A Discrete-Event Network Simulator
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TcpBicIncrementTest Class Reference

Testing the congestion avoidance increment on TcpBic. More...

+ Inheritance diagram for TcpBicIncrementTest:
+ Collaboration diagram for TcpBicIncrementTest:

Public Member Functions

 TcpBicIncrementTest (uint32_t cWnd, uint32_t segmentSize, uint32_t ssThresh, uint32_t segmentsAcked, uint32_t lastMaxCwnd, const std::string &name)
 Constructor.
 
- Public Member Functions inherited from ns3::TestCase
 TestCase (const TestCase &)=delete
 
virtual ~TestCase ()
 Destructor.
 
std::string GetName () const
 
TestCaseoperator= (const TestCase &)=delete
 

Private Member Functions

void DoRun () override
 Implementation to actually run this TestCase.
 
void ExecuteTest ()
 Execute the test.
 
uint32_t Update (Ptr< TcpSocketState > tcb)
 Update the TCP socket state.
 

Private Attributes

uint32_t m_cWnd
 Congestion window.
 
uint32_t m_lastMaxCwnd
 Last max Cwnd.
 
uint32_t m_segmentsAcked
 Number of segments acked.
 
uint32_t m_segmentSize
 Segment size.
 
uint32_t m_ssThresh
 Slow Start Threshold.
 
Ptr< TcpSocketStatem_state
 TCP socket state.
 

Additional Inherited Members

- Public Types inherited from ns3::TestCase
enum  TestDuration { QUICK = 1 , EXTENSIVE = 2 , TAKES_FOREVER = 3 }
 How long the test takes to execute. More...
 
- Protected Member Functions inherited from ns3::TestCase
 TestCase (std::string name)
 Constructor.
 
void AddTestCase (TestCase *testCase, TestDuration duration=QUICK)
 Add an individual child TestCase to this test suite.
 
TestCaseGetParent () const
 Get the parent of this TestCase.
 
bool IsStatusFailure () const
 Check if any tests failed.
 
bool IsStatusSuccess () const
 Check if all tests passed.
 
void SetDataDir (std::string directory)
 Set the data directory where reference trace files can be found.
 
void ReportTestFailure (std::string cond, std::string actual, std::string limit, std::string message, std::string file, int32_t line)
 Log the failure of this TestCase.
 
bool MustAssertOnFailure () const
 Check if this run should assert on failure.
 
bool MustContinueOnFailure () const
 Check if this run should continue on failure.
 
std::string CreateDataDirFilename (std::string filename)
 Construct the full path to a file in the data directory.
 
std::string CreateTempDirFilename (std::string filename)
 Construct the full path to a file in a temporary directory.
 

Detailed Description

Testing the congestion avoidance increment on TcpBic.

Definition at line 34 of file tcp-bic-test.cc.

Constructor & Destructor Documentation

◆ TcpBicIncrementTest()

TcpBicIncrementTest::TcpBicIncrementTest ( uint32_t  cWnd,
uint32_t  segmentSize,
uint32_t  ssThresh,
uint32_t  segmentsAcked,
uint32_t  lastMaxCwnd,
const std::string &  name 
)

Constructor.

Parameters
cWndCongestion window.
segmentSizeSegment size.
ssThreshSlow Start Threshold.
segmentsAckedNumber of segments acked.
lastMaxCwndLast max Cwnd.
nameTest description.

Definition at line 76 of file tcp-bic-test.cc.

Member Function Documentation

◆ DoRun()

void TcpBicIncrementTest::DoRun ( )
overrideprivatevirtual

Implementation to actually run this TestCase.

Subclasses should override this method to conduct their tests.

Implements ns3::TestCase.

Definition at line 92 of file tcp-bic-test.cc.

References ns3::Simulator::Destroy(), ExecuteTest(), ns3::TcpSocketState::m_cWnd, m_cWnd, ns3::TcpSocketState::m_segmentSize, m_segmentSize, ns3::TcpSocketState::m_ssThresh, m_ssThresh, m_state, ns3::Simulator::Run(), ns3::Simulator::Schedule(), and ns3::Seconds().

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◆ ExecuteTest()

void TcpBicIncrementTest::ExecuteTest ( )
private

Execute the test.

Definition at line 106 of file tcp-bic-test.cc.

References ns3::TracedValue< T >::Get(), ns3::TcpSocketState::m_cWnd, m_cWnd, m_segmentsAcked, m_segmentSize, m_state, NS_TEST_ASSERT_MSG_EQ, and Update().

Referenced by DoRun().

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◆ Update()

uint32_t TcpBicIncrementTest::Update ( Ptr< TcpSocketState tcb)
private

Update the TCP socket state.

Parameters
tcbThe TCP socket state.
Returns
The ack counter.

Definition at line 129 of file tcp-bic-test.cc.

References ns3::UintegerValue::Get(), m_lastMaxCwnd, m_segmentsAcked, and m_state.

Referenced by ExecuteTest().

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Member Data Documentation

◆ m_cWnd

uint32_t TcpBicIncrementTest::m_cWnd
private

Congestion window.

Definition at line 68 of file tcp-bic-test.cc.

Referenced by DoRun(), and ExecuteTest().

◆ m_lastMaxCwnd

uint32_t TcpBicIncrementTest::m_lastMaxCwnd
private

Last max Cwnd.

Definition at line 72 of file tcp-bic-test.cc.

Referenced by Update().

◆ m_segmentsAcked

uint32_t TcpBicIncrementTest::m_segmentsAcked
private

Number of segments acked.

Definition at line 71 of file tcp-bic-test.cc.

Referenced by ExecuteTest(), and Update().

◆ m_segmentSize

uint32_t TcpBicIncrementTest::m_segmentSize
private

Segment size.

Definition at line 69 of file tcp-bic-test.cc.

Referenced by DoRun(), and ExecuteTest().

◆ m_ssThresh

uint32_t TcpBicIncrementTest::m_ssThresh
private

Slow Start Threshold.

Definition at line 70 of file tcp-bic-test.cc.

Referenced by DoRun().

◆ m_state

Ptr<TcpSocketState> TcpBicIncrementTest::m_state
private

TCP socket state.

Definition at line 73 of file tcp-bic-test.cc.

Referenced by DoRun(), ExecuteTest(), and Update().


The documentation for this class was generated from the following file: