mirror of
https://github.com/kremalicious/metamask-extension.git
synced 2024-10-24 12:23:39 +02:00
496 lines
15 KiB
JavaScript
496 lines
15 KiB
JavaScript
import assert from 'assert'
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import sinon from 'sinon'
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import proxyquire from 'proxyquire'
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import {
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BASE_TOKEN_GAS_COST,
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SIMPLE_GAS_COST,
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INSUFFICIENT_FUNDS_ERROR,
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INSUFFICIENT_TOKENS_ERROR,
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} from '../send.constants'
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const stubs = {
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addCurrencies: sinon.stub().callsFake((a, b) => {
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let [a1, b1] = [a, b]
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if (String(a).match(/^0x.+/u)) {
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a1 = Number(String(a).slice(2))
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}
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if (String(b).match(/^0x.+/u)) {
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b1 = Number(String(b).slice(2))
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}
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return a1 + b1
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}),
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conversionUtil: sinon.stub().callsFake((val) => parseInt(val, 16)),
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conversionGTE: sinon
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.stub()
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.callsFake((obj1, obj2) => obj1.value >= obj2.value),
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multiplyCurrencies: sinon.stub().callsFake((a, b) => `${a}x${b}`),
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calcTokenAmount: sinon.stub().callsFake((a, d) => `calc:${a}${d}`),
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rawEncode: sinon.stub().returns([16, 1100]),
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conversionGreaterThan: sinon
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.stub()
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.callsFake((obj1, obj2) => obj1.value > obj2.value),
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conversionLessThan: sinon
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.stub()
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.callsFake((obj1, obj2) => obj1.value < obj2.value),
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}
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const sendUtils = proxyquire('../send.utils.js', {
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'../../helpers/utils/conversion-util': {
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addCurrencies: stubs.addCurrencies,
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conversionUtil: stubs.conversionUtil,
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conversionGTE: stubs.conversionGTE,
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multiplyCurrencies: stubs.multiplyCurrencies,
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conversionGreaterThan: stubs.conversionGreaterThan,
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conversionLessThan: stubs.conversionLessThan,
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},
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'../../helpers/utils/token-util': { calcTokenAmount: stubs.calcTokenAmount },
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'ethereumjs-abi': {
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rawEncode: stubs.rawEncode,
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},
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})
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const {
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calcGasTotal,
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estimateGasForSend,
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doesAmountErrorRequireUpdate,
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generateTokenTransferData,
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getAmountErrorObject,
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getGasFeeErrorObject,
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getToAddressForGasUpdate,
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calcTokenBalance,
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isBalanceSufficient,
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isTokenBalanceSufficient,
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removeLeadingZeroes,
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} = sendUtils
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describe('send utils', function () {
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describe('calcGasTotal()', function () {
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it('should call multiplyCurrencies with the correct params and return the multiplyCurrencies return', function () {
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const result = calcGasTotal(12, 15)
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assert.equal(result, '12x15')
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const call_ = stubs.multiplyCurrencies.getCall(0).args
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assert.deepEqual(call_, [
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12,
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15,
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{
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toNumericBase: 'hex',
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multiplicandBase: 16,
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multiplierBase: 16,
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},
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])
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})
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})
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describe('doesAmountErrorRequireUpdate()', function () {
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const config = {
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'should return true if balances are different': {
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balance: 0,
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prevBalance: 1,
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expectedResult: true,
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},
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'should return true if gasTotals are different': {
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gasTotal: 0,
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prevGasTotal: 1,
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expectedResult: true,
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},
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'should return true if token balances are different': {
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tokenBalance: 0,
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prevTokenBalance: 1,
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sendToken: { address: '0x0' },
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expectedResult: true,
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},
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'should return false if they are all the same': {
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balance: 1,
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prevBalance: 1,
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gasTotal: 1,
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prevGasTotal: 1,
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tokenBalance: 1,
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prevTokenBalance: 1,
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sendToken: { address: '0x0' },
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expectedResult: false,
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},
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}
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Object.entries(config).forEach(([description, obj]) => {
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it(description, function () {
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assert.equal(doesAmountErrorRequireUpdate(obj), obj.expectedResult)
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})
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})
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})
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describe('generateTokenTransferData()', function () {
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it('should return undefined if not passed a send token', function () {
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assert.equal(
