Here are the classes, structs, unions and interfaces with brief descriptions:

cpunit::AnyType
cpunit::AssertionException	Thrown when an assert fails, or if someone calls cpunit::fail()
cpunit::BasicTestRunner	The only implementation of TestRunner that actually executes tests
cpunit::impl::BootStream
cpunit::Callable
cpunit::CmdLineParser	Class implementing command line parsing functionality
cpunit::ConformityChecker
cpunit::CPUnitException	Common superclass for all exceptions thrown by the CPUnit test framework
cpunit::ErrorReportFormat
cpunit::ExceptionExpectedCall< ExceptionType >
cpunit::ExceptionExpectedCall< AnyType >
cpunit::ExceptionTestRegistrar< ExceptionType >
cpunit::ExecutionReport
cpunit::FixtureRegistrar
cpunit::FuncTestRegistrar
cpunit::FunctionCall
cpunit::GlobMatcher
cpunit::IllegalArgumentException	Signals that a method has been called with wrong arguments
cpunit::RegInfo	Registration data for unit tests
cpunit::RunAllTestRunner
cpunit::impl::SafeStream
cpunit::SafeTearDown
cpunit::StopWatch
cpunit::StringFlyweightStore::str_ptr_cmp
cpunit::impl::StrCat	This class is specially designed for use with the CPUNIT_STR macro, and is not intended for anything else
cpunit::StringFlyweightStore	Flyweight pattern implementation for std::string objects
cpunit::StringFlyweightStoreUsage	Users of the StringFlyweightStore may contain an instance of StringFlyweightStoreUsage to make sure the StringFlyweightStore is not disposed before the user object dies
cpunit::TestExecutionFacade
cpunit::TestRunner
cpunit::TestRunnerDecorator	This class implements functionality enabling objects to be part of the test runner chain
cpunit::TestStore	This class is where all tests are registered
cpunit::TestTreeNode
cpunit::TestUnit
cpunit::TimeFormat
cpunit::TimeGuardRunner
cpunit::WrongSetupException	Thrown to signal wrong usage of CPUnit