JUnit addition for SDK-APP

Issue-ID: POLICY-604
Change-Id: Ib48f22dfe0db68348cb820d4186e7d3a79864b3f
Signed-off-by: bobbymander <bobby.mander@att.com>
diff --git a/POLICY-SDK-APP/src/test/java/org/onap/policy/admin/RESTfulPAPEngineTest.java b/POLICY-SDK-APP/src/test/java/org/onap/policy/admin/RESTfulPAPEngineTest.java
new file mode 100644
index 0000000..55bdb31
--- /dev/null
+++ b/POLICY-SDK-APP/src/test/java/org/onap/policy/admin/RESTfulPAPEngineTest.java
@@ -0,0 +1,164 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP Policy Engine
+ * ================================================================================
+ * Copyright (C) 2018 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.admin;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.fail;
+import java.io.ByteArrayInputStream;
+import java.io.InputStream;
+import java.net.URL;
+import javax.servlet.http.HttpServletResponse;
+import java.net.HttpURLConnection;
+import org.junit.Before;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.rules.ExpectedException;
+import org.junit.runner.RunWith;
+import org.mockito.Mockito;
+import org.onap.policy.rest.adapter.PolicyRestAdapter;
+import org.onap.policy.xacml.api.pap.OnapPDP;
+import org.onap.policy.xacml.api.pap.OnapPDPGroup;
+import org.powermock.api.mockito.PowerMockito;
+import org.powermock.core.classloader.annotations.PrepareForTest;
+import org.powermock.modules.junit4.PowerMockRunner;
+import com.att.research.xacml.api.pap.PAPException;
+import com.att.research.xacml.api.pap.PDPPolicy;
+
+@RunWith(PowerMockRunner.class)
+@PrepareForTest({URL.class, RESTfulPAPEngine.class})
+public class RESTfulPAPEngineTest {
+	@Rule
+	public ExpectedException thrown = ExpectedException.none();
+
+	private RESTfulPAPEngine engine = null;
+	private String name = "testName";
+	private String id = "testID";
+	private String description = "testDescription";
+	private String policyType = "testType";
+	private String policyContent = "testContent";
+	private int jmxport = 0;
+	OnapPDPGroup group = Mockito.mock(OnapPDPGroup.class);
+	OnapPDPGroup newGroup = Mockito.mock(OnapPDPGroup.class);
+	OnapPDP pdp = Mockito.mock(OnapPDP.class);
+	InputStream policy;
+
+	@Before
+	public void runConstructor() throws Exception {
+		// Mock url and connection
+		URL url = PowerMockito.mock(URL.class);
+		PowerMockito.whenNew(URL.class).withArguments(Mockito.any()).thenReturn(url);
+		HttpURLConnection connection = Mockito.mock(HttpURLConnection.class);
+		Mockito.when(url.openConnection()).thenReturn(connection);
+		Mockito.when(connection.getResponseCode()).thenReturn(HttpServletResponse.SC_NO_CONTENT);
+		
+		// Set the system property temporarily
+		String systemKey = "xacml.properties";
+		String oldProperty = System.getProperty(systemKey);
+		System.setProperty(systemKey, "src/test/resources/xacml.admin.properties");
+
+		// Test constructor
+		String urlName = "localhost:1234";
+		engine = new RESTfulPAPEngine(urlName);
+
+		// Initialize policy
+		policy = new ByteArrayInputStream(policyContent.getBytes("UTF-8"));
+
+		// Restore the original system property
+		if (oldProperty != null) {
+			System.setProperty(systemKey,  oldProperty);
+		}
+		else {
+			System.clearProperty(systemKey);
+		}
+	}
+
+	@Test
+	public void testGroups() throws Exception {
+		engine.setDefaultGroup(group);
+		assertEquals(engine.getDefaultGroup(), null);
+		engine.newGroup(name, description);
+		engine.removeGroup(group, newGroup );
+		assertEquals(engine.getPDPGroup(pdp ), null);
+		assertEquals(engine.getPDPGroup(id), null);
+		assertEquals(engine.getPDP(id), null);
+		assertEquals(engine.getStatus(pdp), null);		
+
+		thrown.expect(NullPointerException.class);
+		engine.getOnapPDPGroups();
+		fail("Expecting an exception.");
+	}
+	
+	@Test
+	public void testUpdateGroup() throws PAPException {
+		thrown.expect(PAPException.class);
+		engine.updateGroup(group);
+		fail("Expecting an exception.");
+	}
+	
+	@Test
+	public void testPDP() throws PAPException {
+		assertEquals(engine.getGroup(name), null);
+		engine.movePDP(pdp, newGroup);
+				
+		thrown.expect(PAPException.class);
+		engine.newPDP(id, newGroup, name, description, jmxport);
+		fail("Expecting an exception.");
+	}
+	
+	@Test
+	public void testUpdatePDP() throws PAPException {
+		thrown.expect(NullPointerException.class);
+		engine.updatePDP(pdp);
+		fail("Expecting an exception.");
+	}
+
+	@Test
+	public void testRemovePDP() throws PAPException {
+		thrown.expect(NullPointerException.class);
+		engine.removePDP(pdp);
+		fail("Expecting an exception.");
+	}
+	
+	@Test
+	public void testValidatePolicy() throws PAPException {
+		PolicyRestAdapter policyAdapter = new PolicyRestAdapter();
+
+		thrown.expect(PAPException.class);
+		engine.validatePolicyRequest(policyAdapter, policyType);
+		fail("Expecting an exception.");
+	}
+	
+	@Test
+	public void testPublishPolicy() throws PAPException {
+		thrown.expect(PAPException.class);
+		engine.publishPolicy(id, name, false, policy, newGroup);
+		fail("Expecting an exception.");
+	}
+	
+	@Test
+	public void testCopy() throws PAPException {
+		engine.copyFile(id, newGroup, policy);
+		PDPPolicy pdpPolicy = Mockito.mock(PDPPolicy.class);
+
+		thrown.expect(PAPException.class);
+		engine.copyPolicy(pdpPolicy , newGroup);
+		fail("Expecting an exception.");
+	}
+}