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Diffstat (limited to 'src/third_party/boost-1.70.0/boost/test/framework.hpp')
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diff --git a/src/third_party/boost-1.70.0/boost/test/framework.hpp b/src/third_party/boost-1.70.0/boost/test/framework.hpp new file mode 100644 index 00000000000..dd0756f9d4d --- /dev/null +++ b/src/third_party/boost-1.70.0/boost/test/framework.hpp @@ -0,0 +1,301 @@ +// (C) Copyright Gennadiy Rozental 2001. +// Distributed under the Boost Software License, Version 1.0. +// (See accompanying file LICENSE_1_0.txt or copy at +// http://www.boost.org/LICENSE_1_0.txt) + +// See http://www.boost.org/libs/test for the library home page. +// +//!@file +//!@brief Defines Unit Test Framework mono-state interfaces. +//! The framework interfaces are based on Monostate design pattern. +// *************************************************************************** + +#ifndef BOOST_TEST_FRAMEWORK_HPP_020805GER +#define BOOST_TEST_FRAMEWORK_HPP_020805GER + +// Boost.Test +#include <boost/test/detail/global_typedef.hpp> +#include <boost/test/detail/fwd_decl.hpp> +#include <boost/test/detail/throw_exception.hpp> + +#include <boost/test/detail/suppress_warnings.hpp> + +// STL +#include <stdexcept> + +//____________________________________________________________________________// + +namespace boost { + +/// Main namespace for the Unit Test Framework interfaces and implementation +namespace unit_test { + +// ************************************************************************** // +// ************** init_unit_test_func ************** // +// ************************************************************************** // + +/// Test module initialization routine signature + +/// Different depending on whether BOOST_TEST_ALTERNATIVE_INIT_API is defined or not +#ifdef BOOST_TEST_ALTERNATIVE_INIT_API +typedef bool (*init_unit_test_func)(); +#else +typedef test_suite* (*init_unit_test_func)( int, char* [] ); +#endif + +// ************************************************************************** // +// ************** framework ************** // +// ************************************************************************** // + +/// Namespace of the Unit Test Framework mono-state +namespace framework { + +/// @name Unit Test Framework initialization and shutdown +/// @{ + +/// @brief This function performs initialization of the framework mono-state. +/// +/// It needs to be called every time before the test is started. +/// @param[in] init_func test module initialization routine +/// @param[in] argc command line arguments collection +/// @param[in] argv command line arguments collection +BOOST_TEST_DECL void init( init_unit_test_func init_func, int argc, char* argv[] ); + +/// This function applies all the decorators and figures out default run status. This argument facilitates an +/// ability of the test cases to prepare some other test units (primarily used internally for self testing). +/// @param[in] tu Optional id of the test unit representing root of test tree. If absent, master test suite is used +BOOST_TEST_DECL void finalize_setup_phase( test_unit_id tu = INV_TEST_UNIT_ID); + +/// This function returns true when testing is in progress (setup is finished). +BOOST_TEST_DECL bool test_in_progress(); + +/// This function shuts down the framework and clears up its mono-state. +/// +/// It needs to be at the very end of test module execution +BOOST_TEST_DECL void shutdown(); +/// @} + +/// @name Test unit registration +/// @{ + +/// Provides both read and write access to current "leaf" auto test suite during the test unit registration phase. +/// +/// During auto-registration phase the framework maintain a FIFO queue of test units being registered. New test units become children +/// of the current "leaf" test suite and if this is test suite it is pushed back into queue and becomes a new leaf. +/// When test suite registration is completed, a test suite is popped from the back of the queue. Only automatically registered test suites +/// should be added to this queue. Master test suite is always a zero element in this queue, so if no other test suites are registered +/// all test cases are added to master test suite. + +/// This function facilitates all three possible actions: +/// - if no argument are provided it returns the current queue leaf test suite +/// - if test suite is provided and no second argument are set, test suite is added to the queue +/// - if no test suite are provided and last argument is false, the semantic of this function is similar to queue