[ONOS-5281] JUNIT Test cases for device-controllers and device-setcontrollers as FUJITSU NETCONF

Change-Id: I2a6b30d357061ca265175a0a6057728bf83fa5a7
diff --git a/drivers/fujitsu/src/test/java/org/onosproject/drivers/fujitsu/FujitsuVoltControllerConfigTest.java b/drivers/fujitsu/src/test/java/org/onosproject/drivers/fujitsu/FujitsuVoltControllerConfigTest.java
new file mode 100644
index 0000000..e25aae0
--- /dev/null
+++ b/drivers/fujitsu/src/test/java/org/onosproject/drivers/fujitsu/FujitsuVoltControllerConfigTest.java
@@ -0,0 +1,243 @@
+/*
+ * 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.drivers.fujitsu;
+
+import org.apache.commons.io.IOUtils;
+import org.onlab.packet.IpAddress;
+import org.onosproject.net.Annotations;
+import org.onosproject.net.DefaultAnnotations;
+import org.onosproject.net.behaviour.ControllerInfo;
+import org.junit.Before;
+import org.junit.Test;
+
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.HashMap;
+import java.util.Map;
+
+import java.nio.charset.StandardCharsets;
+import java.io.InputStream;
+
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+import static org.onosproject.drivers.fujitsu.FujitsuVoltXmlUtilityMock.*;
+
+
+/**
+ * Unit tests for methods of FujitsuVoltControllerConfig.
+ */
+public class FujitsuVoltControllerConfigTest {
+
+    private FujitsuNetconfControllerMock controller;
+    private FujitsuDriverHandlerAdapter driverHandler;
+    private FujitsuVoltControllerConfig voltConfig;
+
+    private final FujitsuNetconfSessionListenerTest listener = new InternalSessionListenerTest();
+
+    private static final String TEST_VOLT_OFCONFIG = "volt-ofconfig";
+    private static final String TEST_OFCONFIG_ID = "ofconfig-id";
+    private static final String TEST_END_LICENSE_HEADER = "-->";
+    private static final int FIRST_PART = 0;
+    private static final int SECOND_PART = 1;
+    private static final int THIRD_PART = 2;
+
+    private static final Map<Integer, String> GET_CONTROLLERS = new HashMap<Integer, String>() {
+        {
+            put(1, "tcp:172.10.10.45:6633");
+            put(2, "tcp:100.0.0.22:5555");
+        }
+    };
+    private static final Map<Integer, String> SET_CONTROLLERS = new HashMap<Integer, String>() {
+        {
+            put(1, "tcp:172.10.10.55:2222");
+            put(3, "tcp:172.20.33.11:6633");
+        }
+    };
+    private static final String GET_CONTROLLERS_RSP_FILE = "/getcontrollers.xml";
+    private static final String SET_CONTROLLERS_REQ_FILE = "/setcontrollers.xml";
+
+
+    @Before
+    public void setUp() throws Exception {
+        controller = new FujitsuNetconfControllerMock();
+        driverHandler = controller.setUp(listener);
+        voltConfig = new FujitsuVoltControllerConfig();
+        voltConfig.setHandler(driverHandler);
+    }
+
+    /**
+     * Run to verify handling of valid get operation.
+     */
+    @Test
+    public void testGetControllers() throws Exception {
+        List<ControllerInfo> controllers;
+        List<ControllerInfo> expectedControllers = new ArrayList<>();
+
+        for (Integer key : GET_CONTROLLERS.keySet()) {
+            String target = GET_CONTROLLERS.get(key);
+            String[] data = target.split(TEST_COLON);
+
+            Annotations annotations = DefaultAnnotations
+                                          .builder()
+                                          .set(TEST_OFCONFIG_ID, key.toString())
+                                          .build();
+            ControllerInfo controller = new ControllerInfo(
+                    IpAddress.valueOf(data[SECOND_PART]),
+                    Integer.parseInt(data[THIRD_PART]),
+                        data[FIRST_PART], annotations);
+            expectedControllers.add(controller);
+        }
+
+        controllers = voltConfig.getControllers();
+        assertTrue("Incorrect response", controllers.equals(expectedControllers));
+    }
+
+    /**
+     * Run to verify handling of valid set operation.
