TcpRateLinuxWithBufferTest Class Reference

The TcpRateLinuxWithBufferTest tests rate sample functionality with arbitary SACK scenario. More...

Inheritance diagram for TcpRateLinuxWithBufferTest:

Collaboration diagram for TcpRateLinuxWithBufferTest:

Public Member Functions
	TcpRateLinuxWithBufferTest (uint32_t segmentSize, std::string desc)
	Constructor. More...
Public Member Functions inherited from ns3::TestCase
virtual	~TestCase ()
	Destructor. More...
std::string	GetName (void) const

Private Member Functions
virtual void	DoRun (void)
	Implementation to actually run this TestCase. More...
virtual void	DoTeardown (void)
	Implementation to do any local setup required for this TestCase. More...
virtual void	RateSampleUpdatedTrace (const TcpRateLinux::TcpRateSample &sample)
	Track the rate sample value of TcpRateLinux. More...
virtual void	RateUpdatedTrace (const TcpRateLinux::TcpRateConnection &rate)
	Track the rate value of TcpRateLinux. More...
void	TestWithSackBlocks ()
	Test with arbitary SACK scenario. More...
void	TestWithStraightAcks ()
	Test with acks without drop. More...

Private Attributes
uint32_t	m_expectedAckedSacked {0}
	Amount of expected acked sacked data. More...
uint32_t	m_expectedDelivered {0}
	Amount of expected delivered data. More...
Ptr< TcpRateOps >	m_rateOps
	Rate operations. More...
uint32_t	m_segmentSize
	Segment size. More...
TcpTxBuffer	m_txBuf
	Tcp Tx buffer. More...

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, TestDuration duration=QUICK)
	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

The TcpRateLinuxWithBufferTest tests rate sample functionality with arbitary SACK scenario.

Check the value of delivered against a home-made guess

Definition at line 414 of file tcp-rate-ops-test.cc.

Constructor & Destructor Documentation

TcpRateLinuxWithBufferTest()

TcpRateLinuxWithBufferTest::TcpRateLinuxWithBufferTest	(	uint32_t	segmentSize,
		std::string	desc
	)

Constructor.

Parameters

segmentSize	Segment size to use.
desc	Description.

Definition at line 453 of file tcp-rate-ops-test.cc.

References m_rateOps, ns3::MakeCallback(), RateSampleUpdatedTrace(), RateUpdatedTrace(), and ns3::ObjectBase::TraceConnectWithoutContext().

Here is the call graph for this function:

Member Function Documentation

DoRun()

void TcpRateLinuxWithBufferTest::DoRun ( void  )

privatevirtual

Implementation to actually run this TestCase.

Subclasses should override this method to conduct their tests.

Implements ns3::TestCase.

Definition at line 466 of file tcp-rate-ops-test.cc.

References ns3::Seconds(), and TestWithSackBlocks().

Here is the call graph for this function:

DoTeardown()

void TcpRateLinuxWithBufferTest::DoTeardown ( void  )

privatevirtual

Implementation to do any local setup required for this TestCase.

Subclasses should override this method to perform any costly per-test teardown

Reimplemented from ns3::TestCase.

Definition at line 550 of file tcp-rate-ops-test.cc.

RateSampleUpdatedTrace()

void TcpRateLinuxWithBufferTest::RateSampleUpdatedTrace ( const TcpRateLinux::TcpRateSample &  sample )

privatevirtual

Track the rate sample value of TcpRateLinux.

Parameters

sample

updated value of TcpRateSample.

Definition at line 481 of file tcp-rate-ops-test.cc.

References m_expectedAckedSacked, NS_LOG_DEBUG, and NS_TEST_ASSERT_MSG_EQ.

Referenced by TcpRateLinuxWithBufferTest().

Here is the caller graph for this function:

RateUpdatedTrace()

void TcpRateLinuxWithBufferTest::RateUpdatedTrace ( const TcpRateLinux::TcpRateConnection &  rate )

privatevirtual

Track the rate value of TcpRateLinux.

Parameters

rate	updated value of TcpRate.

Definition at line 474 of file tcp-rate-ops-test.cc.

References m_expectedDelivered, NS_LOG_DEBUG, and NS_TEST_ASSERT_MSG_EQ.

Referenced by TcpRateLinuxWithBufferTest().

Here is the caller graph for this function:

TestWithSackBlocks()

void TcpRateLinuxWithBufferTest::TestWithSackBlocks ( )

private

Test with arbitary SACK scenario.

Definition at line 488 of file tcp-rate-ops-test.cc.

References ns3::TcpTxBuffer::Add(), ns3::TcpOptionSack::AddSackBlock(), ns3::TcpTxBuffer::BytesInFlight(), ns3::TcpTxBuffer::CopyFromSequence(), ns3::TcpTxBuffer::DiscardUpTo(), ns3::TcpRateOps::GenerateSample(), ns3::TcpOptionSack::GetSackList(), m_expectedAckedSacked, m_expectedDelivered, m_rateOps, m_segmentSize, m_txBuf, ns3::MakeCallback(), ns3::Seconds(), ns3::TcpTxBuffer::SetDupAckThresh(), ns3::TcpTxBuffer::SetHeadSequence(), ns3::TcpTxBuffer::SetSegmentSize(), ns3::TcpRateOps::SkbSent(), and ns3::TcpTxBuffer::Update().

Referenced by DoRun().

Here is the call graph for this function:

Here is the caller graph for this function:

TestWithStraightAcks()

void TcpRateLinuxWithBufferTest::TestWithStraightAcks ( )

private

Test with acks without drop.

Member Data Documentation

m_expectedAckedSacked

uint32_t TcpRateLinuxWithBufferTest::m_expectedAckedSacked {0}

private

Amount of expected acked sacked data.

Definition at line 447 of file tcp-rate-ops-test.cc.

Referenced by RateSampleUpdatedTrace(), and TestWithSackBlocks().

m_expectedDelivered

uint32_t TcpRateLinuxWithBufferTest::m_expectedDelivered {0}

private

Amount of expected delivered data.

Definition at line 446 of file tcp-rate-ops-test.cc.

Referenced by RateUpdatedTrace(), and TestWithSackBlocks().

m_rateOps

Ptr<TcpRateOps> TcpRateLinuxWithBufferTest::m_rateOps

private

Rate operations.

Definition at line 450 of file tcp-rate-ops-test.cc.

Referenced by TcpRateLinuxWithBufferTest(), and TestWithSackBlocks().

m_segmentSize

uint32_t TcpRateLinuxWithBufferTest::m_segmentSize

private

Segment size.

Definition at line 448 of file tcp-rate-ops-test.cc.

Referenced by TestWithSackBlocks().

m_txBuf

TcpTxBuffer TcpRateLinuxWithBufferTest::m_txBuf

private

Tcp Tx buffer.

Definition at line 449 of file tcp-rate-ops-test.cc.

Referenced by TestWithSackBlocks().

---

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

• src/internet/test/tcp-rate-ops-test.cc