Replace react-native-quick-crypto with @noble/hashes

app/tests/utils/ethers.test.ts

@@ -0,0 +1,58 @@
+// SPDX-License-Identifier: BUSL-1.1; Copyright (c) 2025 Social Connect Labs, Inc.; Licensed under BUSL-1.1 (see LICENSE); Apache-2.0 from 2029-06-11
+
+import { ethers } from 'ethers';
+
+// Replace the native module with Node's crypto for tests
+jest.mock('react-native-quick-crypto', () => require('crypto'));
+
+// Register react-native-quick-crypto bindings
+import '../../src/utils/ethers';
+
+describe('ethers crypto polyfills', () => {
+  it('randomBytes returns requested length and unique values', () => {
+    const a = ethers.randomBytes(16);
+    const b = ethers.randomBytes(16);
+
+    expect(a).toHaveLength(16);
+    expect(b).toHaveLength(16);
+    expect(ethers.hexlify(a)).not.toBe(ethers.hexlify(b));
+  });
+
+  it('computeHmac matches known vector', () => {
+    const result = ethers.computeHmac(
+      'sha256',
+      ethers.toUtf8Bytes('key'),
+      ethers.toUtf8Bytes('data'),
+    );
+    expect(ethers.hexlify(result)).toBe(
+      '0x5031fe3d989c6d1537a013fa6e739da23463fdaec3b70137d828e36ace221bd0',
+    );
+  });
+
+  it('pbkdf2 derives expected key', () => {
+    const derived = ethers.pbkdf2(
+      ethers.toUtf8Bytes('password'),
+      ethers.toUtf8Bytes('salt'),
+      1000,
+      32,
+      'sha256',
+    );
+    expect(ethers.hexlify(derived)).toBe(
+      '0x632c2812e46d4604102ba7618e9d6d7d2f8128f6266b4a03264d2a0460b7dcb3',
+    );
+  });
+
+  it('sha256 hashes data correctly', () => {
+    const digest = ethers.sha256(ethers.toUtf8Bytes('hello'));
+    expect(ethers.hexlify(digest)).toBe(
+      '0x2cf24dba5fb0a30e26e83b2ac5b9e29e1b161e5c1fa7425e73043362938b9824',
+    );
+  });
+
+  it('sha512 hashes data correctly', () => {
+    const digest = ethers.sha512(ethers.toUtf8Bytes('hello'));
+    expect(ethers.hexlify(digest)).toBe(
+      '0x9b71d224bd62f3785d96d46ad3ea3d73319bfbc2890caadae2dff72519673ca72323c3d99ba5c11d7c7acc6e14b8c5da0c4663475c2e5c3adef46f73bcdec043',
+    );
+  });
+});