go-pulse/test/abi.parsers.js
2015-01-28 14:20:36 +01:00

866 lines
31 KiB
JavaScript

var assert = require('assert');
var BigNumber = require('bignumber.js');
var abi = require('../lib/abi.js');
var clone = function (object) { return JSON.parse(JSON.stringify(object)); };
var description = [{
"name": "test",
"type": "function",
"inputs": [{
"name": "a",
"type": "uint256"
}
],
"outputs": [
{
"name": "d",
"type": "uint256"
}
]
}];
describe('abi', function() {
describe('inputParser', function() {
it('should parse input uint', function() {
// given
var d = clone(description);
d[0].inputs = [
{ type: "uint" }
];
// when
var parser = abi.inputParser(d);
// then
assert.equal(parser.test(1), "0000000000000000000000000000000000000000000000000000000000000001");
assert.equal(parser.test(10), "000000000000000000000000000000000000000000000000000000000000000a");
assert.equal(
parser.test("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"),
"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
);
assert.equal(
parser.test(new BigNumber("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 16)),
"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
);
assert.equal(parser.test(0.1), "0000000000000000000000000000000000000000000000000000000000000000");
assert.equal(parser.test(3.9), "0000000000000000000000000000000000000000000000000000000000000003");
assert.equal(parser.test('0.1'), "0000000000000000000000000000000000000000000000000000000000000000");
assert.equal(parser.test('3.9'), "0000000000000000000000000000000000000000000000000000000000000003");
});
it('should parse input uint128', function() {
// given
var d = clone(description);
d[0].inputs = [
{ type: "uint128" }
];
// when
var parser = abi.inputParser(d);
// then
assert.equal(parser.test(1), "0000000000000000000000000000000000000000000000000000000000000001");
assert.equal(parser.test(10), "000000000000000000000000000000000000000000000000000000000000000a");
assert.equal(
parser.test("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"),
"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
);
assert.equal(
parser.test(new BigNumber("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 16)),
"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
);
assert.equal(parser.test(0.1), "0000000000000000000000000000000000000000000000000000000000000000");
assert.equal(parser.test(3.9), "0000000000000000000000000000000000000000000000000000000000000003");
assert.equal(parser.test('0.1'), "0000000000000000000000000000000000000000000000000000000000000000");
assert.equal(parser.test('3.9'), "0000000000000000000000000000000000000000000000000000000000000003");
});
it('should parse input uint256', function() {
// given
var d = clone(description);
d[0].inputs = [
{ type: "uint256" }
];
// when
var parser = abi.inputParser(d);
// then
assert.equal(parser.test(1), "0000000000000000000000000000000000000000000000000000000000000001");
assert.equal(parser.test(10), "000000000000000000000000000000000000000000000000000000000000000a");
assert.equal(
parser.test("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"),
"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
);
assert.equal(
parser.test(new BigNumber("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 16)),
"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
);
assert.equal(parser.test(0.1), "0000000000000000000000000000000000000000000000000000000000000000");
assert.equal(parser.test(3.9), "0000000000000000000000000000000000000000000000000000000000000003");
assert.equal(parser.test('0.1'), "0000000000000000000000000000000000000000000000000000000000000000");
assert.equal(parser.test('3.9'), "0000000000000000000000000000000000000000000000000000000000000003");
});
it('should parse input int', function() {
// given
var d = clone(description);
d[0].inputs = [
{ type: "int" }
];
// when
var parser = abi.inputParser(d);
// then
assert.equal(parser.test(1), "0000000000000000000000000000000000000000000000000000000000000001");
assert.equal(parser.test(10), "000000000000000000000000000000000000000000000000000000000000000a");
assert.equal(parser.test(-1), "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
assert.equal(parser.test(-2), "fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe");
assert.equal(parser.test(-16), "fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0");
assert.equal(
parser.test("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"),
"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
);
