fix adapters

adapters/identity/services/InMemoryPasswordHashingService.test.ts

@@ -0,0 +1,14 @@
+import { describe, expect, it } from 'vitest';
+import { InMemoryPasswordHashingService } from './InMemoryPasswordHashingService';
+
+describe('InMemoryPasswordHashingService', () => {
+  it('hashes and verifies deterministically', async () => {
+    const service = new InMemoryPasswordHashingService();
+
+    const hash = await service.hash('secret');
+    expect(hash).toBe('demo_salt_terces');
+
+    expect(await service.verify('secret', hash)).toBe(true);
+    expect(await service.verify('wrong', hash)).toBe(false);
+  });
+});