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scripts: extract all scripts to encode/decode/check style

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This commit is contained in:
Daniel Cousens 2016-11-02 12:30:37 +11:00 • committed by Daniel Cousens
parent 27b48e8aa2
commit d9fa39a2cc
23 changed files with 852 additions and 729 deletions

137
test/script.js
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@ -146,44 +146,43 @@ describe('script', function () {
})
;[
'PubKey',
'PubKeyHash',
'ScriptHash',
'WitnessPubKeyHash',
'WitnessScriptHash',
'Multisig',
'NullData'
].forEach(function (type) {
var inputFnName = 'is' + type + 'Input'
var outputFnName = 'is' + type + 'Output'
'pubKey',
'pubKeyHash',
'scriptHash',
'witnessPubKeyHash',
'witnessScriptHash',
'multisig',
'nullData'
].forEach(function (name) {
var inputType = bscript[name].input
var outputType = bscript[name].output
var inputFn = bscript[inputFnName]
var outputFn = bscript[outputFnName]
describe('is' + type + 'Input', function () {
describe(name + '.input.check', function () {
fixtures.valid.forEach(function (f) {
var expected = type.toLowerCase() === f.type
var expected = name.toLowerCase() === f.type
if (inputFn && f.scriptSig) {
if (inputType && f.scriptSig) {
var scriptSig = bscript.fromASM(f.scriptSig)
it('returns ' + expected + ' for ' + f.scriptSig, function () {
assert.strictEqual(inputFn(scriptSig), expected)
assert.strictEqual(inputType.check(scriptSig), expected)
})
if (f.typeIncomplete) {
var expectedIncomplete = type.toLowerCase() === f.typeIncomplete
var expectedIncomplete = name.toLowerCase() === f.typeIncomplete
it('returns ' + expected + ' for ' + f.scriptSig, function () {
assert.strictEqual(inputFn(scriptSig, true), expectedIncomplete)
assert.strictEqual(inputType.check(scriptSig, true), expectedIncomplete)
})
}
}
})
if (!(inputFnName in fixtures.invalid)) return
if (!(fixtures.invalid[name])) return
fixtures.invalid[name].inputs.forEach(function (f) {
if (!f.scriptSig && !f.scriptSigHex) return
fixtures.invalid[inputFnName].forEach(function (f) {
it('returns false for ' + f.description + ' (' + (f.scriptSig || f.scriptSigHex) + ')', function () {
var scriptSig
@ -193,27 +192,29 @@ describe('script', function () {
scriptSig = new Buffer(f.scriptSigHex, 'hex')
}
assert.strictEqual(inputFn(scriptSig), false)
assert.strictEqual(inputType.check(scriptSig), false)
})
})
})
describe('is' + type + 'Output', function () {
describe(name + '.output.check', function () {
fixtures.valid.forEach(function (f) {
var expected = type.toLowerCase() === f.type
var expected = name.toLowerCase() === f.type
if (outputFn && f.scriptPubKey) {
if (outputType && f.scriptPubKey) {
it('returns ' + expected + ' for ' + f.scriptPubKey, function () {
var scriptPubKey = bscript.fromASM(f.scriptPubKey)
assert.strictEqual(outputFn(scriptPubKey), expected)
assert.strictEqual(outputType.check(scriptPubKey), expected)
})
}
})
if (!(outputFnName in fixtures.invalid)) return
if (!(fixtures.invalid[name])) return
fixtures.invalid[name].outputs.forEach(function (f) {
if (!f.scriptPubKey && !f.scriptPubKeyHex) return
fixtures.invalid[outputFnName].forEach(function (f) {
it('returns false for ' + f.description + ' (' + (f.scriptPubKey || f.scriptPubKeyHex) + ')', function () {
var scriptPubKey
@ -223,39 +224,39 @@ describe('script', function () {
scriptPubKey = new Buffer(f.scriptPubKeyHex, 'hex')
}
assert.strictEqual(outputFn(scriptPubKey), false)
assert.strictEqual(outputType.check(scriptPubKey), false)
})
})
})
})
describe('pubKeyInput', function () {
describe('pubKey.input.encode', function () {
fixtures.valid.forEach(function (f) {
if (f.type !== 'pubkey') return
it('returns ' + f.scriptSig, function () {
var signature = new Buffer(f.signature, 'hex')
var scriptSig = bscript.pubKeyInput(signature)
var scriptSig = bscript.pubKey.input.encode(signature)
assert.strictEqual(bscript.toASM(scriptSig), f.scriptSig)
})
})
})