assert.equal(
parser.test(new BigNumber("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 16)),
"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
);
assert.equal(parser.test(0.1), "0000000000000000000000000000000000000000000000000000000000000000");
assert.equal(parser.test(3.9), "0000000000000000000000000000000000000000000000000000000000000003");
assert.equal(parser.test('0.1'), "0000000000000000000000000000000000000000000000000000000000000000");
assert.equal(parser.test('3.9'), "0000000000000000000000000000000000000000000000000000000000000003");
});
it('should parse input int128', function() {
// given
var d = clone(description);
d[0].inputs = [
{ type: "int128" }
];
// when
var parser = abi.inputParser(d);
// then
assert.equal(parser.test(1), "0000000000000000000000000000000000000000000000000000000000000001");
assert.equal(parser.test(10), "000000000000000000000000000000000000000000000000000000000000000a");
assert.equal(parser.test(-1), "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
assert.equal(parser.test(-2), "fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe");
assert.equal(parser.test(-16), "fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0");
assert.equal(
parser.test("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"),
"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
);
assert.equal(
parser.test(new BigNumber("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 16)),
"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
);
assert.equal(parser.test(0.1), "0000000000000000000000000000000000000000000000000000000000000000");
assert.equal(parser.test(3.9), "0000000000000000000000000000000000000000000000000000000000000003");
assert.equal(parser.test('0.1'), "0000000000000000000000000000000000000000000000000000000000000000");
assert.equal(parser.test('3.9'), "0000000000000000000000000000000000000000000000000000000000000003");
});
it('should parse input int256', function() {
// given
var d = clone(description);
d[0].inputs = [
{ type: "int256" }
];
// when
var parser = abi.inputParser(d);
// then
assert.equal(parser.test(1), "0000000000000000000000000000000000000000000000000000000000000001");
assert.equal(parser.test(10), "000000000000000000000000000000000000000000000000000000000000000a");
assert.equal(parser.test(-1), "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
assert.equal(parser.test(-2), "fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe");
assert.equal(parser.test(-16), "fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0");
assert.equal(
parser.test("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"),
"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
);
assert.equal(
parser.test(new BigNumber("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 16)),
"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
);
assert.equal(parser.test(0.1), "0000000000000000000000000000000000000000000000000000000000000000");
assert.equal(parser.test(3.9), "0000000000000000000000000000000000000000000000000000000000000003");
assert.equal(parser.test('0.1'), "0000000000000000000000000000000000000000000000000000000000000000");
assert.equal(parser.test('3.9'), "0000000000000000000000000000000000000000000000000000000000000003");
});
it('should parse input bool', function() {
// given
var d = clone(description);
d[0].inputs = [
{ type: 'bool' }
];
// when
var parser = abi.inputParser(d);
// then
assert.equal(parser.test(true), "0000000000000000000000000000000000000000000000000000000000000001");
assert.equal(parser.test(false), "0000000000000000000000000000000000000000000000000000000000000000");
});
it('should parse input hash', function() {
// given
var d = clone(description);
d[0].inputs = [
{ type: "hash" }
];
// when
var parser = abi.inputParser(d);
// then
assert.equal(parser.test("0x407d73d8a49eeb85d32cf465507dd71d507100c1"), "000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1");
});
it('should parse input hash256', function() {
// given
var d = clone(description);
d[0].inputs = [
{ type: "hash256" }
];
// when
var parser = abi.inputParser(d);
// then
assert.equal(parser.test("0x407d73d8a49eeb85d32cf465507dd71d507100c1"), "000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1");
});
it('should parse input hash160', function() {
// given
var d = clone(description);
d[0].inputs = [
{ type: "hash160" }
];
// when
var parser = abi.inputParser(d);
// then
assert.equal(parser.test("0x407d73d8a49eeb85d32cf465507dd71d507100c1"), "000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1");
