540 lines
21 KiB
TypeScript
540 lines
21 KiB
TypeScript
'use strict';
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import assert from 'assert';
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import { ethers } from "ethers";
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import { loadTests, TestCase } from "@ethersproject/testcases";
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import * as utils from './utils';
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function equals(a: any, b: any): boolean {
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if (Array.isArray(a)) {
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if (!Array.isArray(b) || a.length !== b.length) {
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return false;
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}
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for (let i = 0; i < a.length; i++) {
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if (!equals(a[i], b[i])) { return false; }
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}
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return true;
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}
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return a === b;
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}
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describe('Test Contract Address Generation', function() {
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// @TODO: Mine a large collection of these from the blockchain
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let getContractAddress = ethers.utils.getContractAddress;
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let Tests = [
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// Transaction: 0x939aa17985bc2a52a0c1cba9497ef09e092355a805a8150e30e24b753bac6864
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{
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address: '0x3474627D4F63A678266BC17171D87f8570936622',
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name: 'tx-0x939aa179 (number)',
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tx: {
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from: '0xb2682160c482eb985ec9f3e364eec0a904c44c23',
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nonce: 10,
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}
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},
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{
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address: '0x3474627D4F63A678266BC17171D87f8570936622',
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name: 'tx-0x939aa179 (odd-zero-hex)',
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tx: {
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from: '0xb2682160c482eb985ec9f3e364eec0a904c44c23',
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nonce: "0xa",
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}
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},
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{
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address: '0x3474627D4F63A678266BC17171D87f8570936622',
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name: 'tx-0x939aa179 (even-zero-hex)',
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tx: {
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from: '0xb2682160c482eb985ec9f3e364eec0a904c44c23',
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nonce: "0x0a",
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}
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},
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// Ropsten: https://etherscan.io/tx/0x78d17f8ab31fb6ad688340634a9a29d8726feb6d588338a9b9b21a44159bc916
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{
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address: '0x271300790813f82638A8A6A8a86d65df6dF33c17',
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name: 'tx-0x78d17f8a (odd-long-hex)',
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tx: {
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from: '0x8ba1f109551bd432803012645ac136ddd64dba72',
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nonce: "0x200",
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}
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},
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{
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address: '0x271300790813f82638A8A6A8a86d65df6dF33c17',
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name: 'tx-0x78d17f8a (even-long-hex)',
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tx: {
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from: '0x8ba1f109551bd432803012645ac136ddd64dba72',
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nonce: "0x0200",
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}
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},
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// https://ropsten.etherscan.io/tx/0x444ea8ae9890ac0ee5fd249512726abf9d23f44a378d5f45f727b65dc1b899c2
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{
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address: '0x995C25706C407a1F1E84b3777775e3e619764933',
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name: 'tx-0x444ea8ae (even-long-hex)',
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tx: {
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from: '0x8ba1f109551bd432803012645ac136ddd64dba72',
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nonce: "0x1d",
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}
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},
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{
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address: '0x995C25706C407a1F1E84b3777775e3e619764933',
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name: 'tx-0x444ea8ae (padded-long-hex)',
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tx: {
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from: '0x8ba1f109551bd432803012645ac136ddd64dba72',
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nonce: "0x001d",
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}
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},
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{
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address: '0x995C25706C407a1F1E84b3777775e3e619764933',
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name: 'tx-0x444ea8ae (number)',
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tx: {
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from: '0x8ba1f109551bd432803012645ac136ddd64dba72',
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nonce: 29,
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}
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},
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// Ropsten: 0x5bdfd14fcc917abc2f02a30721d152a6f147f09e8cbaad4e0d5405d646c5c3e1
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{
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address: '0x0CcCC7507aEDf9FEaF8C8D731421746e16b4d39D',
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name: 'zero-nonce',
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tx: {
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from: '0xc6af6e1a78a6752c7f8cd63877eb789a2adb776c',
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nonce: 0
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}
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},
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]
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Tests.forEach(function(test) {
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it(('Computes the transaction address - ' + test.name), function() {
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this.timeout(120000);
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assert.equal(getContractAddress(test.tx), test.address, 'computes the transaction address');
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});
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});
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});
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describe('Test RLP Coder', function() {
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type TestCase = {
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name: string,
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decoded: string,
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encoded: string
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};
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const tests: Array<TestCase> = loadTests('rlp-coder');
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tests.forEach(function(test) {
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it(('RLP coder encoded - ' + test.name), function() {
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this.timeout(120000);
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assert.equal(ethers.utils.RLP.encode(test.decoded), test.encoded, 'RLP encoded - ' + test.name);
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});
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});
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tests.forEach((test: TestCase) => {
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it(('RLP coder decoded - ' + test.name), function() {
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this.timeout(120000);
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assert.ok(equals(ethers.utils.RLP.decode(test.encoded), test.decoded),
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'RLP decoded - ' + test.name);
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});
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});
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});
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describe('Test Unit Conversion', function () {
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const tests: Array<TestCase.Unit> = loadTests('units');
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tests.forEach((test) => {
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let wei = ethers.BigNumber.from(test.wei);
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it (('parses ' + test.ether + ' ether'), function() {
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assert.ok(ethers.utils.parseEther(test.ether.replace(/,/g, '')).eq(wei),
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'parsing ether failed - ' + test.name);
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});
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it (('formats ' + wei.toString() + ' wei to ether'), function() {
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let actual = ethers.utils.formatEther(wei);
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assert.equal(actual, test.ether_format,
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'formatting wei failed - ' + test.name);
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});
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});
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tests.forEach((test) => {
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let wei = ethers.BigNumber.from(test.wei);
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type UnitName = 'kwei' | 'mwei' | 'gwei' | 'szabo' | 'finney' | 'satoshi'
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type UnitNameFormat = 'kwei_format' | 'mwei_format' | 'gwei_format' | 'szabo_format' | 'finney_format' | 'satoshi_format'
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['kwei', 'mwei', 'gwei', 'szabo', 'finney', 'satoshi'].forEach((name: UnitName) => {
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let unitName: string | number = name;
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if (name === 'satoshi') { unitName = 8; }
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if (test[name]) {
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it(('parses ' + test[name] + ' ' + name), function() {
