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const assert = require('assert')
const NonceTracker = require('../../../../../app/scripts/controllers/transactions/nonce-tracker')
const MockTxGen = require('../../../../lib/mock-tx-gen')
let providerResultStub = {}
describe('Nonce Tracker', function () {
let nonceTracker, provider
let getPendingTransactions, pendingTxs
let getConfirmedTransactions, confirmedTxs
describe('#getNonceLock', function () {
describe('with 3 confirmed and 1 pending', function () {
beforeEach(function () {
const txGen = new MockTxGen()
confirmedTxs = txGen.generate({ status: 'confirmed' }, { count: 3 })
pendingTxs = txGen.generate({ status: 'submitted' }, { count: 1 })
nonceTracker = generateNonceTrackerWith(pendingTxs, confirmedTxs, '0x1')
})
it('should return 4', async function () {
this.timeout(15000)
const nonceLock = await nonceTracker.getNonceLock('0x7d3517b0d011698406d6e0aed8453f0be2697926')
assert.equal(nonceLock.nextNonce, '4', `nonce should be 4 got ${nonceLock.nextNonce}`)
await nonceLock.releaseLock()
})
it('should use localNonce if network returns a nonce lower then a confirmed tx in state', async function () {
this.timeout(15000)
const nonceLock = await nonceTracker.getNonceLock('0x7d3517b0d011698406d6e0aed8453f0be2697926')
assert.equal(nonceLock.nextNonce, '4', 'nonce should be 4')
await nonceLock.releaseLock()
})
})
describe('sentry issue 476304902', function () {
beforeEach(function () {
const txGen = new MockTxGen()
pendingTxs = txGen.generate({ status: 'submitted' }, {
fromNonce: 3,
count: 29,
})
nonceTracker = generateNonceTrackerWith(pendingTxs, [], '0x3')
})
it('should return 9', async function () {
this.timeout(15000)
const nonceLock = await nonceTracker.getNonceLock('0x7d3517b0d011698406d6e0aed8453f0be2697926')
assert.equal(nonceLock.nextNonce, '32', `nonce should be 32 got ${nonceLock.nextNonce}`)
await nonceLock.releaseLock()
})
})
describe('issue 3670', function () {
beforeEach(function () {
const txGen = new MockTxGen()
pendingTxs = txGen.generate({ status: 'submitted' }, {
fromNonce: 6,
count: 3,
})
nonceTracker = generateNonceTrackerWith(pendingTxs, [], '0x6')
})
it('should return 9', async function () {
this.timeout(15000)
const nonceLock = await nonceTracker.getNonceLock('0x7d3517b0d011698406d6e0aed8453f0be2697926')
assert.equal(nonceLock.nextNonce, '9', `nonce should be 9 got ${nonceLock.nextNonce}`)
await nonceLock.releaseLock()
})
})
describe('with no previous txs', function () {
beforeEach(function () {
nonceTracker = generateNonceTrackerWith([], [])
})
it('should return 0', async function () {
this.timeout(15000)
const nonceLock = await nonceTracker.getNonceLock('0x7d3517b0d011698406d6e0aed8453f0be2697926')
assert.equal(nonceLock.nextNonce, '0', `nonce should be 0 returned ${nonceLock.nextNonce}`)
await nonceLock.releaseLock()
})
})
describe('with multiple previous txs with same nonce', function () {
beforeEach(function () {
const txGen = new MockTxGen()
confirmedTxs = txGen.generate({ status: 'confirmed' }, { count: 1 })
pendingTxs = txGen.generate({
status: 'submitted',
txParams: { nonce: '0x01' },
}, { count: 5 })
nonceTracker = generateNonceTrackerWith(pendingTxs, confirmedTxs, '0x0')
})
it('should return nonce after those', async function () {
this.timeout(15000)
const nonceLock = await nonceTracker.getNonceLock('0x7d3517b0d011698406d6e0aed8453f0be2697926')
assert.equal(nonceLock.nextNonce, '2', `nonce should be 2 got ${nonceLock.nextNonce}`)
await nonceLock.releaseLock()
})
})
describe('when local confirmed count is higher than network nonce', function () {
beforeEach(function () {
const txGen = new MockTxGen()
confirmedTxs = txGen.generate({ status: 'confirmed' }, { count: 3 })
nonceTracker = generateNonceTrackerWith([], confirmedTxs, '0x1')
})
it('should return nonce after those', async function () {
this.timeout(15000)
const nonceLock = await nonceTracker.getNonceLock('0x7d3517b0d011698406d6e0aed8453f0be2697926')
assert.equal(nonceLock.nextNonce, '3', `nonce should be 3 got ${nonceLock.nextNonce}`)
await nonceLock.releaseLock()
})
})
describe('when local pending count is higher than other metrics', function () {
