validate split names

Author: mredolatti

splitio/client/client.py

@@ -109,7 +109,11 @@ def get_treatment_with_config(self, key, feature, attributes=None):
             start = int(round(time.time() * 1000))
 
             matching_key, bucketing_key = input_validator.validate_key(key)
-            feature = input_validator.validate_feature_name(feature)
+            feature = input_validator.validate_feature_name(
+                feature,
+                self.ready,
+                self._factory._get_storage('splits')  #pylint: disable=protected-access
+            )
 
             if (matching_key is None and bucketing_key is None) \
                     or feature is None \

splitio/client/input_validator.py

@@ -252,7 +252,7 @@ def validate_key(key):
     return matching_key_result, bucketing_key_result
 
 
-def validate_feature_name(feature_name):
+def validate_feature_name(feature_name, should_validate_existance, split_storage):
     """
     Check if feature_name is valid for get_treatment.
 
@@ -266,6 +266,16 @@ def validate_feature_name(feature_name):
        (not _check_is_string(feature_name, 'feature_name', operation)) or \
        (not _check_string_not_empty(feature_name, 'feature_name', operation)):
         return None
+
+    if should_validate_existance and split_storage.get(feature_name) is None:
+        _LOGGER.error(
+            "%s: you passed \"%s\" that does not exist in this environment, "
+            "please double check what Splits exist in the web console.",
+            operation,
+            feature_name
+        )
+        return None
+
     return _remove_empty_spaces(feature_name, operation)