feat(abstract-utxo): replace utxo-lib with wasm-utxo in tests

modules/abstract-utxo/test/unit/keychains.ts

@@ -1,7 +1,11 @@
 import * as assert from 'assert';
 
 import 'should';
+import { type TestBitGoAPI, TestBitGo } from '@bitgo/sdk-test';
+import { BitGoAPI } from '@bitgo/sdk-api';
+
 import { AbstractUtxoCoin } from '../../src';
+import { Tbtc } from '../../src/impl/btc';
 
 import { utxoCoins } from './util';
 
@@ -16,3 +20,54 @@ function run(coin: AbstractUtxoCoin) {
 }
 
 utxoCoins.forEach((c) => run(c));
+
+describe('Audit Key', function () {
+  // Encrypted backup key fixture for testing assertIsValidKey
+  const btcBackupKey = {
+    key:
+      '{"iv":"JgqqE4W45/tKBSMSYqD+qg==","v":1,"iter":10000,"ks":256,"ts":64,"mode"' +
+      ':"ccm","adata":"","cipher":"aes","salt":"kiLPf8VSdI0=","ct":"zUh4Oko/06g02E' +
+      'wnqOfzJbTwtE2p3b19jDk8Tum07Jv3N/RP7Bo0w/ObLBO1uIJFossO3nJ1JS+7t/vPQhdCtN8oD' +
+      '6YrZnEZYrRwN6JQkL1uYPnZ1PoWbYI9navK5CLU1KQwDTO9YEN46++OrzFH+CjpQVLblaw="}',
+  };
+
+  let bitgo: TestBitGoAPI;
+  let coin: Tbtc;
+
+  before(function () {
+    bitgo = TestBitGo.decorate(BitGoAPI, { env: 'test' });
+    bitgo.safeRegister('tbtc', Tbtc.createInstance);
+    bitgo.initializeTestVars();
+    coin = bitgo.coin('tbtc') as Tbtc;
+  });
+
+  it('should return for valid inputs', function () {
+    coin.assertIsValidKey({
+      encryptedPrv: btcBackupKey.key,
+      walletPassphrase: 'kAm[EFQ6o=SxlcLFDw%,',
+    });
+  });
+
+  it('should throw error if the walletPassphrase is incorrect', function () {
+    assert.throws(
+      () =>
+        coin.assertIsValidKey({
+          encryptedPrv: btcBackupKey.key,
+          walletPassphrase: 'foo',
+        }),
+      { message: "failed to decrypt prv: ccm: tag doesn't match" }
+    );
+  });
+
+  it('should throw if the key is altered', function () {
+    const alteredKey = btcBackupKey.key.replace(/[0-9]/g, '0');
+    assert.throws(
+      () =>
+        coin.assertIsValidKey({
+          encryptedPrv: alteredKey,
+          walletPassphrase: 'kAm[EFQ6o=SxlcLFDw%,',
+        }),
+      { message: 'failed to decrypt prv: json decrypt: invalid parameters' }
+    );
+  });
+});