bmp/bmp-spi/src/test/java/org/opendaylight/protocol/bmp/spi/registry/SimpleBmpTlvRegistryTest.java

   1 /*
   2  * Copyright (c) 2015 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.bmp.spi.registry;
   9
  10 import static org.junit.Assert.assertEquals;
  11 import static org.junit.Assert.assertNotNull;
  12 import static org.junit.Assert.assertNull;
  13 import static org.junit.Assert.assertTrue;
  14
  15 import io.netty.buffer.ByteBuf;
  16 import io.netty.buffer.Unpooled;
  17 import org.junit.Before;
  18 import org.junit.Test;
  19 import org.mockito.ArgumentCaptor;
  20 import org.mockito.Mock;
  21 import org.mockito.Mockito;
  22 import org.mockito.MockitoAnnotations;
  23 import org.opendaylight.protocol.bmp.spi.parser.BmpDeserializationException;
  24 import org.opendaylight.protocol.bmp.spi.parser.BmpTlvParser;
  25 import org.opendaylight.protocol.bmp.spi.parser.BmpTlvSerializer;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.message.rev180329.Tlv;
  27
  28 public class SimpleBmpTlvRegistryTest {
  29
  30     private final SimpleBmpTlvRegistry bmpTlvRegistry = new SimpleBmpTlvRegistry();
  31     private final byte[] bytes = new byte[]{1, 2, 3};
  32     private final ByteBuf input = Unpooled.wrappedBuffer(this.bytes);
  33     private static final int DESCRIPTION_TLV_TYPE = 1;
  34     private static final int OTHER_TLV_TYPE = 2;
  35     @Mock
  36     private BmpTlvParser descriptionTlvParser;
  37     @Mock
  38     private BmpTlvSerializer descriptionTlvSerializer;
  39
  40     @Before
  41     public void setUp() throws BmpDeserializationException {
  42         MockitoAnnotations.initMocks(this);
  43         this.bmpTlvRegistry.registerBmpTlvParser(DESCRIPTION_TLV_TYPE, this.descriptionTlvParser);
  44         this.bmpTlvRegistry.registerBmpTlvSerializer(MockDescriptionTlv.class, this.descriptionTlvSerializer);
  45         Mockito.doReturn(new MockDescriptionTlv()).when(this.descriptionTlvParser).parseTlv(this.input);
  46         final ArgumentCaptor<Tlv> tlvArg = ArgumentCaptor.forClass(Tlv.class);
  47         final ArgumentCaptor<ByteBuf> bufArg = ArgumentCaptor.forClass(ByteBuf.class);
  48         Mockito.doNothing().when(this.descriptionTlvSerializer).serializeTlv(tlvArg.capture(), bufArg.capture());
  49     }
  50
  51     @Test
  52     public void testParserRegistration() {
  53         assertNotNull(this.bmpTlvRegistry.registerBmpTlvParser(DESCRIPTION_TLV_TYPE, this.descriptionTlvParser));
  54     }
  55
  56     @Test
  57     public void testSerializerRegistration() {
  58         assertNotNull(this.bmpTlvRegistry.registerBmpTlvSerializer(MockDescriptionTlv.class,
  59                 this.descriptionTlvSerializer));
  60     }
  61
  62     @Test
  63     public void testUnrecognizedType() throws BmpDeserializationException {
  64         assertNull(this.bmpTlvRegistry.parseTlv(OTHER_TLV_TYPE, this.input));
  65         final ByteBuf output = Unpooled.EMPTY_BUFFER;
  66         this.bmpTlvRegistry.serializeTlv(new MockTlv(), output);
  67         assertEquals(0, output.readableBytes());
  68     }
  69
  70     @Test
  71     public void testParseTlv() throws BmpDeserializationException {
  72         final Tlv output = this.bmpTlvRegistry.parseTlv(DESCRIPTION_TLV_TYPE, this.input);
  73         assertNotNull(output);
  74         assertTrue(output instanceof MockDescriptionTlv);
  75
  76         final ByteBuf aggregator = Unpooled.EMPTY_BUFFER;
  77         this.bmpTlvRegistry.serializeTlv(output, aggregator);
  78         Mockito.verify(this.descriptionTlvSerializer).serializeTlv(output, aggregator);
  79     }
  80
  81     private final class MockDescriptionTlv implements Tlv {
  82         @Override
  83         public Class<MockDescriptionTlv> implementedInterface() {
  84             return MockDescriptionTlv.class;
  85         }
  86     }
  87
  88     private final class MockTlv implements Tlv {
  89
  90         @Override
  91         public Class<MockTlv> implementedInterface() {
  92             return MockTlv.class;
  93         }
  94
  95     }
  96 }