feat(平台): 补齐服务端持久化和AI拆解契约

apps/web/lib/task-category.test.ts

@@ -0,0 +1,38 @@
+import test from 'node:test';
+import assert from 'node:assert/strict';
+
+import {
+  DEFAULT_TEST_CATEGORY_ID,
+  PRESET_CATEGORIES,
+  findCategoryByCode,
+  getDefaultCategoryByGroup,
+  normalizeTaskCategories,
+  resolveCategoryIdFromCode,
+} from './task-category';
+
+test('preset categories include stable codes and testing group', () => {
+  assert.ok(PRESET_CATEGORIES.some((c) => c.code === 'test_functional' && c.group === 'testing'));
+  assert.ok(PRESET_CATEGORIES.every((c) => c.code.length > 0));
+});
+
+test('normalizes legacy categories without code', () => {
+  const normalized = normalizeTaskCategories([
+    { id: 'cat-1', name: '前端开发', group: 'development', sortOrder: 1, isSystem: true },
+  ]);
+
+  assert.equal(normalized[0].code, 'frontend_development');
+});
+
+test('resolves category id from stable code', () => {
+  const id = resolveCategoryIdFromCode(PRESET_CATEGORIES, 'test_functional', 'testing');
+  assert.equal(id, DEFAULT_TEST_CATEGORY_ID);
+});
+
+test('falls back to default group category for unknown code', () => {
+  const category = getDefaultCategoryByGroup(PRESET_CATEGORIES, 'testing');
+  assert.equal(resolveCategoryIdFromCode(PRESET_CATEGORIES, 'unknown_code', 'testing'), category.id);
+});
+
+test('finds category by code', () => {
+  assert.equal(findCategoryByCode(PRESET_CATEGORIES, 'backend_api')?.name, '后端接口');
+});