ns3::TcpHtcpIncrementTest Class Reference

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

Inheritance diagram for ns3::TcpHtcpIncrementTest:

Collaboration diagram for ns3::TcpHtcpIncrementTest:

Public Member Functions
	TcpHtcpIncrementTest (uint32_t cWnd, uint32_t segmentSize, uint32_t segmentsAcked, Time lastCongestion, Time firstAck, Time secondAck, uint32_t expectedCwnd, const std::string &name)
Public Member Functions inherited from ns3::TestCase
virtual	~TestCase ()
	Destructor. More...
std::string	GetName (void) const

Private Member Functions
virtual void	DoRun (void)
	Since the calculation depends on the throughput and its associated timing, we schedule a few exact events. More...

Private Attributes
uint32_t	m_cWnd
uint32_t	m_expectedCwnd
Time	m_firstAck
Time	m_lastCongestion
Time	m_secondAck
uint32_t	m_segmentsAcked
uint32_t	m_segmentSize
Ptr< TcpSocketState >	m_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. More...
void	AddTestCase (TestCase *testCase, enum TestDuration duration)
	Add an individual child TestCase to this test suite. More...
TestCase *	GetParent () const
	Get the parent of this TestCsse. More...
bool	IsStatusFailure (void) const
	Check if any tests failed. More...
bool	IsStatusSuccess (void) const
	Check if all tests passed. More...
void	SetDataDir (std::string directory)
	Set the data directory where reference trace files can be found. More...
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. More...
bool	MustAssertOnFailure (void) const
	Check if this run should assert on failure. More...
bool	MustContinueOnFailure (void) const
	Check if this run should continue on failure. More...
std::string	CreateDataDirFilename (std::string filename)
	Construct the full path to a file in the data directory. More...
std::string	CreateTempDirFilename (std::string filename)
	Construct the full path to a file in a temporary directory. More...

Detailed Description

Testing the congestion avoidance increment on TcpHtcp.

Definition at line 41 of file tcp-htcp-test.cc.

Constructor & Destructor Documentation

ns3::TcpHtcpIncrementTest::TcpHtcpIncrementTest	(	uint32_t	cWnd,
		uint32_t	segmentSize,
		uint32_t	segmentsAcked,
		Time	lastCongestion,
		Time	firstAck,
		Time	secondAck,
		uint32_t	expectedCwnd,
		const std::string &	name
	)

Definition at line 61 of file tcp-htcp-test.cc.

Member Function Documentation

void ns3::TcpHtcpIncrementTest::DoRun ( void  )

privatevirtual

Since the calculation depends on the throughput and its associated timing, we schedule a few exact events.

We get the value from HTCP methods during the simulation and compare them with their associated expected values calculated from the algorithm by hand.

Implements ns3::TestCase.

Definition at line 82 of file tcp-htcp-test.cc.

References ns3::Simulator::Destroy(), ns3::TcpHtcp::GetSsThresh(), m_cWnd, m_expectedCwnd, m_firstAck, m_lastCongestion, m_secondAck, m_segmentsAcked, m_segmentSize, m_state, ns3::MilliSeconds(), NS_LOG_DEBUG, NS_LOG_FUNCTION, NS_TEST_ASSERT_MSG_EQ, ns3::TcpHtcp::PktsAcked(), ns3::Simulator::Run(), and ns3::Simulator::Schedule().

Here is the call graph for this function:

Member Data Documentation

uint32_t ns3::TcpHtcpIncrementTest::m_cWnd

private

Definition at line 51 of file tcp-htcp-test.cc.

Referenced by DoRun().

uint32_t ns3::TcpHtcpIncrementTest::m_expectedCwnd

private

Definition at line 57 of file tcp-htcp-test.cc.

Referenced by DoRun().

Time ns3::TcpHtcpIncrementTest::m_firstAck

private

Definition at line 55 of file tcp-htcp-test.cc.

Referenced by DoRun().

Time ns3::TcpHtcpIncrementTest::m_lastCongestion

private

Definition at line 54 of file tcp-htcp-test.cc.

Referenced by DoRun().

Time ns3::TcpHtcpIncrementTest::m_secondAck

private

Definition at line 56 of file tcp-htcp-test.cc.

Referenced by DoRun().

uint32_t ns3::TcpHtcpIncrementTest::m_segmentsAcked

private

Definition at line 53 of file tcp-htcp-test.cc.

Referenced by DoRun().

uint32_t ns3::TcpHtcpIncrementTest::m_segmentSize

private

Definition at line 52 of file tcp-htcp-test.cc.

Referenced by DoRun().

Ptr<TcpSocketState> ns3::TcpHtcpIncrementTest::m_state

private

Definition at line 58 of file tcp-htcp-test.cc.

Referenced by DoRun().

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

• src/internet/test/tcp-htcp-test.cc