diff --git a/apps/openstacktelemetry/web/src/test/java/org/onosproject/openstacktelemetry/web/OpenstackTelemetryCodecRegisterTest.java b/apps/openstacktelemetry/web/src/test/java/org/onosproject/openstacktelemetry/web/OpenstackTelemetryCodecRegisterTest.java
new file mode 100644
index 0000000..6eee616
--- /dev/null
+++ b/apps/openstacktelemetry/web/src/test/java/org/onosproject/openstacktelemetry/web/OpenstackTelemetryCodecRegisterTest.java
@@ -0,0 +1,98 @@
+/*
+ * Copyright 2018-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.openstacktelemetry.web;
+
+import com.google.common.collect.ImmutableSet;
+import com.google.common.collect.Maps;
+import org.junit.Test;
+import org.onlab.junit.TestUtils;
+import org.onosproject.codec.CodecService;
+import org.onosproject.codec.JsonCodec;
+import org.onosproject.openstacktelemetry.api.FlowInfo;
+import org.onosproject.openstacktelemetry.api.StatsFlowRule;
+import org.onosproject.openstacktelemetry.api.StatsInfo;
+import org.onosproject.openstacktelemetry.api.config.TelemetryConfig;
+import org.onosproject.openstacktelemetry.codec.rest.FlowInfoJsonCodec;
+import org.onosproject.openstacktelemetry.codec.rest.StatsFlowRuleJsonCodec;
+import org.onosproject.openstacktelemetry.codec.rest.StatsInfoJsonCodec;
+import org.onosproject.openstacktelemetry.codec.rest.TelemetryConfigJsonCodec;
+
+import java.util.Map;
+import java.util.Set;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNull;
+
+/**
+ * Unit test for openstack telemetry codec register.
+ */
+public final class OpenstackTelemetryCodecRegisterTest {
+
+    private OpenstackTelemetryCodecRegister register;
+
+    /**
+     * Tests codec register activation and deactivation.
+     */
+    @Test
+    public void testActivateDeactivate() {
+        register = new OpenstackTelemetryCodecRegister();
+        CodecService codecService = new TestCodecService();
+
+        TestUtils.setField(register, "codecService", codecService);
+        register.activate();
+
+        assertEquals(StatsInfoJsonCodec.class.getName(),
+                codecService.getCodec(StatsInfo.class).getClass().getName());
+        assertEquals(FlowInfoJsonCodec.class.getName(),
+                codecService.getCodec(FlowInfo.class).getClass().getName());
+        assertEquals(StatsFlowRuleJsonCodec.class.getName(),
+                codecService.getCodec(StatsFlowRule.class).getClass().getName());
+        assertEquals(TelemetryConfigJsonCodec.class.getName(),
+                codecService.getCodec(TelemetryConfig.class).getClass().getName());
+
+        register.deactivate();
+
+        assertNull(codecService.getCodec(StatsInfo.class));
+        assertNull(codecService.getCodec(FlowInfo.class));
+        assertNull(codecService.getCodec(StatsFlowRule.class));
+        assertNull(codecService.getCodec(TelemetryConfig.class));
+    }
+
+    private static class TestCodecService implements CodecService {
+
+        private Map<String, JsonCodec> codecMap = Maps.newConcurrentMap();
+
+        @Override
+        public Set<Class<?>> getCodecs() {
+            return ImmutableSet.of();
+        }
+
+        @Override
+        public <T> JsonCodec<T> getCodec(Class<T> entityClass) {
+            return codecMap.get(entityClass.getName());
+        }
+
+        @Override
+        public <T> void registerCodec(Class<T> entityClass, JsonCodec<T> codec) {
+            codecMap.put(entityClass.getName(), codec);
+        }
+
+        @Override
+        public void unregisterCodec(Class<?> entityClass) {
+            codecMap.remove(entityClass.getName());
