87 lines
1.6 KiB
Python
87 lines
1.6 KiB
Python
import socket
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from multiprocessing import Process
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from time import sleep
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import pytest
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import requests
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from funcy import retry, complement
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from image_prediction.flask import make_prediction_server, run_prediction_server
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@pytest.fixture
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def host():
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return "127.0.0.1"
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def get_free_port(host):
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sock = socket.socket()
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sock.bind((host, 0))
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return sock.getsockname()[1]
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@pytest.fixture
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def port(host):
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return get_free_port(host)
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@pytest.fixture
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def url(host, port):
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return f"http://{host}:{port}"
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@pytest.fixture
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def predict_fn():
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def predict(_):
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return 42
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return predict
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@pytest.fixture
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def server(predict_fn):
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server = make_prediction_server(predict_fn)
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return server
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@pytest.fixture
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def host_and_port(host, port, server):
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return {"host": host, "port": port}
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@retry(tries=5, timeout=1)
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def server_ready(url):
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response = requests.get(f"{url}/ready")
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response.raise_for_status()
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return response.status_code == 200
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@pytest.fixture(autouse=True, scope="function")
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def server_process(server, host_and_port, url):
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def get_server_process():
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return Process(target=run_prediction_server, kwargs={"app": server, **host_and_port})
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server = get_server_process()
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server.start()
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if server_ready(url):
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yield
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server.terminate()
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def test_server_predict(url):
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response = requests.post(url)
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response.raise_for_status()
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assert response.json() == 42
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def test_server_health_check(url):
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response = requests.get(f"{url}/health")
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response.raise_for_status()
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assert response.status_code == 200
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def test_server_ready_check(url):
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assert server_ready(url)
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