Added junits for policy-util classes

Added junits to increase coverage of the policy-util module.
Patch 1: Moved Parent and Child class to within ReflectionUtilTest class.

Issue-ID: POLICY-214
Change-Id: Ic5882c02a65ba1c924ec1381901a2a971fe72911
Signed-off-by: Magnusen, Drew (dm741q) <dm741q@att.com>
diff --git a/policy-utils/src/test/java/org/onap/policy/drools/utils/PairTripleTest.java b/policy-utils/src/test/java/org/onap/policy/drools/utils/PairTripleTest.java
new file mode 100644
index 0000000..1af831a
--- /dev/null
+++ b/policy-utils/src/test/java/org/onap/policy/drools/utils/PairTripleTest.java
@@ -0,0 +1,65 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * policy-utils
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.drools.utils;
+
+import static org.junit.Assert.assertEquals;
+
+import org.junit.Test;
+
+public class PairTripleTest {
+    
+    @Test
+    public void pairTest() {
+        Pair<String, String> p = new Pair<String, String>("foo", "bar");
+        
+       assertEquals(p.first(),"foo");
+       assertEquals(p.second(),"bar");
+       assertEquals(p.getFirst(),"foo");
+       assertEquals(p.getSecond(),"bar");
+       
+       p.first("one");
+       p.second("two");
+
+       assertEquals(p.first(),"one");
+       assertEquals(p.second(),"two");
+       assertEquals(p.getFirst(),"one");
+       assertEquals(p.getSecond(),"two");
+        
+    } 
+
+    @Test
+    public void tripleTest() {
+        Triple<String, String, String> t = new Triple<String, String,String>("foo", "bar", "fiz");
+        
+       assertEquals(t.first(),"foo");
+       assertEquals(t.second(),"bar");
+       assertEquals(t.third(),"fiz");
+       
+       t.first("one");
+       t.second("two");
+       t.third("three");
+
+       assertEquals(t.first(),"one");
+       assertEquals(t.second(),"two");
+       assertEquals(t.third(),"three");   
+    }
+
+}
diff --git a/policy-utils/src/test/java/org/onap/policy/drools/utils/ReflectionUtilTest.java b/policy-utils/src/test/java/org/onap/policy/drools/utils/ReflectionUtilTest.java
new file mode 100644
index 0000000..ab4bace
--- /dev/null
+++ b/policy-utils/src/test/java/org/onap/policy/drools/utils/ReflectionUtilTest.java
@@ -0,0 +1,62 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * policy-utils
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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.
+ * ============LICENSE_END=========================================================
+ */
+package org.onap.policy.drools.utils;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+
+import org.junit.Test;
+
+public class ReflectionUtilTest {
+    
+    public class ParentClass {
+
+    }
+    
+    public class ChildClass extends ParentClass{
+
+    }
+
+    @Test
+    public void reflectionTest() {
+        
+        try {
+
+            Class<?> class1 = Class.forName("org.onap.policy.drools.utils.ReflectionUtil");
+            
+            ClassLoader classLoader = class1.getClassLoader();
+            
+            Class<?> class2 = ReflectionUtil.fetchClass(classLoader, "org.onap.policy.drools.utils.ReflectionUtil");
+           
+           
+            assertTrue(ReflectionUtil.isClass(classLoader, "org.onap.policy.drools.utils.ReflectionUtil"));
+            assertEquals(class1,class2);
+            assertTrue(ReflectionUtil.isSubclass(ParentClass.class, ChildClass.class));
+            assertFalse(ReflectionUtil.isSubclass(ChildClass.class, ParentClass.class));
+            
+            
+        } catch (ClassNotFoundException e) {
+            fail();
+        }
+    }
+
+}