100 lines
4.4 KiB
TypeScript
100 lines
4.4 KiB
TypeScript
import {ZeroEx} from '../src/ts/0x.js';
|
|
import {expect} from 'chai';
|
|
import 'mocha';
|
|
import * as BigNumber from 'bignumber.js';
|
|
|
|
describe('ZeroEx library', () => {
|
|
describe('#isValidSignature', () => {
|
|
// This test data was borrowed from the JSON RPC documentation
|
|
// Source: https://github.com/ethereum/wiki/wiki/JSON-RPC#eth_sign
|
|
const data = '0xdeadbeaf';
|
|
const signature = {
|
|
v: 27,
|
|
r: '0xa3f20717a250c2b0b729b7e5becbff67fdaef7e0699da4de7ca5895b02a170a1',
|
|
s: '0x2d887fd3b17bfdce3481f10bea41f45ba9f709d39ce8325427b57afcfc994cee',
|
|
};
|
|
const address = '0x9b2055d370f73ec7d8a03e965129118dc8f5bf83';
|
|
describe('should return false for malformed signature', () => {
|
|
it('malformed v', () => {
|
|
const malformedSignature = {
|
|
v: 34,
|
|
r: signature.r,
|
|
s: signature.s,
|
|
};
|
|
const isValid = ZeroEx.isValidSignature(data, malformedSignature, address);
|
|
expect(isValid).to.be.false;
|
|
});
|
|
it('r lacks 0x prefix', () => {
|
|
const malformedR = signature.r.replace('0x', '');
|
|
const malformedSignature = {
|
|
v: signature.v,
|
|
r: malformedR,
|
|
s: signature.s,
|
|
};
|
|
const isValid = ZeroEx.isValidSignature(data, malformedSignature, address);
|
|
expect(isValid).to.be.false;
|
|
});
|
|
it('r is too short', () => {
|
|
const malformedR = signature.r.substr(10);
|
|
const malformedSignature = {
|
|
v: signature.v,
|
|
r: malformedR,
|
|
s: signature.s,
|
|
};
|
|
const isValid = ZeroEx.isValidSignature(data, malformedSignature, address);
|
|
expect(isValid).to.be.false;
|
|
});
|
|
it('s is not hex', () => {
|
|
const malformedS = signature.s.replace('0', 'z');
|
|
const malformedSignature = {
|
|
v: signature.v,
|
|
r: signature.r,
|
|
s: malformedS,
|
|
};
|
|
const isValid = ZeroEx.isValidSignature(data, malformedSignature, address);
|
|
expect(isValid).to.be.false;
|
|
});
|
|
});
|
|
it('should return false if the data doesn\'t pertain to the signature & address', () => {
|
|
const isValid = ZeroEx.isValidSignature('0x00', signature, address);
|
|
expect(isValid).to.be.false;
|
|
});
|
|
it('should return false if the address doesn\'t pertain to the signature & data', () => {
|
|
const validUnrelatedAddress = '0x8b0292B11a196601eD2ce54B665CaFEca0347D42';
|
|
const isValid = ZeroEx.isValidSignature(data, signature, validUnrelatedAddress);
|
|
expect(isValid).to.be.false;
|
|
});
|
|
it('should return false if the signature doesn\'t pertain to the data & address', () => {
|
|
const wrongSignature = Object.assign({}, signature, {v: 28});
|
|
const isValid = ZeroEx.isValidSignature(data, wrongSignature, address);
|
|
expect(isValid).to.be.false;
|
|
});
|
|
it('should return true if the signature does pertain to the data & address', () => {
|
|
const isValid = ZeroEx.isValidSignature(data, signature, address);
|
|
expect(isValid).to.be.true;
|
|
});
|
|
});
|
|
describe('#generateSalt', () => {
|
|
it('generates different salts', () => {
|
|
const equal = ZeroEx.generatePseudoRandomSalt().eq(ZeroEx.generatePseudoRandomSalt());
|
|
expect(equal).to.be.false;
|
|
});
|
|
it('generates salt in range [0..2^256)', () => {
|
|
const salt = ZeroEx.generatePseudoRandomSalt();
|
|
expect(salt.greaterThanOrEqualTo(0)).to.be.true;
|
|
const twoPow256 = new BigNumber(2).pow(256);
|
|
expect(salt.lessThan(twoPow256)).to.be.true;
|
|
});
|
|
});
|
|
describe('#isValidOrderHash', () => {
|
|
it('returns false if the length is wrong', () => {
|
|
const isValid = ZeroEx.isValidOrderHash('0xdeadbeef');
|
|
expect(isValid).to.be.false;
|
|
});
|
|
it('returns true if order hash is correct', () => {
|
|
const isValid = ZeroEx.isValidOrderHash('0x' + Array(65).join('0'));
|
|
expect(isValid).to.be.true;
|
|
});
|
|
});
|
|
});
|