py.test + splinter + authomatic + Facebook login functional test for Python

test_facebook_login.py

import os

import pytest

def do_facebook_login(browser):

    fb_user = os.environ.get("FACEBOOK_USER")
    assert fb_user, "Please configure your Facebook secrets as environment variables to run the tests"
    fb_password = os.environ["FACEBOOK_PASSWORD"]

    b = browser
    assert b.is_text_present("Facebook Login")

    # FB login
    b.fill("email", fb_user)
    b.fill("pass", fb_password)
    b.find_by_css("input[name='login']").click()

    # FB allow app confirmation dialog - this is only once per user unless you reset in in your FB profile
    if b.is_text_present("will receive the following info"):
        b.find_by_css("button[name='__CONFIRM__']").click()


@pytest.mark.skipif("FACEBOOK_USER" not in os.environ, reason="Give Facebook user/pass as environment variables")
def test_facebook_login(web_server, browser, DBSession, init):
    """

    Facebook application must be configurd as web application, running in http://localhost:8521/.

    Example invocation: FACEBOOK_USER="040xxxXXXX" FACEBOOK_PASSWORD="yyyy"  py.test trees -s --splinter-webdriver=firefox --splinter-make-screenshot-on-failure=false --ini=test.ini -k test_facebook_login

    :param web_server: Py.text fixture, gives HTTP address where the functional test web server is running, ``http://localhost:8521/``
    :param browser: Py.test Splinter Browser fixture
    :param DBSession: Py.test SQLALchemy session
    :param init: Websauna configuration object
    """
    b = browser

    # Initiate Facebook login with Authomatic
    b.visit("{}/login".format(web_server))
    b.find_by_css(".btn-login-facebook").click()

    do_facebook_login(b)

    # Generated by our backend on succesful oauth login
    assert b.is_text_present("You are now logged in")
    assert b.is_text_present("Log out")