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import assert from "assert";
import { loadTests } from "./utils.js";
import {
getBytes, wordlists,
HDNodeWallet, HDNodeVoidWallet, Mnemonic
} from "../index.js";
import type { Wordlist } from "../wordlists/index.js";
import type { TestCaseMnemonic, TestCaseMnemonicNode } from "./types.js";
const decoder = new TextDecoder();
function fromHex(hex: string): string {
const data = getBytes(hex);
return decoder.decode(data);
}
type Test = {
phrase: string;
password: string;
wordlist: Wordlist;
mnemonic: Mnemonic;
checkMnemonic: (a: Mnemonic) => void;
test: TestCaseMnemonic;
};
describe("Test HDWallets", function() {
function checkWallet(wallet: HDNodeWallet | HDNodeVoidWallet, test: TestCaseMnemonicNode): void {
assert.equal(wallet.chainCode, test.chainCode, "chainCode");
assert.equal(wallet.depth, test.depth, "depth");
assert.equal(wallet.index, test.index, "index");
assert.equal(wallet.fingerprint, test.fingerprint, "fingerprint");
assert.equal(wallet.parentFingerprint, test.parentFingerprint, "parentFingerprint");
assert.equal(wallet.publicKey, test.publicKey, "publicKey");
if (wallet instanceof HDNodeWallet) {
assert.equal(wallet.extendedKey, test.xpriv, "xpriv");
assert.equal(wallet.privateKey, test.privateKey, "privateKey");
assert.equal(wallet.neuter().extendedKey, test.xpub, "xpub");
} else if (wallet instanceof HDNodeVoidWallet) {
assert.equal(wallet.extendedKey, test.xpub, "xpub");
}
}
const tests = loadTests<TestCaseMnemonic>("mnemonics");
const checks: Array<Test> = [ ];
tests.forEach((test) => {
// The phrase and password are stored in the test as hex so they
// are safe as ascii7 values for viewing, printing, etc.
const phrase = fromHex(test.phrase);
const password = fromHex(test.password);
const wordlist = wordlists[test.locale];
if (wordlist == null) {
it(`tests ${ test.name }`, function() {
this.skip();
});
return;
}
const mnemonic = Mnemonic.fromPhrase(phrase, password, wordlist);
function checkMnemonic(actual: Mnemonic): void {
assert.equal(actual.phrase, phrase, "phrase");
assert.equal(actual.password, password, "password");
assert.equal(actual.wordlist.locale, test.locale, "locale");
assert.equal(actual.entropy, mnemonic.entropy, "entropy");
assert.equal(actual.computeSeed(), mnemonic.computeSeed(), "seed");
}
checks.push({
phrase, password, wordlist, mnemonic, checkMnemonic, test
});
});
for (const { test, checkMnemonic, phrase, password, wordlist } of checks) {
it(`computes the HD keys by mnemonic: ${ test.name }`, function() {
for (const subtest of test.nodes) {
const w = HDNodeWallet.fromPhrase(phrase, password, subtest.path, wordlist);
assert.ok(w instanceof HDNodeWallet, "instanceof HDNodeWallet");
assert.equal(w.path, subtest.path, "path")
checkWallet(w, subtest);
assert.ok(!!w.mnemonic, "has mnemonic");
checkMnemonic(w.mnemonic as Mnemonic);
}
});
}
for (const { test } of checks) {
it(`computes the HD keys by entropy: ${ test.name }`, function() {
const seedRoot = HDNodeWallet.fromSeed(test.seed);
for (const subtest of test.nodes) {
const w = seedRoot.derivePath(subtest.path);
assert.ok(w instanceof HDNodeWallet, "instanceof HDNodeWallet");
assert.equal(w.path, subtest.path, "path")
checkWallet(w, subtest);
assert.equal(w.mnemonic, null);
}
});
}
for (const { test } of checks) {
it(`computes the HD keys by enxtended private key: ${ test.name }`, function() {
for (const subtest of test.nodes) {
const w = HDNodeWallet.fromExtendedKey(subtest.xpriv);
assert.ok(w instanceof HDNodeWallet, "instanceof HDNodeWallet");
checkWallet(w, subtest);
assert.equal(w.mnemonic, null);
}
});
}
for (const { test, phrase, password, wordlist } of checks) {
it(`computes the neutered HD keys by paths: ${ test.name }`, function() {
const root = HDNodeWallet.fromPhrase(phrase, password, "m", wordlist).neuter();
for (const subtest of test.nodes) {
if (subtest.path.indexOf("'") >= 0) {
assert.throws(() => {
const w = root.derivePath(subtest.path);
console.log(w);
}, (error: any) => {
return (error.code === "UNSUPPORTED_OPERATION" &&
error.message.match(/^cannot derive child of neutered node/) &&
error.operation === "deriveChild");
});
} else {
const w = root.derivePath(subtest.path);
assert.ok(w instanceof HDNodeVoidWallet, "instanceof HDNodeVoidWallet");
assert.equal(w.path, subtest.path, "path")
checkWallet(w, subtest);
}
}
});
}
for (const { test } of checks) {
it(`computes the neutered HD keys by enxtended public key: ${ test.name }`, function() {
for (const subtest of test.nodes) {
const w = HDNodeWallet.fromExtendedKey(subtest.xpub);
assert.ok(w instanceof HDNodeVoidWallet, "instanceof HDNodeVoidWallet");
checkWallet(w, subtest);
}
});
}
});
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