mirror of
https://github.com/status-im/MyCrypto.git
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8fe664c171
* Add definition file for bn.js * Remove types-bn * make isBN a static property * progress commit -- swap out bignumber.js for bn.js * Swap out bignumber for bn in vendor * Change modn to number return * Start to strip out units lib for a string manipulation based lib * Convert codebase to only base units * Get rid of useless component * Handle only wei in values * Use unit conversion in sidebar * Automatically strip hex prefix, and handle decimal edge case * Handle base 16 wei in transactions * Make a render callback component for dealing with unit conversion * Switch contracts to use bn.js, and get transaction values from signedTx instead of state * Get send transaction working with bn.js * Remove redundant hex stripping, return base value of tokens * Cleanup unit file * Re-implement toFixed for strings * Use formatNumber in codebase * Cleanup code * Undo package test changes * Update snapshot and remove console logs * Use TokenValue / Wei more consistently where applicable * Add typing to deterministicWallets, fix confirmation modal, make UnitDisplay more flexible * Clean up prop handling in UnitDisplay * Change instanceof to typeof check, change boolean of displayBalance * Fix tsc errors * Fix token row displaying wrong decimals * Fix deterministic modal token display * Handle hex and non hex strings automatically in BN conversion * Fix handling of strings and numbers for BN * add web3 fixes & comments * Display short balances on deterministic modals * add more tests, fix rounding * Add spacer to balance sidebar network name * Fix tsc error
96 lines
2.2 KiB
TypeScript
96 lines
2.2 KiB
TypeScript
import { Wei } from 'libs/units';
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import {
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toFixedIfLarger,
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formatNumber,
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formatGasLimit
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} from '../../common/utils/formatters';
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describe('toFixedIfLarger', () => {
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it('should return same value if decimal isnt longer than default', () => {
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const numExample = 7.002;
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expect(toFixedIfLarger(numExample)).toEqual(String(numExample));
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});
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it('should return shortened value rounded up if decimal is longer than default', () => {
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const numExample = 7.1234567;
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expect(toFixedIfLarger(numExample)).toEqual(String(7.123457));
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});
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it('should return shortened value if decimal is longer than passed fixedSize', () => {
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const numExample = 7.12345678;
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expect(toFixedIfLarger(numExample, 2)).toEqual(String(7.12));
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});
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});
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describe('formatNumber', () => {
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const pairs = [
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{
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input: '0.0127491',
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output: '0.013',
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digits: undefined
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},
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{
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input: '21.87468421',
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output: '21.875',
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digits: undefined
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},
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{
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input: '0',
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output: '0',
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digits: undefined
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},
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{
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input: '354.4728173',
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output: '354.4728',
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digits: 4
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},
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{
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input: '100.48391',
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output: '100',
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digits: 0
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},
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{
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input: '239.999632',
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output: '240',
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digits: 0
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},
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{
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input: '999.999',
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output: '1,000',
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digits: 0
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},
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{
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input: '0.9',
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output: '1',
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digits: 0
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},
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{
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input: '0.09',
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output: '0.1',
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digits: 1
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}
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];
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pairs.forEach(pair => {
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const digits = pair.digits;
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it(`should convert ${pair.input.toString()} to ${pair.output} when using ${
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digits
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} digits`, () => {
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expect(formatNumber(pair.input, pair.digits)).toEqual(pair.output);
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});
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});
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});
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describe('formatGasLimit', () => {
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it('should fix transaction gas limit off-by-one errors', () => {
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expect(formatGasLimit(Wei('21001'), 'ether')).toEqual('21000');
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});
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it('should mark the gas limit `-1` if you exceed the limit per block', () => {
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expect(formatGasLimit(Wei('999999999999999'), 'ether')).toEqual('-1');
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});
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it('should not alter a valid gas limit', () => {
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expect(formatGasLimit(Wei('1234'))).toEqual('1234');
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});
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});
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