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{"id":"tscn-edge-011","input":{"platform":"toutiao","raw_json_fragment":{"Title":"","Url":"/hot-event/hot-board/","HotValue":"not_a_number"}},"expected_output":{"platform":"toutiao","rank":1,"topic":"","hot_value":0,"category":"热榜","trend_direction":"stable","trend_change":"0","duration":"实时","author":null,"likes":null},"note":"边界：非法hot_value字符串时回退为0"}
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{"id":"tscn-edge-013","input":{"platform":"douban","http_status":200,"raw_html":"<html><body>Access Denied</body></html>"},"expected_output":{"error":"BLOCKED","message":"豆瓣返回Access Denied，需检查Cookie或切换IP","action":"trigger_fallback","next_source":"douban_chart_html"},"note":"边界：200状态码但内容为拦截页时的识别"}
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{"id":"tscn-edge-017","input":{"platform":"zhihu","raw_item":{"display_query":"AI简 历 诊 断","query":"AI简历诊断"}},"expected_output":{"platform":"zhihu","rank":1,"topic":"AI简 历 诊 断","hot_value":0,"category":"搜索热词","trend_direction":"up","trend_change":"0","duration":"未知","author":null,"likes":null},"note":"边界：display_query包含空格时保留原始空格"}
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