Merge branch 'develop' into pyproject

Author: jschlyter

tests/test_04_key_jar.py

@@ -2,6 +2,7 @@
 import os
 import shutil
 import time
+import warnings
 
 import pytest
 
@@ -446,11 +447,16 @@ def test_no_use(self):
     @pytest.mark.skip("connect-op.herokuapp.com is broken")
     def test_provider(self):
         kj = KeyJar()
+        _url = "https://connect-op.herokuapp.com/jwks.json"
         kj.load_keys(
-            "https://connect-op.heroku.com", jwks_uri="https://connect-op.herokuapp.com/jwks.json",
+            "https://connect-op.heroku.com", jwks_uri=_url,
         )
-
-        assert kj.get_issuer_keys("https://connect-op.heroku.com")[0].keys()
+        iss_keys = kj.get_issuer_keys("https://connect-op.heroku.com")
+        if not iss_keys:
+            _msg = "{} is not available at this moment!".format(_url)
+            warnings.warn(_msg)
+        else:
+            assert iss_kes[0].keys()
 
 
 def test_import_jwks():