hermes-agent/tests/gateway/test_reasoning_config_per_m...

85 lines
3.2 KiB
Python

"""Tests for per-model reasoning_effort override in gateway _load_reasoning_config."""
import pytest
import gateway.run as gateway_run
class TestGatewayPerModelReasoningConfig:
"""Test GatewayRunner._load_reasoning_config respects per-model overrides."""
def test_per_model_override_takes_precedence(self, monkeypatch):
"""Per-model override wins over global reasoning_effort."""
from hermes_cli.config import DEFAULT_CONFIG
fake_cfg = {
"model": {"default": "anthropic/claude-opus-4.5"},
"agent": {
"reasoning_effort": "medium",
"reasoning_overrides": {
"anthropic/claude-opus-4.5": "xhigh",
},
},
}
monkeypatch.setattr(gateway_run, "_load_gateway_runtime_config", lambda: fake_cfg)
result = gateway_run.GatewayRunner._load_reasoning_config()
assert result is not None
assert result["enabled"] is True
assert result["effort"] == "xhigh"
def test_global_fallback_with_yaml_false(self, monkeypatch):
"""YAML boolean False must reach parse_reasoning_effort uncoerced.
Regression: str(... or "").strip() turned False into "", silently
re-enabling thinking. The raw value must pass through so
parse_reasoning_effort(False) returns {'enabled': False}.
"""
fake_cfg = {
"model": {"default": "gpt-5"},
"agent": {
"reasoning_effort": False, # YAML boolean, not string
},
}
monkeypatch.setattr(gateway_run, "_load_gateway_runtime_config", lambda: fake_cfg)
result = gateway_run.GatewayRunner._load_reasoning_config()
assert result is not None
assert result.get("enabled") is False
class TestGatewaySessionEffectiveModel:
"""The reasoning override must track the SESSION's effective model.
Regression guard: _load_reasoning_config used to always read
model.default from config.yaml, so a session-only /model switch to a
different model kept resolving the config default's override.
"""
def test_explicit_model_beats_config_default(self, monkeypatch):
"""_load_reasoning_config(model=...) resolves for that model, not model.default."""
fake_cfg = {
"model": {"default": "gpt-5"},
"agent": {
"reasoning_effort": "medium",
"reasoning_overrides": {
"gpt-5": "low",
"claude-opus-4.5": "xhigh",
},
},
}
monkeypatch.setattr(gateway_run, "_load_gateway_runtime_config", lambda: fake_cfg)
# Session switched (session-only) to claude-opus-4.5 — its override
# must win over the config default model's override.
result = gateway_run.GatewayRunner._load_reasoning_config("claude-opus-4.5")
assert result is not None
assert result["effort"] == "xhigh"
# And without a model arg, the config default's override applies.
result_default = gateway_run.GatewayRunner._load_reasoning_config()
assert result_default is not None
assert result_default["effort"] == "low"