[ONOS-4547, ONOS-4566, ONOS-4575, ONOS-4582, ONOS-4581, ONOS-4600,
ONOS-4598, ONOS-4607, ONOS-4610, ONOS-4611] Prefix addition from config
 and defect fixes.

Change-Id: Ieaab5d3e0fe9a1bfa24a2527eeec5435cf0a1b85
diff --git a/utils/yangutils/src/test/resources/LengthStatementWithSpace.yang b/utils/yangutils/src/test/resources/LengthStatementWithSpace.yang
new file mode 100644
index 0000000..e8612d1
--- /dev/null
+++ b/utils/yangutils/src/test/resources/LengthStatementWithSpace.yang
@@ -0,0 +1,10 @@
+module Test {
+    yang-version 1;
+    namespace http://huawei.com;
+    prefix Ant;
+    leaf invalid-interval {
+        type string {
+            length "                                               0                                                                                      ..                                                                                                                                                                      100                                                                                         ";
+         }
+    }
+}