init

scripts/crypto/crypto.test.ts

@@ -0,0 +1,32 @@
+import { randomBytes } from 'crypto';
+import { keyPairFromSeed } from '@ton/crypto';
+import { encryptContent, decryptContent } from './crypto';
+import { client, getKeypair, getWallet } from '../toolchain';
+import { WalletContractV4 } from '@ton/ton';
+
+describe('Crypto functions', () => {
+    test('encrypt and decrypt content', async () => {
+        const sender = await getKeypair();
+        const recipient = keyPairFromSeed(randomBytes(32));
+
+        const originalContent = 'Secret message';
+        const encrypted = await encryptContent(sender.secretKey, recipient.publicKey, originalContent);
+        const decrypted = await decryptContent(recipient.secretKey, sender.publicKey, encrypted);
+
+        expect(decrypted).toBe(originalContent);
+    });
+
+    test('decrypt with wrong key fails', async () => {
+        const senderSeed = Buffer.from(randomBytes(32));
+        const recipientSeed = Buffer.from(randomBytes(32));
+        const wrongRecipientSeed = Buffer.from(randomBytes(32));
+        const sender = keyPairFromSeed(senderSeed);
+        const recipient = await getKeypair();
+        const wrongRecipient = keyPairFromSeed(wrongRecipientSeed);
+
+        const originalContent = 'Secret message';
+        const encrypted = await encryptContent(sender.secretKey, recipient.publicKey, originalContent);
+
+        await expect(decryptContent(wrongRecipient.secretKey, sender.publicKey, encrypted)).rejects.toThrow();
+    });
+});