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// (C) Copyright 2008-10 Anthony Williams
// 2015 Oliver Kowalke
//
// 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 <utility>
#include <memory>
#include <stdexcept>
#include <string>
#include <boost/test/unit_test.hpp>
#include <boost/fiber/all.hpp>
struct A {
A() = default;
A( A const&) = delete;
A & operator=( A const&) = delete;
A( A && other) :
value{ other.value } {
other.value = 0;
}
A & operator=( A && other) {
if ( this == & other) return * this;
value = other.value;
other.value = 0;
return * this;
}
int value{ 0 };
};
struct X {
int value;
void foo( int i) {
value = i;
}
};
void fn1() {
}
int fn2( int i) {
return i;
}
int & fn3( int & i) {
return i;
}
A fn4( A && a) {
return std::forward< A >( a);
}
void test_async_1() {
boost::fibers::future< void > f1 = boost::fibers::async( boost::fibers::launch::dispatch, fn1);
BOOST_CHECK( f1.valid() );
f1.get();
}
void test_async_2() {
int i = 3;
boost::fibers::future< int > f1 = boost::fibers::async( boost::fibers::launch::dispatch, fn2, i);
BOOST_CHECK( f1.valid() );
BOOST_CHECK( i == f1.get());
}
void test_async_3() {
int i = 7;
boost::fibers::future< int& > f1 = boost::fibers::async( boost::fibers::launch::dispatch, fn3, std::ref( i) );
BOOST_CHECK( f1.valid() );
BOOST_CHECK( & i == & f1.get());
}
void test_async_4() {
A a1;
a1.value = 7;
boost::fibers::future< A > f1 = boost::fibers::async( boost::fibers::launch::dispatch, fn4, std::move( a1) );
BOOST_CHECK( f1.valid() );
A a2 = f1.get();
BOOST_CHECK( 7 == a2.value);
}
void test_async_5() {
X x = {0};
BOOST_CHECK( 0 == x.value);
boost::fibers::future< void > f1 = boost::fibers::async(
boost::fibers::launch::dispatch,
std::bind( & X::foo, std::ref( x), 3) );
BOOST_CHECK( f1.valid() );
f1.get();
BOOST_CHECK( 3 == x.value);
}
void test_async_6() {
X x = {0};
BOOST_CHECK( 0 == x.value);
boost::fibers::future< void > f1 = boost::fibers::async(
boost::fibers::launch::dispatch,
std::bind( & X::foo, std::ref( x), std::placeholders::_1), 3);
BOOST_CHECK( f1.valid() );
f1.get();
BOOST_CHECK( 3 == x.value);
}
void test_async_stack_alloc() {
boost::fibers::future< void > f1 = boost::fibers::async(
boost::fibers::launch::dispatch,
std::allocator_arg,
boost::fibers::fixedsize_stack{},
fn1);
BOOST_CHECK( f1.valid() );
f1.get();
}
void test_async_std_alloc() {
struct none {};
boost::fibers::future< void > f1 = boost::fibers::async(
boost::fibers::launch::dispatch,
std::allocator_arg,
boost::fibers::fixedsize_stack{},
std::allocator< none >{},
fn1);
BOOST_CHECK( f1.valid() );
f1.get();
}
boost::unit_test_framework::test_suite* init_unit_test_suite(int, char*[]) {
boost::unit_test_framework::test_suite* test =
BOOST_TEST_SUITE("Boost.Fiber: async test suite");
test->add(BOOST_TEST_CASE(test_async_1));
test->add(BOOST_TEST_CASE(test_async_2));
test->add(BOOST_TEST_CASE(test_async_3));
test->add(BOOST_TEST_CASE(test_async_4));
test->add(BOOST_TEST_CASE(test_async_5));
test->add(BOOST_TEST_CASE(test_async_6));
test->add(BOOST_TEST_CASE(test_async_stack_alloc));
test->add(BOOST_TEST_CASE(test_async_std_alloc));
return test;
}
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