diff --git a/apps/packet-throttle/app/src/test/java/org/onosproject/packetthrottle/PacketThrottleManagerTest.java b/apps/packet-throttle/app/src/test/java/org/onosproject/packetthrottle/PacketThrottleManagerTest.java
new file mode 100644
index 0000000..4582a43
--- /dev/null
+++ b/apps/packet-throttle/app/src/test/java/org/onosproject/packetthrottle/PacketThrottleManagerTest.java
@@ -0,0 +1,113 @@
+/*
+ * 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.packetthrottle;
+
+import com.google.common.collect.ImmutableList;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import org.onosproject.cfg.ComponentConfigAdapter;
+import org.onosproject.net.packet.OutboundPacket;
+import org.onosproject.net.packet.PacketContext;
+import org.onosproject.net.packet.PacketProcessor;
+import org.onosproject.net.packet.PacketServiceAdapter;
+import org.onosproject.net.packet.PacketInFilter;
+import com.google.common.collect.Sets;
+import org.onosproject.net.packet.packetfilter.ArpPacketClassifier;
+import org.onosproject.net.packet.packetfilter.DefaultPacketInFilter;
+import static org.junit.Assert.*;
+
+
+import java.util.ArrayList;
+import java.util.Set;
+import java.util.List;
+
+/**
+ * Set of tests of the PacketThrottleManager.
+ */
+public class PacketThrottleManagerTest {
+
+    private PacketThrottleManager manager;
+
+
+    @Before
+    public void setUp() {
+        manager = new PacketThrottleManager();
+        manager.configService = new TestComponentConfig();
+        manager.packetService = new MockPacketService();
+        manager.activate();
+    }
+
+    @After
+    public void tearDown() {
+        manager.deactivate();
+    }
+
+    @Test
+    public void testFilter() {
+        DefaultPacketInFilter filter;
+        ArpPacketClassifier arp = new ArpPacketClassifier();
+        filter = new DefaultPacketInFilter(100, 500, 10, 10, PacketThrottleManager.ARP_FILTER, arp);
+        manager.packetService.addFilter(filter);
+        assertEquals(9, manager.packetService.getFilters().size());
+        manager.packetService.removeFilter(filter);
+        assertEquals(8, manager.packetService.getFilters().size());
+    }
+
+    private class MockPacketService extends PacketServiceAdapter {
+        Set<PacketProcessor> packetProcessors = Sets.newHashSet();
+        OutboundPacket emittedPacket;
+        private List<PacketInFilter> filters = new ArrayList<>();
+
+        @Override
+        public void addProcessor(PacketProcessor processor, int priority) {
+
+            packetProcessors.add(processor);
+        }
+
+        public void processPacket(PacketContext packetContext) {
+            packetProcessors.forEach(p -> p.process(packetContext));
+        }
+
+        @Override
+        public void emit(OutboundPacket packet) {
+
+            this.emittedPacket = packet;
+        }
+
+        @Override
+        public void addFilter(PacketInFilter filter) {
+            filters.add(filter);
+        }
+
+        @Override
+        public void removeFilter(PacketInFilter filter) {
+            filters.remove(filter);
+        }
+
+        @Override
+        public List<PacketInFilter> getFilters() {
+            return ImmutableList.copyOf(filters);
+        }
+    }
+
+    /**
+     * Mocks the ComponentConfigRegistry.
+     */
+    private class TestComponentConfig extends ComponentConfigAdapter {
+
+    }
+}