feat: new api for plate order (get_plate_order_by_state_status)

stateflow/tests/test_services.py

@@ -40,6 +40,23 @@ class StateFlowServicesTestCase(TestCase):
             content_type=ct,
             object_id=self.process.id
         )
+        self.business_object_pending = models.BusinessObject.objects.create(
+            name='待开始订单',
+            process=self.process,
+            description='尚未推进的订单',
+            content_type=ct,
+            object_id=self.process.id
+        )
+
+        self.other_process = models.Process.objects.create(name='其他流程', description='另一个流程用于过滤测试')
+        models.ProcessNode.objects.create(process=self.other_process, state=self.state1, order=0)
+        self.other_business_object = models.BusinessObject.objects.create(
+            name='其他流程订单',
+            process=self.other_process,
+            description='不同流程的订单',
+            content_type=ct,
+            object_id=self.other_process.id
+        )
 
     def test_initial_state(self):
         """测试初始状态 - current_state 是下一个待执行节点（第一个节点）"""
@@ -318,3 +335,52 @@ class StateFlowServicesTestCase(TestCase):
             self.assertIn('state_name', node)
             self.assertIn('order', node)
             self.assertIsInstance(node['state'], models.State)
+
+    def test_query_business_objects_by_state_status_filters_by_completion(self):
+        """验证按节点状态过滤业务对象的服务函数"""
+        # 初始状态：两个业务对象都未开始 state1
+        qs = services.query_business_objects_by_state_status(
+            state_ids=[self.state1.id],
+            status='not_started',
+            process_id=self.process.id,
+        )
+        ids = set(qs.values_list('id', flat=True))
+        self.assertIn(self.business_object.id, ids)
+        self.assertIn(self.business_object_pending.id, ids)
+        self.assertNotIn(self.other_business_object.id, ids)
+
+        # 推进第一个业务对象，变为已完成 state1
+        services.advance_to_next_state(self.business_object, self.user)
+
+        qs = services.query_business_objects_by_state_status(
+            state_ids=[self.state1.id],
+            status='not_started',
+            process_id=self.process.id,
+        )
+        ids = set(qs.values_list('id', flat=True))
+        self.assertNotIn(self.business_object.id, ids)
+        self.assertIn(self.business_object_pending.id, ids)
+
+        qs_completed = services.query_business_objects_by_state_status(
+            state_ids=[self.state1.id],
+            status='completed',
+        )
+        completed_ids = set(qs_completed.values_list('id', flat=True))
+        self.assertIn(self.business_object.id, completed_ids)
+        self.assertNotIn(self.business_object_pending.id, completed_ids)
+
+    def test_query_business_objects_by_state_status_cancelled(self):
+        """撤销记录应该匹配 cancelled 状态"""
+        services.advance_to_next_state(self.business_object_pending, self.user)
+        services.reset_business_object_progress(self.business_object_pending)
+        qs = services.query_business_objects_by_state_status(
+            state_ids=[self.state1.id],
+            status='cancelled',
+        )
+        ids = set(qs.values_list('id', flat=True))
+        self.assertIn(self.business_object_pending.id, ids)
+
+    def test_query_business_objects_by_state_status_invalid_status(self):
+        """非法状态值应抛出异常"""
+        with self.assertRaises(ValueError):
+            services.query_business_objects_by_state_status(status='unknown')