beforeEach(function () {
const txGen = new MockTxGen()
pendingTxs = txGen.generate({ status: 'submitted' }, { count: 2 })
nonceTracker = generateNonceTrackerWith(pendingTxs, [])
})
it('should return nonce after those', async function () {
this.timeout(15000)
const nonceLock = await nonceTracker.getNonceLock('0x7d3517b0d011698406d6e0aed8453f0be2697926')
assert.equal(nonceLock.nextNonce, '2', `nonce should be 2 got ${nonceLock.nextNonce}`)
await nonceLock.releaseLock()
})
})
describe('when provider nonce is higher than other metrics', function () {
beforeEach(function () {
const txGen = new MockTxGen()
pendingTxs = txGen.generate({ status: 'submitted' }, { count: 2 })
nonceTracker = generateNonceTrackerWith(pendingTxs, [], '0x05')
})
it('should return nonce after those', async function () {
this.timeout(15000)
const nonceLock = await nonceTracker.getNonceLock('0x7d3517b0d011698406d6e0aed8453f0be2697926')
assert.equal(nonceLock.nextNonce, '5', `nonce should be 5 got ${nonceLock.nextNonce}`)
await nonceLock.releaseLock()
})
})
describe('when there are some pending nonces below the remote one and some over.', function () {
beforeEach(function () {
const txGen = new MockTxGen()
pendingTxs = txGen.generate({ status: 'submitted' }, { count: 5 })
nonceTracker = generateNonceTrackerWith(pendingTxs, [], '0x03')
})
it('should return nonce after those', async function () {
this.timeout(15000)
const nonceLock = await nonceTracker.getNonceLock('0x7d3517b0d011698406d6e0aed8453f0be2697926')
assert.equal(nonceLock.nextNonce, '5', `nonce should be 5 got ${nonceLock.nextNonce}`)
await nonceLock.releaseLock()
})
})
describe('when there are pending nonces non sequentially over the network nonce.', function () {
beforeEach(function () {
const txGen = new MockTxGen()
txGen.generate({ status: 'submitted' }, { count: 5 })
// 5 over that number
pendingTxs = txGen.generate({ status: 'submitted' }, { count: 5 })
nonceTracker = generateNonceTrackerWith(pendingTxs, [], '0x00')
})
it('should return nonce after network nonce', async function () {
this.timeout(15000)
const nonceLock = await nonceTracker.getNonceLock('0x7d3517b0d011698406d6e0aed8453f0be2697926')
assert.equal(nonceLock.nextNonce, '0', `nonce should be 0 got ${nonceLock.nextNonce}`)
await nonceLock.releaseLock()
})
})
describe('When all three return different values', function () {
beforeEach(function () {
const txGen = new MockTxGen()
const confirmedTxs = txGen.generate({ status: 'confirmed' }, { count: 10 })
const pendingTxs = txGen.generate({
status: 'submitted',
nonce: 100,
}, { count: 1 })
// 0x32 is 50 in hex:
nonceTracker = generateNonceTrackerWith(pendingTxs, confirmedTxs, '0x32')
})
it('should return nonce after network nonce', async function () {
this.timeout(15000)
const nonceLock = await nonceTracker.getNonceLock('0x7d3517b0d011698406d6e0aed8453f0be2697926')
assert.equal(nonceLock.nextNonce, '50', `nonce should be 50 got ${nonceLock.nextNonce}`)
await nonceLock.releaseLock()
})
})
describe('Faq issue 67', function () {
beforeEach(function () {
const txGen = new MockTxGen()
const confirmedTxs = txGen.generate({ status: 'confirmed' }, { count: 64 })
const pendingTxs = txGen.generate({
status: 'submitted',
}, { count: 10 })
// 0x40 is 64 in hex:
nonceTracker = generateNonceTrackerWith(pendingTxs, [], '0x40')
})
it('should return nonce after network nonce', async function () {
this.timeout(15000)
const nonceLock = await nonceTracker.getNonceLock('0x7d3517b0d011698406d6e0aed8453f0be2697926')
assert.equal(nonceLock.nextNonce, '74', `nonce should be 74 got ${nonceLock.nextNonce}`)
await nonceLock.releaseLock()
})
})
})
})
function generateNonceTrackerWith (pending, confirmed, providerStub = '0x0') {
const getPendingTransactions = () => pending
const getConfirmedTransactions = () => confirmed
providerResultStub.result = providerStub
const provider = {
sendAsync: (_, cb) => { cb(undefined, providerResultStub) },
_blockTracker: {
getCurrentBlock: () => '0x11b568',
},
}
return new NonceTracker({
provider,
getPendingTransactions,
getConfirmedTransactions,
})
}
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