Fix new skipping logic in yaml tests

elasticsearch/helpers/test.py

@@ -30,6 +30,8 @@ def get_test_client(nowait=False):
         raise SkipTest("Elasticsearch failed to start.")
 
 def _get_version(version_string):
+    if '.' not in version_string:
+        return ()
     version = version_string.strip().split('.')
     return tuple(int(v) if v.isdigit() else 999 for v in version)
 

test_elasticsearch/test_server/test_common.py

@@ -152,8 +152,8 @@ class YamlTestCase(ElasticsearchTestCase):
         if 'version' in skip:
             version, reason = skip['version'], skip['reason']
             min_version, max_version = version.split('-')
-            min_version = _get_version(min_version)
-            max_version = _get_version(max_version)
+            min_version = _get_version(min_version) or (0, )
+            max_version = _get_version(max_version) or (999, )
             if  min_version <= self.es_version <= max_version:
                 raise SkipTest(reason)