+        }
+    }
+}
diff --git a/apps/openstacktelemetry/web/src/test/java/org/onosproject/openstacktelemetry/web/OpenstackTelemetryConfigWebResourceTest.java b/apps/openstacktelemetry/web/src/test/java/org/onosproject/openstacktelemetry/web/OpenstackTelemetryConfigWebResourceTest.java
new file mode 100644
index 0000000..ff027bc
--- /dev/null
+++ b/apps/openstacktelemetry/web/src/test/java/org/onosproject/openstacktelemetry/web/OpenstackTelemetryConfigWebResourceTest.java
@@ -0,0 +1,217 @@
+/*
+ * Copyright 2018-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.openstacktelemetry.web;
+
+import com.google.common.collect.Maps;
+import org.glassfish.jersey.server.ResourceConfig;
+import org.junit.Before;
+import org.junit.Test;
+import org.onlab.osgi.ServiceDirectory;
+import org.onlab.osgi.TestServiceDirectory;
+import org.onosproject.openstacktelemetry.api.DefaultTelemetryConfig;
+import org.onosproject.openstacktelemetry.api.TelemetryConfigAdminService;
+import org.onosproject.openstacktelemetry.api.config.TelemetryConfig;
+import org.onosproject.rest.resources.ResourceTest;
+
+import javax.ws.rs.client.Entity;
+import javax.ws.rs.client.WebTarget;
+import javax.ws.rs.core.MediaType;
+import javax.ws.rs.core.Response;
+import java.util.Map;
+
+import static junit.framework.TestCase.assertEquals;
+import static org.easymock.EasyMock.anyString;
+import static org.easymock.EasyMock.createMock;
+import static org.easymock.EasyMock.expect;
+import static org.easymock.EasyMock.replay;
+import static org.easymock.EasyMock.verify;
+import static org.onosproject.openstacktelemetry.api.config.TelemetryConfig.ConfigType.GRPC;
+
+/**
+ * Unit tests for openstack telemetry config REST API.
+ */
+public class OpenstackTelemetryConfigWebResourceTest extends ResourceTest {
+
+    private static final String NAME = "grpc";
+
+    private static final TelemetryConfig.ConfigType TYPE = GRPC;
+
+    private static final String MANUFACTURER = "grpc.io";
+
+    private static final String SW_VERSION = "1.0";
+
+    private static final Map<String, String> PROP = Maps.newConcurrentMap();
+
+    private static final String PROP_KEY_1 = "key11";
+    private static final String PROP_KEY_2 = "key12";
+    private static final String PROP_VALUE_1 = "value11";
+    private static final String PROP_VALUE_2 = "value12";
+
+    private static final boolean ENABLED = true;
+
+    private final TelemetryConfigAdminService mockConfigAdminService =
+            createMock(TelemetryConfigAdminService.class);
+    private static final String PATH = "config";
+
+    /**
+     * Constructs an openstack telemetry config resource test instance.
+     */
+    public OpenstackTelemetryConfigWebResourceTest() {
+        super(ResourceConfig.forApplicationClass(OpenstackTelemetryWebApplication.class));
+    }
+
+    private TelemetryConfig telemetryConfig;
+
+    /**
+     * Sets up the global values for all the tests.
+     */
+    @Before
+    public void setUpTest() {
+        ServiceDirectory testDirectory =
+                new TestServiceDirectory()
+                        .add(TelemetryConfigAdminService.class,
+                                mockConfigAdminService);
+        setServiceDirectory(testDirectory);
+
+        PROP.put(PROP_KEY_1, PROP_VALUE_1);
+        PROP.put(PROP_KEY_2, PROP_VALUE_2);
+
+        telemetryConfig = new DefaultTelemetryConfig(NAME, TYPE, null,
+                MANUFACTURER, SW_VERSION, ENABLED, PROP);
+    }
+
+    /**
+     * Tests the results of the REST API PUT method by modifying config address.
