A Discrete-Event Network Simulator
API
ipv4-address-helper-test-suite.cc
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1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2008 University of Washington
4  *
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11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12  * GNU General Public License for more details.
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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 
19 #include "ns3/test.h"
20 #include "ns3/ipv4-address-generator.h"
21 #include "ns3/ipv4-address-helper.h"
22 #include "ns3/simulator.h"
23 
24 using namespace ns3;
25 
33 {
34 public:
36 private:
37  virtual void DoRun (void);
38  virtual void DoTeardown (void);
39 };
40 
42  : TestCase ("Make sure the network allocator part is working on some common network prefixes.")
43 {
44 }
45 
46 void
48 {
50  Simulator::Destroy ();
51 }
52 void
54 {
56  Ipv4Address network;
58 
59  h.SetBase ("1.0.0.0", "255.0.0.0");
60  network = h.NewNetwork ();
61  NS_TEST_EXPECT_MSG_EQ (network, Ipv4Address ("2.0.0.0"), "100");
62  address = h.NewAddress ();
63  NS_TEST_EXPECT_MSG_EQ (address, Ipv4Address ("2.0.0.1"), "101");
64 
65  h.SetBase ("0.1.0.0", "255.255.0.0");
66  network = h.NewNetwork ();
67  NS_TEST_EXPECT_MSG_EQ (network, Ipv4Address ("0.2.0.0"), "102");
68  address = h.NewAddress ();
69  NS_TEST_EXPECT_MSG_EQ (address, Ipv4Address ("0.2.0.1"), "103");
70 
71  h.SetBase ("0.0.1.0", "255.255.255.0");
72  network = h.NewNetwork ();
73  NS_TEST_EXPECT_MSG_EQ (network, Ipv4Address ("0.0.2.0"), "104");
74  address = h.NewAddress ();
75  NS_TEST_EXPECT_MSG_EQ (address, Ipv4Address ("0.0.2.1"), "105");
76 }
77 
85 {
86 public:
88 private:
89  virtual void DoRun (void);
90  virtual void DoTeardown (void);
91 };
92 
94  : TestCase ("Make sure the address allocator part is working")
95 {
96 }
97 
98 void
100 {
102  Simulator::Destroy ();
103 }
104 
105 void
107 {
108  Ipv4Address network;
111 
112  h.SetBase ("1.0.0.0", "255.0.0.0", "0.0.0.3");
113  address = h.NewAddress ();
114  NS_TEST_EXPECT_MSG_EQ (address, Ipv4Address ("1.0.0.3"), "200");
115  address = h.NewAddress ();
116  NS_TEST_EXPECT_MSG_EQ (address, Ipv4Address ("1.0.0.4"), "201");
117 
118  h.SetBase ("0.1.0.0", "255.255.0.0", "0.0.0.3");
119  address = h.NewAddress ();
120  NS_TEST_EXPECT_MSG_EQ (address, Ipv4Address ("0.1.0.3"), "202");
121  address = h.NewAddress ();
122  NS_TEST_EXPECT_MSG_EQ (address, Ipv4Address ("0.1.0.4"), "203");
123 
124  h.SetBase ("0.0.1.0", "255.255.255.0", "0.0.0.3");
125  address = h.NewAddress ();
126  NS_TEST_EXPECT_MSG_EQ (address, Ipv4Address ("0.0.1.3"), "204");
127  address = h.NewAddress ();
128  NS_TEST_EXPECT_MSG_EQ (address, Ipv4Address ("0.0.1.4"), "205");
129 }
130 
138 {
139 public:
141  virtual void DoRun (void);
142  virtual void DoTeardown (void);
143 };
144 
146  : TestCase ("Make sure the reset to base behavior is working")
147 {
148 }
149 
150 void
152 {
153  Ipv4Address network;
156 
157  //
158  // We're going to use some of the same addresses allocated above,
159  // so reset the Ipv4AddressGenerator to make it forget we did.
