diff --git a/apps/yms/app/src/test/java/org/onosproject/yms/app/yab/TestManager.java b/apps/yms/app/src/test/java/org/onosproject/yms/app/yab/TestManager.java
new file mode 100644
index 0000000..c07a18f
--- /dev/null
+++ b/apps/yms/app/src/test/java/org/onosproject/yms/app/yab/TestManager.java
@@ -0,0 +1,82 @@
+/*
+ * Copyright 2016-present Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.yms.app.yab;
+
+import org.onosproject.yang.gen.v1.ydt.test.rev20160524.Test;
+import org.onosproject.yang.gen.v1.ydt.test.rev20160524.TestOpParam;
+import org.onosproject.yang.gen.v1.ydt.test.rev20160524.TestService;
+import org.onosproject.yang.gen.v1.ydt.test.rev20160524.test.Cont1;
+import org.onosproject.yang.gen.v1.ydt.test.rev20160524.test.DefaultCont1;
+import org.onosproject.yang.gen.v1.ydt.test.rev20160524.test.rockthehouse.DefaultRockTheHouseOutput;
+import org.onosproject.yang.gen.v1.ydt.test.rev20160524.test.rockthehouse.RockTheHouseInput;
+import org.onosproject.yang.gen.v1.ydt.test.rev20160524.test.rockthehouse.RockTheHouseOutput;
+import org.onosproject.yang.gen.v1.ydt.test.rev20160524.test.rockthehouse1.RockTheHouse1Input;
+import org.onosproject.yang.gen.v1.ydt.test.rev20160524.test.rockthehouse2.DefaultRockTheHouse2Output;
+import org.onosproject.yang.gen.v1.ydt.test.rev20160524.test.rockthehouse2.RockTheHouse2Output;
+
+/**
+ * Implementation of the application management service.
+ */
+public class TestManager implements TestService {
+
+    Test response;
+
+    @Override
+    public Test getTest(TestOpParam test) {
+        Cont1 cont = new DefaultCont1.Cont1Builder().leaf4("4").build();
+        Test response = new TestOpParam.TestBuilder().cont1(cont).build();
+        return response;
+    }
+
+    @Override
+    public void setTest(TestOpParam test) {
+        response = test;
+    }
+
+    @Override
+    public Test getAugmentedTestCont4(TestOpParam test) {
+        Cont1 cont = new DefaultCont1.Cont1Builder().leaf4("4").build();
+        Test response = new TestOpParam.TestBuilder().cont1(cont).build();
+        return response;
+    }
+
+    @Override
+    public void setAugmentedTestCont4(TestOpParam augmentedTestCont4) {
+        response = augmentedTestCont4;
+    }
+
+    @Override
+    public RockTheHouseOutput rockTheHouse(RockTheHouseInput inputVar) {
+        return DefaultRockTheHouseOutput.builder().hello("hello").build();
+    }
+
+
+    @Override
+    public void rockTheHouse1(RockTheHouse1Input inputVar) {
+        // TODO : to be implemented
+    }
+
+    @Override
+    public RockTheHouse2Output rockTheHouse2() {
+        return DefaultRockTheHouse2Output
+                .builder().leaf14("14").build();
+    }
+
+    @Override
+    public void rockTheHouse3() {
+    }
+}