(sig_hash) } # add sigs in all possible orders, sort them, and see if they are valid [0, 1, 2].permutation(2) do |order| script_sig = Bitcoin::Script.to_p2sh_multisig_script_sig(redeem_script) order.each do |i| script_sig = Bitcoin::Script.add_sig_to_multisig_script_sig( sigs[i], script_sig ) end script_sig = Bitcoin::Script.sort_p2sh_multisig_signatures( script_sig, sig_hash ) tx.in[0].script_sig = script_sig expect(tx.verify_input_signature(0, prev_tx)).to be true end end describe 'Implements BIP62' do it 'tests for incorrectly encoded S-values in signatures' do # TX 3da75972766f0ad13319b0b461fd16823a731e44f6e9de4eb3c52d6a6fb6c8ae sig_orig = [ '304502210088984573e3e4f33db7df6aea313f1ce67a3ef3532ea89991494c7f0182' \ '58371802206ceefc9291450dbd40d834f249658e0f64662d52a41cf14e20c9781144' \ 'f2fe0701' ].pack('H*') expect(Bitcoin::Script.is_low_der_signature?(sig_orig)).to be true # Set the start of the S-value to 0xff so it's well above the order of the # curve divided by two sig = sig_orig.unpack('C*') length_r = sig[3] sig[6 + length_r] = 0xff expect(Bitcoin::Script.is_low_der_signature?(sig.pack('C*'))).to be false end it 'enforces rules 3 and 4' do expect( Bitcoin::Script.new([75].pack('C') + 'A' * 75).pushes_are_canonical? ).to be true expect( Bitcoin::Script.new( [Bitcoin::Script::OP_PUSHDATA1, 75].pack('CC') + 'A' * 75 ).pushes_are_canonical? ).to be false expect( Bitcoin::Script.new( [Bitcoin::Script::OP_PUSHDATA2, 255].pack('Cv') + 'A' * 255 ).pushes_are_canonical? ).to be false expect( Bitcoin::Script.new( [Bitcoin::Script::OP_PUSHDATA4, 1645].pack('CV') + 'A' * 1645 ).pushes_are_canonical? ).to be false end end describe 'Implements BIP66' do # see: https://github.com/bitcoin/bips/blob/master/bip-0066.mediawiki#examples # see also: https://github.com/bitcoin/bitcoin/pull/5713/files let(:p1) do '038282263212c609d9ea2a6e3e172de238d8c39cabd5ac1ca10646e23fd5f51508' end let(:p2) do '03363d90d447b00c9c99ceac05b6262ee053441c7e55552ffe526bad8f83ff4640' end def build_crediting_tx(script_pk) tx = Bitcoin::Protocol::Tx.new input = Bitcoin::Protocol::TxIn.new( nil, 0xffffffff, 2, "\x00\x00" ) output = Bitcoin::Protocol::TxOut.new(0, script_pk) tx.add_in(input) tx.add_out(output) Bitcoin::Protocol::Tx.new(tx.to_payload) end def build_spending_tx(script_sig, tx_credit) tx = Bitcoin::Protocol::Tx.new input = Bitcoin::Protocol::TxIn.new( tx_credit.binary_hash, 0, 2, script_sig ) output = Bitcoin::Protocol::TxOut.new(0, '') tx.add_in(input) tx.add_out(output) Bitcoin::Protocol::Tx.new(tx.to_payload) end # essentially DoTest() from script_tests.cpp def run_script_test(script_sig_str, script_pk_str, opts = {}) script_sig = Bitcoin::Script.from_string(script_sig_str) script_pk = Bitcoin::Script.from_string(script_pk_str) tx_credit = build_crediting_tx(script_pk.raw) tx = build_spending_tx(script_sig.raw, tx_credit) tx.verify_input_signature(0, tx_credit, Time.now.to_i, opts) end it 'overly long signature fails with DERSIG passes without' do script_sig = '0000000000000000000000000000000000000000000000000000000000000000000' \ '0000000000000000000000000000000000000000000000000000000000000000000' \ '00000000000000' script_pk = '0 OP_CHECKSIG OP_NOT' expect( run_script_test(script_sig, script_pk, verify_dersig: true) ).to be false expect(run_script_test(script_sig, script_pk)).to be true end it 'missing S fails with DERSIG passes without' do script_sig = '3022022000000000000000000000000000000000000000000000000000000000000000000' script_pk = '0 OP_CHECKSIG OP_NOT' expect( run_script_test(script_sig, script_pk, verify_dersig: true) ).to be false expect(run_script_test(script_sig, script_pk)).to be true end it 'S with invalid fails with DERSIG passes without' do script_sig = '3024021077777777777777777777777777777777020a7777777777777777777777777777777701' script_pk = '0 OP_CHECKSIG OP_NOT' expect( run_script_test(script_sig, script_pk, verify_dersig: true) ).to be false expect(run_script_test(script_sig, script_pk)).to be true end it 'non-integer R fails with DERSIG passes without' do script_sig = '302403107777777777777777777777777777777702107777777777777777777777777777777701' script_pk = '0 OP_CHECKSIG OP_NOT' expect( run_script_test(script_sig, script_pk, verify_dersig: true) ).to be false expect(run_script_test(script_sig, script_pk)).to be true end it 'non-integer S fails with DERSIG passes without' do script_sig = '302402107777777777777777777777777777777703107777777777777777777777777777777701' script_pk = '0 OP_CHECKSIG OP_NOT' expect( run_script_test(script_sig, script_pk, verify_dersig: true) ).to be false expect(run_script_test(script_sig, script_pk)).to be true end it 'zero length R fails with DERSIG passes without' do script_sig = '3014020002107777777777777777777777777777777701' script_pk = '0 OP_CHECKSIG OP_NOT' expect( run_script_test(script_sig, script_pk, verify_dersig: true) ).to be false expect(run_script_test(script_sig, script_pk)).to be true end it 'zero length S fails with DERSIG passes without' do script_sig = '3014021077777777777777777777777777777777020001' script_pk = '0 OP_CHECKSIG OP_NOT' expect( run_script_test(script_sig, script_pk, verify_dersig: true) ).to be false expect(run_script_test(script_sig, script_pk)).to be true end it 'negative S fails with DERSIG passes without' do script_sig = '30240210777777777777777777777777777777770210877777777777777777777777' \ '7777777701' script_pk = '0 OP_CHECKSIG OP_NOT' expect( run_script_test(script_sig, script_pk, verify_dersig: true) ).to be false expect(run_script_test(script_sig, script_pk)).to be true end # Example 1: S1' p1 CHECKSIG (fails w/ verify_dersig, passes w/o) it 'example 1' do script_sig = '30440220d7a0417c3f6d1a15094d1cf2a3378ca0503eb8a57630953a9e2987e21dd' \ 'd0a6502207a6266d686c99090920249991d3d42065b6d43eb70187b219c0db82e4f' \ '94d1a201' script_pk = "#{p1} OP_CHECKSIG" expect(run_script_test(script_sig, script_pk)).to be true expect( run_script_test(script_sig, script_pk, verify_dersig: true) ).to be false end # Example 2: S1' P1 CHECKSIG NOT (fails with either) it 'example 2' do script_sig = '304402208e43c0b91f7c1e5bc58e41c8185f8a6086e111b0090187968a86f282246' \ '2d3c902200a58f4076b1133b18ff1dc83ee51676e44c60cc608d9534e0df5ace042' \ '4fc0be01' script_pk = "#{p1} OP_CHECKSIG OP_NOT" expect(run_script_test(script_sig, script_pk)).to be false expect( run_script_test(script_sig, script_pk, verify_dersig: true) ).to be false end # Example 3: F P1 CHECKSIG fails (fails with either) it 'example 3' do script_sig = '0' script_pk = "#{p1} OP_CHECKSIG" expect(run_script_test(script_sig, script_pk)).to be false expect( run_script_test(script_sig, script_pk, verify_dersig: true) ).to be false end # Example 4: F P1 CHECKSIG NOT (passes with either) it 'example 4' do script_sig = '0' script_pk = "#{p1} OP_CHECKSIG OP_NOT" expect(run_script_test(script_sig, script_pk)).to be true expect( run_script_test(script_sig, script_pk, verify_dersig: true) ).to be true end # Example 5: F' P1 CHECKSIG (fails with either) it 'example 5' do script_sig = '1' script_pk = "#{p1} OP_CHECKSIG" expect(run_script_test(script_sig, script_pk)).to be false expect( run_script_test(script_sig, script_pk, verify_dersig: true) ).to be false end # Example 6: F' P1 CHECKSIG NOT (fails w/verify_dersig, passes w/o) it 'example 6' do script_sig = '1' script_pk = "#{p1} OP_CHECKSIG OP_NOT" expect(run_script_test(script_sig, script_pk)).to be true expect( run_script_test(script_sig, script_pk, verify_dersig: true) ).to be false end # Example 7: 0 S1' S2 2 P1 P2 2 CHECKMULTISIG (fails w/verify_dersig, passes w/o) it 'example 7' do s1 = '30440220cae00b1444babfbf6071b0ba8707f6bd373da3df494d6e74119b0430c5db' \ '810502205d5231b8c5939c8ff0c82242656d6e06edb073d42af336c99fe8837c36ea' \ '39d501' s2 = '304402200b3d0b0375bb15c14620afa4aa10ae90a0d6a046ce217bc20fe0bc1ced68' \ 'c1b802204b550acab90ae6d3478057c9ad24f9df743815b799b6449dd7e7f6d3bc6e' \ '274c01' script_sig = "0 #{s1} #{s2}" script_pk = "2 #{p1} #{p2} 2 OP_CHECKMULTISIG" expect(run_script_test(script_sig, script_pk)).to be true expect( run_script_test(script_sig, script_pk, verify_dersig: true) ).to be false end # Example 8: 0 S1' S2 2 P1 P2 2 CHECKMULTISIG NOT (fails for either) it 'example 8' do s1 = '30440220f00a77260d34ec2f0c59621dc710f58169d0ca06df1a88cd4b1f1b97bd46' \ '991b02201ee220c7e04f26aed03f94aa97fb09ca5627163bf4ba07e6979972ec737d' \ 'b22601' s2 = '3044022079ea80afd538d9ada421b5101febeb6bc874e01dde5bca108c1d0479aec3' \ '39a4022004576db8f66130d1df686ccf00935703689d69cf539438da1edab208b0d6' \ '3c4801' script_sig = "0 #{s1} #{s2}" script_pk = "2 #{p1} #{p2} 2 OP_CHECKMULTISIG OP_NOT" expect(run_script_test(script_sig, script_pk)).to be false expect( run_script_test(script_sig, script_pk, verify_dersig: true) ).to be false end # Example 9: 0 F S2' 2 P1 P2 2 CHECKMULTISIG fails (fails for either) it 'example 9' do s1 = '0' s2 = '3044022081aa9d436f2154e8b6d600516db03d78de71df685b585a9807ead4210bd8' \ '83490220534bb6bdf318a419ac0749660b60e78d17d515558ef369bf872eff405b67' \ '6b2e01' script_sig = "0 #{s1} #{s2}" script_pk = "2 #{p1} #{p2} 2 OP_CHECKMULTISIG" expect(run_script_test(script_sig, script_pk)).to be false expect( run_script_test(script_sig, script_pk, verify_dersig: true) ).to be false end # Example 10: 0 F S2' 2 P1 P2 2 CHECKMULTISIG NOT (fails w/verify_dersig, passes w/o) it 'example 10' do s1 = '0' s2 = '30440220afa76a8f60622f813b05711f051c6c3407e32d1b1b70b0576c1f01b54e4c' \ '05c702200d58e9df044fd1845cabfbeef6e624ba0401daf7d7e084736f9ff601c378' \ '3bf501' script_sig = "0 #{s1} #{s2}" script_pk = "2 #{p1} #{p2} 2 OP_CHECKMULTISIG OP_NOT" expect(run_script_test(script_sig, script_pk)).to be true expect( run_script_test(script_sig, script_pk, verify_dersig: true) ).to be false end # Example 11: 0 S1' F 2 P1 P2 2 CHECKMULTISIG (fails for either) it 'example 11' do s1 = '30440220cae00b1444babfbf6071b0ba8707f6bd373da3df494d6e74119b0430c5db' \ '810502205d5231b8c5939c8ff0c82242656d6e06edb073d42af336c99fe8837c36ea' \ '39d501' s2 = '0' script_sig = "0 #{s1} #{s2}" script_pk = "2 #{p1} #{p2} 2 OP_CHECKMULTISIG" expect(run_script_test(script_sig, script_pk)).to be false expect( run_script_test(script_sig, script_pk, verify_dersig: true) ).to be false end # Example 12: 0 S1' F 2 P1 P2 2 CHECKMULTISIG NOT (passes for either) it 'example 12' do s1 = '30440220f00a77260d34ec2f0c59621dc710f58169d0ca06df1a88cd4b1f1b97bd46' \ '991b02201ee220c7e04f26aed03f94aa97fb09ca5627163bf4ba07e6979972ec737d' \ 'b22601' s2 = '0' script_sig = "0 #{s1} #{s2}" script_pk = "2 #{p1} #{p2} 2 OP_CHECKMULTISIG OP_NOT" expect(run_script_test(script_sig, script_pk)).to be true expect( run_script_test(script_sig, script_pk, verify_dersig: true) ).to be true end end end