更新

server/tests/DiagnosisAiAnalysisContractTest.php

@@ -50,7 +50,19 @@ $analysisSource = implode('', array_slice(
 ));
 analysisContractExpect(
     substr_count($analysisSource, 'DifyChatService::chat(') === 1,
-    'one analysis request performs exactly one upstream chat call'
+    'analysis retries malformed output through the same bounded upstream call site'
+);
+analysisContractExpect(
+    str_contains($analysisSource, '$attempt < 2')
+        && str_contains($analysisSource, 'buildAnalysisRepairPrompt($prompt)'),
+    'malformed structured output receives at most one format repair attempt'
+);
+$repair = $logicReflection->getMethod('buildAnalysisRepairPrompt')->invoke(null, 'ORIGINAL_CASE_PROMPT');
+analysisContractExpect(
+    str_contains($repair, 'ORIGINAL_CASE_PROMPT')
+        && str_contains($repair, '仅有 diagnosis_advice、risk_assessment、treatment_advice 三个键')
+        && str_contains($repair, '资料不足时说明缺口'),
+    'repair keeps the original patient evidence and constrained schema'
 );
 foreach ([
     "'diagnosis_advice'",