const assert = require('assert') const ethUtil = require('ethereumjs-util') const EthTx = require('ethereumjs-tx') const ObservableStore = require('obs-store') const clone = require('clone') const sinon = require('sinon') const TransactionController = require('../../app/scripts/controllers/transactions') const TxProvideUtils = require('../../app/scripts/lib/tx-utils') const txStateHistoryHelper = require('../../app/scripts/lib/tx-state-history-helper') const noop = () => true const currentNetworkId = 42 const otherNetworkId = 36 const privKey = new Buffer('8718b9618a37d1fc78c436511fc6df3c8258d3250635bba617f33003270ec03e', 'hex') const { createStubedProvider } = require('../stub/provider') describe('Transaction Controller', function () { let txController, engine, provider, providerResultStub beforeEach(function () { providerResultStub = {} provider = createStubedProvider(providerResultStub) txController = new TransactionController({ provider, networkStore: new ObservableStore(currentNetworkId), txHistoryLimit: 10, blockTracker: { getCurrentBlock: noop, on: noop, once: noop }, ethStore: { getState: noop }, signTransaction: (ethTx) => new Promise((resolve) => { ethTx.sign(privKey) resolve() }), }) txController.nonceTracker.getNonceLock = () => Promise.resolve({ nextNonce: 0, releaseLock: noop }) txController.txProviderUtils = new TxProvideUtils(txController.provider) }) describe('#newUnapprovedTransaction', function () { let stub, txMeta, txParams beforeEach(function () { txParams = { 'from':'0xc684832530fcbddae4b4230a47e991ddcec2831d', 'to':'0xc684832530fcbddae4b4230a47e991ddcec2831d', }, txMeta = { status: 'unapproved', id: 1, metamaskNetworkId: currentNetworkId, txParams, } txController.addTx(txMeta) stub = sinon.stub(txController, 'addUnapprovedTransaction').returns(Promise.resolve(txMeta)) }) afterEach(function () { stub.restore() }) it('should emit newUnaprovedTx event and pass txMeta as the first argument', function (done) { txController.once('newUnaprovedTx', (txMetaFromEmit) => { assert(txMetaFromEmit, 'txMeta is falsey') assert.equal(txMetaFromEmit.id, 1, 'the right txMeta was passed') done() }) txController.newUnapprovedTransaction(txParams) .catch(done) }) it('should resolve when finished and status is submitted and resolve with the hash', function (done) { txController.once('newUnaprovedTx', (txMetaFromEmit) => { setTimeout(() => { txController.setTxHash(txMetaFromEmit.id, '0x0') txController.setTxStatusSubmitted(txMetaFromEmit.id) }, 10) }) txController.newUnapprovedTransaction(txParams) .then((hash) => { assert(hash, 'newUnapprovedTransaction needs to return the hash') done() }) .catch(done) }) it('should reject when finished and status is rejected', function (done) { txController.once('newUnaprovedTx', (txMetaFromEmit) => { setTimeout(() => { txController.setTxStatusRejected(txMetaFromEmit.id) }, 10) }) txController.newUnapprovedTransaction(txParams) .catch((err) => { if (err.message === 'MetaMask Tx Signature: User denied transaction signature.') done() else done(err) }) }) }) describe('#addUnapprovedTransaction', function () { it('should add an unapproved transaction and return a valid txMeta', function (done) { const addTxDefaultsStub = sinon.stub(txController, 'addTxDefaults').callsFake(() => Promise.resolve()) txController.addUnapprovedTransaction({}) .then((txMeta) => { assert(('id' in txMeta), 'should have a id') assert(('time' in txMeta), 'should have a time stamp') assert(('metamaskNetworkId' in txMeta), 'should have a metamaskNetworkId') assert(('txParams' in txMeta), 'should have a txParams') assert(('history' in txMeta), 'should have a history') const memTxMeta = txController.getTx(txMeta.id) assert.deepEqual(txMeta, memTxMeta, `txMeta should be stored in txController after adding it\n expected: ${txMeta} \n got: ${memTxMeta}`) addTxDefaultsStub.restore() done() }).catch(done) }) }) describe('#addTxDefaults', function () { it('should add the tx defaults if their are none', function (done) { let txMeta = { 'txParams': { 'from':'0xc684832530fcbddae4b4230a47e991ddcec2831d', 'to':'0xc684832530fcbddae4b4230a47e991ddcec2831d', }, } providerResultStub.eth_gasPrice = '4a817c800' providerResultStub.eth_getBlockByNumber = { gasLimit: '47b784' } providerResultStub.eth_estimateGas = '5209' txController.addTxDefaults(txMeta) .then((txMetaWithDefaults) => { assert(txMetaWithDefaults.txParams.value, '0x0','should have added 0x0 as the value') assert(txMetaWithDefaults.txParams.gasPrice, 'should have added the gas price') assert(txMetaWithDefaults.txParams.gas, 'should have added the gas field') done() }) .catch(done) }) }) describe('#validateTxParams', function () { it('does not throw for positive values', function (done) { var sample = { value: '0x01', } txController.txProviderUtils.validateTxParams(sample).then(() => { done() }).catch(done) }) it('returns error for negative values', function (done) { var sample = { value: '-0x01', } txController.txProviderUtils.validateTxParams(sample) .then(() => done('expected to thrown on negativity values but didn\'t')) .catch((err) => { assert.ok(err, 'error') done() }) }) }) describe('#getTxList', function () { it('when new should return empty array', function () { var result = txController.getTxList() assert.ok(Array.isArray(result)) assert.equal(result.length, 0) }) }) describe('#addTx', function () { it('adds a tx returned in getTxList', function () { var tx = { id: 1, status: 'confirmed', metamaskNetworkId: currentNetworkId, txParams: {} } txController.addTx(tx, noop) var result = txController.getTxList() assert.ok(Array.isArray(result)) assert.equal(result.length, 1) assert.equal(result[0].id, 1) }) it('does not override txs from other networks', function () { var tx = { id: 1, status: 'confirmed', metamaskNetworkId: currentNetworkId, txParams: {} } var tx2 = { id: 2, status: 'confirmed', metamaskNetworkId: otherNetworkId, txParams: {} } txController.addTx(tx, noop) txController.addTx(tx2, noop) var result = txController.getFullTxList() var result2 = txController.getTxList() assert.equal(result.length, 2, 'txs were deleted') assert.equal(result2.length, 1, 'incorrect number of txs on network.') }) it('cuts off early txs beyond a limit', function () { const limit = txController.txHistoryLimit for (let i = 0; i < limit + 1; i++) { const tx = { id: i, time: new Date(), status: 'confirmed', metamaskNetworkId: currentNetworkId, txParams: {} } txController.addTx(tx, noop) } var result = txController.getTxList() assert.equal(result.length, limit, `limit of ${limit} txs enforced`) assert.equal(result[0].id, 1, 'early txs truncted') }) it('cuts off early txs beyond a limit whether or not it is confirmed or rejected', function () { const limit = txController.txHistoryLimit for (let i = 0; i < limit + 1; i++) { const tx = { id: i, time: new Date(), status: 'rejected', metamaskNetworkId: currentNetworkId, txParams: {} } txController.addTx(tx, noop) } var result = txController.getTxList() assert.equal(result.length, limit, `limit of ${limit} txs enforced`) assert.equal(result[0].id, 1, 'early txs truncted') }) it('cuts off early txs beyond a limit but does not cut unapproved txs', function () { var unconfirmedTx = { id: 0, time: new Date(), status: 'unapproved', metamaskNetworkId: currentNetworkId, txParams: {} } txController.addTx(unconfirmedTx, noop) const limit = txController.txHistoryLimit for (let i = 1; i < limit + 1; i++) { const tx = { id: i, time: new Date(), status: 'confirmed', metamaskNetworkId: currentNetworkId, txParams: {} } txController.addTx(tx, noop) } var result = txController.getTxList() assert.equal(result.length, limit, `limit of ${limit} txs enforced`) assert.equal(result[0].id, 0, 'first tx should still be there') assert.equal(result[0].status, 'unapproved', 'first tx should be unapproved') assert.equal(result[1].id, 2, 'early txs truncted') }) }) describe('#setTxStatusSigned', function () { it('sets the tx status to signed', function () { var tx = { id: 1, status: 