test: Task1质量审查补测——④真覆盖/③保底覆盖/分组注释/渠道映射查表化

Co-Authored-By: Claude Code <noreply@anthropic.com>

app/services/boundary_filter.py

@@ -276,17 +276,24 @@ REASK_PATTERNS = [
 # 渠道精确化(2026-10-08 spec §4.4): REASK 模式命中后按渠道词分辨——
 # 索要已在手的渠道才丢,索要缺失渠道放行(双要补邮箱场景);泛渠道词
 # 只要手上有任何号码渠道即丢(宁丢勿放);精确+泛同句共存时按①②自然
-# 实现任一命中判丢。中文泛词不用 \b(CJK 无词边界,"电话"前 \b 永不成立)。
+# 实现任一命中判丢。中文泛词不用 \b(CJK 无词边界,"电话"前 \b 在
+# 主流 CJK 连写形态下不成立)。
 _PRECISE_CHANNEL_RE = re.compile(r"whatsapp|e-?mail|邮箱|微信|wechat", re.I)
+# 匹配形态→渠道键查表(对齐 contact_pipeline._NUMBER_FIRST_CHANNEL 先例:
+# 未来扩 _PRECISE_CHANNEL_RE 加新渠道词而漏配此表 → KeyError 显性失败,
+# 而非链式三元静默兜到 whatsapp)
+_PRECISE_CHANNEL_MAP = {
+    "whatsapp": "whatsapp",
+    "e-mail": "email", "email": "email", "邮箱": "email",
+    "wechat": "wechat", "微信": "wechat",
+}
 _GENERIC_CONTACT_RE = re.compile(r"\b(?:number|phone|contact)\b|电话|联系方式|号码", re.I)
 
 
 def _precise_channels_in(s: str) -> set:
     out = set()
     for m in _PRECISE_CHANNEL_RE.finditer(s):
-        w = m.group(0).lower()
+        out.add(_PRECISE_CHANNEL_MAP[m.group(0).lower()])
-        out.add("email" if w in ("e-mail", "email", "邮箱")
-                else "wechat" if w in ("微信", "wechat") else "whatsapp")
     return out
 
 

tests/test_boundary_filter.py

@@ -200,14 +200,21 @@ def test_reask_wall_channel_precision():
     索要缺失渠道放行;泛渠道词只要手上有任何号码渠道即丢(宁丢勿放)。"""
     wa = {"whatsapp"}
     em = {"email"}
+    # 精确渠道词: ①在手→丢 / ④缺失→放行
     assert asks_contact("What's your WhatsApp number?", wa) is True
     assert asks_contact("留个邮箱吧", em) is True
-    assert asks_contact("And an email address would help too", wa) is False
+    assert asks_contact("What's your email address?", wa) is False
     assert asks_contact("你WhatsApp多少？", em) is False
+    # 泛渠道词: ②手上有号码渠道→丢 / ④无号码渠道(只 email)→放行
     assert asks_contact("What's your number?", wa) is True
     assert asks_contact("留个电话呗", wa) is True
     assert asks_contact("What's your number?", em) is False
+    # 精确+泛同句共存: 按①②自然实现,任一命中判丢
     assert asks_contact("leave your number or email", wa) is True
+    # ③保底: 命中 REASK 但无任何渠道词("Drop yours too"式重复纠缠)→保守丢
+    assert asks_contact("Drop yours too and our manager will send the quote!",
+                        {"phone"}) is True
+    # 无参: 原行为向后兼容(命中即丢/未命中放行)
     assert asks_contact("What's your WhatsApp number?") is True
     assert asks_contact("hello there") is False