pbr-ayct-backend/tests/test_ayct_backend.py

import os
import tempfile

import pytest
from ayct_backend import create_app

@pytest.fixture
def client():
    app = create_app()
    app.config['TESTING'] = True
    app.run(host = '0.0.0.0', port = 5000)

    with app.test_client() as client:
        with app.app_context():
            pass
        yield client

def test_first_endpoint(client):
    rv = client.get("/hello")
    assert b'All You Can Tweet' in rv.data