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// This file is part of CAF, the C++ Actor Framework. See the file LICENSE in
// the main distribution directory for license terms and copyright or visit
// https://github.com/actor-framework/actor-framework/blob/master/LICENSE.
#define CAF_SUITE behavior
#include "caf/config.hpp"
#include "core-test.hpp"
#include <functional>
#include "caf/actor_system.hpp"
#include "caf/actor_system_config.hpp"
#include "caf/behavior.hpp"
#include "caf/event_based_actor.hpp"
#include "caf/message_handler.hpp"
#include "caf/send.hpp"
using namespace caf;
namespace {
class nocopy_fun {
public:
nocopy_fun() = default;
nocopy_fun(nocopy_fun&&) = default;
nocopy_fun& operator=(nocopy_fun&&) = default;
nocopy_fun(const nocopy_fun&) = delete;
nocopy_fun& operator=(const nocopy_fun&) = delete;
int32_t operator()(int32_t x, int32_t y) {
return x + y;
}
};
struct fixture {
optional<int32_t> res_of(behavior& bhvr, message& msg) {
auto res = bhvr(msg);
if (!res)
return none;
if (auto view = make_const_typed_message_view<int32_t>(*res))
return get<0>(view);
return none;
}
message m1 = make_message(int32_t{1});
message m2 = make_message(int32_t{1}, int32_t{2});
message m3 = make_message(int32_t{1}, int32_t{2}, int32_t{3});
};
} // namespace
BEGIN_FIXTURE_SCOPE(fixture)
CAF_TEST(default_construct) {
behavior f;
CHECK_EQ(f(m1), none);
CHECK_EQ(f(m2), none);
CHECK_EQ(f(m3), none);
}
CAF_TEST(nocopy_function_object) {
behavior f{nocopy_fun{}};
CHECK_EQ(f(m1), none);
CHECK_EQ(res_of(f, m2), 3);
CHECK_EQ(f(m3), none);
}
CAF_TEST(single_lambda_construct) {
behavior f{[](int x) { return x + 1; }};
CHECK_EQ(res_of(f, m1), 2);
CHECK_EQ(res_of(f, m2), none);
CHECK_EQ(res_of(f, m3), none);
}
CAF_TEST(multiple_lambda_construct) {
behavior f{[](int x) { return x + 1; }, [](int x, int y) { return x * y; }};
CHECK_EQ(res_of(f, m1), 2);
CHECK_EQ(res_of(f, m2), 2);
CHECK_EQ(res_of(f, m3), none);
}
CAF_TEST(become_empty_behavior) {
actor_system_config cfg{};
actor_system sys{cfg};
auto make_bhvr = [](event_based_actor* self) -> behavior {
return {[=](int) { self->become(behavior{}); }};
};
anon_send(sys.spawn(make_bhvr), int{5});
}
END_FIXTURE_SCOPE()
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