# coding=UTF-8

import flask_testing
import base64
from api import create_app


class TestHttpBasicAuth(flask_testing.TestCase):

    api_key = 'secret'

    def create_app(self):
        return create_app('tests.config')

    def _enable_basic_auth(self):
        self.app.config['API_KEYS'] = [self.api_key]

    def _create_auth_headers(self, username, password=''):
        data = base64.b64encode(
            bytes(':'.join([username, password]), 'ascii')).decode('ascii')
        headers = [('Authorization', 'Basic %s' % data)]
        return headers

    def test_missing_credentials(self):
        self._enable_basic_auth()
        response = self.client.get('/')
        self.assert401(response)

    def test_correct_credentials(self):
        self._enable_basic_auth()
        headers = self._create_auth_headers(self.api_key)
        response = self.client.get('/', headers=headers)
        self.assert200(response)

    def test_basic_auth_disabled(self):
        response = self.client.get('/')
        self.assert200(response)