[7.x] Restore default metric='_all' to cluster.state()

test_elasticsearch/test_server/__init__.py

@@ -1,3 +1,4 @@
+from unittest import SkipTest
 from elasticsearch.helpers import test
 from elasticsearch.helpers.test import ElasticsearchTestCase as BaseTestCase
 
@@ -6,6 +7,8 @@ client = None
 
 def get_client(**kwargs):
     global client
+    if client is False:
+        raise SkipTest("No client is available")
     if client is not None and not kwargs:
         return client
 
@@ -16,7 +19,11 @@ def get_client(**kwargs):
         new_client = local_get_client(**kwargs)
     except ImportError:
         # fallback to using vanilla client
-        new_client = test.get_test_client(**kwargs)
+        try:
+            new_client = test.get_test_client(**kwargs)
+        except SkipTest:
+            client = False
+            raise
 
     if not kwargs:
         client = new_client