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metamask-extension/test/lib/mock-tx-gen.js
Frankie ce147bf6d8 Tx controller now uses safe event emitter (#5769)
* transactions - use safe-event-emitter over events

* tests - pass a platform object on init with a noop showTransactionNotification

* test - fix for tx-state-history-helper trying to reduce an empty array

* deps - safe-event-emitter

* lint
2018-11-16 10:34:08 -08:00

42 lines
800 B
JavaScript

const extend = require('xtend')
const BN = require('ethereumjs-util').BN
const template = {
'status': 'submitted',
'history': [{}],
'txParams': {
'from': '0x7d3517b0d011698406d6e0aed8453f0be2697926',
'gas': '0x30d40',
'value': '0x0',
'nonce': '0x3',
},
}
class TxGenerator {
constructor () {
this.txs = []
}
generate (tx = {}, opts = {}) {
const { count, fromNonce } = opts
let nonce = fromNonce || this.txs.length
const txs = []
for (let i = 0; i < count; i++) {
txs.push(extend(template, {
txParams: {
nonce: hexify(nonce++),
},
}, tx))
}
this.txs = this.txs.concat(txs)
return txs
}
}
function hexify (number) {
return '0x' + (new BN(number)).toString(16)
}
module.exports = TxGenerator