+/*\r
+ * Copyright (c) 2014 Pantheon Technologies s.r.o. and others. All rights reserved.\r
+ *\r
+ * This program and the accompanying materials are made available under the\r
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,\r
+ * and is available at http://www.eclipse.org/legal/epl-v10.html\r
+ */\r
+\r
+package org.opendaylight.openflowjava.protocol.impl.util;\r
+\r
+import io.netty.buffer.ByteBuf;\r
+import io.netty.buffer.PooledByteBufAllocator;\r
+\r
+import java.util.List;\r
+\r
+import org.junit.Assert;\r
+import org.junit.Test;\r
+import org.junit.runner.RunWith;\r
+import org.mockito.Mock;\r
+import org.mockito.runners.MockitoJUnitRunner;\r
+import org.opendaylight.openflowjava.protocol.api.extensibility.SerializerRegistry;\r
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.action.rev130731.actions.grouping.Action;\r
+\r
+/**\r
+ * @author michal.polkorab\r
+ *\r
+ */\r
+@RunWith(MockitoJUnitRunner.class)\r
+public class ListSerializerTest {\r
+\r
+ @Mock TypeKeyMaker<Action> keyMaker;\r
+ @Mock SerializerRegistry registry;\r
+\r
+ /**\r
+ * Tests {@link ListSerializer#serializeHeaderList(List, TypeKeyMaker, SerializerRegistry, ByteBuf)}\r
+ * with null List\r
+ */\r
+ @Test\r
+ public void test() {\r
+ ByteBuf buffer = PooledByteBufAllocator.DEFAULT.buffer();\r
+ ListSerializer.serializeHeaderList(null, keyMaker, registry, buffer);\r
+\r
+ Assert.assertEquals("Data written to buffer", 0, buffer.readableBytes());\r
+ }\r
+}
\ No newline at end of file