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this.timeout(120000);
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assert.ok(ethers.utils.parseUnits(test[name].replace(/,/g, ''), unitName).eq(wei),
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('parsing ' + name + ' failed - ' + test.name));
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});
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}
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let expectedKey: UnitNameFormat = (<UnitNameFormat>(name + '_format'));
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if (test[expectedKey]) {
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it (('formats ' + wei.toString() + ' wei to ' + name + ')'), function() {
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let actual = ethers.utils.formatUnits(wei, unitName);
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let expected = test[expectedKey];
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assert.equal(actual, expected,
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('formats ' + name + ' - ' + test.name));
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});
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}
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});
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});
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});
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describe('Test Namehash', function() {
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type TestCase = {
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expected: string,
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name: string
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};
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const tests: Array<TestCase> = loadTests('namehash');
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tests.forEach((test: TestCase) => {
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it(('computes namehash - "' + test.name + '"'), function() {
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this.timeout(120000);
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assert.equal(ethers.utils.namehash(test.name), test.expected,
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'computes namehash(' + test.name + ')');
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});
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});
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});
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describe('Test ID Hash Functions', function () {
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type TestCase = {
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expected: string,
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name: string,
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text: string
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};
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const tests: Array<TestCase> = [
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{
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name: 'setAddr signature hash',
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text: 'setAddr(bytes32,address)',
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expected: '0xd5fa2b00b0756613052388dd576d941ba16904757996b8bb03a737ef4fd1f9ce'
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}
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]
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tests.forEach((test: TestCase) => {
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it(('computes id - ' + test.name), function() {
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this.timeout(120000);
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let actual = ethers.utils.id(test.text);
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assert.equal(actual, test.expected,
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'computes id(' + test.text + ')');
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});
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});
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});
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describe('Test Solidity Hash Functions', function() {
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type TestCase = {
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keccak256: string,
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sha256: string,
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types: Array<string>,
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values: Array<string>
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};
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const tests: Array<TestCase> = loadTests('solidity-hashes');
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function test(funcName: string, testKey: 'keccak256' | 'sha256') {
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it(('computes ' + funcName + ' correctly'), function() {
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this.timeout(120000);
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tests.forEach((test, index) => {
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let actual = (<any>(ethers.utils))['solidity' + funcName](test.types, test.values);
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let expected = test[testKey];
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assert.equal(actual, expected,
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('computes solidity-' + funcName + '(' + JSON.stringify(test.values) + ') - ' + test.types));
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});
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});
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}
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test('Keccak256', 'keccak256');
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test('Sha256', 'sha256');
