refactor testing

test/unit/password.spec.js

@@ -2,7 +2,7 @@ import { describe, it, expect } from 'vitest'
 import { hashPassword, verifyPassword } from '../../server/utils/password.js'
 
 describe('password', () => {
-  it('hashes and verifies', () => {
+  it('hashes and verifies password', () => {
     const password = 'secret123'
     const stored = hashPassword(password)
     expect(stored).toContain(':')
@@ -14,8 +14,10 @@ describe('password', () => {
     expect(verifyPassword('wrong', stored)).toBe(false)
   })
 
-  it('rejects invalid stored format', () => {
-    expect(verifyPassword('a', '')).toBe(false)
-    expect(verifyPassword('a', 'nocolon')).toBe(false)
+  it.each([
+    ['a', ''],
+    ['a', 'nocolon'],
+  ])('rejects invalid stored format: password=%s, stored=%s', (password, stored) => {
+    expect(verifyPassword(password, stored)).toBe(false)
   })
 })