Chinmaya Agarwal | c1184d7 | 2019-10-09 16:53:22 +0530 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2016-present Open Networking Foundation |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | package org.onosproject.isis.io.isispacket.tlv; |
| 17 | |
| 18 | import org.easymock.EasyMock; |
| 19 | import org.jboss.netty.buffer.ChannelBuffer; |
| 20 | import org.jboss.netty.buffer.ChannelBuffers; |
| 21 | import org.junit.After; |
| 22 | import org.junit.Before; |
| 23 | import org.junit.Test; |
| 24 | import static org.hamcrest.CoreMatchers.is; |
| 25 | import static org.junit.Assert.assertThat; |
| 26 | |
| 27 | /** |
| 28 | * Unit test class for NeighborForExtendedIs. |
| 29 | * |
| 30 | * Here we have passed a byte array containing data for 2 neighbors along with |
| 31 | * their Sub TLVs. The test case checks whether the code is able to parse the Sub TLVs |
| 32 | * for each neighbor or not. Along with this it also checks for neighbor id and metric |
| 33 | * assigned to each neighbor. |
| 34 | */ |
| 35 | public class NeighborForExtendedIsTest { |
| 36 | private final byte[] tlv = { |
| 37 | (byte) 0x10, (byte) 0x00, (byte) 0x10, (byte) 0x00, (byte) 0x10, (byte) 0x02, (byte) 0x00, (byte) 0x00, |
| 38 | (byte) 0x00, (byte) 0x0a, (byte) 0x3f, (byte) 0x06, (byte) 0x04, (byte) 0x14, (byte) 0x14, (byte) 0x14, |
| 39 | (byte) 0xbe, (byte) 0x08, (byte) 0x04, (byte) 0x14, (byte) 0x14, (byte) 0x14, (byte) 0xd1, (byte) 0x09, |
| 40 | (byte) 0x04, (byte) 0x49, (byte) 0x98, (byte) 0x96, (byte) 0x80, (byte) 0x0a, (byte) 0x04, (byte) 0x49, |
| 41 | (byte) 0x98, (byte) 0x96, (byte) 0x80, (byte) 0x0b, (byte) 0x20, (byte) 0x49, (byte) 0x98, (byte) 0x96, |
| 42 | (byte) 0x80, (byte) 0x49, (byte) 0x98, (byte) 0x96, (byte) 0x80, (byte) 0x49, (byte) 0x98, (byte) 0x96, |
| 43 | (byte) 0x80, (byte) 0x49, (byte) 0x98, (byte) 0x96, (byte) 0x80, (byte) 0x49, (byte) 0x98, (byte) 0x96, |
| 44 | (byte) 0x80, (byte) 0x49, (byte) 0x98, (byte) 0x96, (byte) 0x80, (byte) 0x49, (byte) 0x98, (byte) 0x96, |
| 45 | (byte) 0x80, (byte) 0x49, (byte) 0x98, (byte) 0x96, (byte) 0x80, (byte) 0x12, (byte) 0x03, (byte) 0x00, |
| 46 | (byte) 0x00, (byte) 0x00, (byte) 0x10, (byte) 0x00, (byte) 0x10, (byte) 0x00, (byte) 0x10, (byte) 0x01, |
| 47 | (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x0a, (byte) 0x3f, (byte) 0x06, (byte) 0x04, (byte) 0x1e, |
| 48 | (byte) 0x1e, (byte) 0x1e, (byte) 0xce, (byte) 0x08, (byte) 0x04, (byte) 0x1e, (byte) 0x1e, (byte) 0x1e, |
| 49 | (byte) 0xa9, (byte) 0x09, (byte) 0x04, (byte) 0x49, (byte) 0x98, (byte) 0x96, (byte) 0x80, (byte) 0x0a, |
| 50 | (byte) 0x04, (byte) 0x49, (byte) 0x98, (byte) 0x96, (byte) 0x80, (byte) 0x0b, (byte) 0x20, (byte) 0x49, |
| 51 | (byte) 0x98, (byte) 0x96, (byte) 0x80, (byte) 0x49, (byte) 0x98, (byte) 0x96, (byte) 0x80, (byte) 0x49, |
