--- /dev/null
+/*
+ * Copyright (c) 2014 Cisco Systems, Inc. and others. All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
+package org.opendaylight.controller.netconf.nettyutil.handler;
+
+import static org.junit.Assert.assertEquals;
+import static org.mockito.Matchers.anyObject;
+import static org.mockito.Mockito.doAnswer;
+
+import com.google.common.collect.Lists;
+import io.netty.buffer.ByteBuf;
+import io.netty.buffer.Unpooled;
+import io.netty.channel.ChannelHandlerContext;
+import java.util.List;
+import org.junit.Before;
+import org.junit.Test;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+import org.mockito.invocation.InvocationOnMock;
+import org.mockito.stubbing.Answer;
+import org.opendaylight.controller.netconf.util.messages.NetconfMessageConstants;
+
+public class ChunkedFramingMechanismEncoderTest {
+
+ private int chunkSize;
+ @Mock
+ private ChannelHandlerContext ctx;
+
+ @Before
+ public void setUp() throws Exception {
+ MockitoAnnotations.initMocks(this);
+ chunkSize = 256;
+ }
+
+ @Test(expected = IllegalArgumentException.class)
+ public void testIllegalSize() throws Exception {
+ new ChunkedFramingMechanismEncoder(10);
+ }
+
+ @Test(expected = IllegalArgumentException.class)
+ public void testIllegalSizeMax() throws Exception {
+ new ChunkedFramingMechanismEncoder(Integer.MAX_VALUE);
+ }
+
+ @Test
+ public void testEncode() throws Exception {
+ final List<ByteBuf> chunks = Lists.newArrayList();
+ doAnswer(new Answer() {
+ @Override
+ public Object answer(final InvocationOnMock invocation) throws Throwable {
+ chunks.add((ByteBuf) invocation.getArguments()[0]);
+ return null;
+ }
+ }).when(ctx).write(anyObject());
+
+ final ChunkedFramingMechanismEncoder encoder = new ChunkedFramingMechanismEncoder(chunkSize);
+ final int lastChunkSize = 20;
+ final ByteBuf src = Unpooled.wrappedBuffer(getByteArray(chunkSize * 4 + lastChunkSize));
+ final ByteBuf destination = Unpooled.buffer();
+ encoder.encode(ctx, src, destination);
+ assertEquals(4, chunks.size());
+
+ final int framingSize = "#256\n".getBytes().length + 1/* new line at end */;
+
+ for (final ByteBuf chunk : chunks) {
+ assertEquals(chunkSize + framingSize, chunk.readableBytes());
+ }
+
+ final int lastFramingSize = "#20\n".length() + NetconfMessageConstants.END_OF_CHUNK.length + 1/* new line at end */;
+ assertEquals(lastChunkSize + lastFramingSize, destination.readableBytes());
+ }
+
+ private byte[] getByteArray(final int size) {
+ final byte[] bytes = new byte[size];
+ for (int i = 0; i < size; i++) {
+ bytes[i] = 'a';
+ }
+ return bytes;
+ }
+}