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generateTokenTransferData({
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toAddress: 'mockAddress',
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amount: '0xa',
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sendToken: undefined,
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}),
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undefined,
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)
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})
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it('should call abi.rawEncode with the correct params', function () {
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stubs.rawEncode.resetHistory()
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generateTokenTransferData({
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toAddress: 'mockAddress',
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amount: 'ab',
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sendToken: { address: '0x0' },
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})
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assert.deepEqual(stubs.rawEncode.getCall(0).args, [
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['address', 'uint256'],
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['mockAddress', '0xab'],
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])
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})
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it('should return encoded token transfer data', function () {
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assert.equal(
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generateTokenTransferData({
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toAddress: 'mockAddress',
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amount: '0xa',
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sendToken: { address: '0x0' },
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}),
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'0xa9059cbb104c',
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)
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})
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})
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describe('getAmountErrorObject()', function () {
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const config = {
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'should return insufficientFunds error if isBalanceSufficient returns false': {
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amount: 15,
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balance: 1,
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conversionRate: 3,
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gasTotal: 17,
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primaryCurrency: 'ABC',
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expectedResult: { amount: INSUFFICIENT_FUNDS_ERROR },
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},
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'should not return insufficientFunds error if sendToken is truthy': {
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amount: '0x0',
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balance: 1,
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conversionRate: 3,
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gasTotal: 17,
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primaryCurrency: 'ABC',
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sendToken: { address: '0x0', symbol: 'DEF', decimals: 0 },
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decimals: 0,
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tokenBalance: 'sometokenbalance',
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expectedResult: { amount: null },
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},
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'should return insufficientTokens error if token is selected and isTokenBalanceSufficient returns false': {
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amount: '0x10',
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balance: 100,
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conversionRate: 3,
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decimals: 10,
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gasTotal: 17,
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primaryCurrency: 'ABC',
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sendToken: { address: '0x0' },
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tokenBalance: 123,
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expectedResult: { amount: INSUFFICIENT_TOKENS_ERROR },
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},
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}
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Object.entries(config).forEach(([description, obj]) => {
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it(description, function () {
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assert.deepEqual(getAmountErrorObject(obj), obj.expectedResult)
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})
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})
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})
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describe('getGasFeeErrorObject()', function () {
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const config = {
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'should return insufficientFunds error if isBalanceSufficient returns false': {
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balance: 16,
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conversionRate: 3,
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gasTotal: 17,
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primaryCurrency: 'ABC',
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expectedResult: { gasFee: INSUFFICIENT_FUNDS_ERROR },
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},
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'should return null error if isBalanceSufficient returns true': {
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balance: 16,
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conversionRate: 3,
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gasTotal: 15,
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primaryCurrency: 'ABC',
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expectedResult: { gasFee: null },
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},
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}
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Object.entries(config).forEach(([description, obj]) => {
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it(description, function () {
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assert.deepEqual(getGasFeeErrorObject(obj), obj.expectedResult)
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})
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})
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})
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describe('calcTokenBalance()', function () {
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it('should return the calculated token balance', function () {
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assert.equal(
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calcTokenBalance({
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sendToken: {
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address: '0x0',
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decimals: 11,
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},
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usersToken: {
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balance: 20,
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},
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}),
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'calc:2011',
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)
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})
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})
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describe('isBalanceSufficient()', function () {
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it('should correctly call addCurrencies and return the result of calling conversionGTE', function () {
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stubs.conversionGTE.resetHistory()
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const result = isBalanceSufficient({
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amount: 15,
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balance: 100,
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conversionRate: 3,
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gasTotal: 17,
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primaryCurrency: 'ABC',
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})
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assert.deepEqual(stubs.addCurrencies.getCall(0).args, [
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15,
