bgp/rib-impl/src/test/java/org/opendaylight/protocol/bgp/rib/impl/InputStreamTest.java

   1 /*
   2  * Copyright (c) 2013 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.protocol.bgp.rib.impl;
   9
  10 import static org.junit.Assert.assertFalse;
  11 import static org.junit.Assert.assertTrue;
  12 import static org.mockito.Matchers.any;
  13 import static org.mockito.Mockito.doNothing;
  14 import static org.mockito.Mockito.doReturn;
  15 import static org.mockito.Mockito.mock;
  16
  17 import java.io.IOException;
  18 import java.io.PipedInputStream;
  19
  20 import org.junit.Before;
  21 import org.junit.Test;
  22 import org.mockito.Mock;
  23 import org.mockito.MockitoAnnotations;
  24 import org.opendaylight.protocol.bgp.parser.BGPMessage;
  25 import org.opendaylight.protocol.bgp.parser.BGPMessageHeader;
  26 import org.opendaylight.protocol.bgp.parser.impl.BGPMessageFactory;
  27 import org.opendaylight.protocol.bgp.rib.impl.BGPInputStream;
  28
  29 import org.opendaylight.protocol.framework.DeserializerException;
  30 import org.opendaylight.protocol.framework.DocumentedException;
  31
  32 public class InputStreamTest {
  33
  34         @Mock
  35         PipedInputStream pis;
  36
  37         @Mock
  38         BGPMessageFactory mf;
  39
  40         @Mock
  41         BGPMessageHeader h;
  42
  43         BGPInputStream is;
  44
  45         @Before
  46         public void setUp() throws IOException {
  47                 MockitoAnnotations.initMocks(this);
  48                 this.is = (BGPInputStream) BGPInputStream.FACTORY.getProtocolInputStream(this.pis, this.mf);
  49         }
  50
  51         @Test
  52         public void testHeaderNotAvailable() throws IOException {
  53                 doReturn(BGPMessageHeader.COMMON_HEADER_LENGTH - 4).when(this.pis).available();
  54                 doReturn(-1).when(this.pis).read((byte[]) any());
  55                 assertFalse(this.is.isMessageAvailable());
  56                 assertFalse(this.is.header.isParsed());
  57         }
  58
  59         @Test
  60         public void testHeaderAvailable() throws IOException {
  61                 doReturn(BGPMessageHeader.COMMON_HEADER_LENGTH).when(this.pis).available();
  62                 doReturn(5).when(this.pis).read((byte[]) any());
  63                 assertTrue(this.is.isMessageAvailable());
  64                 assertTrue(this.is.header.isParsed());
  65         }
  66
  67         @Test
  68         public void testGetMessage() throws IOException, DeserializerException, DocumentedException {
  69                 doReturn(BGPMessageHeader.COMMON_HEADER_LENGTH).when(this.pis).available();
  70                 doReturn(5).when(this.pis).read((byte[]) any());
  71                 doReturn("").when(this.h).toString();
  72                 this.is.header = this.h;
  73                 doNothing().when(this.h).setParsed();
  74                 doReturn(true).when(this.h).isParsed();
  75                 doReturn(100).when(this.h).getLength();
  76                 doReturn(mock(BGPMessage.class)).when(this.mf).parse((byte[]) any(), any(BGPMessageHeader.class));
  77                 assertTrue(this.is.getMessage() instanceof BGPMessage);
  78         }
  79 }