CORD-352 Refactoring SegmentRoutingConfig

- Add Javadoc and fix function name convention
- Add setAdjancencySids method
- Change return value of getAdjacencySids from List to ImmutableSet
- Validate config value
- Add unit test for SegmentRoutingConfig

Change-Id: Ic43ac31a49da8a9d62131d7803930280cf9994d2
diff --git a/apps/segmentrouting/src/test/java/org/onosproject/segmentrouting/config/SegmentRoutingConfigTest.java b/apps/segmentrouting/src/test/java/org/onosproject/segmentrouting/config/SegmentRoutingConfigTest.java
new file mode 100644
index 0000000..3e5daa5
--- /dev/null
+++ b/apps/segmentrouting/src/test/java/org/onosproject/segmentrouting/config/SegmentRoutingConfigTest.java
@@ -0,0 +1,157 @@
+/*
+ * Copyright 2014-2015 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.segmentrouting.config;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import org.junit.Before;
+import org.junit.Test;
+import org.onlab.packet.IpAddress;
+import org.onlab.packet.MacAddress;
+import org.onosproject.net.DeviceId;
+import org.onosproject.net.config.Config;
+import org.onosproject.net.config.ConfigApplyDelegate;
+
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Map;
+import java.util.Set;
+
+import static org.junit.Assert.assertThat;
+import static org.hamcrest.Matchers.is;
+import static org.junit.Assert.assertTrue;
+
+/**
+ * Tests for class {@link SegmentRoutingConfig}.
+ */
+public class SegmentRoutingConfigTest {
+    private SegmentRoutingConfig config;
+    private Map<Integer, Set<Integer>> adjacencySids1;
+    private Map<Integer, Set<Integer>> adjacencySids2;
+
+    @Before
+    public void setUp() throws Exception {
+        String jsonString = "{" +
+                "\"name\" : \"Leaf-R1\"," +
+                "\"nodeSid\" : 101," +
+                "\"routerIp\" : \"10.0.1.254\"," +
+                "\"routerMac\" : \"00:00:00:00:01:80\"," +
+                "\"isEdgeRouter\" : true," +
+                "\"adjacencySids\" : [" +
+                "    { \"adjSid\" : 100, \"ports\" : [2, 3] }," +
+                "    { \"adjSid\" : 200, \"ports\" : [4, 5] }" +
+                "]}";
+
+        adjacencySids1 = new HashMap<>();
+        Set<Integer> ports1 = new HashSet<>();
+        ports1.add(2);
+        ports1.add(3);
+        adjacencySids1.put(100, ports1);
+        Set<Integer> ports2 = new HashSet<>();
+        ports2.add(4);
+        ports2.add(5);
+        adjacencySids1.put(200, ports2);
+
+        adjacencySids2 = new HashMap<>();
+        Set<Integer> ports3 = new HashSet<>();
+        ports3.add(6);
+        adjacencySids2.put(300, ports3);
+
+        DeviceId subject = DeviceId.deviceId("of:0000000000000001");
+        String key = "org.onosproject.segmentrouting";
+        ObjectMapper mapper = new ObjectMapper();
+        JsonNode jsonNode = mapper.readTree(jsonString);
+        ConfigApplyDelegate delegate = new MockDelegate();
+
+        config = new SegmentRoutingConfig();
+        config.init(subject, key, jsonNode, mapper, delegate);
+    }
+
+    @Test
+    public void testName() throws Exception {
+        assertTrue(config.name().isPresent());
+        assertThat(config.name().get(), is("Leaf-R1"));
+    }
+
+    @Test
+    public void testSetName() throws Exception {
+        config.setName("Spine-R1");
+        assertTrue(config.name().isPresent());
+        assertThat(config.name().get(), is("Spine-R1"));
+    }
+
+    @Test
+    public void testRouterIp() throws Exception {
+        assertThat(config.routerIp(), is(IpAddress.valueOf("10.0.1.254")));
+    }
+
+    @Test
+    public void testSetRouterIp() throws Exception {
+        config.setRouterIp("10.0.2.254");
+        assertThat(config.routerIp(), is(IpAddress.valueOf("10.0.2.254")));
+    }
+
+    @Test
+    public void testRouterMac() throws Exception {
+        assertThat(config.routerMac(), is(MacAddress.valueOf("00:00:00:00:01:80")));
+    }
+
+    @Test
+    public void testSetRouterMac() throws Exception {
+        config.setRouterMac("00:00:00:00:02:80");
+        assertThat(config.routerMac(), is(MacAddress.valueOf("00:00:00:00:02:80")));
+    }
+
+    @Test
+    public void testNodeSid() throws Exception {
+        assertThat(config.nodeSid(), is(101));
+    }
+
+    @Test
+    public void testSetNodeSid() throws Exception {
+        config.setNodeSid(200);
+        assertThat(config.nodeSid(), is(200));
+    }
+
+    @Test
+    public void testIsEdgeRouter() throws Exception {
+        assertThat(config.isEdgeRouter(), is(true));
+    }
+
+    @Test
+    public void testSetIsEdgeRouter() throws Exception {
+        config.setIsEdgeRouter(false);
+        assertThat(config.isEdgeRouter(), is(false));
+    }
+
+    @Test
+    public void testAdjacencySids() throws Exception {
+        assertThat(config.adjacencySids(), is(adjacencySids1));
+    }
+
+    @Test
+    public void testSetAdjacencySids() throws Exception {
+        config.setAdjacencySids(adjacencySids2);
+        assertThat(config.adjacencySids(), is(adjacencySids2));
+    }
+
+    private class MockDelegate implements ConfigApplyDelegate {
+        @Override
+        public void onApply(Config config) {
+        }
+    }
+}
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