});
it('should parse input address', function () {
// given
var d = clone(description);
d[0].inputs = [
{ type: "address" }
];
// when
var parser = abi.inputParser(d)
// then
assert.equal(parser.test("0x407d73d8a49eeb85d32cf465507dd71d507100c1"), "000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1");
});
it('should parse input string', function () {
// given
var d = clone(description);
d[0].inputs = [
{ type: "string" }
];
// when
var parser = abi.inputParser(d);
// then
assert.equal(
parser.test('hello'),
"000000000000000000000000000000000000000000000000000000000000000568656c6c6f000000000000000000000000000000000000000000000000000000"
);
assert.equal(
parser.test('world'),
"0000000000000000000000000000000000000000000000000000000000000005776f726c64000000000000000000000000000000000000000000000000000000"
);
});
it('should use proper method name', function () {
// given
var d = clone(description);
d[0].name = 'helloworld(int)';
d[0].inputs = [
{ type: "int" }
];
// when
var parser = abi.inputParser(d);
// then
assert.equal(parser.helloworld(1), "0000000000000000000000000000000000000000000000000000000000000001");
assert.equal(parser.helloworld['int'](1), "0000000000000000000000000000000000000000000000000000000000000001");
});
it('should parse multiple methods', function () {
// given
var d = [{
name: "test",
type: "function",
inputs: [{ type: "int" }],
outputs: [{ type: "int" }]
},{
name: "test2",
type: "function",
inputs: [{ type: "string" }],
outputs: [{ type: "string" }]
}];
// when
var parser = abi.inputParser(d);
//then
assert.equal(parser.test(1), "0000000000000000000000000000000000000000000000000000000000000001");
assert.equal(
parser.test2('hello'),
"000000000000000000000000000000000000000000000000000000000000000568656c6c6f000000000000000000000000000000000000000000000000000000"
);
});
it('should parse input array of ints', function () {
// given
var d = clone(description);
d[0].inputs = [
{ type: "int[]" }
];
// when
var parser = abi.inputParser(d);
// then
assert.equal(
parser.test([5, 6]),
"0000000000000000000000000000000000000000000000000000000000000002" +
"0000000000000000000000000000000000000000000000000000000000000005" +
"0000000000000000000000000000000000000000000000000000000000000006"
);
});
it('should parse input real', function () {
// given
var d = clone(description);
d[0].inputs = [
{ type: 'real' }
];
// when
var parser = abi.inputParser(d);
// then
assert.equal(parser.test([1]), "0000000000000000000000000000000100000000000000000000000000000000");
assert.equal(parser.test([2.125]), "0000000000000000000000000000000220000000000000000000000000000000");
assert.equal(parser.test([8.5]), "0000000000000000000000000000000880000000000000000000000000000000");
assert.equal(parser.test([-1]), "ffffffffffffffffffffffffffffffff00000000000000000000000000000000");
});
it('should parse input ureal', function () {
// given
var d = clone(description);
d[0].inputs = [
{ type: 'ureal' }
];
// when
var parser = abi.inputParser(d);
// then
assert.equal(parser.test([1]), "0000000000000000000000000000000100000000000000000000000000000000");
assert.equal(parser.test([2.125]), "0000000000000000000000000000000220000000000000000000000000000000");
assert.equal(parser.test([8.5]), "0000000000000000000000000000000880000000000000000000000000000000");
});
});
describe('outputParser', function() {
it('should parse output string', function() {
// given
var d = clone(description);
d[0].outputs = [
{ type: "string" }
];
// when
var parser = abi.outputParser(d);
// then
assert.equal(
parser.test("0x" +
"0000000000000000000000000000000000000000000000000000000000000005" +
"68656c6c6f000000000000000000000000000000000000000000000000000000")[0],
'hello'
);
assert.equal(
parser.test("0x" +
"0000000000000000000000000000000000000000000000000000000000000005" +
"776f726c64000000000000000000000000000000000000000000000000000000")[0],
'world'
);
});
it('should parse output uint', function() {
// given
var d = clone(description);
d[0].outputs = [
{ type: 'uint' }
];
// when
var parser = abi.outputParser(d);
// then
assert.equal(parser.test("0x0000000000000000000000000000000000000000000000000000000000000001")[0], 1);
assert.equal(parser.test("0x000000000000000000000000000000000000000000000000000000000000000a")[0], 10);
assert.equal(
parser.test("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff")[0].toString(10),
new BigNumber("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 16).toString(10)
