Initial commit of integrated agent system

backend/tests/test_env_config.py

@@ -0,0 +1,25 @@
+# -*- coding: utf-8 -*-
+"""Tests for normalized env config helpers."""
+
+from backend.config.env_config import (
+    canonicalize_model_provider,
+    get_agent_model_config,
+)
+
+
+def test_canonicalize_model_provider_aliases():
+    assert canonicalize_model_provider("claude") == "ANTHROPIC"
+    assert canonicalize_model_provider("openai_compatible") == "OPENAI"
+    assert canonicalize_model_provider("google") == "GEMINI"
+
+
+def test_get_agent_model_config_fallback(monkeypatch):
+    monkeypatch.delenv("AGENT_RISK_MANAGER_MODEL_NAME", raising=False)
+    monkeypatch.delenv("AGENT_RISK_MANAGER_MODEL_PROVIDER", raising=False)
+    monkeypatch.setenv("MODEL_NAME", "gpt-4o-mini")
+    monkeypatch.setenv("MODEL_PROVIDER", "openai")
+
+    config = get_agent_model_config("risk_manager")
+
+    assert config.model_name == "gpt-4o-mini"
+    assert config.provider == "OPENAI"