openethereum/js/packages/api/util/decode.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

106 lines
3.5 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 BigNumber from 'bignumber.js';
import { abiDecode, decodeCallData, decodeMethodInput, methodToAbi } from './decode';
describe('api/util/decode', () => {
const METH = '0x70a08231';
const ENCO = '0x70a082310000000000000000000000005A5eFF38DA95b0D58b6C616f2699168B480953C9';
const DATA = '0x0000000000000000000000005A5eFF38DA95b0D58b6C616f2699168B480953C9';
describe('decodeCallData', () => {
it('throws on non-hex inputs', () => {
expect(() => decodeCallData('invalid')).to.throw(/should be a hex value/);
});
it('throws when invalid signature length', () => {
expect(() => decodeCallData(METH.slice(-6))).to.throw(/should be method signature/);
});
it('splits valid inputs properly', () => {
expect(decodeCallData(ENCO)).to.deep.equal({
signature: METH,
paramdata: DATA
});
});
});
describe('decodeMethodInput', () => {
it('expects a valid ABI', () => {
expect(() => decodeMethodInput(null, null)).to.throw(/should receive valid method/);
});
it('expect valid hex parameter data', () => {
expect(() => decodeMethodInput({}, 'invalid')).to.throw(/should be a hex value/);
});
it('correctly decodes valid inputs', () => {
expect(
decodeMethodInput({
type: 'function',
inputs: [
{ type: 'uint' }
]
}, DATA)
).to.deep.equal(
[ new BigNumber('0x5a5eff38da95b0d58b6c616f2699168b480953c9') ]
);
});
});
describe('methodToAbi', () => {
it('throws when no start ( specified', () => {
expect(() => methodToAbi('invalid,uint,bool)')).to.throw(/Missing start \(/);
});
it('throws when no end ) specified', () => {
expect(() => methodToAbi('invalid(uint,bool')).to.throw(/Missing end \)/);
});
it('throws when end ) is not in the last position', () => {
expect(() => methodToAbi('invalid(uint,bool)2')).to.throw(/Extra characters after end \)/);
});
it('throws when start ( is after end )', () => {
expect(() => methodToAbi('invalid)uint,bool(')).to.throw(/End \) is before start \(/);
});
it('throws when invalid types are present', () => {
expect(() => methodToAbi('method(invalidType,bool,uint)')).to.throw(/Cannot convert invalidType/);
});
it('returns a valid methodabi for a valid method', () => {
expect(methodToAbi('valid(uint,bool)')).to.deep.equals({
type: 'function',
name: 'valid',
inputs: [
{ type: 'uint256' },
{ type: 'bool' }
]
});
});
});
describe('abiDecode', () => {
it('correctly decodes valid inputs', () => {
expect(abiDecode(['uint'], DATA)).to.deep.equal(
[ new BigNumber('0x5a5eff38da95b0d58b6c616f2699168b480953c9') ]
);
});
});
});