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mcphub/tests/plugins/wordpress/test_openrouter_provider.py
airano-ir f203ca88de
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feat(v3.12.0): media pipeline, AI image generation, capability probe, companion v2.9.0
Three-month batch sync from internal repo (~80 commits) covering Tracks F.5a, F.7e, F.8, F.17, F.18, F.X.

WordPress media pipeline
- Pillow-based optimization, AI image generation (OpenAI / Stability / Replicate / Google Nano Banana / OpenRouter), chunked + resumable uploads, bulk delete/reassign, idempotent retries.

Capability discovery (F.7e)
- Per-site credential probe + adapters for WordPress / WooCommerce / Gitea, tier-fit unions granted ∪ roles, capability badge UI with HTMX partial re-check, install hint in every companion-unreachable error.

Companion plugin overhaul
- Renamed wordpress-plugin/airano-mcp-seo-bridge → wordpress-plugin/airano-mcp-bridge.
- Eight new endpoints: /capabilities, /bulk-meta, /export, /cache-purge, /transient-flush, /site-health, /audit-hook, /upload-and-attach.
- wp.org Plugin Check pass: i18n, WP_Filesystem, scheme allowlist on audit-hook URL.

Other
- Gitea ergonomics (F.17): batch files, tree, search, compare, releases, fork.
- Opportunistic bcrypt upgrade for legacy SHA-256 admin keys (F.8).
- n8n refactor: structured errors, capability probe, missing tools backfilled.
- Idempotency-Key dedup for AI media upload retries; WP client fast-fails on unreachable sites.

Docs
- README + CLAUDE.md drop the fixed "633 tools" claim. The total grows with each release; per-plugin approximations + dashboard-surfaced counts replace it.
- Tools/Tests badges removed in favour of "Plugins: 10".

Deployment
- PyPI mirror chain, optional BUILD_HTTP_PROXY, Alpine→Yandex apk mirror, Debian-slim Plan-B Dockerfile, mirror.gcr.io variant.

CI
- Black + Ruff clean on Python 3.12; pytest tests/ green.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-04-25 16:25:58 +02:00

315 lines
12 KiB
Python

"""F.5a.9 partial — Tests for the OpenRouter image-generation provider."""
from __future__ import annotations
import base64
from unittest.mock import AsyncMock, patch
import pytest
from plugins.ai_image.providers.base import GenerationRequest, ProviderError
from plugins.ai_image.providers.openrouter import (
OpenRouterProvider,
_extract_image_url,
_image_url_from_entry,
)
from plugins.ai_image.registry import get_provider, list_providers
_PNG_1x1 = base64.b64decode(
b"iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mNkYAAAAAYAAjCB0C8AAAAASUVORK5CYII="
)
def _mock_session_post(responses: list):
"""Build a fake aiohttp.ClientSession whose .post/.get cycle responses."""
iterator = iter(responses)
def _request(*_args, **_kwargs):
resp = next(iterator)
return AsyncMock(
__aenter__=AsyncMock(return_value=resp),
__aexit__=AsyncMock(return_value=False),
)
sess = AsyncMock()
sess.post = _request
sess.get = _request
return sess
def _fake_resp(*, status: int, json_data=None, text_data="", raw=None, headers=None):
resp = AsyncMock()
resp.status = status
resp.text = AsyncMock(return_value=text_data or "")
if json_data is not None:
resp.json = AsyncMock(return_value=json_data)
if raw is not None:
resp.read = AsyncMock(return_value=raw)
resp.headers = headers or {}
return resp
# ---------------------------------------------------------------------------
# Registry
# ---------------------------------------------------------------------------
class TestRegistry:
def test_openrouter_is_registered(self):
assert "openrouter" in list_providers()
def test_registry_lookup_returns_singleton(self):
p = get_provider("openrouter")
assert p.name == "openrouter"
assert p is get_provider("openrouter") # same instance
# ---------------------------------------------------------------------------
# Response-shape parsers (pure, no network)
# ---------------------------------------------------------------------------
class TestImageUrlExtraction:
def test_image_url_from_dict_url(self):
entry = {"image_url": {"url": "data:image/png;base64,AAAA"}}
assert _image_url_from_entry(entry) == "data:image/png;base64,AAAA"
def test_image_url_from_string(self):
entry = {"image_url": "https://x.example/y.png"}
assert _image_url_from_entry(entry) == "https://x.example/y.png"
def test_image_url_bare_url_field(self):
assert (
_image_url_from_entry({"url": "https://z.example/a.png"}) == "https://z.example/a.png"
)
def test_image_url_from_junk(self):
assert _image_url_from_entry(None) is None
assert _image_url_from_entry({"image_url": 42}) is None
def test_extract_gemini_shape_message_images(self):
body = {
"choices": [
{"message": {"images": [{"image_url": {"url": "data:image/png;base64,Zm9v"}}]}}
]
}
assert _extract_image_url(body) == "data:image/png;base64,Zm9v"
def test_extract_multimodal_content_parts(self):
body = {
"choices": [
{
"message": {
"content": [
{"type": "text", "text": "here's your image"},
{"type": "image_url", "image_url": {"url": "https://x/y.png"}},
]
}
}
]
}
assert _extract_image_url(body) == "https://x/y.png"
def test_extract_no_image_returns_none(self):
body = {"choices": [{"message": {"content": "just text"}}]}
assert _extract_image_url(body) is None
def test_extract_empty_choices(self):
assert _extract_image_url({"choices": []}) is None
assert _extract_image_url({}) is None
# ---------------------------------------------------------------------------
# Provider.generate — auth / request shape
# ---------------------------------------------------------------------------
class TestOpenRouterProvider:
@pytest.mark.asyncio
async def test_missing_api_key_raises_auth(self):
provider = OpenRouterProvider()
with pytest.raises(ProviderError) as e:
await provider.generate("", GenerationRequest(prompt="x"))
assert e.value.code == "PROVIDER_AUTH"
@pytest.mark.asyncio
async def test_happy_path_gemini_data_url(self):
provider = OpenRouterProvider()
b64 = base64.b64encode(_PNG_1x1).decode()
ok = _fake_resp(
status=200,
json_data={
"choices": [
{
"message": {
"images": [{"image_url": {"url": f"data:image/png;base64,{b64}"}}]
}
}
],
"usage": {"total_tokens": 128},
},
)
sess = _mock_session_post([ok])
with patch("plugins.ai_image.providers.openrouter.aiohttp.ClientSession") as cls:
cls.return_value = AsyncMock(
__aenter__=AsyncMock(return_value=sess),
__aexit__=AsyncMock(return_value=False),
)
result = await provider.generate(
"or-test",
GenerationRequest(prompt="a cat"),
)
assert result.data == _PNG_1x1
assert result.mime == "image/png"
assert "gemini" in result.filename
assert result.meta.get("total_tokens") == 128
# F.X.fix #11: known model → non-null cost_usd from _MODEL_PRICING.
assert result.cost_usd is not None
