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integration: avoid excessive blockchain requests #343

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Merged
merged 2 commits into from
Jan 28, 2015
Merged

integration: avoid excessive blockchain requests #343

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5e1cd6e
integration: avoid looking up all address transactions each time
dcousens Jan 27, 2015
234ae84
integration: use 'bitcoinjs-lib' as OP_RETURN constant
dcousens Jan 27, 2015
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21 changes: 9 additions & 12 deletions test/integration/advanced.js
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Original file line number Diff line number Diff line change
Expand Up @@ -31,30 +31,27 @@ describe('bitcoinjs-lib (advanced)', function() {
blockchain.addresses.unspents(address, function(err, unspents) {
if (err) return done(err)

// filter small unspents
unspents = unspents.filter(function(unspent) { return unspent.value > 1e4 })

// use the oldest unspent
var unspent = unspents.pop()

var tx = new bitcoin.TransactionBuilder()

var data = new Buffer('cafedeadbeef', 'hex')
var data = new Buffer('bitcoinjs-lib')
var dataScript = bitcoin.scripts.nullDataOutput(data)

var unspent = unspents.pop()

tx.addInput(unspent.txId, unspent.vout)
tx.addOutput(dataScript, 1000)
tx.sign(0, key)

blockchain.transactions.propagate(tx.build().toHex(), function(err) {
var txBuilt = tx.build()

blockchain.transactions.propagate(txBuilt.toHex(), function(err) {
if (err) return done(err)

// check that the message was propagated
blockchain.addresses.transactions(address, function(err, transactions) {
blockchain.transactions.get(txBuilt.getId(), function(err, transaction) {
if (err) return done(err)

var transaction = bitcoin.Transaction.fromHex(transactions[0].txHex)
var dataScript2 = transaction.outs[0].script
var actual = bitcoin.Transaction.fromHex(transaction.txHex)
var dataScript2 = actual.outs[0].script
var data2 = dataScript2.chunks[1]

assert.deepEqual(dataScript, dataScript2)
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