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Code

change BN.mul to BN.muln

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This commit is contained in:
Jared Pereira 2017-03-07 22:42:16 -05:00
parent de44cd9ba4
commit 4916331c53
2 changed files with 8 additions and 10 deletions
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2
app/scripts/lib/tx-utils.js
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@ -71,7 +71,7 @@ module.exports = class txProviderUtils {
addGasBuffer (gas, blockGasLimitHex) {
const blockGasLimitBn = new BN(ethUtil.stripHexPrefix(blockGasLimitHex), 16)
const bnGas = new BN(ethUtil.stripHexPrefix(gas), 16)
const bufferedGas = bnGas.mul(1.5)
const bufferedGas = bnGas.muln(1.5)
if (bnGas.gt(blockGasLimitBn)) return gas
if (bufferedGas.lt(blockGasLimitBn)) return ethUtil.addHexPrefix(bufferedGas.toString(16))

16
test/unit/tx-utils-test.js
View File

@ -13,16 +13,14 @@ describe('txUtils', function() {
})
describe('addGasBuffer', function() {
describe('multiplies by 1.5', function() {
it('over a value', function() {
const input = '0x123fad'
const output = txUtils.addGasBuffer(input, '0x3d4c52') //0x3d4c52 is 4mil for dummy gas limit
it('multiplies by 1.5', function() {
const input = '0x123fad'
const output = txUtils.addGasBuffer(input, '0x3d4c52') //0x3d4c52 is 4mil for dummy gas limit
const inputBn = new BN(input, 'hex')
const outputBn = new BN(output, 'hex')
const expectedBn = inputBn.mul(1.5)
assert(outputBn.eq(expectedBn), 'returns 1.5 the input value')
})
const inputBn = new BN(ethUtil.stripHexPrefix(input), 'hex')
const outputBn = new BN(ethUtil.stripHexPrefix(output), 'hex')
const expectedBn = inputBn.muln(1.5)
assert(outputBn.eq(expectedBn), 'returns 1.5 the input value')
})
})
})