+     */
+    @Test
+    public void testSetControllers() throws Exception {
+        List<ControllerInfo> controllers = new ArrayList<>();
+
+        for (Integer key : SET_CONTROLLERS.keySet()) {
+            String target = SET_CONTROLLERS.get(key);
+            String[] data = target.split(TEST_COLON);
+
+            Annotations annotations = DefaultAnnotations
+                                          .builder()
+                                          .set(TEST_OFCONFIG_ID, key.toString())
+                                          .build();
+            ControllerInfo controller = new ControllerInfo(
+                    IpAddress.valueOf(data[SECOND_PART]),
+                    Integer.parseInt(data[THIRD_PART]),
+                        data[FIRST_PART], annotations);
+            controllers.add(controller);
+        }
+
+        voltConfig.setControllers(controllers);
+    }
+
+    /**
+     * Verifies XML request string by comparing with generated string.
+     *
+     * @param request XML string for set operation
+     * @return true if XML string matches with generated
+     */
+    private boolean verifyGetRequest(String request) {
+        StringBuilder rpc = new StringBuilder();
+        rpc.append(TEST_VOLT_NE_OPEN).append(TEST_VOLT_NE_NAMESPACE);
+        rpc.append(TEST_ANGLE_RIGHT).append(TEST_NEW_LINE);
+        rpc.append(emptyTag(TEST_VOLT_OFCONFIG));
+        rpc.append(endTag(TEST_VOLT_NE));
+
+        String testRequest = rpc.toString();
+        testRequest = testRequest.replaceAll(TEST_WHITESPACES_REGEX, TEST_EMPTY_STRING);
+        request = request.replaceAll(TEST_WHITESPACES_REGEX, TEST_EMPTY_STRING);
+        boolean result = request.equals(testRequest);
+        assertTrue("Does not match with generated string", result);
+        return result;
+    }
+
+    /**
+     * Verifies XML request string by comparing with generated string.
+     *
+     * @param request XML string for set operation
+     * @return true if XML string matches with generated
+     */
+    private boolean verifyEditConfigRequest(String request) {
+        String testRequest;
+
+        try {
+            InputStream fileStream = getClass().getResourceAsStream(
+                        SET_CONTROLLERS_REQ_FILE);
+            testRequest = IOUtils.toString(fileStream, StandardCharsets.UTF_8);
+            testRequest = testRequest.substring(testRequest.indexOf(
+                    TEST_END_LICENSE_HEADER) + TEST_END_LICENSE_HEADER.length());
+        } catch (IOException e) {
+            fail("IOException while reading: " + SET_CONTROLLERS_REQ_FILE);
+            return false;
+        }
+
+        testRequest = testRequest.replaceAll(TEST_WHITESPACES_REGEX, TEST_EMPTY_STRING);
+        request = request.replaceAll(TEST_WHITESPACES_REGEX, TEST_EMPTY_STRING);
+        boolean result = request.equals(testRequest);
+        assertTrue("Does not match with string in " + SET_CONTROLLERS_REQ_FILE, result);
+
+        return result;
+    }
+
+    /**
+     * Internal listener for device service events.
+     */
+    private class InternalSessionListenerTest implements FujitsuNetconfSessionListenerTest {
+        @Override
+        public boolean verifyEditConfig(String request) {
+            boolean result;
+
+            request = request.replaceAll(TEST_DUPLICATE_SPACES_REGEX, TEST_SPACE);
+            assertTrue("Does not contain:" + TEST_VOLT_NAMESPACE,
+                    request.contains(TEST_VOLT_NAMESPACE));
+
+            result = verifyEditConfigRequest(request);
+            assertTrue("XML verification failure", result);
+            return result;
+        }
+
+        @Override
+        public boolean verifyEditConfig(String target, String mode, String request) {
+            return false;
+        }
+
+        @Override
+        public boolean verifyGet(String filterSchema, String withDefaultsMode) {
+            boolean result;
+
+            assertTrue("Incorrect withDefaultsMode",
+                    withDefaultsMode.equals(TEST_REPORT_ALL));
+            filterSchema = filterSchema.replaceAll(TEST_DUPLICATE_SPACES_REGEX, TEST_SPACE);
+            assertTrue("Does not contain:" + TEST_VOLT_NAMESPACE,
+                    filterSchema.contains(TEST_VOLT_NAMESPACE));
+
+            result = verifyGetRequest(filterSchema);
+            assertTrue("XML verification failure", result);
+            return result;
+        }
+
+        @Override
+        public String buildGetReply() {
+            try {
+                InputStream fileStream = getClass().getResourceAsStream(
+                        GET_CONTROLLERS_RSP_FILE);
+                String reply = IOUtils.toString(fileStream, StandardCharsets.UTF_8);
+                return (reply);
+            } catch (IOException e) {
+                return null;
+            }
+        }
+
+        @Override
+        public boolean verifyWrappedRpc(String request) {
+            return false;
+        }
+
+        @Override
+        public void verifyStartSubscription(String filterSchema) {
+        }
+    }
+
+}