feat: improve for report

stateflow/tests/test_business_object_crud_and_filters_api.py

@@ -241,6 +241,56 @@ class BusinessObjectCRUDAndFilterAPITestCase(TestCase):
         self.assertEqual(resp.status_code, status.HTTP_200_OK)
         self.assertEqual(resp.data["count"], 0)
 
+    def test_business_object_filters_by_completed_state_and_param(self):
+        """
+        新增能力：按“已完成的 state_id + 工艺参数 key/value”反查 BusinessObject 列表
+
+        语义确认：
+        - “处于某状态”指已完成该状态节点（存在 StateFlowRecord 且 is_cancelled=False）
+        - 参数匹配绑定在同一个 state_log 下的 StateLogParameterRecord.parameters
+        """
+        ct = self.user_content_type
+
+        bo_match = models.BusinessObject.objects.create(
+            name="BO-Match",
+            process=self.process_a,
+            content_type=ct,
+            object_id=self.user.id,
+        )
+        services.advance_to_next_state(bo_match, self.user, **{"设计师名称": "AAA"})
+
+        bo_other_value = models.BusinessObject.objects.create(
+            name="BO-OtherValue",
+            process=self.process_a,
+            content_type=ct,
+            object_id=self.user.id,
+        )
+        services.advance_to_next_state(bo_other_value, self.user, **{"设计师名称": "BBB"})
+
+        bo_cancelled = models.BusinessObject.objects.create(
+            name="BO-Cancelled",
+            process=self.process_a,
+            content_type=ct,
+            object_id=self.user.id,
+        )
+        services.advance_to_next_state(bo_cancelled, self.user, **{"设计师名称": "AAA"})
+        services.step_back_one_state(bo_cancelled, self.user)
+
+        resp = self.client.get(
+            "/api/v1/stateflow/business-objects/",
+            data={
+                "content_type_str": "auth.user",
+                "state_id": self.state1.id,
+                "param_key": "设计师名称",
+                "param_value": "AAA",
+                "limit": 50,
+                "offset": 0,
+            },
+        )
+        self.assertEqual(resp.status_code, status.HTTP_200_OK)
+        returned_ids = {x["id"] for x in resp.data["results"]}
+        self.assertSetEqual(returned_ids, {bo_match.id})
+
 
 class AuthenticationGuardAPITestCase(TestCase):
     def test_stateflow_endpoints_require_authentication(self):