初始化提交

backend/tests/modules/time_sense/test_sentiment.py

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+"""感慨触发纯函数测试（辰正 §7.2）。"""
+
+from app.modules.time_sense.sentiment import SentimentInput, detect_sentiment
+from app.modules.time_sense.snapshot import TemporalSnapshot
+
+
+def _snapshot(**overrides) -> TemporalSnapshot:
+    """复用 modulation 测试的快照构造思路：构造最小可用 snapshot。"""
+    from tests.modules.time_sense.test_modulation import _snapshot as _base_snapshot
+
+    return _base_snapshot(**overrides)
+
+
+def test_duration_node_trigger():
+    snap = _snapshot()
+    signals = SentimentInput(duration_days=100, duration_nodes={100, 365})
+    assert detect_sentiment(snap, signals) == "duration_node"
+
+
+def test_anniversary_prewarm_trigger():
+    snap = _snapshot()
+    signals = SentimentInput(duration_days=50, next_milestone_days=5, prewarm_days=7)
+    assert detect_sentiment(snap, signals) == "anniversary_prewarm"
+
+
+def test_anniversary_prewarm_not_today():
+    # next_milestone_days=0 表示今日命中（active_milestone），不算 prewarm
+    snap = _snapshot()
+    signals = SentimentInput(duration_days=50, next_milestone_days=0, prewarm_days=7)
+    assert detect_sentiment(snap, signals) != "anniversary_prewarm"
+
+
+def test_reunion_memory_trigger():
+    snap = _snapshot()
+    signals = SentimentInput(duration_days=10, is_reunion=True, has_reunion_memory=True)
+    assert detect_sentiment(snap, signals) == "reunion_memory"
+
+
+def test_late_night_overlay_trigger():
+    snap = _snapshot(day_period="凌晨")
+    signals = SentimentInput(duration_days=10, is_reunion=True)
+    assert detect_sentiment(snap, signals) == "late_night_overlay"
+
+
+def test_solar_term_trigger():
+    from app.modules.time_sense.lunar import SolarTermInfo
+
+    snap = _snapshot(
+        solar_term=SolarTermInfo(current_name="立春", next_name="雨水", days_to_next=15)
+    )
+    signals = SentimentInput(duration_days=10, strong_solar_terms={"立春"})
+    assert detect_sentiment(snap, signals) == "solar_term"
+
+
+def test_no_trigger_returns_none():
+    snap = _snapshot()
+    signals = SentimentInput(duration_days=10)
+    assert detect_sentiment(snap, signals) is None
+
+
+def test_priority_duration_over_prewarm():
+    """认识 100 天且距周年 3 天 → duration_node 优先。"""
+    snap = _snapshot()
+    signals = SentimentInput(
+        duration_days=100,
+        next_milestone_days=3,
+        duration_nodes={100},
+        prewarm_days=7,
+    )
+    assert detect_sentiment(snap, signals) == "duration_node"