ADD - notes app

frontend/src/utils/notes.test.ts

@@ -0,0 +1,26 @@
+import { describe, expect, it } from 'vitest'
+
+import { parseNotes } from './notes'
+
+describe('notes persistence', () => {
+  it('returns valid notes and ignores malformed entries', () => {
+    const valid = {
+      body: 'Meet at Mission Row.',
+      createdAt: 10,
+      id: 'note-1',
+      pinned: true,
+      title: 'Shift briefing',
+      updatedAt: 20,
+    }
+
+    expect(parseNotes(JSON.stringify([valid, { id: 'broken' }]))).toEqual([
+      valid,
+    ])
+  })
+
+  it('recovers from missing or invalid storage', () => {
+    expect(parseNotes(null)).toEqual([])
+    expect(parseNotes('{invalid')).toEqual([])
+    expect(parseNotes('{}')).toEqual([])
+  })
+})