[V10.350] 關閉 Gemini 預設備援出站

tests/test_code_review_claude_routing.py

@@ -414,6 +414,7 @@ def test_ollama_failure_flag_true_uses_claude_backup(monkeypatch):
 def test_ollama_failure_flag_false_uses_gemini_backup(monkeypatch):
     """Ollama 失敗且 Claude flag=false → Gemini 才作備援"""
     monkeypatch.setenv('CODE_REVIEW_USE_CLAUDE', 'false')
+    monkeypatch.setenv('GEMINI_FALLBACK_ENABLED', 'true')
     monkeypatch.setenv('GEMINI_API_KEY', 'test-key')
     _stub_logger(monkeypatch)
 
@@ -437,6 +438,7 @@ def test_ollama_failure_flag_false_uses_gemini_backup(monkeypatch):
 def test_gemini_backup_uses_dedicated_caller_in_telemetry(monkeypatch):
     """Ollama 失敗後的 Gemini 必須記為 code_review_openclaw_gemini。"""
     monkeypatch.setenv('CODE_REVIEW_USE_CLAUDE', 'false')
+    monkeypatch.setenv('GEMINI_FALLBACK_ENABLED', 'true')
     monkeypatch.setenv('GEMINI_API_KEY', 'test-key')
     captured = _capture_ai_call_states(monkeypatch)
 
@@ -477,6 +479,7 @@ def test_gemini_backup_uses_dedicated_caller_in_telemetry(monkeypatch):
 def test_ollama_failure_claude_unavailable_uses_gemini_backup(monkeypatch):
     """Ollama 失敗 + flag=true 但 Claude unavailable → Gemini 才作備援"""
     monkeypatch.setenv('CODE_REVIEW_USE_CLAUDE', 'true')
+    monkeypatch.setenv('GEMINI_FALLBACK_ENABLED', 'true')
     monkeypatch.setenv('GEMINI_API_KEY', 'test-key')
     _stub_logger(monkeypatch)
 
@@ -500,6 +503,7 @@ def test_ollama_failure_claude_unavailable_uses_gemini_backup(monkeypatch):
 def test_full_fallback_chain_after_ollama_failure(monkeypatch):
     """Ollama 失敗 + Claude 失敗 + Gemini 失敗 → 最終 Elephant 接手"""
     monkeypatch.setenv('CODE_REVIEW_USE_CLAUDE', 'true')
+    monkeypatch.setenv('GEMINI_FALLBACK_ENABLED', 'true')
     monkeypatch.setenv('GEMINI_API_KEY', 'test-key')
     _stub_logger(monkeypatch)