https://github.com/j-sephb-lt-n/run-local-flask-app-in-background

Code illustrating how to locally host a Flask app in the background (e.g. for automated endpoint testing)
https://github.com/j-sephb-lt-n/run-local-flask-app-in-background

Last synced: about 23 hours ago
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Code illustrating how to locally host a Flask app in the background (e.g. for automated endpoint testing)

• Host: GitHub
• URL: https://github.com/j-sephb-lt-n/run-local-flask-app-in-background
• Owner: J-sephB-lt-n
• License: gpl-3.0
• Created: 2024-03-06T09:14:26.000Z (8 months ago)
• Default Branch: main
• Last Pushed: 2024-03-06T09:39:49.000Z (8 months ago)
• Last Synced: 2024-04-17T22:57:31.385Z (7 months ago)
• Language: Python
• Size: 16.6 KB
• Stars: 0
• Watchers: 1
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

        
# run-local-flask-app-in-background

Code illustrating how to locally host a Flask app in the background (e.g. for automated endpoint testing)

```bash

$ pip install -r requirements.txt

```

```python

# main.py

import requests

from background_localhost import BackgroundLocalHost

with BackgroundLocalHost(app_name="test_app", port=8000):

    endpoint_response = requests.get("http://localhost:5000/health_check")

    print(endpoint_response, endpoint_response.text)

# check that the background flask app has been killed correctly by the context manager #

try: 

    endpoint_response = requests.get("http://localhost:8000/health_check")

    print(endpoint_response, endpoint_response.text)

except requests.exceptions.ConnectionError:

    print("ERROR: cannot connect to http://localhost:8000/health_check")

```

```bash

$ python main.py

hosting local flask app 'test_app' on port 8000

127.0.0.1 - "GET /health_check HTTP/1.1" 200 -

 Endpoint is working

killed local flask app 'test_app' on port 8000

ERROR: cannot connect to http://localhost:8000/health_check 

```