Files
hermes-agent/tests/gateway/test_empty_model_fallback.py
teknium1 61fa0f47ec test: purge low-value tests, lane py07 (216 removed)
Change-detectors, tautologies, source-reading tests, redundant duplicates,
mock-echo tests and dead/unrunnable tests. Per-test rationale in the lane
ledger (category + reason for every removal).
2026-09-23 03:15:26 -07:00

98 lines
3.8 KiB
Python

"""Tests for empty model fallback — when provider is configured but model is missing."""
from unittest.mock import patch
class TestGatewayEmptyModelFallback:
"""Test that _resolve_session_agent_runtime fills in empty model from provider catalog."""
def test_empty_model_filled_from_provider(self):
"""When config has no model but provider is openai-codex, use first codex model."""
from gateway.run import GatewayRunner
runner = object.__new__(GatewayRunner)
runner._session_model_overrides = {}
# Mock _resolve_gateway_model to return empty string
# Mock _resolve_runtime_agent_kwargs to return openai-codex provider
with patch("gateway.run._resolve_gateway_model", return_value=""), \
patch("gateway.run._resolve_runtime_agent_kwargs", return_value={
"provider": "openai-codex",
"api_key": "test-key",
"base_url": "https://chatgpt.com/backend-api/codex",
"api_mode": "codex_responses",
}):
model, kwargs = runner._resolve_session_agent_runtime()
# Model should have been filled in from provider catalog
assert model, "Model should not be empty when provider is known"
assert isinstance(model, str)
assert kwargs["provider"] == "openai-codex"
def test_nonempty_model_not_overridden(self):
"""When config has a model set, don't override it."""
from gateway.run import GatewayRunner
runner = object.__new__(GatewayRunner)
runner._session_model_overrides = {}
with patch("gateway.run._resolve_gateway_model", return_value="gpt-5.4"), \
patch("gateway.run._resolve_runtime_agent_kwargs", return_value={
"provider": "openai-codex",
"api_key": "test-key",
"base_url": "https://chatgpt.com/backend-api/codex",
"api_mode": "codex_responses",
}):
model, kwargs = runner._resolve_session_agent_runtime()
assert model == "gpt-5.4", "Explicit model should not be overridden"
def test_empty_model_no_provider_stays_empty(self):
"""When both model and provider are empty, model stays empty."""
from gateway.run import GatewayRunner
runner = object.__new__(GatewayRunner)
runner._session_model_overrides = {}
with patch("gateway.run._resolve_gateway_model", return_value=""), \
patch("gateway.run._resolve_runtime_agent_kwargs", return_value={
"provider": "",
"api_key": "test-key",
"base_url": "https://example.com",
"api_mode": "chat_completions",
}):
model, kwargs = runner._resolve_session_agent_runtime()
# Can't fill in a default without knowing the provider
assert model == ""
class TestResolveGatewayModel:
"""Test _resolve_gateway_model reads model from config correctly."""
def test_returns_default_key(self):
from gateway.run import _resolve_gateway_model
assert _resolve_gateway_model({"model": {"default": "gpt-5.4"}}) == "gpt-5.4"
def test_returns_model_key_fallback(self):
from gateway.run import _resolve_gateway_model
assert _resolve_gateway_model({"model": {"model": "gpt-5.4"}}) == "gpt-5.4"
def test_returns_empty_when_missing(self):
from gateway.run import _resolve_gateway_model
assert _resolve_gateway_model({"model": {}}) == ""
def test_returns_empty_when_no_model_section(self):
from gateway.run import _resolve_gateway_model
assert _resolve_gateway_model({}) == ""
def test_string_model_config(self):
from gateway.run import _resolve_gateway_model
assert _resolve_gateway_model({"model": "my-model"}) == "my-model"