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- // Copyright Oliver Kowalke 2009.
- // 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)
- #include <iostream>
- #include <memory>
- #include <sstream>
- #include <stdexcept>
- #include <string>
- #include <tuple>
- #include <utility>
- #include <boost/assert.hpp>
- #include <boost/test/unit_test.hpp>
- #include <boost/context/detail/apply.hpp>
- #include <boost/context/detail/config.hpp>
- namespace ctx = boost::context;
- struct callable {
- int k{ 0 };
- callable() = default;
- callable( int k_) :
- k{ k_ } {
- }
- int foo( int i, int j) const {
- return i + j + k;
- }
- int operator()( int i, int j) const {
- return foo( i, j);
- }
- };
- struct movable {
- int k{ 0 };
- movable() = default;
- movable( int k_) :
- k{ k_ } {
- }
- movable( movable const&) = delete;
- movable & operator=( movable const&) = delete;
- movable( movable && other) :
- k{ other.k } {
- other.k = -1;
- }
- movable & operator=( movable && other) {
- if ( this == & other) return * this;
- k = other.k;
- other.k = -1;
- return * this;
- }
- int foo( int i, int j) const {
- return i + j + k;
- }
- int operator()( int i, int j) const {
- return foo( i, j);
- }
- };
- int fn1( int i, int j) {
- return i + j;
- }
- int * fn2( int * ip) {
- return ip;
- }
- int * fn3( int & ir) {
- return & ir;
- }
- int & fn4( int & ir) {
- return ir;
- }
- int fn5( int i, callable && c) {
- return i + c.k;
- }
- int fn6( int i, movable && m) {
- return i + m.k;
- }
- void test1() {
- int result = ctx::detail::apply( fn1, std::make_tuple( 1, 2) );
- BOOST_CHECK_EQUAL( result, 3);
- }
- void test2() {
- {
- int i = 3;
- int * ip = & i;
- int * result = ctx::detail::apply( fn2, std::make_tuple( ip) );
- BOOST_CHECK_EQUAL( result, ip);
- BOOST_CHECK_EQUAL( * result, i);
- }
- {
- int i = 3;
- int * result = ctx::detail::apply( fn2, std::make_tuple( & i) );
- BOOST_CHECK_EQUAL( result, & i);
- BOOST_CHECK_EQUAL( * result, i);
- }
- }
- void test3() {
- {
- int i = 'c';
- int & ir = i;
- int * result = ctx::detail::apply( fn3, std::make_tuple( std::ref( ir) ) );
- BOOST_CHECK_EQUAL( result, & ir);
- BOOST_CHECK_EQUAL( * result, i);
- }
- {
- int i = 'c';
- int * result = ctx::detail::apply( fn3, std::make_tuple( std::ref( i) ) );
- BOOST_CHECK_EQUAL( result, & i);
- BOOST_CHECK_EQUAL( * result, i);
- }
- }
- void test4() {
- {
- int i = 3;
- int & ir = i;
- int & result = ctx::detail::apply( fn4, std::make_tuple( std::ref( ir) ) );
- BOOST_CHECK_EQUAL( result, ir);
- BOOST_CHECK_EQUAL( & result, & ir);
- BOOST_CHECK_EQUAL( result, i);
- }
- {
- int i = 3;
- int & result = ctx::detail::apply( fn4, std::make_tuple( std::ref( i) ) );
- BOOST_CHECK_EQUAL( & result, & i);
- BOOST_CHECK_EQUAL( result, i);
- }
- }
- void test5() {
- {
- callable c( 5);
- int result = ctx::detail::apply( fn5, std::make_tuple( 1, std::move( c) ) );
- BOOST_CHECK_EQUAL( result, 6);
- BOOST_CHECK_EQUAL( c.k, 5);
- }
- {
- movable m( 5);
- int result = ctx::detail::apply( fn6, std::make_tuple( 1, std::move( m) ) );
- BOOST_CHECK_EQUAL( result, 6);
- BOOST_CHECK_EQUAL( m.k, -1);
- }
- }
- void test6() {
- {
- callable c;
- int result = ctx::detail::apply( c, std::make_tuple( 1, 2) );
- BOOST_CHECK_EQUAL( result, 3);
- BOOST_CHECK_EQUAL( c.k, 0);
- }
- {
- callable c;
- int result = ctx::detail::apply( & callable::foo, std::make_tuple( c, 1, 2) );
- BOOST_CHECK_EQUAL( result, 3);
- BOOST_CHECK_EQUAL( c.k, 0);
- }
- }
- void test7() {
- {
- movable m;
- int result = ctx::detail::apply( std::move( m), std::make_tuple( 1, 2) );
- BOOST_CHECK_EQUAL( result, 3);
- }
- {
- movable m;
- int result = ctx::detail::apply( & movable::foo, std::make_tuple( std::move( m), 1, 2) );
- BOOST_CHECK_EQUAL( result, 3);
- }
- }
- boost::unit_test::test_suite * init_unit_test_suite( int, char* [])
- {
- boost::unit_test::test_suite * test =
- BOOST_TEST_SUITE("Boost.Context: apply test suite");
- test->add( BOOST_TEST_CASE( & test1) );
- test->add( BOOST_TEST_CASE( & test2) );
- test->add( BOOST_TEST_CASE( & test3) );
- test->add( BOOST_TEST_CASE( & test4) );
- test->add( BOOST_TEST_CASE( & test5) );
- test->add( BOOST_TEST_CASE( & test6) );
- test->add( BOOST_TEST_CASE( & test7) );
- return test;
- }
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