);
assert.equal(
parser.test("0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0")[0].toString(10),
new BigNumber("fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0", 16).toString(10)
);
});
it('should parse output uint256', function() {
// given
var d = clone(description);
d[0].outputs = [
{ type: 'uint256' }
];
// when
var parser = abi.outputParser(d);
// then
assert.equal(parser.test("0x0000000000000000000000000000000000000000000000000000000000000001")[0], 1);
assert.equal(parser.test("0x000000000000000000000000000000000000000000000000000000000000000a")[0], 10);
assert.equal(
parser.test("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff")[0].toString(10),
new BigNumber("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 16).toString(10)
);
assert.equal(
parser.test("0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0")[0].toString(10),
new BigNumber("fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0", 16).toString(10)
);
});
it('should parse output uint128', function() {
// given
var d = clone(description);
d[0].outputs = [
{ type: 'uint128' }
];
// when
var parser = abi.outputParser(d);
// then
assert.equal(parser.test("0x0000000000000000000000000000000000000000000000000000000000000001")[0], 1);
assert.equal(parser.test("0x000000000000000000000000000000000000000000000000000000000000000a")[0], 10);
assert.equal(
parser.test("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff")[0].toString(10),
new BigNumber("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 16).toString(10)
);
assert.equal(
parser.test("0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0")[0].toString(10),
new BigNumber("fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0", 16).toString(10)
);
});
it('should parse output int', function() {
// given
var d = clone(description);
d[0].outputs = [
{ type: 'int' }
];
// when
var parser = abi.outputParser(d);
// then
assert.equal(parser.test("0x0000000000000000000000000000000000000000000000000000000000000001")[0], 1);
assert.equal(parser.test("0x000000000000000000000000000000000000000000000000000000000000000a")[0], 10);
assert.equal(parser.test("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff")[0], -1);
assert.equal(parser.test("0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0")[0], -16);
});
it('should parse output int256', function() {
// given
var d = clone(description);
d[0].outputs = [
{ type: 'int256' }
];
// when
var parser = abi.outputParser(d);
// then
assert.equal(parser.test("0x0000000000000000000000000000000000000000000000000000000000000001")[0], 1);
assert.equal(parser.test("0x000000000000000000000000000000000000000000000000000000000000000a")[0], 10);
assert.equal(parser.test("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff")[0], -1);
assert.equal(parser.test("0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0")[0], -16);
});
it('should parse output int128', function() {
// given
var d = clone(description);
d[0].outputs = [
{ type: 'int128' }
];
// when
var parser = abi.outputParser(d);
// then
assert.equal(parser.test("0x0000000000000000000000000000000000000000000000000000000000000001")[0], 1);
assert.equal(parser.test("0x000000000000000000000000000000000000000000000000000000000000000a")[0], 10);
assert.equal(parser.test("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff")[0], -1);
assert.equal(parser.test("0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0")[0], -16);
});
it('should parse output hash', function() {
// given
var d = clone(description);
d[0].outputs = [
{ type: 'hash' }
];
// when
var parser = abi.outputParser(d);
// then
assert.equal(
parser.test("0x000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1")[0],
"0x000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1"
);
});
it('should parse output hash256', function() {
// given
var d = clone(description);
d[0].outputs = [
{ type: 'hash256' }
];
// when
var parser = abi.outputParser(d);
// then
assert.equal(
parser.test("0x000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1")[0],
"0x000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1"
);
});
it('should parse output hash160', function() {
// given
var d = clone(description);
d[0].outputs = [
{ type: 'hash160' }
];
// when
var parser = abi.outputParser(d);
// then
assert.equal(
parser.test("0x000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1")[0],
"0x000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1"
);
// TODO shouldnt' the expected hash be shorter?