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});
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describe('Test Hash Functions', function() {
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const tests: Array<{ data: string, keccak256: string, sha256: string }> = loadTests('hashes');
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it('computes keccak256 correctly', function() {
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this.timeout(120000);
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tests.forEach(function(test) {
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assert.equal(ethers.utils.keccak256(test.data), test.keccak256, ('Keccak256 - ' + test.data));
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});
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});
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it('computes sha2566 correctly', function() {
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this.timeout(120000);
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tests.forEach(function(test) {
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assert.equal(ethers.utils.sha256(test.data), test.sha256, ('SHA256 - ' + test.data));
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});
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});
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});
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describe('Test Solidity splitSignature', function() {
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it('splits a canonical signature', function() {
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this.timeout(120000);
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let r = '0xdeadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeef';
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let s = '0xcafe1a7ecafe1a7ecafe1a7ecafe1a7ecafe1a7ecafe1a7ecafe1a7ecafe1a7e';
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for (let v = 27; v <= 28; v++) {
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let signature = ethers.utils.concat([ r, s, [ v ] ]);
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let sig = ethers.utils.splitSignature(signature);
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assert.equal(sig.r, r, 'split r correctly');
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assert.equal(sig.s, s, 'split s correctly');
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assert.equal(sig.v, v, 'split v correctly');
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}
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});
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it('splits a legacy signature', function() {
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this.timeout(120000);
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let r = '0xdeadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeef';
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let s = '0xcafe1a7ecafe1a7ecafe1a7ecafe1a7ecafe1a7ecafe1a7ecafe1a7ecafe1a7e';
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for (let v = 27; v <= 28; v++) {
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let signature = ethers.utils.concat([ r, s, [ v - 27 ] ]);
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let sig = ethers.utils.splitSignature(signature);
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assert.equal(sig.r, r, 'split r correctly');
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assert.equal(sig.s, s, 'split s correctly');
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assert.equal(sig.v, v, 'split v correctly');
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}
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});
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});
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describe('Test Base64 coder', function() {
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// https://en.wikipedia.org/wiki/Base64#Examples
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it('encodes and decodes the example from wikipedia', function() {
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this.timeout(120000);
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let decodedText = 'Man is distinguished, not only by his reason, but by this singular passion from other animals, which is a lust of the mind, that by a perseverance of delight in the continued and indefatigable generation of knowledge, exceeds the short vehemence of any carnal pleasure.';
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let decoded = ethers.utils.toUtf8Bytes(decodedText);
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let encoded = 'TWFuIGlzIGRpc3Rpbmd1aXNoZWQsIG5vdCBvbmx5IGJ5IGhpcyByZWFzb24sIGJ1dCBieSB0aGlzIHNpbmd1bGFyIHBhc3Npb24gZnJvbSBvdGhlciBhbmltYWxzLCB3aGljaCBpcyBhIGx1c3Qgb2YgdGhlIG1pbmQsIHRoYXQgYnkgYSBwZXJzZXZlcmFuY2Ugb2YgZGVsaWdodCBpbiB0aGUgY29udGludWVkIGFuZCBpbmRlZmF0aWdhYmxlIGdlbmVyYXRpb24gb2Yga25vd2xlZGdlLCBleGNlZWRzIHRoZSBzaG9ydCB2ZWhlbWVuY2Ugb2YgYW55IGNhcm5hbCBwbGVhc3VyZS4=';
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assert.equal(ethers.utils.base64.encode(decoded), encoded, 'encodes to base64 string');
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assert.equal(ethers.utils.toUtf8String(ethers.utils.base64.decode(encoded)), decodedText, 'decodes from base64 string');
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});
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});
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describe('Test UTF-8 coder', function() {
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const overlong = ethers.utils.Utf8ErrorReason.OVERLONG;
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const utf16Surrogate = ethers.utils.Utf8ErrorReason.UTF16_SURROGATE;
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const overrun = ethers.utils.Utf8ErrorReason.OVERRUN;
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const missingContinue = ethers.utils.Utf8ErrorReason.MISSING_CONTINUE;
