Round 3 fixes: cancelled polling, aggregator invalid_count, filter state, scheduler atomicity, HTTP exception handler, tests

tests/integration/test_scheduler_api.py

@@ -73,6 +73,25 @@ class TestSchedulerAPI:
         assert data["code"] == 200
         assert data["data"]["started"] is True
 
+    @pytest.mark.asyncio
+    async def test_validate_now_returns_valid_job(self, client):
+        """测试 POST /api/scheduler/validate-now 返回有效 job_id"""
+        await client.post("/api/scheduler/start")
+        response = await client.post("/api/scheduler/validate-now")
+        assert response.status_code == 200
+        data = response.json()
+        assert data["code"] == 200
+        job_id = data["data"]["job_id"]
+        assert isinstance(job_id, str) and len(job_id) > 0
+
+        # 通过应用状态验证 job 已被提交到 executor
+        from app.api.main import create_app
+        # 使用 client 的 app 实例
+        app = client._transport.app
+        executor = app.state.executor
+        job = executor.get_job(job_id)
+        assert job is not None
+
     @pytest.mark.asyncio
     async def test_scheduler_full_workflow(self, client):
         """测试调度器完整工作流"""