Bound investigation prompts and paginate research evidence

tests/test_lean_investigation_decision.py

@@ -189,30 +189,17 @@ def test_gateway_schema_location_persists_in_retry_without_leaking_values(tool_c
     assert info['validation_path']=='/update/working_brief' and info['validation_fields']==['retired']
 
 
-def test_v14_positive_early_review_reaches_independent_diagnosis_with_rest_budget(tool_case):
-    service=service_for(tool_case)
-    def change(reply,c):
-        early=c['early_review']['request']
-        if early and early['status']=='preparing':
-            reply['next']={'kind':'defer','reason':'Settle pending evidence.'}
-        elif c['selected_hypothesis']=='H1' and c['previous_result']:
-            eid=c['previous_result']['evidence_id']
-            other=next(e for e,v in c['evidence'].items() if v['record']['hypothesis_id']=='H2')
-            reply['update'].update(confidence='strongly_supported',
-                causal_review={'effect':'supports','support':[eid],'against':[],'reason':'Fixture causal defect.'})
-            reply['next']={'kind':'request_diagnosis','reason':'Scoped defect with countercheck.','countercheck_refs':[other]}
-        else:reply['next']={'kind':'tool','operation':'project.query','arguments':rows()}
-    loop=Investigator(tool_case[0],gateway(LoopAdapter(change)),router=InvestigationToolRouter(project_research=service))
+def test_oversized_legacy_v14_request_is_blocked_without_spending_budget(tool_case):
+    # The old verbose v14 contract exceeds the new universal character limit.
+    # Compatibility does not authorize sending an oversized request.
+    loop=Investigator(tool_case[0],gateway(LoopAdapter()),
+        router=InvestigationToolRouter(project_research=service_for(tool_case)))
     original=loop._context
     loop._context=lambda *args:dict(original(*args),prompt_version='investigation_project_v14')
     done=run(loop,steps=10)
-    assert done.status=='COMPLETED' and state(done)['early_stop']['status']=='requested'
+    assert done.status=='BLOCKED' and done.code=='INVESTIGATION_PROMPT_LIMIT'
     budget=BudgetManager(tool_case[0]).snapshot(*CASE).state
-    assert all(a['remaining']>0 for a in budget['accounts'].values())
-    adapter=FinalAdapter(True,lambda p,c:p.update(confidence='strongly_supported'))
-    result=build(DiagnosisBuilder(tool_case[0],gateway(adapter)))
-    assert result.status=='COMPLETED' and adapter.calls==1
-    assert BudgetManager(tool_case[0]).snapshot(*CASE).state==budget
+    assert all(a['remaining']==a['initial'] and not a['actions'] for a in budget['accounts'].values())
 
 
 def test_v14_can_finish_inconclusively_without_invented_cause(tool_case):