91 lines
2.9 KiB
JavaScript
91 lines
2.9 KiB
JavaScript
// Copyright 2015-2017 Parity Technologies (UK) Ltd.
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// This file is part of Parity.
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// Parity is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// Parity is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with Parity. If not, see <http://www.gnu.org/licenses/>.
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import { abiEncode, abiUnencode, abiSignature, encodeMethodCallAbi } from './encode';
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const ABI = {
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type: 'function',
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name: 'valid',
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inputs: [
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{ type: 'uint256' },
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{ type: 'bool' }
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]
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};
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const RESULT = [
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'f87fa141',
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'0000000000000000000000000000000000000000000000000000000000000123',
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'0000000000000000000000000000000000000000000000000000000000000001'
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].join('');
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const VARIABLE = [
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'5a6fbce0',
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'c5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470',
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'0000000000000000000000000000000000000000000000000000000000000040',
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'000000000000000000000000000000000000000000000000000000000000000f',
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'687474703a2f2f666f6f2e6261722f0000000000000000000000000000000000'
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].join('');
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describe('api/util/encode', () => {
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describe('encodeMethodCallAbi', () => {
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it('encodes calls with the correct result', () => {
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expect(encodeMethodCallAbi(ABI, [0x123, true])).to.equal(`0x${RESULT}`);
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});
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});
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describe('abiEncode', () => {
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it('encodes calls with the correct result', () => {
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expect(abiEncode('valid', ['uint256', 'bool'], [0x123, true])).to.equal(`0x${RESULT}`);
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});
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it('encodes variable values', () => {
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expect(
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abiEncode(
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'hintUrl', ['bytes32', 'string'], ['0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470', 'http://foo.bar/']
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)
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).to.equal(`0x${VARIABLE}`);
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});
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it('encodes only the data with null name', () => {
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expect(
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abiEncode(null, ['uint256', 'bool'], [0x123, true])
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).to.equal(`0x${RESULT.substr(8)}`);
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});
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});
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describe('abiUnencode', () => {
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it('decodes data correctly from abi', () => {
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expect(
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abiUnencode([{
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name: 'test',
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type: 'function',
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inputs: [
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{ type: 'uint', name: 'arga' }
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]
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}], '0x1acb6f7700000000000000000000000000000038')
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).to.deep.equal(['test', { arga: 56 }, [56]]);
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});
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});
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// Same example as in abi/util/signature.spec.js
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describe('abiSignature', () => {
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it('encodes baz(uint32,bool) correctly', () => {
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expect(
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abiSignature('baz', ['uint32', 'bool'])
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).to.equal('0xcdcd77c0992ec5bbfc459984220f8c45084cc24d9b6efed1fae540db8de801d2');
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});
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});
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});
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