integration/test_client: skip password auth if not supported by LXD

Signed-off-by: Simon Deziel <simon.deziel@canonical.com>

integration/test_client.py

@@ -21,6 +21,9 @@ class TestClient(IntegrationTestCase):
     """Tests for `Client`."""
 
     def test_authenticate(self):
+        if self.client.has_api_extension("explicit_trust_token"):
+            self.skipTest("Required LXD support for password authentication not available!")
+
         client = pylxd.Client("https://127.0.0.1:8443/")
 
         self.assertFalse(client.trusted)
@@ -30,6 +33,9 @@ def test_authenticate(self):
         self.assertTrue(client.trusted)
 
     def test_authenticate_with_project(self):
+        if self.client.has_api_extension("explicit_trust_token"):
+            self.skipTest("Required LXD support for password authentication not available!")
+
         try:
             client = pylxd.Client("https://127.0.0.1:8443/", project="test-project")
         except exceptions.ClientConnectionFailed as e: