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Code Issues Releases Wiki Activity

Test format utils, remove unused code

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This commit is contained in:
Vladimir Volek 2019-02-25 18:00:17 +01:00
parent 921ca49535
commit 366e5f4d10
2 changed files with 17 additions and 58 deletions
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42
src/utils/__tests__/formatUtils.test.js
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@ -1,32 +1,24 @@
import * as utils from '../formatUtils';
describe('format utils', () => {
// TODO: check this weird function
it('formatAmount', () => {
expect(utils.formatAmount(0, { isBitcoin: false, shortcut: 'mbtc' }, 'mbtc')).toBe('0 mbtc');
expect(utils.formatAmount(1000000, { isBitcoin: true }, 'mbtc')).toBe('10 mBTC');
expect(utils.formatAmount(0.5, { isBitcoin: true }, 'mbtc')).toBe('0.000005 mBTC');
expect(utils.formatAmount(1, { isBitcoin: false, shortcut: 'eth' }, null)).toBe('1e-8 eth');
expect(utils.formatAmount(99999, { isBitcoin: false, shortcut: 'tau' }, null)).toBe('0.00099999 tau');
it('to decimal amount', () => {
expect(utils.toDecimalAmount(0, 1)).toBe('0');
expect(utils.toDecimalAmount(1, 1)).toBe('0.1');
expect(utils.toDecimalAmount(1000, 1)).toBe('100');
expect(utils.toDecimalAmount(1000, 2)).toBe('10');
expect(utils.toDecimalAmount(1000, 3)).toBe('1');
expect(utils.toDecimalAmount('1', 'a')).toBe('NaN');
expect(utils.toDecimalAmount('a', 'a')).toBe('0');
expect(utils.toDecimalAmount('a', '1')).toBe('0');
});
it('btckb2satoshib', () => {
expect(utils.btckb2satoshib(0)).toBe(0);
expect(utils.btckb2satoshib(1)).toBe(100000);
expect(utils.btckb2satoshib(2)).toBe(200000);
expect(utils.btckb2satoshib(100)).toBe(10000000);
expect(utils.btckb2satoshib(999)).toBe(99900000);
});
it('string to hex', () => {
expect(utils.stringToHex('test')).toBe('0074006500730074');
expect(utils.stringToHex('0001')).toBe('0030003000300031');
expect(utils.stringToHex('test99999')).toBe('007400650073007400390039003900390039');
});
it('hex to string', () => {
expect(utils.hexToString('0074006500730074')).toBe('test');
expect(utils.hexToString('0030003000300031')).toBe('0001');
expect(utils.hexToString('007400650073007400390039003900390039')).toBe('test99999');
it('from decimal amount', () => {
expect(utils.fromDecimalAmount(0, 1)).toBe('0');
expect(utils.fromDecimalAmount(10, 1)).toBe('100');
expect(utils.fromDecimalAmount(10, 2)).toBe('1000');
expect(utils.fromDecimalAmount(10, 3)).toBe('10000');
expect(utils.fromDecimalAmount('1', 'a')).toBe('NaN');
expect(utils.fromDecimalAmount('a', 'a')).toBe('0');
expect(utils.fromDecimalAmount('a', '1')).toBe('0');
});
});

33
src/utils/formatUtils.js
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@ -2,39 +2,6 @@
import BigNumber from 'bignumber.js';
const currencyUnitsConstant: string = 'mbtc2';
export const formatAmount = (n: number, coinInfo: any, currencyUnits: string = currencyUnitsConstant): string => {
const amount = (n / 1e8);
if (coinInfo.isBitcoin && currencyUnits === 'mbtc' && amount <= 0.1 && n !== 0) {
const s = (n / 1e5).toString();
return `${s} mBTC`;
}
const s = amount.toString();
return `${s} ${coinInfo.shortcut}`;
};
export const btckb2satoshib = (n: number): number => Math.round(n * 1e5);
export const stringToHex = (str: string): string => {
let result: string = '';
let hex: string;
for (let i = 0; i < str.length; i++) {
hex = str.charCodeAt(i).toString(16);
result += (`000${hex}`).slice(-4);
}
return result;
};
export const hexToString = (hex: string): string => {
let str = '';
for (let i = 0; i < hex.length; i += 2) {
const v = parseInt(hex.substr(i, 2), 16);
if (v) str += String.fromCharCode(v);
}
return str;
};
export const toDecimalAmount = (amount: string | number, decimals: number): string => {
try {
const bAmount = new BigNumber(amount);