diff --git a/apps/k8s-node/api/src/test/java/org/onosproject/k8snode/api/DefaultK8sHostTest.java b/apps/k8s-node/api/src/test/java/org/onosproject/k8snode/api/DefaultK8sHostTest.java
new file mode 100644
index 0000000..693fce4
--- /dev/null
+++ b/apps/k8s-node/api/src/test/java/org/onosproject/k8snode/api/DefaultK8sHostTest.java
@@ -0,0 +1,112 @@
+/*
+ * 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.k8snode.api;
+
+import com.google.common.collect.ImmutableSet;
+import com.google.common.testing.EqualsTester;
+import org.junit.Before;
+import org.junit.Test;
+import org.onlab.packet.IpAddress;
+
+import java.util.Set;
+
+import static junit.framework.TestCase.assertEquals;
+import static org.onosproject.k8snode.api.K8sHostState.COMPLETE;
+import static org.onosproject.k8snode.api.K8sHostState.INIT;
+
+/**
+ * Unit test for DefaultK8sHost.
+ */
+public final class DefaultK8sHostTest {
+
+    private static final IpAddress HOST_IP_1 = IpAddress.valueOf("192.168.200.3");
+    private static final IpAddress HOST_IP_2 = IpAddress.valueOf("192.168.200.4");
+
+    private static final Set<String> NODE_NAMES_1 = ImmutableSet.of("1", "2");
+    private static final Set<String> NODE_NAMES_2 = ImmutableSet.of("3", "4");
+
+    private K8sHost refHost;
+
+    private static final K8sHost K8S_HOST_1 = createHost(
+            HOST_IP_1,
+            NODE_NAMES_1,
+            INIT
+    );
+
+    private static final K8sHost K8S_HOST_2 = createHost(
+            HOST_IP_1,
+            NODE_NAMES_1,
+            INIT
+    );
+
+    private static final K8sHost K8S_HOST_3 = createHost(
+            HOST_IP_2,
+            NODE_NAMES_2,
+            COMPLETE
+    );
+
+    /**
+     * Initial setup for this unit test.
+     */
+    @Before
+    public void setUp() {
+        refHost = DefaultK8sHost.builder()
+                .hostIp(HOST_IP_1)
+                .nodeNames(NODE_NAMES_1)
+                .state(INIT)
+                .build();
+    }
+
+    /**
+     * Checks equals method works as expected.
+     */
+    @Test
+    public void testEquality() {
+        new EqualsTester().addEqualityGroup(K8S_HOST_1, K8S_HOST_2)
+                .addEqualityGroup(K8S_HOST_3)
+                .testEquals();
+    }
+
+    /**
+     * Test object construction.
+     */
+    @Test
+    public void testConstruction() {
+        assertEquals(refHost.hostIp(), HOST_IP_1);
+        assertEquals(refHost.nodeNames(), NODE_NAMES_1);
+        assertEquals(refHost.state(), INIT);
+    }
+
+    /**
+     * Checks the functionality of update state method.
+     */
+    @Test
+    public void testUpdateState() {
+        K8sHost updatedHost = refHost.updateState(COMPLETE);
+
+        assertEquals(updatedHost.hostIp(), HOST_IP_1);
+        assertEquals(updatedHost.nodeNames(), NODE_NAMES_1);
+        assertEquals(updatedHost.state(), COMPLETE);
+    }
+
+    private static K8sHost createHost(IpAddress hostIp, Set<String> nodeNames, K8sHostState state) {
+        return DefaultK8sHost.builder()
+                .hostIp(hostIp)
+                .nodeNames(nodeNames)
+                .state(state)
+                .build();
+    }
+}