pop: last element is popped from the queue +/// @param[in] ts test suite to push back to the queue +/// @param[in] push_or_pop should we push ts to the queue or pop leaf test suite instead +/// @returns a reference to the currently active/"leaf" test suite +BOOST_TEST_DECL test_suite& current_auto_test_suite( test_suite* ts = 0, bool push_or_pop = true ); + +/// This function add new test case into the global collection of test units the framework aware of. + +/// This function also assignes unique test unit id for every test case. Later on one can use this id to locate +/// the test case if necessary. This is the way for the framework to maintain weak references between test units. +/// @param[in] tc test case to register +BOOST_TEST_DECL void register_test_unit( test_case* tc ); + +/// This function add new test suite into the global collection of test units the framework aware of. + +/// This function also assignes unique test unit id for every test suite. Later on one can use this id to locate +/// the test case if necessary. This is the way for the framework to maintain weak references between test units. +/// @param[in] ts test suite to register +BOOST_TEST_DECL void register_test_unit( test_suite* ts ); + +/// This function removes the test unit from the collection of known test units and destroys the test unit object. + +/// This function also assigns unique test unit id for every test case. Later on one can use this id to located +/// the test case if necessary. This is the way for the framework to maintain weak references between test units. +/// @param[in] tu test unit to deregister +BOOST_TEST_DECL void deregister_test_unit( test_unit* tu ); + +// This function clears up the framework mono-state. + +/// After this call the framework can be reinitialized to perform a second test run during the same program lifetime. +BOOST_TEST_DECL void clear(); +/// @} + +/// @name Test observer registration +/// @{ +/// Adds new test execution observer object into the framework's list of test observers. + +/// Observer lifetime should exceed the the testing execution timeframe +/// @param[in] to test observer object to add +BOOST_TEST_DECL void register_observer( test_observer& to ); + +/// Excludes the observer object form the framework's list of test observers +/// @param[in] to test observer object to exclude +BOOST_TEST_DECL void deregister_observer( test_observer& to ); + +/// @} + +/// @name Global fixtures registration +/// @{ + +/// Adds a new global fixture to be setup before any other tests starts and tore down after +/// any other tests finished. +/// Test unit fixture lifetime should exceed the testing execution timeframe +/// @param[in] tuf fixture to add +BOOST_TEST_DECL void register_global_fixture( global_fixture& tuf ); + +/// Removes a test global fixture from the framework +/// +/// Test unit fixture lifetime should exceed the testing execution timeframe +/// @param[in] tuf fixture to remove +BOOST_TEST_DECL void deregister_global_fixture( global_fixture& tuf ); +/// @} + +/// @name Assertion/uncaught exception context support +/// @{ +/// Context accessor +struct BOOST_TEST_DECL context_generator { + context_generator() : m_curr_frame( 0 ) {} + + /// Is there any context? + bool is_empty() const; + + /// Give me next frame; empty - last frame + const_string next() const; + +private: + // Data members + mutable unsigned m_curr_frame; +}; + +/// Records context frame message. + +/// Some context frames are sticky - they can only explicitly cleared by specifying context id. Other (non sticky) context frames cleared after every assertion. +/// @param[in] context_descr context frame message +/// @param[in] sticky is this sticky frame or not +/// @returns id of the newly created frame +BOOST_TEST_DECL int add_context( lazy_ostream const& context_descr, bool sticky ); +/// Erases context frame (when test exits context scope) + +/// If context_id is passed clears that specific context frame identified by this id, otherwise clears all non sticky contexts. +BOOST_TEST_DECL void clear_context( int context_id = -1 ); +/// Produces an instance of small "delegate" object, which facilitates access to collected context. +BOOST_TEST_DECL context_generator get_context(); +/// @} + +/// @name Access to registered test units. +/// @{ +/// This function provides access to the master test suite. + +/// There is only only master test suite per test module. +/// @returns a reference the master test suite instance +BOOST_TEST_DECL master_test_suite_t& master_test_suite(); + +/// This function provides an access to the test