"""Tests for the webhook adapter's ``deliver_only`` route mode. ``deliver_only`` lets external services (Supabase webhooks, monitoring alerts, background jobs, other agents) push plain-text notifications to a user's chat via the webhook adapter WITHOUT invoking the agent. The rendered prompt template becomes the literal message body. Covers: - Agent is NOT invoked (``handle_message`` never called) - Rendered content is delivered to the target platform adapter - HTTP returns 200 OK on success, 502 on delivery failure - Startup validation rejects ``deliver_only`` without a real delivery target - HMAC auth, rate limiting, and idempotency still apply """ import asyncio import json from unittest.mock import AsyncMock, MagicMock, patch import pytest from aiohttp import web from aiohttp.test_utils import TestClient, TestServer from gateway.config import Platform, PlatformConfig from gateway.platforms.base import MessageEvent, SendResult from gateway.platforms.webhook import WebhookAdapter, _INSECURE_NO_AUTH # --------------------------------------------------------------------------- # Helpers # --------------------------------------------------------------------------- def _make_adapter(routes, **extra_kw) -> WebhookAdapter: extra = {"host": "127.0.0.1", "port": 0, "routes": routes} extra.update(extra_kw) config = PlatformConfig(enabled=True, extra=extra) return WebhookAdapter(config) def _create_app(adapter: WebhookAdapter) -> web.Application: app = web.Application() app.router.add_get("/health", adapter._handle_health) app.router.add_post("/webhooks/{route_name}", adapter._handle_webhook) return app def _wire_mock_target(adapter: WebhookAdapter, platform_name: str = "telegram"): """Attach a gateway_runner with a mocked target adapter.""" mock_target = AsyncMock() mock_target.send = AsyncMock(return_value=SendResult(success=True)) mock_runner = MagicMock() mock_runner.adapters = {Platform(platform_name): mock_target} mock_runner.config.get_home_channel.return_value = None adapter.gateway_runner = mock_runner return mock_target # =================================================================== # Core behaviour: agent bypass # =================================================================== class TestDeliverOnlyBypassesAgent: """The whole point of the feature — handle_message must not be called.""" @pytest.mark.asyncio async def test_post_delivers_directly_without_agent(self): routes = { "match-alert": { "secret": _INSECURE_NO_AUTH, "deliver": "telegram", "deliver_only": True, "deliver_extra": {"chat_id": "12345"}, "prompt": "{payload.user} matched with {payload.other}!", } } adapter = _make_adapter(routes) mock_target = _wire_mock_target(adapter) # Guard: handle_message must NOT be called in deliver_only mode handle_message_calls: list[MessageEvent] = [] async def _capture(event): handle_message_calls.append(event) adapter.handle_message = _capture app = _create_app(adapter) body = json.dumps( {"payload": {"user": "alice", "other": "bob"}} ).encode() async with TestClient(TestServer(app)) as cli: resp = await cli.post( "/webhooks/match-alert", data=body, headers={ "Content-Type": "application/json", "X-GitHub-Delivery": "delivery-1", }, ) assert resp.status == 200 data = await resp.json() assert data["status"] == "delivered" assert data["route"] == "match-alert" assert data["target"] == "telegram" # Let any background tasks settle before asserting no agent call await asyncio.sleep(0.05) # Agent was NOT invoked assert handle_message_calls == [] # Target adapter.send() WAS called with the rendered template mock_target.send.assert_awaited_once() call_args = mock_target.send.await_args chat_id_arg, content_arg = call_args.args[0], call_args.args[1] assert chat_id_arg == "12345" assert content_arg == "alice matched with bob!" # =================================================================== # HTTP status codes # =================================================================== class TestDeliverOnlyStatusCodes: @pytest.mark.asyncio async def test_delivery_failure_returns_502(self): """If the target adapter returns SendResult(success=False), 502.""" routes = { "r": { "secret": _INSECURE_NO_AUTH, "deliver": "telegram", "deliver_only": True, "deliver_extra": {"chat_id": "c-1"}, "prompt": "hi", } } adapter = _make_adapter(routes) mock_target = _wire_mock_target(adapter) mock_target.send = AsyncMock( return_value=SendResult(success=False, error="rate limited by tg") ) app = _create_app(adapter) async with TestClient(TestServer(app)) as cli: resp = await cli.post( "/webhooks/r", json={}, headers={"X-GitHub-Delivery": "d-fail-1"}, ) assert resp.status == 502 data = await resp.json() # Generic error — no adapter-level detail leaks assert data["error"] == "Delivery failed" assert "rate limited" not in json.dumps(data) # =================================================================== # Startup validation # =================================================================== class TestDeliverOnlyStartupValidation: @pytest.mark.asyncio async def test_deliver_only_with_real_target_accepted(self): """Sanity check — a valid deliver_only config passes validation.""" routes = { "good": { "secret": _INSECURE_NO_AUTH, "deliver": "telegram", "deliver_only": True, "deliver_extra": {"chat_id": "c-1"}, "prompt": "hi", } } adapter = _make_adapter(routes) # connect() does more than validation (binds a socket) — we just # want to verify the validation doesn't raise. Call it and tear # down immediately. try: started = await adapter.connect() if started: await adapter.disconnect() except ValueError: pytest.fail("valid deliver_only config should not raise ValueError") # =================================================================== # Security + reliability invariants still hold # =================================================================== class TestDeliverOnlySecurityInvariants: @pytest.mark.asyncio async def test_hmac_still_enforced(self): """deliver_only does NOT bypass HMAC validation.""" secret = "real-secret-123" routes = { "r": { "secret": secret, "deliver": "telegram", "deliver_only": True, "deliver_extra": {"chat_id": "c-1"}, "prompt": "hi", } } adapter = _make_adapter(routes) mock_target = _wire_mock_target(adapter) app = _create_app(adapter) async with TestClient(TestServer(app)) as cli: # No signature header → reject resp = await cli.post( "/webhooks/r", json={}, headers={"X-GitHub-Delivery": "d-noauth-1"}, ) assert resp.status == 401 # Target never called mock_target.send.assert_not_awaited() # =================================================================== # Unit: _direct_deliver dispatch # =================================================================== class TestDirectDeliverUnit: @pytest.mark.asyncio async def test_dispatches_to_github_comment(self): adapter = _make_adapter({}) with patch.object( adapter, "_deliver_github_comment", new=AsyncMock(return_value=SendResult(success=True)), ) as mock_gh: result = await adapter._direct_deliver( "review body", { "deliver": "github_comment", "deliver_extra": {"repo": "org/r", "pr_number": "1"}, }, ) assert result.success is True mock_gh.assert_awaited_once()