160  //
161 
162  h.SetBase ("1.0.0.0", "255.0.0.0", "0.0.0.3");
163  address = h.NewAddress ();
164  NS_TEST_EXPECT_MSG_EQ (address, Ipv4Address ("1.0.0.3"), "301");
165  address = h.NewAddress ();
166  NS_TEST_EXPECT_MSG_EQ (address, Ipv4Address ("1.0.0.4"), "302");
167  network = h.NewNetwork ();
168  NS_TEST_EXPECT_MSG_EQ (network, Ipv4Address ("2.0.0.0"), "303");
169  address = h.NewAddress ();
170  NS_TEST_EXPECT_MSG_EQ (address, Ipv4Address ("2.0.0.3"), "304");
171 
172  h.SetBase ("0.1.0.0", "255.255.0.0", "0.0.0.3");
173  address = h.NewAddress ();
174  NS_TEST_EXPECT_MSG_EQ (address, Ipv4Address ("0.1.0.3"), "305");
175  address = h.NewAddress ();
176  NS_TEST_EXPECT_MSG_EQ (address, Ipv4Address ("0.1.0.4"), "306");
177  network = h.NewNetwork ();
178  NS_TEST_EXPECT_MSG_EQ (network, Ipv4Address ("0.2.0.0"), "307");
179  address = h.NewAddress ();
180  NS_TEST_EXPECT_MSG_EQ (address, Ipv4Address ("0.2.0.3"), "308");
181 
182  h.SetBase ("0.0.1.0", "255.255.255.0", "0.0.0.3");
183  address = h.NewAddress ();
184  NS_TEST_EXPECT_MSG_EQ (address, Ipv4Address ("0.0.1.3"), "309");
185  address = h.NewAddress ();
186  NS_TEST_EXPECT_MSG_EQ (address, Ipv4Address ("0.0.1.4"), "310");
187  network = h.NewNetwork ();
188  NS_TEST_EXPECT_MSG_EQ (network, Ipv4Address ("0.0.2.0"), "311");
189  address = h.NewAddress ();
190  NS_TEST_EXPECT_MSG_EQ (address, Ipv4Address ("0.0.2.3"), "312");
191 }
192 
193 void
195 {
197  Simulator::Destroy ();
198 }
199 
207 {
208 public:
210  virtual ~IpAddressHelperTestCasev4 ();
211 
212 private:
213  virtual void DoRun (void);
214  virtual void DoTeardown (void);
215 };
216 
218  : TestCase ("IpAddressHelper Ipv4 test case (similar to IPv6)")
219 {
220 }
221 
223 {
224 }
225 
226 void
228 {
229  Ipv4AddressHelper ip1;
230  Ipv4Address ipAddr1;
231  ipAddr1 = ip1.NewAddress ();
232  // Ipv4AddressHelper that is unconfigured
233  NS_TEST_ASSERT_MSG_EQ (ipAddr1, Ipv4Address ("255.255.255.255"), "Ipv4AddressHelper failure");
234 
235  ip1.SetBase ("192.168.0.0", "255.255.255.0");
236  ipAddr1 = ip1.NewAddress ();
237  NS_TEST_ASSERT_MSG_EQ (ipAddr1, Ipv4Address ("192.168.0.1"), "Ipv4AddressHelper failure");
238  ipAddr1 = ip1.NewAddress ();
239  NS_TEST_ASSERT_MSG_EQ (ipAddr1, Ipv4Address ("192.168.0.2"), "Ipv4AddressHelper failure");
240  ip1.NewNetwork ();
241  ipAddr1 = ip1.NewAddress ();
242  NS_TEST_ASSERT_MSG_EQ (ipAddr1, Ipv4Address ("192.168.1.1"), "Ipv4AddressHelper failure");
243  ip1.NewNetwork (); // 192.168.2
244  ip1.NewNetwork (); // 192.168.3
245  ip1.NewNetwork (); // 192.168.4
246  ipAddr1 = ip1.NewAddress (); // 4.1
247  ipAddr1 = ip1.NewAddress (); // 4.2
248  ipAddr1 = ip1.NewAddress (); // 4.3
249  NS_TEST_ASSERT_MSG_EQ (ipAddr1, Ipv4Address ("192.168.4.3"), "Ipv4AddressHelper failure");
250 
251  // reset base to start at 192.168.0.100
252  ip1.SetBase ("192.168.0.0", "255.255.255.0", "0.0.0.100");
253  ipAddr1 = ip1.NewAddress ();
254  NS_TEST_ASSERT_MSG_EQ (ipAddr1, Ipv4Address ("192.168.0.100"), "Ipv4AddressHelper failure");
255 
256  // rollover
257  ip1.SetBase ("192.168.0.0", "255.255.255.0", "0.0.0.254");
258  ipAddr1 = ip1.NewAddress (); // .254
