var assert = require('assert') var scripts = require('../src/scripts') var Address = require('../src/address') var ECPubKey = require('../src/ecpubkey') var Script = require('../src/script') var fixtures = require('./fixtures/script.json') var fixtures2 = require('./fixtures/scripts.json') describe('Scripts', function() { describe('classifyInput', function() { fixtures.valid.forEach(function(f) { if (f.scriptPubKey) return it('supports ' + f.type, function() { var script = Script.fromHex(f.hex) var type = scripts.classifyInput(script) assert.equal(type, f.type) }) }) }) describe('classifyOutput', function() { fixtures.valid.forEach(function(f) { if (!f.scriptPubKey) return it('supports ' + f.type, function() { var script = Script.fromHex(f.hex) var type = scripts.classifyOutput(script) assert.equal(type, f.type) }) }) }) describe('pubKey', function() { fixtures2.valid.pubKey.forEach(function(f) { describe('input script', function() { it('is generated correctly for ' + f.pubKey, function() { var signature = new Buffer(f.signature, 'hex') var scriptSig = scripts.pubKeyInput(signature) assert.equal(scriptSig.toHex(), f.scriptSig) }) }) describe('output script', function() { it('is generated correctly for ' + f.pubKey, function() { var pubKey = ECPubKey.fromHex(f.pubKey) var scriptPubKey = scripts.pubKeyOutput(pubKey) assert.equal(scriptPubKey.toHex(), f.scriptPubKey) }) }) }) }) describe('pubKeyHash', function() { fixtures2.valid.pubKeyHash.forEach(function(f) { var pubKey = ECPubKey.fromHex(f.pubKey) var address = pubKey.getAddress() describe('input script', function() { it('is generated correctly for ' + address, function() { var signature = new Buffer(f.signature, 'hex') var scriptSig = scripts.pubKeyHashInput(signature, pubKey) assert.equal(scriptSig.toHex(), f.scriptSig) }) }) describe('output script', function() { it('is generated correctly for ' + address, function() { var scriptPubKey = scripts.pubKeyHashOutput(address.hash) assert.equal(scriptPubKey.toHex(), f.scriptPubKey) }) }) }) }) describe('multisig', function() { fixtures2.valid.multisig.forEach(function(f) { var pubKeys = f.pubKeys.map(ECPubKey.fromHex) var scriptPubKey = scripts.multisigOutput(pubKeys.length, pubKeys) // FIXME: some missing test data for now if (f.scriptSig) { describe('input script', function() { it('is generated correctly for ' + scriptPubKey.toHex(), function() { var signatures = f.signatures.map(function(signature) { return new Buffer(signature, 'hex') }) var scriptSig = scripts.multisigInput(signatures) assert.equal(scriptSig.toHex(), f.scriptSig) }) }) } describe('output script', function() { it('is generated correctly for ' + scriptPubKey.toHex(), function() { assert.equal(scriptPubKey.toHex(), f.scriptPubKey) }) }) }) fixtures2.invalid.multisig.forEach(function(f) { var pubKeys = f.pubKeys.map(ECPubKey.fromHex) var scriptPubKey = scripts.multisigOutput(pubKeys.length, pubKeys) if (f.scriptPubKey) { describe('output script', function() { it('throws on ' + f.exception, function() { assert.throws(function() { scripts.multisigOutput(f.m, pubKeys) }, new RegExp(f.exception)) }) }) } else { describe('input script', function() { it('throws on ' + f.exception, function() { var signatures = f.signatures.map(function(signature) { return new Buffer(signature, 'hex') }) assert.throws(function() { scripts.multisigInput(signatures, scriptPubKey) }, new RegExp(f.exception)) }) }) } }) }) describe('scripthash', function() { fixtures2.valid.scripthash.forEach(function(f) { var redeemScript = Script.fromHex(f.redeemScript) var redeemScriptSig = Script.fromHex(f.redeemScriptSig) var address = Address.fromOutputScript(Script.fromHex(f.scriptPubKey)) describe('input script', function() { it('is generated correctly for ' + address, function() { var scriptSig = scripts.scriptHashInput(redeemScriptSig, redeemScript) assert.equal(scriptSig.toHex(), f.scriptSig) }) }) describe('output script', function() { it('is generated correctly for ' + address, function() { var scriptPubKey = scripts.scriptHashOutput(redeemScript.getHash()) assert.equal(scriptPubKey.toHex(), f.scriptPubKey) }) }) }) }) })