diff --git a/apps/kubevirt-node/api/src/test/java/org/onosproject/kubevirtnode/api/DefaultKubevirtNodeTest.java b/apps/kubevirt-node/api/src/test/java/org/onosproject/kubevirtnode/api/DefaultKubevirtNodeTest.java
new file mode 100644
index 0000000..2fa6441
--- /dev/null
+++ b/apps/kubevirt-node/api/src/test/java/org/onosproject/kubevirtnode/api/DefaultKubevirtNodeTest.java
@@ -0,0 +1,189 @@
+/*
+ * 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.collect.ImmutableList;
+import com.google.common.testing.EqualsTester;
+import org.junit.Before;
+import org.junit.Test;
+import org.onlab.packet.IpAddress;
+import org.onosproject.net.Device;
+
+import java.util.List;
+
+import static junit.framework.TestCase.assertEquals;
+import static org.onosproject.kubevirtnode.api.KubevirtNodeState.DEVICE_CREATED;
+
+/**
+ * Unit tests for DefaultKubevirtNode.
+ */
+public final class DefaultKubevirtNodeTest extends KubevirtNodeTest {
+
+    private static final IpAddress TEST_IP = IpAddress.valueOf("10.100.0.3");
+
+    private static final String HOSTNAME_1 = "hostname_1";
+    private static final String HOSTNAME_2 = "hostname_2";
+    private static final Device DEVICE_1 = createDevice(1);
+    private static final Device DEVICE_2 = createDevice(2);
+
+    private static final IpAddress MANAGEMENT_IP = IpAddress.valueOf("10.10.10.10");
+    private static final IpAddress DATA_IP = IpAddress.valueOf("20.20.20.20");
+
+    private static final String PHY_INTF_NETWORK = "mgmtnetwork";
+    private static final String PHY_INTF_NAME = "eth3";
+
+    private static final List<KubevirtPhyInterface> PHY_INTFS = initPhyIntfs();
+
+    private KubevirtNode refNode;
+
+    private static final KubevirtNode KV_NODE_1 = createNode(
+            HOSTNAME_1,
+            KubevirtNode.Type.WORKER,
+            DEVICE_1,
+            TEST_IP,
+            KubevirtNodeState.INIT);
+
+    private static final KubevirtNode KV_NODE_2 = createNode(
+            HOSTNAME_1,
+            KubevirtNode.Type.WORKER,
+            DEVICE_1,
+            TEST_IP,
+            KubevirtNodeState.COMPLETE);
+
+    private static final KubevirtNode KV_NODE_3 = createNode(
+            HOSTNAME_2,
+            KubevirtNode.Type.WORKER,
+            DEVICE_2,
+            TEST_IP,
+            KubevirtNodeState.INIT);
+
+    /**
+     * Initial setup for this unit test.
+     */
+    @Before
+    public void setUp() {
+        refNode = DefaultKubevirtNode.builder()
+                .hostname(HOSTNAME_1)
+                .type(KubevirtNode.Type.WORKER)
+                .managementIp(MANAGEMENT_IP)
+                .dataIp(DATA_IP)
+                .intgBridge(DEVICE_1.id())
+                .state(KubevirtNodeState.COMPLETE)
+                .phyIntfs(PHY_INTFS)
+                .build();
+    }
+
+    /**
+     * Checks equals method works as expected.
+     */
+    @Test
+    public void testEquality() {
+        new EqualsTester().addEqualityGroup(KV_NODE_1, KV_NODE_2)
+                .addEqualityGroup(KV_NODE_3)
+                .testEquals();
+    }
+
+    /**
+     * Test object construction.
+     */
+    @Test
+    public void testConstruction() {
+        checkCommonProperties(refNode);
+        assertEquals(refNode.state(), KubevirtNodeState.COMPLETE);
+        assertEquals(refNode.intgBridge(), DEVICE_1.id());
+    }
+
+    /**
+     * Checks the functionality of update state method.
+     */
+    @Test
+    public void testUpdateState() {
+        KubevirtNode updatedNode = refNode.updateState(DEVICE_CREATED);
+
+        checkCommonProperties(updatedNode);
+        assertEquals(updatedNode.state(), DEVICE_CREATED);
+    }
+
+    /**
+     * Checks the functionality of from method.
+     */
+    @Test
+    public void testFrom() {
+        KubevirtNode updatedNode = DefaultKubevirtNode.from(refNode).build();
+
+        assertEquals(updatedNode, refNode);
+    }
+
+    /**
+     * Checks building a node without hostname fails with proper exception.
+     */
+    @Test(expected = IllegalArgumentException.class)
+    public void testBuildWithoutHostname() {
+        DefaultKubevirtNode.builder()
+                .type(KubevirtNode.Type.WORKER)
+                .intgBridge(DEVICE_1.id())
+                .managementIp(TEST_IP)
+                .dataIp(TEST_IP)
+                .state(KubevirtNodeState.INIT)
+                .build();
+    }
+
+    /**
+     * Checks building a node without type fails with proper exception.
+     */
+    @Test(expected = IllegalArgumentException.class)
+    public void testBuildWithoutType() {
+        DefaultKubevirtNode.builder()
+                .hostname(HOSTNAME_1)
+                .intgBridge(DEVICE_1.id())
+                .managementIp(TEST_IP)
+                .dataIp(TEST_IP)
+                .state(KubevirtNodeState.INIT)
+                .build();
+    }
+
+    /**
+     * Checks building a node without management IP address fails with
+     * proper exception.
+     */
+    @Test(expected = IllegalArgumentException.class)
+    public void testBuildWithoutManagementIp() {
+        DefaultKubevirtNode.builder()
+                .hostname(HOSTNAME_1)
+                .type(KubevirtNode.Type.WORKER)
+                .intgBridge(DEVICE_1.id())
+                .dataIp(TEST_IP)
+                .state(KubevirtNodeState.INIT)
+                .build();
+    }
+
+    private static List<KubevirtPhyInterface> initPhyIntfs() {
+        KubevirtPhyInterface phyIntf = DefaultKubevirtPhyInterface.builder()
+                .intf(PHY_INTF_NAME)
+                .network(PHY_INTF_NETWORK)
+                .build();
+
+        return ImmutableList.of(phyIntf);
+    }
+
+    private void checkCommonProperties(KubevirtNode node) {
+        assertEquals(node.hostname(), HOSTNAME_1);
+        assertEquals(node.type(), KubevirtNode.Type.WORKER);
+        assertEquals(node.managementIp(), MANAGEMENT_IP);
+        assertEquals(node.dataIp(), DATA_IP);
+        assertEquals(node.phyIntfs(), PHY_INTFS);
+    }
+}