A Discrete-Event Network Simulator
API
dsdv-testcase.cc
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1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2010 Hemanth Narra
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License version 2 as
7  * published by the Free Software Foundation;
8  *
9  * This program is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with this program; if not, write to the Free Software
16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17  *
18  * Author: Hemanth Narra <hemanth@ittc.ku.com>
19  *
20  * James P.G. Sterbenz <jpgs@ittc.ku.edu>, director
21  * ResiliNets Research Group http://wiki.ittc.ku.edu/resilinets
22  * Information and Telecommunication Technology Center (ITTC)
23  * and Department of Electrical Engineering and Computer Science
24  * The University of Kansas Lawrence, KS USA.
25  *
26  * Work supported in part by NSF FIND (Future Internet Design) Program
27  * under grant CNS-0626918 (Postmodern Internet Architecture),
28  * NSF grant CNS-1050226 (Multilayer Network Resilience Analysis and Experimentation on GENI),
29  * US Department of Defense (DoD), and ITTC at The University of Kansas.
30  */
31 #include "ns3/test.h"
32 #include "ns3/mesh-helper.h"
33 #include "ns3/simulator.h"
34 #include "ns3/mobility-helper.h"
35 #include "ns3/dsdv-helper.h"
36 #include "ns3/double.h"
37 #include "ns3/uinteger.h"
38 #include "ns3/v4ping-helper.h"
39 #include "ns3/string.h"
40 #include "ns3/boolean.h"
41 #include "ns3/pcap-file.h"
42 #include "ns3/internet-stack-helper.h"
43 #include "ns3/ipv4-address-helper.h"
44 #include "ns3/dsdv-packet.h"
45 #include "ns3/dsdv-rtable.h"
46 
47 using namespace ns3;
48 
63 {
64 public:
67  virtual void
68  DoRun (void);
69 };
71  : TestCase ("Verifying the DSDV header")
72 {
73 }
75 {
76 }
77 void
79 {
80  Ptr<Packet> packet = Create<Packet> ();
81 
82  {
83  dsdv::DsdvHeader hdr1;
84  hdr1.SetDst (Ipv4Address ("10.1.1.2"));
85  hdr1.SetDstSeqno (2);
86  hdr1.SetHopCount (2);
87  packet->AddHeader (hdr1);
88  dsdv::DsdvHeader hdr2;
89  hdr2.SetDst (Ipv4Address ("10.1.1.3"));
90  hdr2.SetDstSeqno (4);
91  hdr2.SetHopCount (1);
92  packet->AddHeader (hdr2);
93  NS_TEST_ASSERT_MSG_EQ (packet->GetSize (), 24, "001");
94  }
95 
96  {
97  dsdv::DsdvHeader hdr2;
98  packet->RemoveHeader (hdr2);
99  NS_TEST_ASSERT_MSG_EQ (hdr2.GetSerializedSize (),12,"002");
100  NS_TEST_ASSERT_MSG_EQ (hdr2.GetDst (),Ipv4Address ("10.1.1.3"),"003");
101  NS_TEST_ASSERT_MSG_EQ (hdr2.GetDstSeqno (),4,"004");
102  NS_TEST_ASSERT_MSG_EQ (hdr2.GetHopCount (),1,"005");
103  dsdv::DsdvHeader hdr1;
104  packet->RemoveHeader (hdr1);
105  NS_TEST_ASSERT_MSG_EQ (hdr1.GetSerializedSize (),12,"006");
106  NS_TEST_ASSERT_MSG_EQ (hdr1.GetDst (),Ipv4Address ("10.1.1.2"),"008");
107  NS_TEST_ASSERT_MSG_EQ (hdr1.GetDstSeqno (),2,"009");
108  NS_TEST_ASSERT_MSG_EQ (hdr1.GetHopCount (),2,"010");
109  }
110 }
111 
119 {
120 public:
123  virtual void
124  DoRun (void);
125 };
126 
128  : TestCase ("Dsdv Routing Table test case")
129 {
130 }
132 {
133 }
134 void
136 {
137  dsdv::RoutingTable rtable;
138  Ptr<NetDevice> dev;
139  {
140  dsdv::RoutingTableEntry rEntry1 (