assert result.cost_usd > 0
@pytest.mark.asyncio
async def test_http_url_is_fetched(self):
provider = OpenRouterProvider()
gen_resp = _fake_resp(
status=200,
json_data={
"choices": [
{"message": {"images": [{"image_url": {"url": "https://cdn.example/out.png"}}]}}
]
},
)
fetch_resp = _fake_resp(
status=200,
raw=_PNG_1x1,
headers={"Content-Type": "image/png"},
)
sess = _mock_session_post([gen_resp, fetch_resp])
with patch("plugins.ai_image.providers.openrouter.aiohttp.ClientSession") as cls:
cls.return_value = AsyncMock(
__aenter__=AsyncMock(return_value=sess),
__aexit__=AsyncMock(return_value=False),
)
result = await provider.generate("or-test", GenerationRequest(prompt="x"))
assert result.data == _PNG_1x1
assert result.mime == "image/png"
@pytest.mark.asyncio
async def test_no_image_raises_bad_response(self):
provider = OpenRouterProvider()
empty = _fake_resp(
status=200,
json_data={"choices": [{"message": {"content": "no image for you"}}]},
)
sess = _mock_session_post([empty])
with patch("plugins.ai_image.providers.openrouter.aiohttp.ClientSession") as cls:
cls.return_value = AsyncMock(
__aenter__=AsyncMock(return_value=sess),
__aexit__=AsyncMock(return_value=False),
)
with pytest.raises(ProviderError) as e:
await provider.generate("or-test", GenerationRequest(prompt="x"))
assert e.value.code == "PROVIDER_BAD_RESPONSE"
@pytest.mark.asyncio
async def test_401_maps_to_provider_auth(self):
provider = OpenRouterProvider()
r401 = _fake_resp(status=401, text_data="invalid key")
sess = _mock_session_post([r401])
with patch("plugins.ai_image.providers.openrouter.aiohttp.ClientSession") as cls:
cls.return_value = AsyncMock(
__aenter__=AsyncMock(return_value=sess),
__aexit__=AsyncMock(return_value=False),
)
with pytest.raises(ProviderError) as e:
await provider.generate("bad-key", GenerationRequest(prompt="x"))
assert e.value.code == "PROVIDER_AUTH"
@pytest.mark.asyncio
async def test_400_maps_to_provider_bad_request(self):
provider = OpenRouterProvider()
r400 = _fake_resp(status=400, text_data="model not found")
sess = _mock_session_post([r400])
with patch("plugins.ai_image.providers.openrouter.aiohttp.ClientSession") as cls:
cls.return_value = AsyncMock(
__aenter__=AsyncMock(return_value=sess),
__aexit__=AsyncMock(return_value=False),
)
with pytest.raises(ProviderError) as e:
await provider.generate(
"or-test",
GenerationRequest(prompt="x", model="nonexistent/model"),
)
assert e.value.code == "PROVIDER_BAD_REQUEST"
@pytest.mark.asyncio
async def test_429_retried_then_succeeds(self):
provider = OpenRouterProvider()
b64 = base64.b64encode(_PNG_1x1).decode()
r429 = _fake_resp(status=429, text_data="slow down")
ok = _fake_resp(
status=200,
json_data={
"choices": [
{
"message": {
"images": [{"image_url": {"url": f"data:image/png;base64,{b64}"}}]
}
}
]
},
)
sess = _mock_session_post([r429, ok])
with patch("plugins.ai_image.providers.openrouter.aiohttp.ClientSession") as cls:
cls.return_value = AsyncMock(
__aenter__=AsyncMock(return_value=sess),
__aexit__=AsyncMock(return_value=False),
)
with patch("plugins.ai_image.providers.openrouter.asyncio.sleep", AsyncMock()):
result = await provider.generate("or-test", GenerationRequest(prompt="x"))
assert result.data == _PNG_1x1
@pytest.mark.asyncio
async def test_persistent_5xx_raises_unavailable(self):
provider = OpenRouterProvider()
r500 = _fake_resp(status=500, text_data="boom")
sess = _mock_session_post([r500, r500, r500])
with patch("plugins.ai_image.providers.openrouter.aiohttp.ClientSession") as cls:
cls.return_value = AsyncMock(
__aenter__=AsyncMock(return_value=sess),
__aexit__=AsyncMock(return_value=False),
)
with patch("plugins.ai_image.providers.openrouter.asyncio.sleep", AsyncMock()):
with pytest.raises(ProviderError) as e:
await provider.generate("or-test", GenerationRequest(prompt="x"))
assert e.value.code == "PROVIDER_UNAVAILABLE"
@pytest.mark.asyncio
async def test_negative_prompt_appended_to_user_content(self, monkeypatch):
"""Negative prompt is inlined into the user message as 'Avoid: ...'."""
provider = OpenRouterProvider()
captured: dict = {}
async def _mock_post_with_retry(self, api_key, payload):
captured["payload"] = payload
b64 = base64.b64encode(_PNG_1x1).decode()
return {
"choices": [
{
"message": {
"images": [{"image_url": {"url": f"data:image/png;base64,{b64}"}}]
}
}
]
}
monkeypatch.setattr(
OpenRouterProvider, "_post_with_retry", _mock_post_with_retry, raising=True
)
await provider.generate(
"or-test",
GenerationRequest(prompt="a cat", negative_prompt="no dogs"),
)
user_msg = captured["payload"]["messages"][0]["content"]
assert "a cat" in user_msg
assert "Avoid: no dogs" in user_msg