'unapproved', metamaskNetworkId: currentNetworkId, txParams: {} } txController.addTx(tx, noop) txController.setTxStatusSigned(1) var result = txController.getTxList() assert.ok(Array.isArray(result)) assert.equal(result.length, 1) assert.equal(result[0].status, 'signed') }) it('should emit a signed event to signal the exciton of callback', (done) => { this.timeout(10000) var tx = { id: 1, status: 'unapproved', metamaskNetworkId: currentNetworkId, txParams: {} } const noop = function () { assert(true, 'event listener has been triggered and noop executed') done() } txController.addTx(tx) txController.on('1:signed', noop) txController.setTxStatusSigned(1) }) }) describe('#setTxStatusRejected', function () { it('sets the tx status to rejected', function () { var tx = { id: 1, status: 'unapproved', metamaskNetworkId: currentNetworkId, txParams: {} } txController.addTx(tx) txController.setTxStatusRejected(1) var result = txController.getTxList() assert.ok(Array.isArray(result)) assert.equal(result.length, 1) assert.equal(result[0].status, 'rejected') }) it('should emit a rejected event to signal the exciton of callback', (done) => { this.timeout(10000) var tx = { id: 1, status: 'unapproved', metamaskNetworkId: currentNetworkId, txParams: {} } txController.addTx(tx) const noop = function (err, txId) { assert(true, 'event listener has been triggered and noop executed') done() } txController.on('1:rejected', noop) txController.setTxStatusRejected(1) }) }) describe('#updateTx', function () { it('replaces the tx with the same id', function () { txController.addTx({ id: '1', status: 'unapproved', metamaskNetworkId: currentNetworkId, txParams: {} }, noop) txController.addTx({ id: '2', status: 'confirmed', metamaskNetworkId: currentNetworkId, txParams: {} }, noop) const tx1 = txController.getTx('1') tx1.status = 'blah' tx1.hash = 'foo' txController.updateTx(tx1) const savedResult = txController.getTx('1') assert.equal(savedResult.hash, 'foo') }) it('updates gas price and adds history items', function () { const originalGasPrice = '0x01' const desiredGasPrice = '0x02' const txMeta = { id: '1', status: 'unapproved', metamaskNetworkId: currentNetworkId, txParams: { gasPrice: originalGasPrice, }, } txController.addTx(txMeta) const updatedTx = txController.getTx('1') // verify tx was initialized correctly assert.equal(updatedTx.history.length, 1, 'one history item (initial)') assert.equal(Array.isArray(updatedTx.history[0]), false, 'first history item is initial state') assert.deepEqual(updatedTx.history[0], txStateHistoryHelper.snapshotFromTxMeta(updatedTx), 'first history item is initial state') // modify value and updateTx updatedTx.txParams.gasPrice = desiredGasPrice txController.updateTx(updatedTx) // check updated value const result = txController.getTx('1') assert.equal(result.txParams.gasPrice, desiredGasPrice, 'gas price updated') // validate history was updated assert.equal(result.history.length, 2, 'two history items (initial + diff)') const expectedEntry = { op: 'replace', path: '/txParams/gasPrice', value: desiredGasPrice } assert.deepEqual(result.history[1], [expectedEntry], 'two history items (initial + diff)') }) }) describe('#getUnapprovedTxList', function () { it('returns unapproved txs in a hash', function () { txController.addTx({ id: '1', status: 'unapproved', metamaskNetworkId: currentNetworkId, txParams: {} }, noop) txController.addTx({ id: '2', status: 'confirmed', metamaskNetworkId: currentNetworkId, txParams: {} }, noop) const result = txController.getUnapprovedTxList() assert.equal(typeof result, 'object') assert.equal(result['1'].status, 'unapproved') assert.equal(result['2'], undefined) }) }) describe('#getTx', function () { it('returns a tx with the requested id', function () { txController.addTx({ id: '1', status: 'unapproved', metamaskNetworkId: currentNetworkId, txParams: {} }, noop) txController.addTx({ id: '2', status: 'confirmed', metamaskNetworkId: currentNetworkId, txParams: {} }, noop) assert.equal(txController.getTx('1').status, 