改用Grok联网搜索并保留每轮信号

tests/test_news_search_client.py

@@ -2,26 +2,50 @@ from app.core.config import Settings
 from app.integrations.news_search_client import NewsSearchClient
 
 
-def test_news_search_client_maps_article_to_candidate() -> None:
-    # 新闻搜索结果会先转为候选信号，再交给模型筛选成最终情报。
+def test_news_search_client_maps_grok_article_to_candidate() -> None:
+    # Grok Web Search结果会先转为候选信号，再进入入库和日报总结流程。
     client = NewsSearchClient(Settings())
-    signal = client._story_to_signal(
+    signal = client._article_to_signal(
         {
-            "title": "Show HN: AI agent platform launches",
-            "url": "https://example.com/ai-agent-platform",
-            "author": "builder",
-            "points": 128,
-            "num_comments": 24,
-            "created_at": "2026-07-08T12:00:00Z",
-            "objectID": "123",
+            "title": "国内大模型公司发布新一代Agent平台",
+            "summary": "中文AI新闻候选。",
+            "url": "https://example.cn/ai-agent-platform",
+            "source": "示例中文媒体",
+            "published_at": "2026-07-08T12:00:00Z",
+            "language": "zh",
+            "importance": 4,
+            "entities": ["Agent平台"],
         }
     )
 
     assert signal is not None
-    assert signal.topic == "AI 新闻候选"
+    assert signal.topic == "中文 AI 新闻"
     assert signal.source_type == "news"
-    assert signal.source_name == "Hacker News"
+    assert signal.source_name == "示例中文媒体"
     assert signal.published_at is not None
     assert signal.published_at.year == 2026
     assert signal.published_at.hour == 20
-    assert "128 points" in signal.summary
+    assert signal.importance == 4
+
+
+def test_news_search_client_parses_responses_output_text() -> None:
+    # Responses API会返回多段output，业务JSON只来自最终output_text。
+    client = NewsSearchClient(Settings())
+    payload = client._parse_response_json(
+        {
+            "output": [
+                {"type": "web_search_call", "status": "completed"},
+                {
+                    "type": "message",
+                    "content": [
+                        {
+                            "type": "output_text",
+                            "text": '{"items":[{"title":"AI news","url":"https://example.com","source":"Example"}]}',
+                        }
+                    ],
+                },
+            ]
+        }
+    )
+
+    assert payload["items"][0]["title"] == "AI news"