esphome/tests/dashboard/test_web_server.py

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from __future__ import annotations
import asyncio
import json
import os
from unittest.mock import Mock
import pytest
import pytest_asyncio
from tornado.httpclient import AsyncHTTPClient, HTTPResponse
from tornado.httpserver import HTTPServer
from tornado.ioloop import IOLoop
from tornado.testing import bind_unused_port
from esphome.dashboard import web_server
from esphome.dashboard.core import DASHBOARD
from .common import get_fixture_path
class DashboardTestHelper:
def __init__(self, io_loop: IOLoop, client: AsyncHTTPClient, port: int) -> None:
self.io_loop = io_loop
self.client = client
self.port = port
async def fetch(self, path: str, **kwargs) -> HTTPResponse:
"""Get a response for the given path."""
if path.lower().startswith(("http://", "https://")):
url = path
else:
url = f"http://127.0.0.1:{self.port}{path}"
future = self.client.fetch(url, raise_error=True, **kwargs)
result = await future
return result
@pytest_asyncio.fixture(name="dashboard")
async def fixture_dashboard() -> DashboardTestHelper:
sock, port = bind_unused_port()
args = Mock(
ha_addon=True,
configuration=get_fixture_path("conf"),
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port=0,
)
os.environ["ESPHOME_DASHBOARD_PORT"] = str(port)
DASHBOARD.settings.parse_args(args)
app = web_server.make_app()
http_server = HTTPServer(app)
http_server.add_sockets([sock])
await DASHBOARD.async_setup()
os.environ["DISABLE_HA_AUTHENTICATION"] = "1"
assert DASHBOARD.settings.using_password is False
assert DASHBOARD.settings.on_ha_addon is True
assert DASHBOARD.settings.using_auth is False
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assert int(DASHBOARD.settings.port) == port
task = asyncio.create_task(DASHBOARD.async_run())
client = AsyncHTTPClient()
io_loop = IOLoop(make_current=False)
yield DashboardTestHelper(io_loop, client, port)
task.cancel()
sock.close()
client.close()
io_loop.close()
@pytest.mark.asyncio
async def test_main_page(dashboard: DashboardTestHelper) -> None:
response = await dashboard.fetch("/")
assert response.code == 200
@pytest.mark.asyncio
async def test_devices_page(dashboard: DashboardTestHelper) -> None:
response = await dashboard.fetch("/devices")
assert response.code == 200
assert response.headers["content-type"] == "application/json"
json_data = json.loads(response.body.decode())
configured_devices = json_data["configured"]
first_device = configured_devices[0]
assert first_device["name"] == "pico"
assert first_device["configuration"] == "pico.yaml"