141  /*device=*/ dev, /*dst=*/
142  Ipv4Address ("10.1.1.4"), /*seqno=*/ 2,
143  /*iface=*/ Ipv4InterfaceAddress (Ipv4Address ("10.1.1.1"), Ipv4Mask ("255.255.255.0")),
144  /*hops=*/ 2, /*next hop=*/
145  Ipv4Address ("10.1.1.2"),
146  /*lifetime=*/ Seconds (10));
147  NS_TEST_EXPECT_MSG_EQ (rtable.AddRoute (rEntry1),true,"add route");
148  dsdv::RoutingTableEntry rEntry2 (
149  /*device=*/ dev, /*dst=*/
150  Ipv4Address ("10.1.1.2"), /*seqno=*/ 4,
151  /*iface=*/ Ipv4InterfaceAddress (Ipv4Address ("10.1.1.1"), Ipv4Mask ("255.255.255.0")),
152  /*hops=*/ 1, /*next hop=*/
153  Ipv4Address ("10.1.1.2"),
154  /*lifetime=*/ Seconds (10));
155  NS_TEST_EXPECT_MSG_EQ (rtable.AddRoute (rEntry2),true,"add route");
156  dsdv::RoutingTableEntry rEntry3 (
157  /*device=*/ dev, /*dst=*/
158  Ipv4Address ("10.1.1.3"), /*seqno=*/ 4,
159  /*iface=*/ Ipv4InterfaceAddress (Ipv4Address ("10.1.1.1"), Ipv4Mask ("255.255.255.0")),
160  /*hops=*/ 1, /*next hop=*/
161  Ipv4Address ("10.1.1.3"),
162  /*lifetime=*/ Seconds (10));
163  NS_TEST_EXPECT_MSG_EQ (rtable.AddRoute (rEntry3),true,"add route");
164  dsdv::RoutingTableEntry rEntry4 (
165  /*device=*/ dev, /*dst=*/
166  Ipv4Address ("10.1.1.255"), /*seqno=*/ 0,
167  /*iface=*/ Ipv4InterfaceAddress (Ipv4Address ("10.1.1.1"), Ipv4Mask ("255.255.255.0")),
168  /*hops=*/ 0, /*next hop=*/
169  Ipv4Address ("10.1.1.255"),
170  /*lifetime=*/ Seconds (10));
171  NS_TEST_EXPECT_MSG_EQ (rtable.AddRoute (rEntry4),true,"add route");
172  }
173  {
175  if (rtable.LookupRoute (Ipv4Address ("10.1.1.4"), rEntry))
176  {
177  NS_TEST_ASSERT_MSG_EQ (rEntry.GetDestination (),Ipv4Address ("10.1.1.4"),"100");
178  NS_TEST_ASSERT_MSG_EQ (rEntry.GetSeqNo (),2,"101");
179  NS_TEST_ASSERT_MSG_EQ (rEntry.GetHop (),2,"102");
180  }
181  if (rtable.LookupRoute (Ipv4Address ("10.1.1.2"), rEntry))
182  {
183  NS_TEST_ASSERT_MSG_EQ (rEntry.GetDestination (),Ipv4Address ("10.1.1.2"),"103");
184  NS_TEST_ASSERT_MSG_EQ (rEntry.GetSeqNo (),4,"104");
185  NS_TEST_ASSERT_MSG_EQ (rEntry.GetHop (),1,"105");
186  }
187  if (rtable.LookupRoute (Ipv4Address ("10.1.1.3"), rEntry))
188  {
189  NS_TEST_ASSERT_MSG_EQ (rEntry.GetDestination (),Ipv4Address ("10.1.1.3"),"106");
190  NS_TEST_ASSERT_MSG_EQ (rEntry.GetSeqNo (),4,"107");
191  NS_TEST_ASSERT_MSG_EQ (rEntry.GetHop (),1,"108");
192  }
193  if (rtable.LookupRoute (Ipv4Address ("10.1.1.255"), rEntry))
194  {
195  NS_TEST_ASSERT_MSG_EQ (rEntry.GetDestination (),Ipv4Address ("10.1.1.255"),"109");
196  }
197  NS_TEST_ASSERT_MSG_EQ (rEntry.GetInterface ().GetLocal (),Ipv4Address ("10.1.1.1"),"110");
198  NS_TEST_ASSERT_MSG_EQ (rEntry.GetInterface ().GetBroadcast (),Ipv4Address ("10.1.1.255"),"111");
199  NS_TEST_ASSERT_MSG_EQ (rtable.RoutingTableSize (),4,"Rtable size incorrect");
200  }
201  Simulator::Destroy ();
202 }
203 
210 class DsdvTestSuite : public TestSuite
211 {
212 public:
213  DsdvTestSuite () : TestSuite ("routing-dsdv", UNIT)
214  {
215  AddTestCase (new DsdvHeaderTestCase (), TestCase::QUICK);
216  AddTestCase (new DsdvTableTestCase (), TestCase::QUICK);
217  }
218 } g_dsdvTestSuite;
uint32_t RemoveHeader(Header &header)
Deserialize and remove the header from the internal buffer.
