hermes-agent/tests/tools/test_image_generation_plugin_dispatch.py

99 lines
3.9 KiB
Python

from __future__ import annotations
import json
import pytest
from agent import image_gen_registry
from agent.image_gen_provider import ImageGenProvider
@pytest.fixture(autouse=True)
def _reset_registry():
image_gen_registry._reset_for_tests()
yield
image_gen_registry._reset_for_tests()
class _FakeCodexProvider(ImageGenProvider):
@property
def name(self) -> str:
return "codex"
def generate(self, prompt, aspect_ratio="landscape", **kwargs):
return {
"success": True,
"image": "/tmp/codex-test.png",
"model": "gpt-5.2-codex",
"prompt": prompt,
"aspect_ratio": aspect_ratio,
"provider": "codex",
}
class TestPluginDispatch:
def test_dispatch_routes_to_codex_provider(self, monkeypatch, tmp_path):
from tools import image_generation_tool
from agent import image_gen_registry as registry_module
from hermes_cli import plugins as plugins_module
monkeypatch.setenv("HERMES_HOME", str(tmp_path))
(tmp_path / "config.yaml").write_text("image_gen:\n provider: codex\n")
image_gen_registry.register_provider(_FakeCodexProvider())
monkeypatch.setattr(image_generation_tool, "_read_configured_image_provider", lambda: "codex")
monkeypatch.setattr(plugins_module, "_ensure_plugins_discovered", lambda: None)
monkeypatch.setattr(registry_module, "get_provider", lambda name: _FakeCodexProvider() if name == "codex" else None)
dispatched = image_generation_tool._dispatch_to_plugin_provider("draw cat", "square")
payload = json.loads(dispatched)
assert payload["success"] is True
assert payload["provider"] == "codex"
assert payload["image"] == "/tmp/codex-test.png"
assert payload["aspect_ratio"] == "square"
def test_dispatch_reports_missing_registered_provider(self, monkeypatch, tmp_path):
from tools import image_generation_tool
from hermes_cli import plugins as plugins_module
monkeypatch.setenv("HERMES_HOME", str(tmp_path))
(tmp_path / "config.yaml").write_text("image_gen:\n provider: missing-codex\n")
monkeypatch.setattr(image_generation_tool, "_read_configured_image_provider", lambda: "missing-codex")
monkeypatch.setattr(plugins_module, "_ensure_plugins_discovered", lambda: None)
dispatched = image_generation_tool._dispatch_to_plugin_provider("draw cat", "landscape")
payload = json.loads(dispatched)
assert payload["success"] is False
assert payload["error_type"] == "provider_not_registered"
assert "image_gen.provider='missing-codex'" in payload["error"]
def test_dispatch_force_refreshes_plugins_when_provider_initially_missing(self, monkeypatch, tmp_path):
from tools import image_generation_tool
from hermes_cli import plugins as plugins_module
from agent import image_gen_registry as registry_module
monkeypatch.setenv("HERMES_HOME", str(tmp_path))
(tmp_path / "config.yaml").write_text("image_gen:\n provider: codex\n")
monkeypatch.setattr(image_generation_tool, "_read_configured_image_provider", lambda: "codex")
calls = []
provider_state = {"provider": None}
def fake_ensure_plugins_discovered(force=False):
calls.append(force)
if force:
provider_state["provider"] = _FakeCodexProvider()
monkeypatch.setattr(plugins_module, "_ensure_plugins_discovered", fake_ensure_plugins_discovered)
monkeypatch.setattr(registry_module, "get_provider", lambda name: provider_state["provider"])
dispatched = image_generation_tool._dispatch_to_plugin_provider("draw hammy", "portrait")
payload = json.loads(dispatched)
assert calls == [False, True]
assert payload["success"] is True
assert payload["provider"] == "codex"
assert payload["aspect_ratio"] == "portrait"