from unittest import TestCase

from embed_video.backends import UnknownBackendException, VideoBackend, detect_backend


class VideoBackendTestCase(TestCase):
    unknown_backend_urls = (
        "http://myurl.com/?video=http://www.youtube.com/watch?v=jsrRJyHBvzw",
        "http://myurl.com/?video=www.youtube.com/watch?v=jsrRJyHBvzw",
        "http://youtube.com.myurl.com/watch?v=jsrRJyHBvzw",
        "http://vimeo.com.myurl.com/72304002",
    )

    def test_detect_bad_urls(self):
        for url in self.unknown_backend_urls:
            self.assertRaises(UnknownBackendException, detect_backend, url)

    def test_not_implemented_get_info(self):
        backend = VideoBackend("https://www.example.com")
        self.assertRaises(NotImplementedError, backend.get_info)