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#include "cru/common/Base.h"
#include "cru/common/SelfResolvable.h"
#include <catch2/catch_test_macros.hpp>
#include <memory>
namespace {
class SelfResolvableTestClass
: public cru::SelfResolvable<SelfResolvableTestClass> {
public:
SelfResolvableTestClass() : ptr_(new int(123)) {}
CRU_DELETE_COPY(SelfResolvableTestClass)
CRU_DEFAULT_MOVE(SelfResolvableTestClass)
~SelfResolvableTestClass() = default;
private:
std::shared_ptr<int> ptr_;
};
} // namespace
TEST_CASE("SelfResolvable resolver should work.", "[self-resolvable]") {
SelfResolvableTestClass test_object;
auto resolver = test_object.CreateResolver();
REQUIRE(resolver.Resolve() == &test_object);
auto resolver_copy = resolver;
REQUIRE(resolver.Resolve() == &test_object);
REQUIRE(resolver.Resolve() == &test_object);
auto resolver_move = std::move(resolver_copy);
REQUIRE(resolver.Resolve() == &test_object);
REQUIRE(resolver_copy.IsValid() == false);
REQUIRE(resolver_move.Resolve() == &test_object);
}
TEST_CASE("SelfResolvable object destructed should work.",
"[self-resolvable]") {
SelfResolvableTestClass* test_object = new SelfResolvableTestClass();
auto resolver = test_object->CreateResolver();
auto resolver_copy = resolver;
delete test_object;
REQUIRE(resolver.Resolve() == nullptr);
REQUIRE(resolver_copy.Resolve() == nullptr);
auto resolver_copy2 = resolver_copy;
REQUIRE(resolver_copy2.Resolve() == nullptr);
auto resolver_move = std::move(resolver_copy);
REQUIRE(resolver_copy.IsValid() == false);
REQUIRE(resolver_move.Resolve() == nullptr);
}
TEST_CASE("SelfResolvable object moved should work.", "[self-resolvable]") {
SelfResolvableTestClass test_object;
auto resolver = test_object.CreateResolver();
auto resolver_copy = resolver;
SelfResolvableTestClass moved_object = std::move(test_object);
REQUIRE(resolver.Resolve() == &moved_object);
REQUIRE(resolver_copy.Resolve() == &moved_object);
auto resolver_copy2 = resolver_copy;
REQUIRE(resolver_copy2.Resolve() == &moved_object);
auto resolver_move = std::move(resolver_copy);
REQUIRE(resolver_copy.IsValid() == false);
REQUIRE(resolver_move.Resolve() == &moved_object);
}
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