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#include "app.hpp"
#include "compat/intrusive-ptr.hpp"
#include "compat/defs.hpp"
#ifdef __CLION_IDE__
#pragma clang diagnostic ignored "-Wunknown-pragmas"
#pragma ide diagnostic ignored "performance-unnecessary-copy-initialization"
#endif
namespace floormat {
namespace { struct Test2 { int val = 0; uint32_t _counter = 0; }; }
template<>
constexpr auto
iptr::refcount_access<iptr::non_atomic_u32_tag, Test2>::access(Test2* ptr) noexcept -> counter_type&
{
return ptr->_counter;
}
namespace {
struct non_copyable
{
int value = 0;
explicit constexpr non_copyable(DirectInitT) {}
explicit constexpr non_copyable(DirectInitT, int value) : value{value} {}
fm_DECLARE_DEFAULT_MOVE_ASSIGNMENT(non_copyable);
fm_DECLARE_DELETED_COPY_ASSIGNMENT(non_copyable);
};
struct S { // todo fm_assert_equal
int instances;
unsigned allocs, frees;
bool operator==(const S&) const = default;
} s = {};
struct Test1
{
friend struct iptr::refcount_access<iptr::non_atomic_u32_tag, Test1>;
Test1(non_copyable nc) noexcept : value{nc.value} { s.instances++; s.allocs++; }
~Test1() noexcept { s.instances--; fm_assert(s.instances >= 0); s.frees++; }
int value = 0;
private:
iptr::refcount_traits<iptr::non_atomic_u32_tag, Test1>::counter_type counter{0};
};
} // namespace
template<>
constexpr auto iptr::refcount_access<iptr::non_atomic_u32_tag, Test1>::access(Test1* ptr) noexcept -> counter_type&
{
return ptr->counter;
}
template class basic_iptr<iptr::non_atomic_u32_tag, Test1>;
namespace {
void test_copy()
{
using myptr = local_iptr<Test1>;
s = {};
{ (void)myptr{nullptr};
fm_assert(s == S{});
(void)myptr{};
fm_assert(s == S{});
{ Test1 t1{non_copyable{DirectInit}}; }
fm_assert(s != S{});
fm_assert(s == S{0, 1, 1});
{ Test1 t1{non_copyable{DirectInit}};
fm_assert(s == S{1, 2, 1});
} fm_assert(s == S{0, 2, 2});
}
{ auto a = myptr{InPlaceInit, non_copyable{DirectInit}};
fm_assert(s == S{1, 3, 2});
auto b = a;
fm_assert(s == S{1, 3, 2});
fm_assert(b.get() == a.get());
} fm_assert(s == S{0, 3, 3});
{ auto a = myptr{InPlaceInit, non_copyable{DirectInit}};
fm_assert(s == S{1, 4, 3});
a = {};
fm_assert(s == S{0, 4, 4});
} fm_assert(s == S{0, 4, 4});
{ auto a = myptr{InPlaceInit, non_copyable{DirectInit, 1}};
auto b = myptr{InPlaceInit, non_copyable{DirectInit, 2}};
{ auto c = myptr{InPlaceInit, non_copyable{DirectInit, 3}};
auto d = myptr{InPlaceInit, non_copyable{DirectInit, 4}};
}
fm_assert(a.use_count() == 1);
fm_assert(a->value == 1);
fm_assert(b->value == 2);
fm_assert(s == S{2, 8, 6});
b = a;
fm_assert(b.use_count() == 2);
fm_assert(a.use_count() == 2);
b = nullptr;
fm_assert(b.use_count() == 0);
fm_assert(a.use_count() == 1);
fm_assert(s == S{1, 8, 7});
fm_assert(a->value == 1);
} fm_assert(s == S{0, 8, 8});
}
#define fm_assert_free() do { fm_assert(s.allocs == s.frees); fm_assert(s.instances == 0); } while (false)
void test_move()
{
using myptr = local_iptr<Test1>;
fm_assert_free();
s = {};
{ auto a = myptr{InPlaceInit, non_copyable{DirectInit, 1}};
auto b = myptr{InPlaceInit, non_copyable{DirectInit, 2}};
fm_assert(s == S{2, 2, 0});
{ auto c = myptr{InPlaceInit, non_copyable{DirectInit, 3}};
auto d = myptr{InPlaceInit, non_copyable{DirectInit, 4}};
fm_assert(s == S{4, 4, 0});
} fm_assert(s == S{2, 4, 2});
{ a = move(b);
fm_assert(s == S{1, 4, 3});
fm_assert(!b);
fm_assert(a);
fm_assert(b.use_count() == 0);
fm_assert(a.use_count() == 1);
}
} fm_assert(s == S{0, 4, 4});
}
constexpr bool test_cexpr() // todo
{
using myptr = local_iptr<Test2>;
// construct
auto foo1 = myptr{};
auto foo2 = myptr{nullptr};
fm_assert(foo1.use_count() == 0);
fm_assert(foo2.use_count() == 0);
foo1 = move(foo2);
fm_assert(foo1.use_count() == 0);
fm_assert(foo2.use_count() == 0);
return true;
}
} // namespace
void test_app::test_iptr()
{
static_assert(test_cexpr());
test_copy();
test_move();
}
} // namespace floormat
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