feat(需求池): 调整需求池布局与详情展示

apps/web/lib/linkage-engine.test.ts

@@ -0,0 +1,39 @@
+import test from 'node:test';
+import assert from 'node:assert/strict';
+
+import type { DevTask } from './dev-task';
+import { canEditRequirement } from './linkage-engine';
+import * as linkageEngine from './linkage-engine';
+
+function task(patch: Partial<DevTask> = {}): DevTask {
+  return {
+    id: 'task-1',
+    taskNo: 'DEV-001',
+    requirementId: 'req-1',
+    title: 'Implement requirement',
+    categoryId: 'cat-frontend',
+    assigneeId: 'Alice',
+    priority: 'P2',
+    expectedStartAt: '2026-06-25T01:00:00.000Z',
+    expectedEndAt: '2026-06-25T02:00:00.000Z',
+    status: 'todo',
+    isBlocked: false,
+    createdBy: 'PM',
+    createdAt: '2026-06-25T00:00:00.000Z',
+    updatedAt: '2026-06-25T00:00:00.000Z',
+    ...patch,
+  };
+}
+
+test('completed requirement development status cannot be edited', () => {
+  assert.equal(canEditRequirement('req-1', [task({ status: 'submitted' })]), false);
+});
+
+test('active or completed requirement development status cannot be closed', () => {
+  const canCloseRequirement = (linkageEngine as any).canCloseRequirement;
+
+  assert.equal(typeof canCloseRequirement, 'function');
+  assert.equal(canCloseRequirement('req-1', [task({ status: 'in_progress' })]), false);
+  assert.equal(canCloseRequirement('req-1', [task({ status: 'testing' })]), false);
+  assert.equal(canCloseRequirement('req-1', [task({ status: 'submitted' })]), false);
+});