openethereum/js/packages/api/util/wei.spec.js
Jaco Greeff 49fdd23d58 Ui 2 move to packages/* (#6113)
* Move secureApi to shell

* Extract isTestnet test

* Use mobx + subscriptions for status

* Re-add status indicator

* Add lerna

* Move intial packages to js/packages

* Move 3rdparty/{email,sms}-verification to correct location

* Move package.json & README to library src

* Move tests for library packages

* Move views & dapps to packages

* Move i18n to root

* Move shell to actual src (main app)

* Remove ~ references

* Change ~ to root (explicit imports)

* Finalise convert of ~

* Move views into dapps as well

* Move dapps to packages/

* Fix references

* Update css

* Update test spec locations

* Update tests

* Case fix

* Skip flakey tests

* Update enzyme

* Skip previously ignored tests

* Allow empty api for hw

* Re-add theme for embed
2017-07-21 15:46:53 +02:00

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1.9 KiB
JavaScript

// Copyright 2015-2017 Parity Technologies (UK) Ltd.
// This file is part of Parity.
// Parity is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// Parity is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with Parity. If not, see <http://www.gnu.org/licenses/>.
import { _getUnitMultiplier, fromWei, toWei } from './wei';
describe('api/util/wei', () => {
describe('_getUnitMultiplier', () => {
it('returns 10^0 for wei', () => {
expect(_getUnitMultiplier('wei')).to.equal(10 ** 0);
});
it('returns 10^15 for finney', () => {
expect(_getUnitMultiplier('finney')).to.equal(10 ** 15);
});
it('returns 10^18 for ether', () => {
expect(_getUnitMultiplier('ether')).to.equal(10 ** 18);
});
it('throws an error on invalid units', () => {
expect(() => _getUnitMultiplier('invalid')).to.throw(/passed to wei formatter/);
});
});
describe('fromWei', () => {
it('formats into ether when nothing specified', () => {
expect(fromWei('1230000000000000000').toString()).to.equal('1.23');
});
it('formats into finney when specified', () => {
expect(fromWei('1230000000000000000', 'finney').toString()).to.equal('1230');
});
});
describe('toWei', () => {
it('formats from ether when nothing specified', () => {
expect(toWei(1.23).toString()).to.equal('1230000000000000000');
});
it('formats from finney when specified', () => {
expect(toWei(1230, 'finney').toString()).to.equal('1230000000000000000');
});
});
});