259  NS_TEST_ASSERT_MSG_EQ (ipAddr1, Ipv4Address ("192.168.0.254"), "Ipv4AddressHelper failure");
260  // The below will overflow and assert, so it is commented out
261  // ipAddr1 = ip1.NewAddress (); // .255
262 
263  // create with arguments
264  Ipv4AddressHelper ip2 = Ipv4AddressHelper ("192.168.1.0", "255.255.255.0", "0.0.0.1");
265  // duplicate assignment
266  ip2.NewNetwork (); // 192.168.2
267  ip2.NewNetwork (); // 192.168.3
268  ip2.NewNetwork (); // 192.168.4
269  // Uncomment below, and 192.168.4.1 will crash since it was allocated above
270  // ipAddr1 = ip2.NewAddress (); // 4.1
271 
272 }
273 
274 void
276 {
278  Simulator::Destroy ();
279 }
280 
281 
289 {
290 public:
292 private:
293 };
294 
296  : TestSuite ("ipv4-address-helper", UNIT)
297 {
298  AddTestCase (new NetworkAllocatorHelperTestCase (), TestCase::QUICK);
299  AddTestCase (new AddressAllocatorHelperTestCase (), TestCase::QUICK);
300  AddTestCase (new ResetAllocatorHelperTestCase (), TestCase::QUICK);
301  AddTestCase (new IpAddressHelperTestCasev4 (), TestCase::QUICK);
302 }
303 
305 
306 
A suite of tests to run.
Definition: test.h:1341
virtual void DoRun(void)
Implementation to actually run this TestCase.
#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
encapsulates test code
Definition: test.h:1153
IPv4 reset allocator helper Test.
IPv4 Address Helper TestSuite.
Ipv4Address NewAddress(void)
Increment the IP address counter used to allocate IP addresses.
virtual void DoTeardown(void)
Implementation to do any local setup required for this TestCase.
virtual void DoTeardown(void)
Implementation to do any local setup required for this TestCase.
void AddTestCase(TestCase *testCase, TestDuration duration=QUICK)
Add an individual child TestCase to this test suite.
Definition: test.cc:299
static Ipv4AddressHelperTestSuite g_ipv4AddressHelperTestSuite
Static variable for test initialization.
#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
virtual void DoTeardown(void)
Implementation to do any local setup required for this TestCase.
virtual void DoRun(void)
Implementation to actually run this TestCase.
Every class exported by the ns3 library is enclosed in the ns3 namespace.
address
Definition: first.py:44
void Reset(void)
Reset the initial value of every attribute as well as the value of every global to what they were bef...
Definition: config.cc:787
Ipv4 addresses are stored in host order in this class.
Definition: ipv4-address.h:41
Ipv4Address NewNetwork(void)
Increment the network number and reset the IP address counter to the base value provided in the SetBa...
IPv4 network allocator helper Test.
A helper class to make life easier while doing simple IPv4 address assignment in scripts.
virtual void DoTeardown(void)
Implementation to do any local setup required for this TestCase.
virtual void DoRun(void)
Implementation to actually run this TestCase.
IPv4 address allocator helper Test.
void SetBase(Ipv4Address network, Ipv4Mask mask, Ipv4Address base="0.0.0.1")
Set the base network number, network mask and base address.
virtual void DoRun(void)
Implementation to actually run this TestCase.