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Added format utils tests

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This commit is contained in:
Vladimir Volek 2018-09-12 10:54:03 +02:00
parent 556c7527c3
commit 2e5d12428b
2 changed files with 50 additions and 4 deletions
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48
src/utils/__tests__/formatUtils.test.js Normal file
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import * as formatUtils from '../formatUtils';
describe('format utils', () => {
it('formatAmount', () => {
const input = [
{ amount: 0, coinInfo: { isBitcoin: true, currencyUnits: 'mbtc', shortcut: 'btc' } },
{ amount: 0.5, coinInfo: { isBitcoin: true, currencyUnits: 'mbtc', shortcut: 'btc' } },
{ amount: 1, coinInfo: { isBitcoin: false, shortcut: 'eth' } },
{ amount: 99999, coinInfo: { isBitcoin: false, currencyUnits: 'tau' } },
];
input.forEach((entry) => {
expect(formatUtils.formatAmount(entry.amount, entry.coinInfo)).toMatchSnapshot();
});
});
it('formatTime', () => {
const input = [0, 1, 2, 100, 999];
input.forEach((entry) => {
expect(formatUtils.formatTime(entry)).toMatchSnapshot();
});
});
it('btckb2satoshib', () => {
const input = [0, 1, 2, 100, 999];
input.forEach((entry) => {
expect(formatUtils.btckb2satoshib(entry)).toMatchSnapshot();
});
});
it('stringToHex', () => {
const input = ['test', '0001', 'test99999'];
input.forEach((entry) => {
expect(formatUtils.stringToHex(entry)).toMatchSnapshot();
});
});
it('hexToString', () => {
const input = [0, 'xxxtestSringtestStringaaaaaa', 30303031, 2746573743939393939, -9];
input.forEach((entry) => {
expect(formatUtils.hexToString(entry)).toMatchSnapshot();
});
});
});

6
src/utils/formatUtils.js
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/* @flow */
const currencyUnits: string = 'mbtc2';
// TODO: chagne currency units
const currencyUnitsConstant: string = 'mbtc2';
export const formatAmount = (n: number, coinInfo: any): string => {
export const formatAmount = (n: number, coinInfo: any, currencyUnits = currencyUnitsConstant): string => {
const amount = (n / 1e8);
if (coinInfo.isBitcoin && currencyUnits === 'mbtc' && amount <= 0.1 && n !== 0) {
const s = (n / 1e5).toString();