unit currently being executed. + +/// The difference with current_test_case is about the time between a test-suite +/// is being set up or torn down (fixtures) and when the test-cases of that suite start. + +/// This function is only valid during test execution phase. +/// @see current_test_case_id, current_test_case +BOOST_TEST_DECL test_unit const& current_test_unit(); + +/// This function provides an access to the test case currently being executed. + +/// This function is only valid during test execution phase. +/// @see current_test_case_id +BOOST_TEST_DECL test_case const& current_test_case(); + +/// This function provides an access to an id of the test case currently being executed. + +/// This function safer than current_test_case, cause if wont throw if no test case is being executed. +/// @see current_test_case +BOOST_TEST_DECL test_unit_id current_test_case_id(); /* safe version of above */ + +/// This function provides access to a test unit by id and type combination. It will throw if no test unit located. +/// @param[in] tu_id id of a test unit to locate +/// @param[in] tu_type type of a test unit to locate +/// @returns located test unit +BOOST_TEST_DECL test_unit& get( test_unit_id tu_id, test_unit_type tu_type ); + +/// This function template provides access to a typed test unit by id + +/// It will throw if you specify incorrect test unit type +/// @tparam UnitType compile time type of test unit to get (test_suite or test_case) +/// @param id id of test unit to get +template<typename UnitType> +inline UnitType& get( test_unit_id id ) +{ + return static_cast<UnitType&>( get( id, static_cast<test_unit_type>(UnitType::type) ) ); +} +///@} + +/// @name Test initiation interface +/// @{ + +/// Initiates test execution + +/// This function is used to start the test execution from a specific "root" test unit. +/// If no root provided, test is started from master test suite. This second argument facilitates an ability of the test cases to +/// start some other test units (primarily used internally for self testing). +/// @param[in] tu Optional id of the test unit or test unit itself from which the test is started. If absent, master test suite is used +/// @param[in] continue_test true == continue test if it was already started, false == restart the test from scratch regardless +BOOST_TEST_DECL void run( test_unit_id tu = INV_TEST_UNIT_ID, bool continue_test = true ); +/// Initiates test execution. Same as other overload +BOOST_TEST_DECL void run( test_unit const* tu, bool continue_test = true ); +/// @} + +/// @name Test events dispatchers +/// @{ +/// Reports results of assertion to all test observers +BOOST_TEST_DECL void assertion_result( unit_test::assertion_result ar ); +/// Reports uncaught exception to all test observers +BOOST_TEST_DECL void exception_caught( execution_exception const& ); +/// Reports aborted test unit to all test observers +BOOST_TEST_DECL void test_unit_aborted( test_unit const& ); +/// Reports aborted test module to all test observers +BOOST_TEST_DECL void test_aborted( ); +/// @} + +namespace impl { +// exclusively for self test +BOOST_TEST_DECL void setup_for_execution( test_unit const& ); +BOOST_TEST_DECL void setup_loggers( ); +} // namespace impl + +// ************************************************************************** // +// ************** framework errors ************** // +// ************************************************************************** // + +/// This exception type is used to report internal Boost.Test framework errors. +struct BOOST_TEST_DECL internal_error : public std::runtime_error { + internal_error( const_string m ) : std::runtime_error( std::string( m.begin(), m.size() ) ) {} +}; + +//____________________________________________________________________________// + +/// This exception type is used to report test module setup errors. +struct BOOST_TEST_DECL setup_error : public std::runtime_error { + setup_error( const_string m ) : std::runtime_error( std::string( m.begin(), m.size() ) ) {} +}; + +#define BOOST_TEST_SETUP_ASSERT( cond, msg ) BOOST_TEST_I_ASSRT( cond, unit_test::framework::setup_error( msg ) ) + +//____________________________________________________________________________// + +struct nothing_to_test { + explicit nothing_to_test( int rc ) : m_result_code( rc ) {} + + int m_result_code; +}; + +//____________________________________________________________________________// + +} // namespace framework +} // unit_test +} // namespace boost + +#include <boost/test/detail/enable_warnings.hpp> + +#endif // BOOST_TEST_FRAMEWORK_HPP_020805GER |