Parse key values as leaf_data

Change-Id: Ib70a47dd4bcea0426d3b2063a845d4ce075d81f4
diff --git a/tests/enum_completion.cpp b/tests/enum_completion.cpp
index a8ec4d2..d7dfd58 100644
--- a/tests/enum_completion.cpp
+++ b/tests/enum_completion.cpp
@@ -19,6 +19,7 @@
     schema->addLeafEnum("/", "mod:leafEnum", {"lala", "lol", "data", "coze"});
     schema->addLeafEnum("/mod:contA", "mod:leafInCont", {"abc", "def"});
     schema->addList("/", "mod:list", {"number"});
+    schema->addLeaf("/mod:list", "mod:number", yang::LeafDataTypes::Int32);
     schema->addLeafEnum("/mod:list", "mod:leafInList", {"ano", "anoda", "ne", "katoda"});
     Parser parser(schema);
     std::string input;