testing of example

services/client/package.json

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+{
+  "name": "client",
+  "version": "1.0.0",
+  "private": true,
+  "scripts": {
+    "start": "react-scripts start",
+    "build": "react-scripts build",
+    "test": "react-scripts test --watchAll=false",
+    "eject": "react-scripts eject"
+  },
+  "dependencies": {
+    "react": "^18.0.0",
+    "react-dom": "^18.0.0",
+    "react-scripts": "5.0.1"
+  },
+  "devDependencies": {
+    "@testing-library/react": "^13.0.0",
+    "jest": "^29.0.0"
+  }
+}

services/client/src/App.js

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+import React from 'react';
+
+function App() {
+  return (
+    <div>
+      <h1>Hello, World!</h1>
+    </div>
+  );
+}
+
+export default App;

services/client/src/App.test.js

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+import { render, screen } from '@testing-library/react';
+import App from './App';
+
+test('renders Hello, World!', () => {
+  render(<App />);
+  const headingElement = screen.getByText(/Hello, World!/i);
+  expect(headingElement).toBeInTheDocument();
+});

services/game/app/__init__.py

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+from flask import Flask
+
+def create_app():
+    app = Flask(__name__)
+
+    @app.route("/")
+    def hello_world():
+        return "Hello, World!"
+
+    return app

services/game/app/config.py

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+import os
+
+class Config:
+    SECRET_KEY = os.environ.get("SECRET_KEY", "default_secret_key")

services/game/app/main.py

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+from . import create_app
+
+app = create_app()

services/game/manage.py

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+from app import create_app
+
+app = create_app()
+
+if __name__ == "__main__":
+    app.run()

services/game/requirements.txt

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+Flask==2.2.2
+pytest==7.2.0
+gunicorn==20.1.0
+psycopg2-binary==2.9.6

services/game/tests/test_app.py

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+import pytest
+from app import create_app
+
+@pytest.fixture
+def app():
+    app = create_app()
+    app.config.update({
+        "TESTING": True,
+    })
+    return app
+
+@pytest.fixture
+def client(app):
+    return app.test_client()
+
+def test_hello_world(client):
+    response = client.get("/")
+    assert response.status_code == 200
+    assert response.data == b"Hello, World!"