describe('pubKeyOutput', function () {
describe('pubKey.output.encode', function () {
fixtures.valid.forEach(function (f) {
if (f.type !== 'pubkey') return
it('returns ' + f.scriptPubKey, function () {
var pubKey = new Buffer(f.pubKey, 'hex')
var scriptPubKey = bscript.pubKeyOutput(pubKey)
var scriptPubKey = bscript.pubKey.output.encode(pubKey)
assert.strictEqual(bscript.toASM(scriptPubKey), f.scriptPubKey)
})
})
})
describe('pubKeyHashInput', function () {
describe('pubKeyHash.input.encode', function () {
fixtures.valid.forEach(function (f) {
if (f.type !== 'pubkeyhash') return
@ -264,13 +265,13 @@ describe('script', function () {
it('returns ' + f.scriptSig, function () {
var signature = new Buffer(f.signature, 'hex')
var scriptSig = bscript.pubKeyHashInput(signature, pubKey)
var scriptSig = bscript.pubKeyHash.input.encode(signature, pubKey)
assert.strictEqual(bscript.toASM(scriptSig), f.scriptSig)
})
})
})
describe('pubKeyHashOutput', function () {
describe('pubKeyHash.output.encode', function () {
fixtures.valid.forEach(function (f) {
if (f.type !== 'pubkeyhash') return
@ -278,23 +279,24 @@ describe('script', function () {
var pubKeyHash = bcrypto.hash160(pubKey)
it('returns ' + f.scriptPubKey, function () {
var scriptPubKey = bscript.pubKeyHashOutput(pubKeyHash)
var scriptPubKey = bscript.pubKeyHash.output.encode(pubKeyHash)
assert.strictEqual(bscript.toASM(scriptPubKey), f.scriptPubKey)
})
})
fixtures.invalid.pubKeyHashOutput.forEach(function (f) {
fixtures.invalid.pubKeyHash.outputs.forEach(function (f) {
if (!f.hash) return
var hash = new Buffer(f.hash, 'hex')
it('throws on ' + f.exception, function () {
assert.throws(function () {
bscript.pubKeyHashOutput(hash)
bscript.pubKeyHash.output.encode(hash)
}, new RegExp(f.exception))
})
})
})
describe('multisigInput', function () {
describe('multisig.input.encode', function () {
fixtures.valid.forEach(function (f) {
if (f.type !== 'multisig') return
@ -303,12 +305,13 @@ describe('script', function () {
return signature ? new Buffer(signature, 'hex') : ops.OP_0
})
var scriptSig = bscript.multisigInput(signatures)
var scriptSig = bscript.multisig.input.encode(signatures)
assert.strictEqual(bscript.toASM(scriptSig), f.scriptSig)
})
})
fixtures.invalid.multisigInput.forEach(function (f) {
fixtures.invalid.multisig.inputs.forEach(function (f) {
if (!f.scriptPubKey) return
var scriptPubKey = bscript.fromASM(f.scriptPubKey)
it('throws on ' + f.exception, function () {
@ -317,38 +320,39 @@ describe('script', function () {
})
assert.throws(function () {
bscript.multisigInput(signatures, scriptPubKey)
bscript.multisig.input.encode(signatures, scriptPubKey)
}, new RegExp(f.exception))
})
})
})
describe('multisigOutput', function () {
describe('multisig.output.encode', function () {
fixtures.valid.forEach(function (f) {
if (f.type !== 'multisig') return
var pubKeys = f.pubKeys.map(function (p) { return new Buffer(p, 'hex') })
var scriptPubKey = bscript.multisigOutput(pubKeys.length, pubKeys)
var scriptPubKey = bscript.multisig.output.encode(pubKeys.length, pubKeys)
it('returns ' + f.scriptPubKey, function () {
assert.strictEqual(bscript.toASM(scriptPubKey), f.scriptPubKey)
})
})
fixtures.invalid.multisigOutput.forEach(function (f) {
fixtures.invalid.multisig.outputs.forEach(function (f) {
if (!f.pubKeys) return
var pubKeys = f.pubKeys.map(function (p) {
return new Buffer(p, 'hex')
})
it('throws on ' + f.exception, function () {
assert.throws(function () {
bscript.multisigOutput(f.m, pubKeys)
bscript.multisig.output.encode(f.m, pubKeys)
}, new RegExp(f.exception))
})
})
})
describe('scriptHashInput', function () {
describe('scriptHash.input.encode', function () {
fixtures.valid.forEach(function (f) {
if (f.type !== 'scripthash') return
@ -356,7 +360,7 @@ describe('script', function () {
var redeemScriptSig = bscript.fromASM(f.redeemScriptSig)
it('returns ' + f.scriptSig, function () {
var scriptSig = bscript.scriptHashInput(redeemScriptSig, redeemScript)
var scriptSig = bscript.scriptHash.input.encode(redeemScriptSig, redeemScript)
if (f.scriptSig) {
assert.strictEqual(bscript.toASM(scriptSig), f.scriptSig)
@ -367,31 +371,32 @@ describe('script', function () {
})
})
describe('scriptHashOutput', function () {
describe('scriptHash.output.encode', function () {
fixtures.valid.forEach(function (f) {
if (f.type !== 'scripthash') return
if (!f.scriptPubKey) return
it('returns ' + f.scriptPubKey, function () {
var redeemScript = bscript.fromASM(f.redeemScript)
var scriptPubKey = bscript.scriptHashOutput(bcrypto.hash160(redeemScript))
var scriptPubKey = bscript.scriptHash.output.encode(bcrypto.hash160(redeemScript))
assert.strictEqual(bscript.toASM(scriptPubKey), f.scriptPubKey)
})
})
fixtures.invalid.scriptHashOutput.forEach(function (f) {
fixtures.invalid.scriptHash.outputs.forEach(function (f) {
if (!f.hash) return
var hash = new Buffer(f.hash, 'hex')
it('throws on ' + f.exception, function () {
assert.throws(function () {
bscript.scriptHashOutput(hash)
bscript.scriptHash.output.encode(hash)
}, new RegExp(f.exception))
})
})
})
describe('witnessPubKeyHashOutput', function () {
describe('witnessPubKeyHash.output.encode', function () {
fixtures.valid.forEach(function (f) {
if (f.type !== 'witnesspubkeyhash') return
if (!f.scriptPubKey) return
@ -400,23 +405,24 @@ describe('script', function () {
var pubKeyHash = bcrypto.hash160(pubKey)
it('returns ' + f.scriptPubKey, function () {
var scriptPubKey = bscript.witnessPubKeyHashOutput(pubKeyHash)
var scriptPubKey = bscript.witnessPubKeyHash.output.encode(pubKeyHash)
assert.strictEqual(bscript.toASM(scriptPubKey), f.scriptPubKey)
})
})
fixtures.invalid.witnessPubKeyHashOutput.forEach(function (f) {
fixtures.invalid.witnessPubKeyHash.outputs.forEach(function (f) {
if (!f.hash) return
var hash = new Buffer(f.hash, 'hex')
it('throws on ' + f.exception, function () {
assert.throws(function () {
bscript.witnessPubKeyHashOutput(hash)
bscript.witnessPubKeyHash.output.encode(hash)
}, new RegExp(f.exception))
})
})
})
describe('witnessScriptHashInput', function () {
describe('witnessScriptHash.inputs.encode', function () {
fixtures.valid.forEach(function (f) {
if (f.type !== 'witnessscripthash') return
@ -424,43 +430,44 @@ describe('script', function () {
var witnessScriptSig = bscript.fromASM(f.witnessScriptSig)
it('returns ' + f.witness, function () {
var witness = bscript.witnessScriptHashInput(witnessScriptSig, witnessScript)
var witness = bscript.witnessScriptHash.input.encode(witnessScriptSig, witnessScript)
assert.strictEqual(bscript.toASM(witness), f.witness)
})
})
})
describe('witnessScriptHashOutput', function () {
describe('witnessScriptHash.outputs.encode', function () {
fixtures.valid.forEach(function (f) {
if (f.type !== 'witnessscripthash') return
if (!f.scriptPubKey) return
it('returns ' + f.scriptPubKey, function () {
var witnessScriptPubKey = bscript.fromASM(f.witnessScriptPubKey)
var scriptPubKey = bscript.witnessScriptHashOutput(bcrypto.hash256(witnessScriptPubKey))
var scriptPubKey = bscript.witnessScriptHash.output.encode(bcrypto.hash256(witnessScriptPubKey))
assert.strictEqual(bscript.toASM(scriptPubKey), f.scriptPubKey)
})
})
fixtures.invalid.witnessScriptHashOutput.forEach(function (f) {
fixtures.invalid.witnessScriptHash.outputs.forEach(function (f) {
if (!f.hash) return
var hash = new Buffer(f.hash, 'hex')
it('throws on ' + f.exception, function () {
assert.throws(function () {
bscript.witnessScriptHashOutput(hash)
bscript.witnessScriptHash.output.encode(hash)
}, new RegExp(f.exception))
})
})
})
describe('nullDataOutput', function () {
describe('nullData.output.encode', function () {
fixtures.valid.forEach(function (f) {
if (f.type !== 'nulldata') return
var data = new Buffer(f.data, 'hex')
var scriptPubKey = bscript.nullDataOutput(data)
var scriptPubKey = bscript.nullData.output.encode(data)
it('returns ' + f.scriptPubKey, function () {
assert.strictEqual(bscript.toASM(scriptPubKey), f.scriptPubKey)