[ONOS-5589] empty type defect fix

Change-Id: I31b0bd078c9d5dce47da133787d9535dc0f36fed
diff --git a/plugin/maven/src/test/java/org/onosproject/yangutils/parser/impl/listeners/Decimal64ListenerTest.java b/plugin/maven/src/test/java/org/onosproject/yangutils/parser/impl/listeners/Decimal64ListenerTest.java
index 30e61e3..9a0373e 100644
--- a/plugin/maven/src/test/java/org/onosproject/yangutils/parser/impl/listeners/Decimal64ListenerTest.java
+++ b/plugin/maven/src/test/java/org/onosproject/yangutils/parser/impl/listeners/Decimal64ListenerTest.java
@@ -156,7 +156,8 @@
     @Test
     public void processDecimal64ValueFailureValidation() throws IOException, ParserException, DataModelException {
         thrown.expect(DataModelException.class);
-        thrown.expectMessage("YANG file error : decimal64 validation failed.");
+        thrown.expectMessage(
+                "YANG file error : value is not in decimal64 range.");
 
         YangNode node = manager.getDataModel("src/test/resources/decimal64/Decimal64TypeValidation.yang");