'unapproved') assert.equal(txController.getTx('2').status, 'confirmed') }) }) describe('#getFilteredTxList', function () { it('returns a tx with the requested data', function () { const txMetas = [ { id: 0, status: 'unapproved', txParams: { from: '0xaa', to: '0xbb' }, metamaskNetworkId: currentNetworkId }, { id: 1, status: 'unapproved', txParams: { from: '0xaa', to: '0xbb' }, metamaskNetworkId: currentNetworkId }, { id: 2, status: 'unapproved', txParams: { from: '0xaa', to: '0xbb' }, metamaskNetworkId: currentNetworkId }, { id: 3, status: 'unapproved', txParams: { from: '0xbb', to: '0xaa' }, metamaskNetworkId: currentNetworkId }, { id: 4, status: 'unapproved', txParams: { from: '0xbb', to: '0xaa' }, metamaskNetworkId: currentNetworkId }, { id: 5, status: 'confirmed', txParams: { from: '0xaa', to: '0xbb' }, metamaskNetworkId: currentNetworkId }, { id: 6, status: 'confirmed', txParams: { from: '0xaa', to: '0xbb' }, metamaskNetworkId: currentNetworkId }, { id: 7, status: 'confirmed', txParams: { from: '0xbb', to: '0xaa' }, metamaskNetworkId: currentNetworkId }, { id: 8, status: 'confirmed', txParams: { from: '0xbb', to: '0xaa' }, metamaskNetworkId: currentNetworkId }, { id: 9, status: 'confirmed', txParams: { from: '0xbb', to: '0xaa' }, metamaskNetworkId: currentNetworkId }, ] txMetas.forEach((txMeta) => txController.addTx(txMeta, noop)) let filterParams filterParams = { status: 'unapproved', from: '0xaa' } assert.equal(txController.getFilteredTxList(filterParams).length, 3, `getFilteredTxList - ${JSON.stringify(filterParams)}`) filterParams = { status: 'unapproved', to: '0xaa' } assert.equal(txController.getFilteredTxList(filterParams).length, 2, `getFilteredTxList - ${JSON.stringify(filterParams)}`) filterParams = { status: 'confirmed', from: '0xbb' } assert.equal(txController.getFilteredTxList(filterParams).length, 3, `getFilteredTxList - ${JSON.stringify(filterParams)}`) filterParams = { status: 'confirmed' } assert.equal(txController.getFilteredTxList(filterParams).length, 5, `getFilteredTxList - ${JSON.stringify(filterParams)}`) filterParams = { from: '0xaa' } assert.equal(txController.getFilteredTxList(filterParams).length, 5, `getFilteredTxList - ${JSON.stringify(filterParams)}`) filterParams = { to: '0xaa' } assert.equal(txController.getFilteredTxList(filterParams).length, 5, `getFilteredTxList - ${JSON.stringify(filterParams)}`) }) }) describe('#approveTransaction', function () { let txMeta, originalValue beforeEach(function () { originalValue = '0x01' txMeta = { id: '1', status: 'unapproved', metamaskNetworkId: currentNetworkId, txParams: { nonce: originalValue, gas: originalValue, gasPrice: originalValue, }, } }) it('does not overwrite set values', function (done) { this.timeout(15000) const wrongValue = '0x05' txController.addTx(txMeta) providerResultStub.eth_gasPrice = wrongValue providerResultStub.eth_estimateGas = '0x5209' const signStub = sinon.stub(txController, 'signTransaction').callsFake(() => Promise.resolve()) const pubStub = sinon.stub(txController, 'publishTransaction').callsFake(() => { txController.setTxHash('1', originalValue) txController.setTxStatusSubmitted('1') }) txController.approveTransaction(txMeta.id).then(() => { const result = txController.getTx(txMeta.id) const params = result.txParams assert.equal(params.gas, originalValue, 'gas unmodified') assert.equal(params.gasPrice, originalValue, 'gas price unmodified') assert.equal(result.hash, originalValue, `hash was set \n got: ${result.hash} \n expected: ${originalValue}`) signStub.restore() pubStub.restore() done() }).catch(done) }) }) describe('#sign replay-protected tx', function () { it('prepares a tx with the chainId set', function (done) { txController.addTx({ id: '1', status: 'unapproved', metamaskNetworkId: currentNetworkId, txParams: {} }, noop) txController.signTransaction('1').then((rawTx) => { const ethTx = new EthTx(ethUtil.toBuffer(rawTx)) assert.equal(ethTx.getChainId(), currentNetworkId) done() }).catch(done) }) }) })