+     */
+    @Test
+    public void testUpdateConfigAddressWithModifyOperation() {
+        expect(mockConfigAdminService.getConfig(anyString()))
+                .andReturn(telemetryConfig).once();
+        mockConfigAdminService.updateTelemetryConfig(telemetryConfig);
+        replay(mockConfigAdminService);
+
+        final WebTarget wt = target();
+        Response response = wt.path(PATH + "/address/test1/address1")
+                .request(MediaType.APPLICATION_JSON_TYPE)
+                .put(Entity.json(""));
+        final int status = response.getStatus();
+
+        assertEquals(200, status);
+
+        verify(mockConfigAdminService);
+    }
+
+    /**
+     * Tests the results of the REST API PUT method without modifying config address.
+     */
+    @Test
+    public void testUpdateConfigAddressWithoutOperation() {
+        expect(mockConfigAdminService.getConfig(anyString())).andReturn(null).once();
+        replay(mockConfigAdminService);
+
+        final WebTarget wt = target();
+        Response response = wt.path(PATH + "/address/test1/address1")
+                .request(MediaType.APPLICATION_JSON_TYPE)
+                .put(Entity.json(""));
+        final int status = response.getStatus();
+
+        assertEquals(304, status);
+
+        verify(mockConfigAdminService);
+    }
+
+    /**
+     * Tests the results of the REST API DELETE method by removing config.
+     */
+    @Test
+    public void testDeleteConfigWithModifyOperation() {
+        expect(mockConfigAdminService.getConfig(anyString()))
+                .andReturn(telemetryConfig).once();
+        mockConfigAdminService.removeTelemetryConfig(anyString());
+        replay(mockConfigAdminService);
+
+        final WebTarget wt = target();
+        Response response = wt.path(PATH + "/test1")
+                .request(MediaType.APPLICATION_JSON_TYPE)
+                .delete();
+        final int status = response.getStatus();
+
+        assertEquals(204, status);
+
+        verify(mockConfigAdminService);
+    }
+
+    /**
+     * Tests the results of the REST API DELETE method without removing config.
+     */
+    @Test
+    public void testDeleteConfigWithoutModifyOperation() {
+        expect(mockConfigAdminService.getConfig(anyString())).andReturn(null).once();
+        replay(mockConfigAdminService);
+
+        final WebTarget wt = target();
+        Response response = wt.path(PATH + "/test1")
+                .request(MediaType.APPLICATION_JSON_TYPE)
+                .delete();
+        final int status = response.getStatus();
+
+        assertEquals(304, status);
+
+        verify(mockConfigAdminService);
+    }
+
+    /**
+     * Tests the results of REST API PUT method with enabling the config.
+     */
+    @Test
+    public void testEnableConfig() {
+        expect(mockConfigAdminService.getConfig(anyString()))
+                .andReturn(telemetryConfig).once();
+        mockConfigAdminService.updateTelemetryConfig(telemetryConfig);
+        replay(mockConfigAdminService);
+
+        final WebTarget wt = target();
+        Response response = wt.path(PATH + "/enable/test1")
+                .request(MediaType.APPLICATION_JSON_TYPE)
+                .put(Entity.json(""));
+        final int status = response.getStatus();
+
+        assertEquals(200, status);
+
+        verify(mockConfigAdminService);
+    }
+
+    /**
+     * Tests the results of REST API PUT method with disabling the config.
+     */
+    @Test
+    public void testDisableConfig() {
+        expect(mockConfigAdminService.getConfig(anyString()))
+                .andReturn(telemetryConfig).once();
+        mockConfigAdminService.updateTelemetryConfig(telemetryConfig);
+        replay(mockConfigAdminService);
+
+        final WebTarget wt = target();
+        Response response = wt.path(PATH + "/disable/test1")
+                .request(MediaType.APPLICATION_JSON_TYPE)
+                .put(Entity.json(""));
+        final int status = response.getStatus();
+
+        assertEquals(200, status);
+
+        verify(mockConfigAdminService);
+    }
+}