import os
import unittest
import unittest.mock

from kerbana import config, create_app


class TestBase(unittest.TestCase):
    def setUp(self):
        test_config = config.TestConfig()
        self.app = create_app(test_config)
        self.client = self.app.test_client()

    def test_root(self):
        res = self.client.get("/")
        self.assertEqual("Hello World!", res.data.decode())


class TestConfig(unittest.TestCase):
    def test_default_config(self):
        app = create_app()
        self.assertEqual(app.config["SECRET_KEY"], "dev")

    @unittest.mock.patch.dict(os.environ, {"KERBANA_CONFIG": "no_such_file"})
    def test_kerbana_config_env_non_existing(self):
        app = create_app()
        self.assertEqual(app.config["SECRET_KEY"], "dev")