web3.js/test/coder.decodeParam.js

88 lines
8.1 KiB
JavaScript

var chai = require('chai');
var assert = chai.assert;
var coder = require('../lib/solidity/coder');
var BigNumber = require('bignumber.js');
var bn = BigNumber;
describe('lib/solidity/coder', function () {
describe('decodeParam', function () {
var test = function (t) {
it('should turn ' + t.value + ' to ' + t.expected, function () {
assert.deepEqual(coder.decodeParam(t.type, t.value), t.expected);
});
};
test({ type: 'int', expected: new bn(1), value: '0000000000000000000000000000000000000000000000000000000000000001'});
test({ type: 'int', expected: new bn(16), value: '0000000000000000000000000000000000000000000000000000000000000010'});
test({ type: 'int', expected: new bn(-1), value: 'ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff'});
test({ type: 'int256', expected: new bn(1), value: '0000000000000000000000000000000000000000000000000000000000000001'});
test({ type: 'int256', expected: new bn(16), value: '0000000000000000000000000000000000000000000000000000000000000010'});
test({ type: 'int256', expected: new bn(-1), value: 'ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff'});
test({ type: 'bytes32', expected: 'gavofyork', value: '6761766f66796f726b0000000000000000000000000000000000000000000000'});
test({ type: 'bytes', expected: 'gavofyork', value: '0000000000000000000000000000000000000000000000000000000000000020' +
'0000000000000000000000000000000000000000000000000000000000000009' +
'6761766f66796f726b0000000000000000000000000000000000000000000000'});
test({ type: 'int[]', expected: [], value: '0000000000000000000000000000000000000000000000000000000000000020' +
'0000000000000000000000000000000000000000000000000000000000000000'});
test({ type: 'int[]', expected: [new bn(3)], value: '0000000000000000000000000000000000000000000000000000000000000020' +
'0000000000000000000000000000000000000000000000000000000000000001' +
'0000000000000000000000000000000000000000000000000000000000000003'});
test({ type: 'int256[]', expected: [new bn(3)], value: '0000000000000000000000000000000000000000000000000000000000000020' +
'0000000000000000000000000000000000000000000000000000000000000001' +
'0000000000000000000000000000000000000000000000000000000000000003'});
test({ type: 'int[]', expected: [new bn(1), new bn(2), new bn(3)],
value: '0000000000000000000000000000000000000000000000000000000000000020' +
'0000000000000000000000000000000000000000000000000000000000000003' +
'0000000000000000000000000000000000000000000000000000000000000001' +
'0000000000000000000000000000000000000000000000000000000000000002' +
'0000000000000000000000000000000000000000000000000000000000000003'});
test({ type: 'bool', expected: true, value: '0000000000000000000000000000000000000000000000000000000000000001'});
test({ type: 'bool', expected: false, value: '0000000000000000000000000000000000000000000000000000000000000000'});
test({ type: 'real', expected: new bn(1), value: '0000000000000000000000000000000100000000000000000000000000000000'});
test({ type: 'real', expected: new bn(2.125), value: '0000000000000000000000000000000220000000000000000000000000000000'});
test({ type: 'real', expected: new bn(8.5), value: '0000000000000000000000000000000880000000000000000000000000000000'});
test({ type: 'real', expected: new bn(-1), value: 'ffffffffffffffffffffffffffffffff00000000000000000000000000000000'});
test({ type: 'ureal', expected: new bn(1), value: '0000000000000000000000000000000100000000000000000000000000000000'});
test({ type: 'ureal', expected: new bn(2.125), value: '0000000000000000000000000000000220000000000000000000000000000000'});
test({ type: 'ureal', expected: new bn(8.5), value: '0000000000000000000000000000000880000000000000000000000000000000'});
test({ type: 'address', expected: '0x407d73d8a49eeb85d32cf465507dd71d507100c1',
value: '000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1'});
});
});
describe('lib/solidity/coder', function () {
describe('decodeParams', function () {
var test = function (t) {
it('should turn ' + t.values + ' to ' + t.expected, function () {
assert.deepEqual(coder.decodeParams(t.types, t.values), t.expected);
});
};
test({ types: ['int'], expected: [new bn(1)], values: '0000000000000000000000000000000000000000000000000000000000000001'});
test({ types: ['bytes32', 'int'], expected: ['gavofyork', new bn(5)],
values: '6761766f66796f726b0000000000000000000000000000000000000000000000' +
'0000000000000000000000000000000000000000000000000000000000000005'});
test({ types: ['int', 'bytes32'], expected: [new bn(5), 'gavofyork'],
values: '0000000000000000000000000000000000000000000000000000000000000005' +
'6761766f66796f726b0000000000000000000000000000000000000000000000'});
test({ types: ['int', 'bytes', 'int', 'int', 'int', 'int[]'], expected: [new bn(1), 'gavofyork', new bn(2), new bn(3), new bn(4),
[new bn(5), new bn(6), new bn(7)]],
values: '0000000000000000000000000000000000000000000000000000000000000001' +
'00000000000000000000000000000000000000000000000000000000000000c0' +
'0000000000000000000000000000000000000000000000000000000000000002' +
'0000000000000000000000000000000000000000000000000000000000000003' +
'0000000000000000000000000000000000000000000000000000000000000004' +
'0000000000000000000000000000000000000000000000000000000000000100' +
'0000000000000000000000000000000000000000000000000000000000000009' +
'6761766f66796f726b0000000000000000000000000000000000000000000000' +
'0000000000000000000000000000000000000000000000000000000000000003' +
'0000000000000000000000000000000000000000000000000000000000000005' +
'0000000000000000000000000000000000000000000000000000000000000006' +
'0000000000000000000000000000000000000000000000000000000000000007'});
});
});