Allow to skip ED448 tests

Author: catap

tests/test_asyncio.py

@@ -196,6 +196,7 @@ async def test_connect_and_serve_with_ed25519_certificate(self):
             )
         )
 
+    @skipIf("ed448" in SKIP_TESTS, "Skipping ed448 tests")
     @asynctest
     async def test_connect_and_serve_with_ed448_certificate(self):
         await self._test_connect_and_serve_with_certificate(

tests/test_tls.py

@@ -584,9 +584,12 @@ def test_handshake_with_ed25519_certificate(self):
         )
 
     def test_handshake_with_ed448_certificate(self):
-        self._test_handshake_with_certificate(
-            *generate_ed448_certificate(common_name="example.com")
-        )
+        try:
+            self._test_handshake_with_certificate(
+                *generate_ed448_certificate(common_name="example.com")
+            )
+        except UnsupportedAlgorithm as exc:
+            self.skipTest(str(exc))
 
     def test_handshake_with_alpn(self):
         client = self.create_client(alpn_protocols=["hq-20"])