feat(v2.2): 完成高频读取热路径

apps/web/lib/workspace-v22-source.test.ts

@@ -0,0 +1,38 @@
+import assert from 'node:assert/strict';
+import test from 'node:test';
+
+import { selectWorkspaceCollections } from './workspace-v22-source';
+
+const appData = {
+  plans: [{ id: 'app-plan' }] as any[],
+  devTasks: [{ id: 'app-dev' }] as any[],
+  testCases: [{ id: 'app-test' }] as any[],
+  bugs: [{ id: 'app-bug' }] as any[],
+};
+
+test('selectWorkspaceCollections prefers successfully loaded V2.2 data even when it is empty', () => {
+  const selected = selectWorkspaceCollections({
+    v22Loaded: true,
+    v22Failed: false,
+    v22Data: { versionPlans: [], devTasks: [], testCases: [], bugs: [] },
+    appData,
+  });
+
+  assert.deepEqual(selected, { versionPlans: [], devTasks: [], testCases: [], bugs: [] });
+});
+
+test('selectWorkspaceCollections falls back to AppData only when V2.2 is unavailable', () => {
+  const selected = selectWorkspaceCollections({
+    v22Loaded: false,
+    v22Failed: true,
+    v22Data: null,
+    appData,
+  });
+
+  assert.deepEqual(selected, {
+    versionPlans: appData.plans,
+    devTasks: appData.devTasks,
+    testCases: appData.testCases,
+    bugs: appData.bugs,
+  });
+});