scripts: expose is* classifiers
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Daniel Cousens
parent
62e86e0dc1
commit
e4eb743cf9
3 changed files with 214 additions and 182 deletions
test
236
test/scripts.js
236
test/scripts.js
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@ -1,7 +1,6 @@
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var assert = require('assert')
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var scripts = require('../src/scripts')
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var Address = require('../src/address')
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var ECPubKey = require('../src/ecpubkey')
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var Script = require('../src/script')
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@ -19,17 +18,6 @@ describe('Scripts', function() {
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assert.equal(type, f.type)
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})
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})
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fixtures.invalid.classify.forEach(function(f) {
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if (!f.scriptSig) return
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it('returns nonstandard for ' + f.description, function() {
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var script = Script.fromASM(f.scriptSig)
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var type = scripts.classifyInput(script)
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assert.equal(type, 'nonstandard')
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})
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})
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})
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describe('classifyOutput', function() {
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@ -43,159 +31,187 @@ describe('Scripts', function() {
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assert.equal(type, f.type)
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})
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})
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})
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fixtures.invalid.classify.forEach(function(f) {
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if (!f.scriptPubKey) return
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;['PubKey', 'PubKeyHash', 'ScriptHash', 'Multisig', 'NullData'].forEach(function(type) {
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var inputFn = scripts['is' + type + 'Input']
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var outputFn= scripts['is' + type + 'Output']
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it('returns nonstandard for ' + f.description, function() {
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var script = Script.fromASM(f.scriptPubKey)
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var type = scripts.classifyOutput(script)
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describe('is' + type + 'Input', function() {
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fixtures.valid.forEach(function(f) {
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var expected = type.toLowerCase() === f.type
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assert.equal(type, 'nonstandard')
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if (inputFn && f.scriptSig) {
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it('returns ' + expected + ' for ' + f.scriptSig, function() {
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var script = Script.fromASM(f.scriptSig)
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assert.equal(inputFn(script), expected)
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})
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}
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})
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})
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describe('is' + type + 'Output', function() {
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fixtures.valid.forEach(function(f) {
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var expected = type.toLowerCase() === f.type
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if (outputFn && f.scriptPubKey) {
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it('returns ' + expected + ' for ' + f.scriptPubKey, function() {
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var script = Script.fromASM(f.scriptPubKey)
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assert.equal(outputFn(script), expected)
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})
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}
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})
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})
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})
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describe('pubKey', function() {
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describe('pubKeyInput', function() {
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fixtures.valid.forEach(function(f) {
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if (f.type !== 'pubkey') return
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describe('input script', function() {
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it('is generated correctly for ' + f.pubKey, function() {
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var signature = new Buffer(f.signature, 'hex')
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it('returns ' + f.scriptSig, function() {
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var signature = new Buffer(f.signature, 'hex')
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var scriptSig = scripts.pubKeyInput(signature)
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assert.equal(scriptSig.toASM(), f.scriptSig)
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})
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})
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describe('output script', function() {
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it('is generated correctly for ' + f.pubKey, function() {
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var pubKey = ECPubKey.fromHex(f.pubKey)
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var scriptPubKey = scripts.pubKeyOutput(pubKey)
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assert.equal(scriptPubKey.toASM(), f.scriptPubKey)
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})
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var scriptSig = scripts.pubKeyInput(signature)
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assert.equal(scriptSig.toASM(), f.scriptSig)
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})
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})
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})
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describe('pubKeyHash', function() {
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describe('pubKeyOutput', function() {
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fixtures.valid.forEach(function(f) {
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if (f.type !== 'pubkey') return
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it('returns ' + f.scriptPubKey, function() {
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var pubKey = ECPubKey.fromHex(f.pubKey)
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var scriptPubKey = scripts.pubKeyOutput(pubKey)
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assert.equal(scriptPubKey.toASM(), f.scriptPubKey)
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})
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})
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})
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describe('pubKeyHashInput', function() {
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fixtures.valid.forEach(function(f) {
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if (f.type !== 'pubkeyhash') return
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var pubKey = ECPubKey.fromHex(f.pubKey)
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it('returns ' + f.scriptSig, function() {
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var signature = new Buffer(f.signature, 'hex')
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var scriptSig = scripts.pubKeyHashInput(signature, pubKey)
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assert.equal(scriptSig.toASM(), f.scriptSig)
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})
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})
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})
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describe('pubKeyHashOutput', function() {
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fixtures.valid.forEach(function(f) {
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if (f.type !== 'pubkeyhash') return
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var pubKey = ECPubKey.fromHex(f.pubKey)
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var address = pubKey.getAddress()
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describe('input script', function() {
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it('is generated correctly for ' + address, function() {
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var signature = new Buffer(f.signature, 'hex')
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var scriptSig = scripts.pubKeyHashInput(signature, pubKey)
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assert.equal(scriptSig.toASM(), f.scriptSig)
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})
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})
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describe('output script', function() {
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it('is generated correctly for ' + address, function() {
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var scriptPubKey = scripts.pubKeyHashOutput(address.hash)
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assert.equal(scriptPubKey.toASM(), f.scriptPubKey)
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})
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it('returns ' + f.scriptPubKey, function() {
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var scriptPubKey = scripts.pubKeyHashOutput(address.hash)
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assert.equal(scriptPubKey.toASM(), f.scriptPubKey)
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})
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})
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})
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describe('multisig', function() {
