Import AITURK IDE 1.0.0-beta.1 from Hermes 63279301; preserve MIT license

tests/agent/test_auxiliary_openrouter_max_tokens.py

@@ -0,0 +1,72 @@
+"""Test that _build_call_kwargs preserves max_tokens for OpenRouter endpoints.
+
+Regression test for #41035: OpenRouter free-tier credits exhausted when
+max_tokens was stripped, causing HTTP 402 and fallback to text-only model.
+"""
+
+import pytest
+
+from agent.auxiliary_client import _build_call_kwargs
+
+
+class TestOpenRouterMaxTokens:
+    """max_tokens must be included for OpenRouter to prevent free-tier 402."""
+
+    def test_openrouter_provider_includes_max_tokens(self):
+        """Direct openrouter provider keeps max_tokens."""
+        kwargs = _build_call_kwargs(
+            provider="openrouter",
+            model="openai/gpt-4o-mini",
+            messages=[{"role": "user", "content": "test"}],
+            max_tokens=2000,
+        )
+        assert kwargs.get("max_tokens") == 2000 or kwargs.get("max_completion_tokens") == 2000
+
+    def test_openrouter_base_url_includes_max_tokens(self):
+        """Custom endpoint with openrouter.ai base_url keeps max_tokens."""
+        kwargs = _build_call_kwargs(
+            provider="openai",
+            model="gpt-4o-mini",
+            messages=[{"role": "user", "content": "test"}],
+            max_tokens=2000,
+            base_url="https://openrouter.ai/api/v1",
+        )
+        assert kwargs.get("max_tokens") == 2000 or kwargs.get("max_completion_tokens") == 2000
+
+    def test_generic_provider_omits_max_tokens(self):
+        """Generic OpenAI-compatible provider still omits max_tokens."""
+        kwargs = _build_call_kwargs(
+            provider="openai",
+            model="gpt-4o-mini",
+            messages=[{"role": "user", "content": "test"}],
+            max_tokens=2000,
+        )
+        assert "max_tokens" not in kwargs
+
+    def test_anthropic_compat_still_includes_max_tokens(self):
+        """Anthropic-compatible endpoints still include max_tokens."""
+        kwargs = _build_call_kwargs(
+            provider="minimax",
+            model="MiniMax-Text-01",
+            messages=[{"role": "user", "content": "test"}],
+            max_tokens=4000,
+        )
+        assert kwargs["max_tokens"] == 4000
+
+    def test_none_max_tokens_never_included(self):
+        """max_tokens=None is never added regardless of provider."""
+        for provider, base_url in [
+            ("openrouter", None),
+            ("openai", "https://openrouter.ai/api/v1"),
+            ("minimax", None),
+        ]:
+            kwargs = _build_call_kwargs(
+                provider=provider,
+                model="test-model",
+                messages=[{"role": "user", "content": "test"}],
+                max_tokens=None,
+                base_url=base_url,
+            )
+            assert "max_tokens" not in kwargs, (
+                f"max_tokens should not be set when None for {provider}"
+            )