def test_instance_from_environment(self):
os.environ.update(dict(LASTFM_API_KEY="a"))
config = Config.instance()
expected = {
"api_key": "a",
"api_secret": None,
"username": None,
"password": None,
"session": None,
}
self.assertDictEqual(expected, config.to_dict())
os.environ.update(
dict(
LASTFM_API_KEY="a",
LASTFM_API_SECRET="b",
LASTFM_USERNAME="******",
LASTFM_PASSWORD="******",
LASTFM_SESSION="e",
))
new_config = Config.instance()
self.assertEqual(config, new_config)
Config._instance = None
expected = {
"api_key": "a",
"api_secret": "b",
"username": "******",
"password": md5("d"),
"session": "e",
}
self.assertDictEqual(expected, Config.instance().to_dict())
def sign(params: Dict) -> str:
"""
Last.fm signing formula for webservice calls. Exclude format, sort
params, append the api secret key and hash the params string.
:param Dict params:
:rtype: str
"""
keys = sorted(params.keys())
keys.remove("format")
signature = [str(k) + str(params[k]) for k in keys if params.get(k)]
signature.append(str(Config.instance().api_secret))
return utils.md5("".join(signature)) # type: ignore
def test_instance_from_arguments(self):
config = Config.instance("key")
expected = {
"api_key": "key",
"api_secret": None,
"password": None,
"session": None,
"username": None,
}
self.assertDictEqual(expected, config.to_dict())
self.assertEqual(config, Config.instance())
new_config = Config.instance("a", "b", "c", "d", "e")
expected = {
"api_key": "a",
"api_secret": "b",
"username": "******",
"password": md5("d"),
"session": "e",
}
self.assertDictEqual(expected, new_config.to_dict())
self.assertEqual(new_config, Config._instance)
self.assertNotEqual(config, Config._instance)
def test_md5(self):
self.assertEqual("3858f62230ac3c915f300c664312c63f", md5("foobar"))
self.assertRegex(md5("foobar"), "^[a-z0-9]{32}$")
self.assertEqual("", md5(""))
self.assertIsNone(md5(None))
def auth_token(self):
return md5(str(self.username) + str(self.password))