Definition: packet.cc:280
Routing table entry.
Definition: dsdv-rtable.h:56
uint32_t GetHop() const
Get hop.
Definition: dsdv-rtable.h:190
DsdvTestSuite g_dsdvTestSuite
the test suite
void SetDst(Ipv4Address destination)
Set destination address.
Definition: dsdv-packet.h:86
uint32_t GetSize(void) const
Returns the the size in bytes of the packet (including the zero-filled initial payload).
Definition: packet.h:852
a class to represent an Ipv4 address mask
Definition: ipv4-address.h:263
A suite of tests to run.
Definition: test.h:1343
virtual uint32_t GetSerializedSize() const
Definition: dsdv-packet.cc:68
uint32_t GetSeqNo() const
Get sequence number.
Definition: dsdv-rtable.h:172
void SetDstSeqno(uint32_t sequenceNumber)
Set destination sequence number.
Definition: dsdv-packet.h:122
#define NS_TEST_EXPECT_MSG_EQ(actual, limit, msg)
Test that an actual and expected (limit) value are equal and report if not.
Definition: test.h:283
uint32_t GetDstSeqno() const
Get destination sequence number.
Definition: dsdv-packet.h:131
Ipv4Address GetDst() const
Get destination address.
Definition: dsdv-packet.h:95
encapsulates test code
Definition: test.h:1153
virtual void DoRun(void)
Implementation to actually run this TestCase.
Ipv4InterfaceAddress GetInterface() const
Get interface address.
Definition: dsdv-rtable.h:145
The Routing table used by DSDV protocol.
Definition: dsdv-rtable.h:319
void AddTestCase(TestCase *testCase, TestDuration duration=QUICK)
Add an individual child TestCase to this test suite.
Definition: test.cc:299
#define NS_TEST_ASSERT_MSG_EQ(actual, limit, msg)
Test that an actual and expected (limit) value are equal and report and abort if not.
Definition: test.h:166
Ipv4Address GetBroadcast(void) const
Get the broadcast address.
DSDV test suite.
Every class exported by the ns3 library is enclosed in the ns3 namespace.
bool AddRoute(RoutingTableEntry &r)
Add routing table entry if it doesn&#39;t yet exist in routing table.
Definition: dsdv-rtable.cc:128
DSDV test case to verify the DSDV header.
uint32_t RoutingTableSize()
Provides the number of routes present in that nodes routing table.
Definition: dsdv-rtable.cc:122
DSDV routing table tests (adding and looking up routes)
virtual void DoRun(void)
Implementation to actually run this TestCase.
Ipv4 addresses are stored in host order in this class.
Definition: ipv4-address.h:41
uint32_t GetHopCount() const
Get hop count.
Definition: dsdv-packet.h:113
a class to store IPv4 address information on an interface
Time Seconds(double value)
Construct a Time in the indicated unit.
Definition: nstime.h:1070
void SetHopCount(uint32_t hopCount)
Set hop count.
Definition: dsdv-packet.h:104
DSDV Update Packet Format
Definition: dsdv-packet.h:58
Ipv4Address GetDestination() const
Get destination IP address.
Definition: dsdv-rtable.h:82
Ipv4Address GetLocal(void) const
Get the local address.
bool LookupRoute(Ipv4Address dst, RoutingTableEntry &rt)
Lookup routing table entry with destination address dst.
Definition: dsdv-rtable.cc:72
This test suite implements a Unit Test.
Definition: test.h:1353
void AddHeader(const Header &header)
Add header to this packet.
Definition: packet.cc:256