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describe('multisigInput', function() {
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fixtures.valid.forEach(function(f) {
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if (f.type !== 'multisig') return
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it('returns ' + f.scriptSig, function() {
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var signatures = f.signatures.map(function(signature) {
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return new Buffer(signature, 'hex')
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})
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var scriptSig = scripts.multisigInput(signatures)
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assert.equal(scriptSig.toASM(), f.scriptSig)
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})
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})
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fixtures.invalid.multisigInput.forEach(function(f) {
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var pubKeys = f.pubKeys.map(ECPubKey.fromHex)
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var scriptPubKey = scripts.multisigOutput(pubKeys.length, pubKeys)
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it('throws on ' + f.exception, function() {
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var signatures = f.signatures.map(function(signature) {
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return new Buffer(signature, 'hex')
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})
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assert.throws(function() {
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scripts.multisigInput(signatures, scriptPubKey)
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}, new RegExp(f.exception))
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})
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})
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})
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describe('multisigOutput', function() {
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fixtures.valid.forEach(function(f) {
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if (f.type !== 'multisig') return
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var pubKeys = f.pubKeys.map(ECPubKey.fromHex)
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var scriptPubKey = scripts.multisigOutput(pubKeys.length, pubKeys)
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describe('input script', function() {
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it('is generated correctly for ' + f.scriptPubKey, function() {
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var signatures = f.signatures.map(function(signature) {
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return new Buffer(signature, 'hex')
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})
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var scriptSig = scripts.multisigInput(signatures)
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assert.equal(scriptSig.toASM(), f.scriptSig)
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})
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})
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describe('output script', function() {
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it('is generated correctly for ' + f.scriptPubKey, function() {
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assert.equal(scriptPubKey.toASM(), f.scriptPubKey)
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})
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it('returns ' + f.scriptPubKey, function() {
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assert.equal(scriptPubKey.toASM(), f.scriptPubKey)
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})
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})
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fixtures.invalid.multisig.forEach(function(f) {
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var pubKeys = f.pubKeys.map(ECPubKey.fromHex)
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var scriptPubKey = scripts.multisigOutput(pubKeys.length, pubKeys)
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fixtures.invalid.multisigOutput.forEach(function(f) {
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var pubKeys = f.pubKeys.map(function(p) { return new Buffer(p, 'hex') })
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if (f.scriptPubKey) {
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describe('output script', function() {
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it('throws on ' + f.exception, function() {
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assert.throws(function() {
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scripts.multisigOutput(f.m, pubKeys)
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}, new RegExp(f.exception))
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})
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})
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} else {
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describe('input script', function() {
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it('throws on ' + f.exception, function() {
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var signatures = f.signatures.map(function(signature) {
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return new Buffer(signature, 'hex')
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})
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assert.throws(function() {
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scripts.multisigInput(signatures, scriptPubKey)
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}, new RegExp(f.exception))
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})
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})
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}
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it('throws on ' + f.exception, function() {
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assert.throws(function() {
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scripts.multisigOutput(f.m, pubKeys)
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}, new RegExp(f.exception))
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})
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})
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})
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describe('scripthash', function() {
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describe('scriptHashInput', function() {
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fixtures.valid.forEach(function(f) {
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if (f.type !== 'scripthash') return
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var redeemScript = Script.fromASM(f.redeemScript)
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var redeemScriptSig = Script.fromASM(f.redeemScriptSig)
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var address = Address.fromOutputScript(Script.fromASM(f.scriptPubKey))
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it('returns ' + f.scriptSig, function() {
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var scriptSig = scripts.scriptHashInput(redeemScriptSig, redeemScript)
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describe('input script', function() {
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it('is generated correctly for ' + address, function() {
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var scriptSig = scripts.scriptHashInput(redeemScriptSig, redeemScript)
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assert.equal(scriptSig.toASM(), f.scriptSig)
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})
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})
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describe('output script', function() {
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it('is generated correctly for ' + address, function() {
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var scriptPubKey = scripts.scriptHashOutput(redeemScript.getHash())
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assert.equal(scriptPubKey.toASM(), f.scriptPubKey)
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})
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assert.equal(scriptSig.toASM(), f.scriptSig)
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})
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})
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})
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describe('data', function() {
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describe('scriptHashOutput', function() {
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fixtures.valid.forEach(function(f) {
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if (f.type !== 'scripthash') return
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var redeemScript = Script.fromASM(f.redeemScript)
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it('returns ' + f.scriptPubKey, function() {
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var scriptPubKey = scripts.scriptHashOutput(redeemScript.getHash())
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assert.equal(scriptPubKey.toASM(), f.scriptPubKey)
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})
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})
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})
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describe('nullDataOutput', function() {
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fixtures.valid.forEach(function(f) {
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if (f.type !== 'nulldata') return
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var data = new Buffer(f.data, 'hex')
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var scriptPubKey = scripts.nullDataOutput(data)
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describe('output script', function() {
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it('is generated correctly for ' + f.scriptPubKey, function() {
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assert.equal(scriptPubKey.toASM(), f.scriptPubKey)
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})
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it('returns ' + f.scriptPubKey, function() {
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assert.equal(scriptPubKey.toASM(), f.scriptPubKey)
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})
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})
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})
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