});
it('should parse output address', function() {
// given
var d = clone(description);
d[0].outputs = [
{ type: 'address' }
];
// when
var parser = abi.outputParser(d);
// then
assert.equal(
parser.test("0x000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1")[0],
"0x407d73d8a49eeb85d32cf465507dd71d507100c1"
);
});
it('should parse output bool', function() {
// given
var d = clone(description);
d[0].outputs = [
{ type: 'bool' }
];
// when
var parser = abi.outputParser(d);
// then
assert.equal(parser.test("0x0000000000000000000000000000000000000000000000000000000000000001")[0], true);
assert.equal(parser.test("0x0000000000000000000000000000000000000000000000000000000000000000")[0], false);
});
it('should parse output real', function() {
// given
var d = clone(description);
d[0].outputs = [
{ type: 'real' }
];
// when
var parser = abi.outputParser(d);
// then
assert.equal(parser.test("0x0000000000000000000000000000000100000000000000000000000000000000")[0], 1);
assert.equal(parser.test("0x0000000000000000000000000000000220000000000000000000000000000000")[0], 2.125);
assert.equal(parser.test("0x0000000000000000000000000000000880000000000000000000000000000000")[0], 8.5);
assert.equal(parser.test("0xffffffffffffffffffffffffffffffff00000000000000000000000000000000")[0], -1);
});
it('should parse output ureal', function() {
// given
var d = clone(description);
d[0].outputs = [
{ type: 'ureal' }
];
// when
var parser = abi.outputParser(d);
// then
assert.equal(parser.test("0x0000000000000000000000000000000100000000000000000000000000000000")[0], 1);
assert.equal(parser.test("0x0000000000000000000000000000000220000000000000000000000000000000")[0], 2.125);
assert.equal(parser.test("0x0000000000000000000000000000000880000000000000000000000000000000")[0], 8.5);
});
it('should parse multiple output strings', function() {
// given
var d = clone(description);
d[0].outputs = [
{ type: "string" },
{ type: "string" }
];
// when
var parser = abi.outputParser(d);
// then
assert.equal(
parser.test("0x" +
"0000000000000000000000000000000000000000000000000000000000000005" +
"0000000000000000000000000000000000000000000000000000000000000005" +
"68656c6c6f000000000000000000000000000000000000000000000000000000" +
"776f726c64000000000000000000000000000000000000000000000000000000")[0],
'hello'
);
assert.equal(
parser.test("0x" +
"0000000000000000000000000000000000000000000000000000000000000005" +
"0000000000000000000000000000000000000000000000000000000000000005" +
"68656c6c6f000000000000000000000000000000000000000000000000000000" +
"776f726c64000000000000000000000000000000000000000000000000000000")[1],
'world'
);
});
it('should use proper method name', function () {
// given
var d = clone(description);
d[0].name = 'helloworld(int)';
d[0].outputs = [
{ type: "int" }
];
// when
var parser = abi.outputParser(d);
// then
assert.equal(parser.helloworld("0x0000000000000000000000000000000000000000000000000000000000000001")[0], 1);
assert.equal(parser.helloworld['int']("0x0000000000000000000000000000000000000000000000000000000000000001")[0], 1);
});
it('should parse multiple methods', function () {
// given
var d = [{
name: "test",
type: "function",
inputs: [{ type: "int" }],
outputs: [{ type: "int" }]
},{
name: "test2",
type: "function",
inputs: [{ type: "string" }],
outputs: [{ type: "string" }]
}];
// when
var parser = abi.outputParser(d);
//then
assert.equal(parser.test("0000000000000000000000000000000000000000000000000000000000000001")[0], 1);
assert.equal(parser.test2("0x" +
"0000000000000000000000000000000000000000000000000000000000000005" +
"68656c6c6f000000000000000000000000000000000000000000000000000000")[0],
"hello"
);
});
it('should parse output array', function () {
// given
var d = clone(description);
d[0].outputs = [
{ type: 'int[]' }
];
// when
var parser = abi.outputParser(d);
// then
assert.equal(parser.test("0x" +
"0000000000000000000000000000000000000000000000000000000000000002" +
"0000000000000000000000000000000000000000000000000000000000000005" +
"0000000000000000000000000000000000000000000000000000000000000006")[0][0],
5
);
assert.equal(parser.test("0x" +
"0000000000000000000000000000000000000000000000000000000000000002" +
"0000000000000000000000000000000000000000000000000000000000000005" +
"0000000000000000000000000000000000000000000000000000000000000006")[0][1],
6
);
});
it('should parse 0x value', function () {
// given
var d = clone(description);
d[0].outputs = [
{ type: 'int' }
];
// when
var parser = abi.outputParser(d);
// then
assert.equal(parser.test("0x")[0], 0);
});
it('should parse 0x value', function () {
// given
var d = clone(description);
d[0].outputs = [
{ type: 'uint' }
];
// when
var parser = abi.outputParser(d);
// then
assert.equal(parser.test("0x")[0], 0);
});
});
});