102 lines
3.6 KiB
JavaScript
102 lines
3.6 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 Func from './function';
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import Param from './param';
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import Token from '../token';
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describe('abi/spec/Function', () => {
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const inputsArr = [{ name: 'boolin', type: 'bool' }, { name: 'stringin', type: 'string' }];
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const outputsArr = [{ name: 'output', type: 'uint' }];
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const uint = new Param('output', 'uint');
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const bool = new Param('boolin', 'bool');
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const string = new Param('stringin', 'string');
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const inputs = [bool, string];
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const outputs = [uint];
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const func = new Func({
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name: 'test',
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inputs: inputsArr,
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outputs: outputsArr
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});
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describe('constructor', () => {
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it('returns signature correctly if name already contains it', () => {
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const func = new Func({
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name: 'test(bool,string)',
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inputs: inputsArr,
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outputs: outputsArr
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});
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expect(func.name).to.equal('test');
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expect(func.id).to.equal('test(bool,string)');
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expect(func.signature).to.equal('02356205');
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});
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it('stores the parameters as received', () => {
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expect(func.name).to.equal('test');
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expect(func.constant).to.be.false;
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expect(func.inputs).to.deep.equal(inputs);
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expect(func.outputs).to.deep.equal(outputs);
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});
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it('matches empty inputs with []', () => {
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expect(new Func({ name: 'test', outputs: outputsArr }).inputs).to.deep.equal([]);
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});
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it('matches empty outputs with []', () => {
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expect(new Func({ name: 'test', inputs: inputsArr }).outputs).to.deep.equal([]);
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});
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it('sets the method signature', () => {
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expect(new Func({ name: 'baz' }).signature).to.equal('a7916fac');
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});
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it('allows constant functions', () => {
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expect(new Func({ name: 'baz', constant: true }).constant).to.be.true;
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});
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});
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describe('inputParamTypes', () => {
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it('retrieves the input types as received', () => {
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expect(func.inputParamTypes()).to.deep.equal([bool.kind, string.kind]);
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});
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});
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describe('outputParamTypes', () => {
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it('retrieves the output types as received', () => {
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expect(func.outputParamTypes()).to.deep.equal([uint.kind]);
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});
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});
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describe('encodeCall', () => {
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it('encodes the call correctly', () => {
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const result = func.encodeCall([new Token('bool', true), new Token('string', 'jacogr')]);
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expect(result).to.equal('023562050000000000000000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000066a61636f67720000000000000000000000000000000000000000000000000000');
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});
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});
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describe('decodeOutput', () => {
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it('decodes the result correctly', () => {
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const result = func.decodeOutput('1111111111111111111111111111111111111111111111111111111111111111');
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expect(result[0].value.toString(16)).to.equal('1111111111111111111111111111111111111111111111111111111111111111');
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});
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});
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});
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