the-littlest-jupyterhub/integration-tests/test_simplest_plugin.py

"""
Test simplest plugin
"""
from ruamel.yaml import YAML
import requests
import os
import subprocess

from tljh.config import CONFIG_FILE, USER_ENV_PREFIX, HUB_ENV_PREFIX
from tljh import user

yaml = YAML(typ='rt')


def test_apt_packages():
    """
    Test extra apt packages are installed
    """
    assert os.path.exists('/usr/games/sl')


def test_pip_packages():
    """
    Test extra user & hub pip packages are installed
    """
    subprocess.check_call([f'{USER_ENV_PREFIX}/bin/python3', '-c', 'import django'])

    subprocess.check_call([f'{HUB_ENV_PREFIX}/bin/python3', '-c', 'import there'])


def test_conda_packages():
    """
    Test extra user conda packages are installed
    """
    subprocess.check_call([f'{USER_ENV_PREFIX}/bin/python3', '-c', 'import hypothesis'])


def test_config_hook():
    """
    Check config changes are present
    """
    with open(CONFIG_FILE) as f:
        data = yaml.load(f)

    assert data['simplest_plugin']['present']


def test_jupyterhub_config_hook():
    """
    Test that tmpauthenticator is enabled by our custom config plugin
    """
    resp = requests.get('http://localhost/hub/tmplogin', allow_redirects=False)
    assert resp.status_code == 302
    assert resp.headers['Location'] == '/hub/spawn'


def test_post_install_hook():
    """
    Test that the test_post_install file has the correct content
    """
    with open("test_post_install") as f:
        content = f.read()

    assert content == "123456789"


def test_new_user_create():
    """
    Test that plugin receives username as arg
    """
    username = "user1"
    # Call ensure_user to make sure the user plugin gets called
    user.ensure_user(username)

    with open("test_new_user_create") as f:
        content = f.read()

    assert content == username