feat: test shorter post-stop reentry guards

tests/unit/test_daily_reentry_matrix.py

@@ -49,13 +49,17 @@ def test_next_session_blocks_only_stop_day():
     assert _call(policy, ORD + 1, state, 1) is not None
 
 
-def test_five_session_cooldown_unlocks_at_exact_boundary():
-    engine = PrecomputedDailyEngine([_candidate(ORD + 4), _candidate(ORD + 5)])
-    policy = ReentryPolicy("cooldown_5", engine, RANKING_KEY)
+@pytest.mark.parametrize("sessions", [2, 3, 5])
+def test_cooldown_unlocks_at_exact_boundary(sessions):
+    engine = PrecomputedDailyEngine([
+        _candidate(ORD + sessions - 1),
+        _candidate(ORD + sessions),
+    ])
+    policy = ReentryPolicy(f"cooldown_{sessions}", engine, RANKING_KEY)
     state = _state()
 
-    assert _call(policy, ORD + 4, state, 4) is None
-    assert _call(policy, ORD + 5, state, 5) is not None
+    assert _call(policy, ORD + sessions - 1, state, sessions - 1) is None
+    assert _call(policy, ORD + sessions, state, sessions) is not None
 
 
 def test_gate_reset_requires_failure_before_requalification():
@@ -70,6 +74,30 @@ def test_gate_reset_requires_failure_before_requalification():
     assert emitted["_reentry_reason"] == "gate_failed_then_requalified"
 
 
+def test_strict_gate_reset_ignores_stop_day_failure():
+    engine = PrecomputedDailyEngine([
+        _candidate(ORD + 1),
+        _candidate(ORD + 3),
+    ])
+    policy = ReentryPolicy("strict_gate_reset", engine, RANKING_KEY)
+    state = _state()
+
+    # An unqualified stop-day close alone does not reset the strict policy.
+    assert _call(policy, ORD, state, 0) is None
+    assert state["gate_went_unqualified"] is False
+    assert _call(policy, ORD + 1, state, 1) is None
+
+    # A later unqualified close establishes the reset; only then may the next
+    # qualified setup re-enter.
+    assert _call(policy, ORD + 2, state, 2) is None
+    assert state["gate_went_unqualified"] is True
+    emitted = _call(policy, ORD + 3, state, 3)
+    assert emitted is not None
+    assert emitted["_reentry_reason"] == (
+        "post_stop_gate_failed_then_requalified"
+    )
+
+
 def test_improved_gate_reset_requires_better_stop_and_non_weaker_rank():
     engine = PrecomputedDailyEngine([
         _candidate(ORD + 1, stop=89.0, rank=82.0),