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17,
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{
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aBase: 16,
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bBase: 16,
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toNumericBase: 'hex',
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},
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])
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assert.deepEqual(stubs.conversionGTE.getCall(0).args, [
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{
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value: 100,
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fromNumericBase: 'hex',
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fromCurrency: 'ABC',
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conversionRate: 3,
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},
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{
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value: 32,
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fromNumericBase: 'hex',
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conversionRate: 3,
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fromCurrency: 'ABC',
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},
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])
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assert.equal(result, true)
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})
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})
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describe('isTokenBalanceSufficient()', function () {
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it('should correctly call conversionUtil and return the result of calling conversionGTE', function () {
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stubs.conversionGTE.resetHistory()
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stubs.conversionUtil.resetHistory()
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const result = isTokenBalanceSufficient({
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amount: '0x10',
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tokenBalance: 123,
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decimals: 10,
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})
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assert.deepEqual(stubs.conversionUtil.getCall(0).args, [
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'0x10',
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{
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fromNumericBase: 'hex',
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},
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])
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assert.deepEqual(stubs.conversionGTE.getCall(0).args, [
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{
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value: 123,
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fromNumericBase: 'hex',
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},
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{
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value: 'calc:1610',
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},
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])
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assert.equal(result, false)
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})
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})
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describe('estimateGasForSend', function () {
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const baseMockParams = {
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blockGasLimit: '0x64',
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selectedAddress: 'mockAddress',
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to: '0xisContract',
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estimateGasMethod: sinon.stub().callsFake(({ to }) => {
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if (typeof to === 'string' && to.match(/willFailBecauseOf:/u)) {
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throw new Error(to.match(/:(.+)$/u)[1])
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}
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return { toString: (n) => `0xabc${n}` }
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}),
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}
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const baseExpectedCall = {
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from: 'mockAddress',
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gas: '0x64x0.95',
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to: '0xisContract',
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value: '0xff',
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}
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beforeEach(function () {
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global.eth = {
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getCode: sinon
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.stub()
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.callsFake((address) =>
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Promise.resolve(address.match(/isContract/u) ? 'not-0x' : '0x'),
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),
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}
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})
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afterEach(function () {
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baseMockParams.estimateGasMethod.resetHistory()
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global.eth.getCode.resetHistory()
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})
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it('should call ethQuery.estimateGasForSend with the expected params', async function () {
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const result = await estimateGasForSend(baseMockParams)
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assert.equal(baseMockParams.estimateGasMethod.callCount, 1)
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assert.deepEqual(baseMockParams.estimateGasMethod.getCall(0).args[0], {
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gasPrice: undefined,
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value: undefined,
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...baseExpectedCall,
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})
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assert.equal(result, '0xabc16')
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})
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it('should call ethQuery.estimateGasForSend with the expected params when initialGasLimitHex is lower than the upperGasLimit', async function () {
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const result = await estimateGasForSend({
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...baseMockParams,
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blockGasLimit: '0xbcd',
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})
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assert.equal(baseMockParams.estimateGasMethod.callCount, 1)
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assert.deepEqual(baseMockParams.estimateGasMethod.getCall(0).args[0], {
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gasPrice: undefined,
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value: undefined,
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...baseExpectedCall,
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gas: '0xbcdx0.95',
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})
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assert.equal(result, '0xabc16x1.5')
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})
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it('should call ethQuery.estimateGasForSend with a value of 0x0 and the expected data and to if passed a sendToken', async function () {
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const result = await estimateGasForSend({
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data: 'mockData',
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sendToken: { address: 'mockAddress' },
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...baseMockParams,
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})
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assert.equal(baseMockParams.estimateGasMethod.callCount, 1)
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assert.deepEqual(baseMockParams.estimateGasMethod.getCall(0).args[0], {
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...baseExpectedCall,
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gasPrice: undefined,
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value: '0x0',
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data: '0xa9059cbb104c',
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to: 'mockAddress',
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})
