TcpLedbatDecrementTest Class Reference

Test to validate cWnd decrement in LEDBAT. More...

Inheritance diagram for TcpLedbatDecrementTest:

Collaboration diagram for TcpLedbatDecrementTest:

Public Member Functions
	TcpLedbatDecrementTest (uint32_t cWnd, uint32_t segmentSize, uint32_t ssThresh, uint32_t segmentsAcked, SequenceNumber32 highTxMark, SequenceNumber32 lastAckedSeq, Time rtt, const std::string &name)
	Constructor.
Public Member Functions inherited from ns3::TestCase
	TestCase (const TestCase &)=delete
virtual	~TestCase ()
	Destructor.
std::string	GetName () const
TestCase &	operator= (const TestCase &)=delete

Private Member Functions
void	DoRun () override
	Implementation to actually run this TestCase.
void	ExecuteTest ()
	Execute the test.

Private Attributes
uint32_t	m_cWnd
	cWnd
SequenceNumber32	m_highTxMark
	high tx mark
SequenceNumber32	m_lastAckedSeq
	last acked seq
Time	m_rtt
	rtt
uint32_t	m_segmentsAcked
	segments acked
uint32_t	m_segmentSize
	segment size
uint32_t	m_ssThresh
	ss thresh
Ptr< TcpSocketState >	m_state
	state

Additional Inherited Members
Public Types inherited from ns3::TestCase
enum class	Duration { QUICK = 1 , EXTENSIVE = 2 , TAKES_FOREVER = 3 }
	How long the test takes to execute. More...
Static Public Attributes inherited from ns3::TestCase
static constexpr auto	QUICK = Duration::QUICK
	Deprecated test duration simple enums.
static constexpr auto	EXTENSIVE = Duration::EXTENSIVE
static constexpr auto	TAKES_FOREVER = Duration::TAKES_FOREVER
Protected Member Functions inherited from ns3::TestCase
	TestCase (std::string name)
	Constructor.
void	AddTestCase (TestCase *testCase, Duration duration=Duration::QUICK)
	Add an individual child TestCase to this test suite.
TestCase *	GetParent () 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

Test to validate cWnd decrement in LEDBAT.

Definition at line 229 of file tcp-ledbat-test.cc.

Constructor & Destructor Documentation

TcpLedbatDecrementTest()

TcpLedbatDecrementTest::TcpLedbatDecrementTest	(	uint32_t	cWnd,
		uint32_t	segmentSize,
		uint32_t	ssThresh,
		uint32_t	segmentsAcked,
		SequenceNumber32	highTxMark,
		SequenceNumber32	lastAckedSeq,
		Time	rtt,
		const std::string &	name )

Constructor.

Parameters

cWnd	congestion window
segmentSize	segment size
ssThresh	slow start threshold
segmentsAcked	segments acked
highTxMark	high tx mark
lastAckedSeq	last acked seq
rtt	RTT
name	Name of the test

Definition at line 270 of file tcp-ledbat-test.cc.

Member Function Documentation

DoRun()

void TcpLedbatDecrementTest::DoRun ( )

overrideprivatevirtual

Implementation to actually run this TestCase.

Subclasses should override this method to conduct their tests.

Implements ns3::TestCase.

Definition at line 290 of file tcp-ledbat-test.cc.

References ns3::Simulator::Destroy(), ExecuteTest(), ns3::Simulator::Run(), ns3::Simulator::Schedule(), and ns3::Seconds().

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ExecuteTest()

void TcpLedbatDecrementTest::ExecuteTest ( )

private

Execute the test.

Definition at line 298 of file tcp-ledbat-test.cc.

References ns3::CreateObject(), ns3::UintegerValue::Get(), m_cWnd, m_highTxMark, m_lastAckedSeq, m_rtt, m_segmentsAcked, m_segmentSize, m_ssThresh, m_state, and NS_TEST_ASSERT_MSG_EQ.

Referenced by DoRun().

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Member Data Documentation

m_cWnd

uint32_t TcpLedbatDecrementTest::m_cWnd

private

cWnd

Definition at line 260 of file tcp-ledbat-test.cc.

Referenced by ExecuteTest().

m_highTxMark

SequenceNumber32 TcpLedbatDecrementTest::m_highTxMark

private

high tx mark

Definition at line 265 of file tcp-ledbat-test.cc.

Referenced by ExecuteTest().

m_lastAckedSeq

SequenceNumber32 TcpLedbatDecrementTest::m_lastAckedSeq

private

last acked seq

Definition at line 266 of file tcp-ledbat-test.cc.

Referenced by ExecuteTest().

m_rtt

Time TcpLedbatDecrementTest::m_rtt

private

rtt

Definition at line 264 of file tcp-ledbat-test.cc.

Referenced by ExecuteTest().

m_segmentsAcked

uint32_t TcpLedbatDecrementTest::m_segmentsAcked

private

segments acked

Definition at line 262 of file tcp-ledbat-test.cc.

Referenced by ExecuteTest().

m_segmentSize

uint32_t TcpLedbatDecrementTest::m_segmentSize

private

segment size

Definition at line 261 of file tcp-ledbat-test.cc.

Referenced by ExecuteTest().

m_ssThresh

uint32_t TcpLedbatDecrementTest::m_ssThresh

private

ss thresh

Definition at line 263 of file tcp-ledbat-test.cc.

Referenced by ExecuteTest().

m_state

Ptr<TcpSocketState> TcpLedbatDecrementTest::m_state

private

state

Definition at line 267 of file tcp-ledbat-test.cc.

Referenced by ExecuteTest().

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

• src/internet/test/tcp-ledbat-test.cc