utils.py 文件源码

def setup_test_environment():
    """Perform any global pre-test setup. This involves:

        - Installing the instrumented test renderer
        - Set the email backend to the locmem email backend.
        - Setting the active locale to match the LANGUAGE_CODE setting.
    """
    Template._original_render = Template._render
    Template._render = instrumented_test_render

    # Storing previous values in the settings module itself is problematic.
    # Store them in arbitrary (but related) modules instead. See #20636.

    mail._original_email_backend = settings.EMAIL_BACKEND
    settings.EMAIL_BACKEND = 'django.core.mail.backends.locmem.EmailBackend'

    request._original_allowed_hosts = settings.ALLOWED_HOSTS
    settings.ALLOWED_HOSTS = ['*']

    mail.outbox = []

    deactivate()