sanic/tests/worker/test_inspector.py
2022-12-18 14:09:17 +02:00

142 lines
4.1 KiB
Python

try: # no cov
from ujson import dumps
except ModuleNotFoundError: # no cov
from json import dumps # type: ignore
from datetime import datetime
from unittest.mock import Mock, patch
from urllib.error import URLError
import pytest
from sanic_testing import TestManager
from sanic.cli.inspector_client import InspectorClient
from sanic.helpers import Default
from sanic.log import Colors
from sanic.worker.inspector import Inspector
DATA = {
"info": {
"packages": ["foo"],
},
"extra": {
"more": "data",
},
"workers": {"Worker-Name": {"some": "state"}},
}
FULL_SERIALIZED = dumps({"result": DATA})
OUT_SERIALIZED = dumps(DATA)
class FooInspector(Inspector):
async def foo(self, bar):
return f"bar is {bar}"
@pytest.fixture
def publisher():
publisher = Mock()
return publisher
@pytest.fixture
def inspector(publisher):
inspector = FooInspector(
publisher, {}, {}, "localhost", 9999, "", Default(), Default()
)
inspector(False)
return inspector
@pytest.fixture
def http_client(inspector):
manager = TestManager(inspector.app)
return manager.test_client
@pytest.mark.parametrize("command", ("info",))
@patch("sanic.cli.inspector_client.sys.stdout.write")
def test_send_inspect(write, urlopen, command: str):
urlopen.read.return_value = FULL_SERIALIZED.encode()
InspectorClient("localhost", 9999, False, False, None).do(command)
write.assert_called()
write.reset_mock()
InspectorClient("localhost", 9999, False, True, None).do(command)
write.assert_called_with(OUT_SERIALIZED + "\n")
@patch("sanic.cli.inspector_client.sys")
def test_send_inspect_conn_refused(sys: Mock, urlopen):
urlopen.side_effect = URLError("")
InspectorClient("localhost", 9999, False, False, None).do("info")
message = (
f"{Colors.RED}Could not connect to inspector at: "
f"{Colors.YELLOW}http://localhost:9999{Colors.END}\n"
"Either the application is not running, or it did not start "
"an inspector instance.\n<urlopen error >\n"
)
sys.exit.assert_called_once_with(1)
sys.stderr.write.assert_called_once_with(message)
def test_run_inspector_reload(publisher, http_client):
_, response = http_client.post("/reload")
assert response.status == 200
publisher.send.assert_called_once_with("__ALL_PROCESSES__:")
def test_run_inspector_reload_zero_downtime(publisher, http_client):
_, response = http_client.post("/reload", json={"zero_downtime": True})
assert response.status == 200
publisher.send.assert_called_once_with("__ALL_PROCESSES__::STARTUP_FIRST")
def test_run_inspector_shutdown(publisher, http_client):
_, response = http_client.post("/shutdown")
assert response.status == 200
publisher.send.assert_called_once_with("__TERMINATE__")
def test_run_inspector_scale(publisher, http_client):
_, response = http_client.post("/scale", json={"replicas": 4})
assert response.status == 200
publisher.send.assert_called_once_with("__SCALE__:4")
def test_run_inspector_arbitrary(http_client):
_, response = http_client.post("/foo", json={"bar": 99})
assert response.status == 200
assert response.json == {"meta": {"action": "foo"}, "result": "bar is 99"}
def test_state_to_json():
now = datetime.now()
now_iso = now.isoformat()
app_info = {"app": "hello"}
worker_state = {"Test": {"now": now, "nested": {"foo": now}}}
inspector = Inspector(
Mock(), app_info, worker_state, "", 0, "", Default(), Default()
)
state = inspector._state_to_json()
assert state == {
"info": app_info,
"workers": {"Test": {"now": now_iso, "nested": {"foo": now_iso}}},
}
def test_run_inspector_authentication():
inspector = Inspector(
Mock(), {}, {}, "", 0, "super-secret", Default(), Default()
)(False)
manager = TestManager(inspector.app)
_, response = manager.test_client.get("/")
assert response.status == 401
_, response = manager.test_client.get(
"/", headers={"Authorization": "Bearer super-secret"}
)
assert response.status == 200