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assert.equal(result, '0xabc16')
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})
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it('should call ethQuery.estimateGasForSend without a recipient if the recipient is empty and data passed', async function () {
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const data = 'mockData'
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const to = ''
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const result = await estimateGasForSend({ ...baseMockParams, data, to })
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assert.equal(baseMockParams.estimateGasMethod.callCount, 1)
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assert.deepEqual(baseMockParams.estimateGasMethod.getCall(0).args[0], {
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gasPrice: undefined,
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value: '0xff',
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data,
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from: baseExpectedCall.from,
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gas: baseExpectedCall.gas,
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})
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assert.equal(result, '0xabc16')
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})
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it(`should return ${SIMPLE_GAS_COST} if ethQuery.getCode does not return '0x'`, async function () {
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assert.equal(baseMockParams.estimateGasMethod.callCount, 0)
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const result = await estimateGasForSend({
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...baseMockParams,
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to: '0x123',
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})
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assert.equal(result, SIMPLE_GAS_COST)
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})
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it(`should return ${SIMPLE_GAS_COST} if not passed a sendToken or truthy to address`, async function () {
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assert.equal(baseMockParams.estimateGasMethod.callCount, 0)
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const result = await estimateGasForSend({ ...baseMockParams, to: null })
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assert.equal(result, SIMPLE_GAS_COST)
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})
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it(`should not return ${SIMPLE_GAS_COST} if passed a sendToken`, async function () {
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assert.equal(baseMockParams.estimateGasMethod.callCount, 0)
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const result = await estimateGasForSend({
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...baseMockParams,
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to: '0x123',
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sendToken: { address: '0x0' },
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})
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assert.notEqual(result, SIMPLE_GAS_COST)
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})
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it(`should return ${BASE_TOKEN_GAS_COST} if passed a sendToken but no to address`, async function () {
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const result = await estimateGasForSend({
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...baseMockParams,
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to: null,
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sendToken: { address: '0x0' },
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})
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assert.equal(result, BASE_TOKEN_GAS_COST)
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})
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it(`should return the adjusted blockGasLimit if it fails with a 'Transaction execution error.'`, async function () {
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const result = await estimateGasForSend({
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...baseMockParams,
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to: 'isContract willFailBecauseOf:Transaction execution error.',
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})
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assert.equal(result, '0x64x0.95')
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})
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it(`should return the adjusted blockGasLimit if it fails with a 'gas required exceeds allowance or always failing transaction.'`, async function () {
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const result = await estimateGasForSend({
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...baseMockParams,
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to:
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'isContract willFailBecauseOf:gas required exceeds allowance or always failing transaction.',
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})
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assert.equal(result, '0x64x0.95')
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})
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it(`should reject other errors`, async function () {
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try {
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await estimateGasForSend({
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...baseMockParams,
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to: 'isContract willFailBecauseOf:some other error',
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})
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} catch (err) {
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assert.equal(err.message, 'some other error')
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}
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})
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})
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describe('getToAddressForGasUpdate()', function () {
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it('should return empty string if all params are undefined or null', function () {
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assert.equal(getToAddressForGasUpdate(undefined, null), '')
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})
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it('should return the first string that is not defined or null in lower case', function () {
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assert.equal(getToAddressForGasUpdate('A', null), 'a')
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assert.equal(getToAddressForGasUpdate(undefined, 'B'), 'b')
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})
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})
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describe('removeLeadingZeroes()', function () {
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it('should remove leading zeroes from int when user types', function () {
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assert.equal(removeLeadingZeroes('0'), '0')
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assert.equal(removeLeadingZeroes('1'), '1')
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assert.equal(removeLeadingZeroes('00'), '0')
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assert.equal(removeLeadingZeroes('01'), '1')
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})
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it('should remove leading zeroes from int when user copy/paste', function () {
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assert.equal(removeLeadingZeroes('001'), '1')
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})
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it('should remove leading zeroes from float when user types', function () {
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assert.equal(removeLeadingZeroes('0.'), '0.')
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assert.equal(removeLeadingZeroes('0.0'), '0.0')
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assert.equal(removeLeadingZeroes('0.00'), '0.00')
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assert.equal(removeLeadingZeroes('0.001'), '0.001')
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assert.equal(removeLeadingZeroes('0.10'), '0.10')
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})
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it('should remove leading zeroes from float when user copy/paste', function () {
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assert.equal(removeLeadingZeroes('00.1'), '0.1')
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})
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})
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})
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