async def test_populate_link_should_set_description(self, expected: str, description: str, m_retriever) -> None:
link = Link('http://en.wikipedia.org/wiki/Amsterdam')
link.description = description
entry_language = 'en'
with TemporaryDirectory() as output_directory_path:
with TemporaryDirectory() as cache_directory_path:
configuration = Configuration(
output_directory_path, 'https://example.com')
configuration.cache_directory_path = cache_directory_path
async with App(configuration) as app:
sut = _Populator(app, m_retriever)
await sut.populate_link(link, entry_language)
self.assertEqual(expected, link.description)
async def populate_link(self,
link: Link,
entry_language: str,
entry: Optional[Entry] = None) -> None:
if link.url.startswith('http:'):
link.url = 'https:' + link.url[5:]
if link.media_type is None:
link.media_type = MediaType('text/html')
if link.relationship is None:
link.relationship = 'external'
if link.locale is None:
link.locale = entry_language
if link.description is None:
# There are valid reasons for links in locales that aren't supported.
with suppress(ValueError):
async with self._app.with_locale(link.locale):
link.description = _('Read more on Wikipedia.')
if entry is not None and link.label is None:
link.label = entry.title