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metamask-extension/ui/helpers/utils/confirm-tx.util.test.js
2021-06-08 10:25:48 -05:00

147 lines
4.3 KiB
JavaScript

import { GAS_LIMITS } from '../../../shared/constants/gas';
import * as utils from './confirm-tx.util';
describe('Confirm Transaction utils', () => {
describe('increaseLastGasPrice', () => {
it('should increase the gasPrice by 10%', () => {
const increasedGasPrice = utils.increaseLastGasPrice('0xa');
expect(increasedGasPrice).toStrictEqual('0xb');
});
it('should prefix the result with 0x', () => {
const increasedGasPrice = utils.increaseLastGasPrice('a');
expect(increasedGasPrice).toStrictEqual('0xb');
});
});
describe('hexGreaterThan', () => {
it('should return true if the first value is greater than the second value', () => {
expect(utils.hexGreaterThan('0xb', '0xa')).toStrictEqual(true);
});
it('should return false if the first value is less than the second value', () => {
expect(utils.hexGreaterThan('0xa', '0xb')).toStrictEqual(false);
});
it('should return false if the first value is equal to the second value', () => {
expect(utils.hexGreaterThan('0xa', '0xa')).toStrictEqual(false);
});
it('should correctly compare prefixed and non-prefixed hex values', () => {
expect(utils.hexGreaterThan('0xb', 'a')).toStrictEqual(true);
});
});
describe('getHexGasTotal', () => {
it('should multiply the hex gasLimit and hex gasPrice values together', () => {
expect(
utils.getHexGasTotal({
gasLimit: GAS_LIMITS.SIMPLE,
gasPrice: '0x3b9aca00',
}),
).toStrictEqual('0x1319718a5000');
});
it('should prefix the result with 0x', () => {
expect(
utils.getHexGasTotal({ gasLimit: '5208', gasPrice: '3b9aca00' }),
).toStrictEqual('0x1319718a5000');
});
});
describe('addEth', () => {
it('should add two values together rounding to 6 decimal places', () => {
expect(utils.addEth('0.12345678', '0')).toStrictEqual('0.123457');
});
it('should add any number of values together rounding to 6 decimal places', () => {
expect(
utils.addEth(
'0.1',
'0.02',
'0.003',
'0.0004',
'0.00005',
'0.000006',
'0.0000007',
),
).toStrictEqual('0.123457');
});
});
describe('addFiat', () => {
it('should add two values together rounding to 2 decimal places', () => {
expect(utils.addFiat('0.12345678', '0')).toStrictEqual('0.12');
});
it('should add any number of values together rounding to 2 decimal places', () => {
expect(
utils.addFiat(
'0.1',
'0.02',
'0.003',
'0.0004',
'0.00005',
'0.000006',
'0.0000007',
),
).toStrictEqual('0.12');
});
});
describe('getValueFromWeiHex', () => {
it('should get the transaction amount in ETH', () => {
const ethTransactionAmount = utils.getValueFromWeiHex({
value: '0xde0b6b3a7640000',
toCurrency: 'ETH',
conversionRate: 468.58,
numberOfDecimals: 6,
});
expect(ethTransactionAmount).toStrictEqual('1');
});
it('should get the transaction amount in fiat', () => {
const fiatTransactionAmount = utils.getValueFromWeiHex({
value: '0xde0b6b3a7640000',
toCurrency: 'usd',
conversionRate: 468.58,
numberOfDecimals: 2,
});
expect(fiatTransactionAmount).toStrictEqual('468.58');
});
});
describe('getTransactionFee', () => {
it('should get the transaction fee in ETH', () => {
const ethTransactionFee = utils.getTransactionFee({
value: '0x1319718a5000',
toCurrency: 'ETH',
conversionRate: 468.58,
numberOfDecimals: 6,
});
expect(ethTransactionFee).toStrictEqual('0.000021');
});
it('should get the transaction fee in fiat', () => {
const fiatTransactionFee = utils.getTransactionFee({
value: '0x1319718a5000',
toCurrency: 'usd',
conversionRate: 468.58,
numberOfDecimals: 2,
});
expect(fiatTransactionFee).toStrictEqual('0.01');
});
});
describe('formatCurrency', () => {
it('should format USD values', () => {
const value = utils.formatCurrency('123.45', 'usd');
expect(value).toStrictEqual('$123.45');
});
});
});