Add Kubevirt API config with unit tests

Change-Id: Id62ae526fd043c3147c3eb0fc82fa49a3f634112
diff --git a/apps/kubevirt-node/api/src/test/java/org/onosproject/kubevirtnode/api/DefaultKubevirtApiConfigTest.java b/apps/kubevirt-node/api/src/test/java/org/onosproject/kubevirtnode/api/DefaultKubevirtApiConfigTest.java
new file mode 100644
index 0000000..4aa3d87
--- /dev/null
+++ b/apps/kubevirt-node/api/src/test/java/org/onosproject/kubevirtnode/api/DefaultKubevirtApiConfigTest.java
@@ -0,0 +1,133 @@
+/*
+ * Copyright 2020-present Open Networking Foundation
+ *
+ * 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.kubevirtnode.api;
+
+import com.google.common.testing.EqualsTester;
+import org.junit.Before;
+import org.junit.Test;
+import org.onlab.packet.IpAddress;
+
+import static junit.framework.TestCase.assertEquals;
+import static org.onlab.junit.ImmutableClassChecker.assertThatClassIsImmutable;
+import static org.onosproject.kubevirtnode.api.KubevirtApiConfig.Scheme.HTTP;
+import static org.onosproject.kubevirtnode.api.KubevirtApiConfig.Scheme.HTTPS;
+import static org.onosproject.kubevirtnode.api.KubevirtApiConfig.State.CONNECTED;
+
+
+/**
+ * Unit tests for DefaultKubevirtApiConfig.
+ */
+public final class DefaultKubevirtApiConfigTest {
+
+    private static final KubevirtApiConfig.Scheme SCHEME_1 = HTTP;
+    private static final KubevirtApiConfig.Scheme SCHEME_2 = HTTPS;
+
+    private static final IpAddress IP_ADDRESS_1 = IpAddress.valueOf("192.168.0.200");
+    private static final IpAddress IP_ADDRESS_2 = IpAddress.valueOf("192.168.0.201");
+
+    private static final int PORT_1 = 6443;
+    private static final int PORT_2 = 443;
+
+    private static final String TOKEN_1 = "token1";
+    private static final String TOKEN_2 = "token2";
+
+    private static final String CA_CERT_DATA_1 = "caCertData1";
+    private static final String CA_CERT_DATA_2 = "caCertData2";
+
+    private static final String CLIENT_CERT_DATA_1 = "clientCertData1";
+    private static final String CLIENT_CERT_DATA_2 = "clientCertData2";
+
+    private static final String CLIENT_KEY_DATA_1 = "clientKeyData1";
+    private static final String CLIENT_KEY_DATA_2 = "clientKeyData2";
+
+    private KubevirtApiConfig config1;
+    private KubevirtApiConfig sameAsConfig1;
+    private KubevirtApiConfig config2;
+
+    /**
+     * Tests class immutability.
+     */
+    @Test
+    public void testImmutability() {
+        assertThatClassIsImmutable(DefaultKubevirtApiConfig.class);
+    }
+
+    /**
+     * Initial setup for this unit test.
+     */
+    @Before
+    public void setUp() {
+        config1 = DefaultKubevirtApiConfig.builder()
+                .scheme(SCHEME_1)
+                .ipAddress(IP_ADDRESS_1)
+                .port(PORT_1)
+                .state(CONNECTED)
+                .token(TOKEN_1)
+                .caCertData(CA_CERT_DATA_1)
+                .clientCertData(CLIENT_CERT_DATA_1)
+                .clientKeyData(CLIENT_KEY_DATA_1)
+                .build();
+
+        sameAsConfig1 = DefaultKubevirtApiConfig.builder()
+                .scheme(SCHEME_1)
+                .ipAddress(IP_ADDRESS_1)
+                .port(PORT_1)
+                .state(CONNECTED)
+                .token(TOKEN_1)
+                .caCertData(CA_CERT_DATA_1)
+                .clientCertData(CLIENT_CERT_DATA_1)
+                .clientKeyData(CLIENT_KEY_DATA_1)
+                .build();
+
+        config2 = DefaultKubevirtApiConfig.builder()
+                .scheme(SCHEME_2)
+                .ipAddress(IP_ADDRESS_2)
+                .port(PORT_2)
+                .state(CONNECTED)
+                .token(TOKEN_2)
+                .caCertData(CA_CERT_DATA_2)
+                .clientCertData(CLIENT_CERT_DATA_2)
+                .clientKeyData(CLIENT_KEY_DATA_2)
+                .build();
+    }
+
+    /**
+     * Tests object equality.
+     */
+    @Test
+    public void testEquality() {
+        new EqualsTester().addEqualityGroup(config1, sameAsConfig1)
+                .addEqualityGroup(config2)
+                .testEquals();
+    }
+
+    /**
+     * Test object construction.
+     */
+    @Test
+    public void testConstruction() {
+        KubevirtApiConfig config = config1;
+
+        assertEquals(SCHEME_1, config.scheme());
+        assertEquals(IP_ADDRESS_1, config.ipAddress());
+        assertEquals(PORT_1, config.port());
+        assertEquals(CONNECTED, config.state());
+        assertEquals(TOKEN_1, config.token());
+        assertEquals(CA_CERT_DATA_1, config.caCertData());
+        assertEquals(CLIENT_CERT_DATA_1, config.clientCertData());
+        assertEquals(CLIENT_KEY_DATA_1, config.clientKeyData());
+    }
+}