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const unexpectedContinue = ethers.utils.Utf8ErrorReason.UNEXPECTED_CONTINUE;
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const outOfRange = ethers.utils.Utf8ErrorReason.OUT_OF_RANGE;
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let BadUTF = [
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// See: https://en.wikipedia.org/wiki/UTF-8#Overlong_encodings
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{ bytes: [ 0xF0,0x82, 0x82, 0xAC ], reason: overlong, ignored: "", replaced: "\u20ac", name: 'wikipedia overlong encoded Euro sign' },
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{ bytes: [ 0xc0, 0x80 ], reason: overlong, ignored: "", replaced: "\u0000", name: '2-byte overlong - 0xc080' },
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{ bytes: [ 0xc0, 0xbf ], reason: overlong, ignored: "", replaced: "?", name: '2-byte overlong - 0xc0bf' },
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{ bytes: [ 0xc1, 0x80 ], reason: overlong, ignored: "", replaced: "@", name: '2-byte overlong - 0xc180' },
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{ bytes: [ 0xc1, 0xbf ], reason: overlong, ignored: "", replaced: "\u007f", name: '2-byte overlong - 0xc1bf' },
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// Reserved UTF-16 Surrogate halves
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{ bytes: [ 0xed, 0xa0, 0x80 ], reason: utf16Surrogate, ignored: "", replaced: "\ufffd", name: 'utf-16 surrogate - U+d800' },
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{ bytes: [ 0xed, 0xbf, 0xbf ], reason: utf16Surrogate, ignored: "", replaced: "\ufffd", name: 'utf-16 surrogate - U+dfff' },
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// a leading byte not followed by enough continuation bytes
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{ bytes: [ 0xdf ], reason: overrun, ignored: "", replaced: "\ufffd", name: 'too short - 2-bytes - 0x00' },
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{ bytes: [ 0xe0 ], reason: overrun, ignored: "", replaced: "\ufffd", name: 'too short - 3-bytes' },
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{ bytes: [ 0xe0, 0x80 ], reason: overrun, ignored: "", replaced: "\ufffd", name: 'too short - 3-bytes with 1' },
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{ bytes: [ 0x80 ], reason: unexpectedContinue, ignored: "", replaced: "\ufffd", name: 'unexpected continuation byte' },
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{ bytes: [ 0xc2, 0x00 ], reason: missingContinue, ignored: "\u0000", replaced: "\ufffd\u0000", name: 'invalid continuation byte - 0xc200' },
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{ bytes: [ 0xc2, 0x40 ], reason: missingContinue, ignored: "@", replaced: "\ufffd@", name: 'invalid continuation byte - 0xc240' },
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{ bytes: [ 0xc2, 0xc0 ], reason: missingContinue, ignored: "", replaced: "\ufffd\ufffd", name: 'invalid continuation byte - 0xc2c0' },
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// Out of range
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{ bytes: [ 0xf4, 0x90, 0x80, 0x80 ], reason: outOfRange, ignored: "", replaced: "\ufffd", name: 'out of range' },
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];
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BadUTF.forEach(function(test) {
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it('toUtf8String - ' + test.name, function() {
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// Check the string using the ignoreErrors conversion
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const ignored = ethers.utils.toUtf8String(test.bytes, ethers.utils.Utf8ErrorFuncs.ignore);
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assert.equal(ignored, test.ignored, "ignoring errors matches");
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// Check the string using the replaceErrors conversion
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const replaced = ethers.utils.toUtf8String(test.bytes, ethers.utils.Utf8ErrorFuncs.replace);
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assert.equal(replaced, test.replaced, "replaced errors matches");
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// Check the string throws the correct error during conversion
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assert.throws(function() {
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let result = ethers.utils.toUtf8String(test.bytes);
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console.log('Result', result);
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}, function(error: Error) {
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return (error.message.split(";").pop().split("(")[0].trim() === test.reason)
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}, test.name);
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});
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});
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it('toUtf8String - random conversions', function() {
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this.timeout(200000);
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function randomChar(seed: string) {
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switch (utils.randomNumber(seed + '-range', 0, 4)) {
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case 0:
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return String.fromCharCode(utils.randomNumber(seed + '-value', 0, 0x100));
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case 1:
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return String.fromCharCode(utils.randomNumber(seed + '-value', 0, 0xd800));
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case 2:
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return String.fromCharCode(utils.randomNumber(seed + '-value', 0xdfff + 1, 0xffff));
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case 3:
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let left = utils.randomNumber(seed + '-value', 0xd800, 0xdbff + 1);
