netconf/netconf-netty-util/src/test/java/org/opendaylight/netconf/nettyutil/handler/NetconfXMLToHelloMessageDecoderTest.java

   1 /*
   2  * Copyright (c) 2014 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.netconf.nettyutil.handler;
   9
  10 import static org.junit.Assert.assertEquals;
  11 import static org.junit.Assert.assertFalse;
  12 import static org.junit.Assert.assertThat;
  13 import static org.junit.Assert.assertTrue;
  14
  15 import com.google.common.collect.Iterables;
  16 import io.netty.buffer.ByteBuf;
  17 import io.netty.buffer.Unpooled;
  18 import java.util.ArrayList;
  19 import java.util.List;
  20 import org.hamcrest.CoreMatchers;
  21 import org.junit.Test;
  22 import org.opendaylight.netconf.api.messages.NetconfHelloMessage;
  23 import org.opendaylight.netconf.api.xml.XmlUtil;
  24
  25 public class NetconfXMLToHelloMessageDecoderTest {
  26
  27     @Test
  28     public void testDecodeWithHeader() throws Exception {
  29         final ByteBuf src = Unpooled.wrappedBuffer(String.format("%s\n%s",
  30                 "[tomas;10.0.0.0:10000;tcp;client;]",
  31                 "<hello xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\"/>").getBytes());
  32         final List<Object> out = new ArrayList<>();
  33         new NetconfXMLToHelloMessageDecoder().decode(null, src, out);
  34
  35         assertEquals(1, out.size());
  36         assertThat(out.get(0), CoreMatchers.instanceOf(NetconfHelloMessage.class));
  37         final NetconfHelloMessage hello = (NetconfHelloMessage) out.get(0);
  38         assertTrue(hello.getAdditionalHeader().isPresent());
  39         assertEquals("[tomas;10.0.0.0:10000;tcp;client;]" + System.lineSeparator(),
  40                 hello.getAdditionalHeader().get().toFormattedString());
  41         assertThat(XmlUtil.toString(hello.getDocument()),
  42                 CoreMatchers.containsString("<hello xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\""));
  43     }
  44
  45     @Test
  46     public void testDecodeNoHeader() throws Exception {
  47         final ByteBuf src =
  48                 Unpooled.wrappedBuffer("<hello xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\"/>".getBytes());
  49         final List<Object> out = new ArrayList<>();
  50         new NetconfXMLToHelloMessageDecoder().decode(null, src, out);
  51
  52         assertEquals(1, out.size());
  53         assertThat(out.get(0), CoreMatchers.instanceOf(NetconfHelloMessage.class));
  54         final NetconfHelloMessage hello = (NetconfHelloMessage) out.get(0);
  55         assertFalse(hello.getAdditionalHeader().isPresent());
  56     }
  57
  58     @Test
  59     public void testDecodeCaching() throws Exception {
  60         final ByteBuf msg1 =
  61                 Unpooled.wrappedBuffer("<rpc-reply xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\"/>".getBytes());
  62         final ByteBuf msg2 =
  63                 Unpooled.wrappedBuffer("<rpc-reply xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\"/>".getBytes());
  64         final ByteBuf src =
  65                 Unpooled.wrappedBuffer("<hello xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\"/>".getBytes());
  66         final List<Object> out = new ArrayList<>();
  67         final NetconfXMLToHelloMessageDecoder decoder = new NetconfXMLToHelloMessageDecoder();
  68         decoder.decode(null, src, out);
  69         decoder.decode(null, msg1, out);
  70         decoder.decode(null, msg2, out);
  71
  72         assertEquals(1, out.size());
  73
  74         assertEquals(2, Iterables.size(decoder.getPostHelloNetconfMessages()));
  75     }
  76
  77     @Test(expected = IllegalStateException.class)
  78     public void testDecodeNotHelloReceived() throws Exception {
  79         final ByteBuf msg1 =
  80                 Unpooled.wrappedBuffer("<rpc-reply xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\"/>".getBytes());
  81         final List<Object> out = new ArrayList<>();
  82         NetconfXMLToHelloMessageDecoder decoder = new NetconfXMLToHelloMessageDecoder();
  83         decoder.decode(null, msg1, out);
  84     }
  85 }