| 52 | (byte) 0x98, (byte) 0x96, (byte) 0x80, (byte) 0x49, (byte) 0x98, (byte) 0x96, (byte) 0x80, (byte) 0x49, |
| 53 | (byte) 0x98, (byte) 0x96, (byte) 0x80, (byte) 0x49, (byte) 0x98, (byte) 0x96, (byte) 0x80, (byte) 0x49, |
| 54 | (byte) 0x98, (byte) 0x96, (byte) 0x80, (byte) 0x49, (byte) 0x98, (byte) 0x96, (byte) 0x80, (byte) 0x12, |
| 55 | (byte) 0x03, (byte) 0x00, (byte) 0x00, (byte) 0x00 |
| 56 | }; |
| 57 | |
| 58 | //tlv2 bytes are for testing the else part of readFrom() method |
| 59 | private final byte[] tlv2 = { |
| 60 | (byte) 0x10, (byte) 0x00, (byte) 0x10, (byte) 0x00, (byte) 0x10, (byte) 0x02, (byte) 0x00, (byte) 0x00, |
| 61 | (byte) 0x00, (byte) 0x0a, (byte) 0x06, (byte) 0x2D, (byte) 0x04, (byte) 0x14, (byte) 0x14, (byte) 0x14, |
| 62 | (byte) 0xbe, (byte) 0x2D, (byte) 0xd1, (byte) 0x14, (byte) 0x14, (byte) 0x14, (byte) 0xd1, (byte) 0x09 |
| 63 | }; |
| 64 | private final String neighborId1 = "1000.1000.1002.00"; |
| 65 | private final String neighborId2 = "1000.1000.1001.00"; |
| 66 | private final int metric = 10; |
| 67 | private final int subTlvLength = 6; |
| 68 | private NeighborForExtendedIs neighborForExtendedIs; |
| 69 | private ChannelBuffer channelBuffer; |
| 70 | |
| 71 | @Before |
| 72 | public void setUp() throws Exception { |
| 73 | neighborForExtendedIs = new NeighborForExtendedIs(); |
| 74 | channelBuffer = EasyMock.createMock(ChannelBuffer.class); |
| 75 | } |
| 76 | |
| 77 | @After |
| 78 | public void tearDown() throws Exception { |
| 79 | neighborForExtendedIs = null; |
| 80 | channelBuffer = null; |
| 81 | } |
| 82 | |
| 83 | /** |
| 84 | * Tests readFrom() method. |
| 85 | */ |
| 86 | @Test |
| 87 | public void testReadFrom() throws Exception { |
| 88 | channelBuffer = ChannelBuffers.copiedBuffer(tlv); |
| 89 | neighborForExtendedIs.readFrom(channelBuffer); |
| 90 | assertThat(neighborForExtendedIs.teSubTlv().size(), is(subTlvLength)); |
| 91 | assertThat(neighborForExtendedIs.neighborId(), is(neighborId1)); |
| 92 | assertThat(neighborForExtendedIs.metric(), is(metric)); |
| 93 | |
| 94 | neighborForExtendedIs = new NeighborForExtendedIs(); |
| 95 | neighborForExtendedIs.readFrom(channelBuffer); |
| 96 | assertThat(neighborForExtendedIs.teSubTlv().size(), is(subTlvLength)); |
| 97 | assertThat(neighborForExtendedIs.neighborId(), is(neighborId2)); |
| 98 | assertThat(neighborForExtendedIs.metric(), is(metric)); |
| 99 | } |
| 100 | |
| 101 | /** |
| 102 | * Tests else condition of readFrom() method. |
| 103 | */ |
| 104 | @Test |
| 105 | public void testElsePartOfReadFrom() throws Exception { |
| 106 | channelBuffer = ChannelBuffers.copiedBuffer(tlv2); |
| 107 | neighborForExtendedIs = new NeighborForExtendedIs(); |
| 108 | neighborForExtendedIs.readFrom(channelBuffer); |
| 109 | assertThat(neighborForExtendedIs.neighborId(), is(neighborId1)); |
| 110 | assertThat(neighborForExtendedIs.metric(), is(metric)); |
| 111 | } |
| 112 | } |