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let right = utils.randomNumber(seed + '-value', 0xdc00, 0xdfff + 1);
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return String.fromCharCode(left, right);
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}
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throw new Error('this should not happen');
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}
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function randomString(seed: string) {
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let length = utils.randomNumber(seed + '-length', 1, 5);
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let str = '';
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for (let i = 0; i < length; i++) {
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str += randomChar(seed + '-char-' + i);
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}
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return str;
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}
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for (let i = 0; i < 100000; i++) {
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let seed = 'test-' + String(i);
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let str = randomString(seed);
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let bytes = ethers.utils.toUtf8Bytes(str)
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let str2 = ethers.utils.toUtf8String(bytes);
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let escaped = JSON.parse(ethers.utils._toEscapedUtf8String(bytes));
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assert.ok(Buffer.from(str).equals(Buffer.from(bytes)), 'bytes not generated correctly - ' + bytes)
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assert.equal(str2, str, 'conversion not reflexive - ' + bytes);
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assert.equal(escaped, str, 'conversion not reflexive - ' + bytes);
|
|
}
|
|
});
|
|
});
|
|
|
|
describe('Test Bytes32String coder', function() {
|
|
// @TODO: a LOT more test cases; generated from Solidity
|
|
it("encodes an ens name", function() {
|
|
let str = "ricmoo.firefly.eth";
|
|
let bytes32 = ethers.utils.formatBytes32String(str);
|
|
let str2 = ethers.utils.parseBytes32String(bytes32);
|
|
assert.equal(bytes32, '0x7269636d6f6f2e66697265666c792e6574680000000000000000000000000000', 'formatted correctly');
|
|
assert.equal(str2, str, "parsed correctly");
|
|
});
|
|
});
|
|
|
|
describe('Test BigNumber', function() {
|
|
it("computes absolute values", function() {
|
|
function testAbs(test: { expected: string, value: string }) {
|
|
let value = ethers.BigNumber.from(test.value);
|
|
let expected = ethers.BigNumber.from(test.expected);
|
|
assert.ok(value.abs().eq(expected), 'BigNumber.abs - ' + test.value);
|
|
}
|
|
|
|
[
|
|
{ value: "0x0", expected: "0x0" },
|
|
{ value: "-0x0", expected: "0x0" },
|
|
{ value: "0x5", expected: "0x5" },
|
|
{ value: "-0x5", expected: "0x5" },
|
|
{ value: "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", expected: "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff" },
|
|
{ value: "-0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", expected: "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff" },
|
|
{ value: "0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", expected: "0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff" },
|
|
{ value: "-0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", expected: "0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff" },
|
|
].forEach(testAbs);
|
|
});
|
|
});
|
|
|
|
function getHex(value: string): string {
|
|
return "0x" + Buffer.from(value).toString("hex");
|
|
}
|
|
|
|
describe("Test nameprep", function() {
|
|
const Tests: Array<TestCase.Nameprep> = loadTests("nameprep");
|
|
Tests.forEach((test) => {
|
|
// No RTL support yet... These will always fail
|
|
if ([
|
|
"Surrogate code U+DF42",
|
|
"Left-to-right mark U+200E",
|
|
"Deprecated U+202A",
|
|
"Language tagging character U+E0001",
|
|
"Bidi: RandALCat character U+05BE and LCat characters",
|
|
"Bidi: RandALCat character U+FD50 and LCat characters",
|
|
"Bidi: RandALCat without trailing RandALCat U+0627 U+0031"
|
|
].indexOf(test.comment) >= 0) {
|
|
return;
|
|
}
|
|
|
|
it(test.comment, function() {
|
|
let input = ethers.utils.toUtf8String(test.input);
|
|
if (test.output) {
|
|
let expected = ethers.utils.toUtf8String(test.output)
|
|
let actual = ethers.utils.nameprep(input);
|
|
assert.equal(actual, expected, `actual("${ getHex(actual) }") !== expected("${ getHex(expected) }")`);
|
|
} else {
|
|
let ok = true;
|
|
let reason = "";
|
|
try {
|
|
let actual = ethers.utils.nameprep(input);
|
|
console.log(actual);
|
|
reason = `should has thrown ${ test.rc } - actual("${ getHex(actual) }")`;
|
|
ok = false;
|
|
} catch (error) {
|
|
}
|
|
assert.ok(ok, reason);
|
|
}
|
|
});
|
|
});
|
|
});
|
|
|
|
describe("Test Signature Manipulation", function() {
|
|
const tests: Array<TestCase.SignedTransaction> = loadTests("transactions");
|
|
tests.forEach((test) => {
|
|
it("autofills partial signatures - " + test.name, function() {
|
|
const address = ethers.utils.getAddress(test.accountAddress);
|
|
const hash = ethers.utils.keccak256(test.unsignedTransaction);
|
|
const data = ethers.utils.RLP.decode(test.signedTransaction);
|
|
const s = data.pop(), r = data.pop(), v = parseInt(data.pop().substring(2), 16);
|
|
const sig = ethers.utils.splitSignature({ r: r, s: s, v: v });
|
|
|
|
{
|
|
const addr = ethers.utils.recoverAddress(hash, {
|
|
r: r, s: s, v: v
|
|
});
|
|
assert.equal(addr, address, "Using r, s and v");
|
|
}
|
|
|
|
{
|
|
const addr = ethers.utils.recoverAddress(hash, {
|
|
r: sig.r, _vs: sig._vs
|
|
});
|
|
assert.equal(addr, address, "Using r, _vs");
|
|
}
|
|
|
|
{
|
|
const addr = ethers.utils.recoverAddress(hash, {
|
|
r: sig.r, s: sig.s, recoveryParam: sig.recoveryParam
|
|
});
|
|
assert.equal(addr, address, "Using r, s and recoveryParam");
|
|
}
|
|
});
|
|
});
|
|
});
|