ethers.js/src.ts/_tests/test-crypto.ts

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2022-09-05 23:14:43 +03:00
import assert from "assert";
import { loadTests } from "./utils.js";
import type { TestCaseHash, TestCaseHmac, TestCasePbkdf } from "./types.js";
import {
computeHmac,
keccak256, ripemd160, sha256, sha512,
pbkdf2, scrypt, scryptSync
} from "../index.js";
describe("test hashing", function() {
const tests = loadTests<TestCaseHash>("hashes");
tests.forEach((test) => {
it(`computes sha2-256: ${ test.name }`, function() {
assert.equal(sha256(test.data), test.sha256);
});
});
tests.forEach((test) => {
it(`computes sha2-512: ${ test.name }`, function() {
assert.equal(sha512(test.data), test.sha512);
});
});
tests.forEach((test) => {
it(`computes ripemd160: ${ test.name }`, function() {
assert.equal(ripemd160(test.data), test.ripemd160);
});
});
tests.forEach((test) => {
it(`computes keccak256: ${ test.name }`, function() {
assert.equal(keccak256(test.data), test.keccak256);
});
});
});
describe("test password-based key derivation", function() {
const tests = loadTests<TestCasePbkdf>("pbkdf");
tests.forEach((test) => {
it(`computes pbkdf2: ${ test.name}`, function() {
const password = Buffer.from(test.password.substring(2), "hex");
const salt = Buffer.from(test.salt.substring(2), "hex");
const { iterations, algorithm, key } = test.pbkdf2;
const result = pbkdf2(password, salt, iterations, test.dkLen, algorithm);
assert.equal(result, key);
});
});
tests.forEach((test) => {
it(`computes scrypt (sync): ${ test.name}`, function() {
this.timeout(1000);
const password = Buffer.from(test.password.substring(2), "hex");
const salt = Buffer.from(test.salt.substring(2), "hex");
const { N, r, p, key } = test.scrypt;
const result = scryptSync(password, salt, N, r, p, test.dkLen);
assert.equal(result, key);
});
});
tests.forEach((test) => {
it(`computes scrypt (async): ${ test.name}`, async function() {
this.timeout(1000);
const password = Buffer.from(test.password.substring(2), "hex");
const salt = Buffer.from(test.salt.substring(2), "hex");
const { N, r, p, key } = test.scrypt;
let progressCount = 0, progressOk = true, lastProgress = -1;
const result = await scrypt(password, salt, N, r, p, test.dkLen, (progress) => {
if (progress < lastProgress) { progressOk = false; }
lastProgress = progress;
progressCount++;
});
assert.ok(progressOk, "progress was not monotonically increasing");
assert.ok(progressCount > 100, "progress callback was called at leat 100 times");
assert.equal(result, key);
});
});
});
describe("test hmac", function() {
const tests = loadTests<TestCaseHmac>("hmac");
tests.forEach((test) => {
it(`computes hmac: ${ test.name}`, async function() {
const { algorithm, key, data } = test;
assert.equal(computeHmac(algorithm, key, data), test.hmac);
});
});
});