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// -*- C++ -*-
//
// Package: CondFormats/SerializationHelper
// Class : test_catch2_unique_void_ptr
//
// Implementation:
// [Notes on implementation]
//
// Original Author: Christopher Jones
// Created: Wed, 31 May 2023 15:24:23 GMT
//
#include "catch.hpp"
#include "CondFormats/SerializationHelper/interface/unique_void_ptr.h"
using namespace cond::serialization;
namespace {
struct Counter {
Counter(int& iCount) : count_(iCount) { ++count_; }
~Counter() { --count_; }
int& count_;
};
} // namespace
TEST_CASE("Test unique_void_ptr", "[unique_void_ptr]") {
SECTION("default constructor") {
unique_void_ptr ptr;
REQUIRE(ptr.get() == nullptr);
}
SECTION("destructor") {
int c = 0;
std::unique_ptr<Counter> uptr = std::make_unique<Counter>(c);
REQUIRE(c == 1);
{
auto value = uptr.get();
unique_void_ptr ptr(uptr.release(), [](const void* v) { delete static_cast<const Counter*>(v); });
REQUIRE(value == ptr.get());
}
REQUIRE(c == 0);
}
SECTION("move constructor") {
int c = 1;
std::unique_ptr<Counter> uptr = std::make_unique<Counter>(c);
REQUIRE(c == 2);
{
auto value = uptr.get();
unique_void_ptr ptr(uptr.release(), [](const void* v) { delete static_cast<const Counter*>(v); });
REQUIRE(value == ptr.get());
{
unique_void_ptr cpyPtr{std::move(ptr)};
REQUIRE(ptr.get() == nullptr);
REQUIRE(cpyPtr.get() == value);
REQUIRE(c == 2);
}
REQUIRE(c == 1);
}
REQUIRE(c == 1);
}
SECTION("move operator=") {
int c = 1;
std::unique_ptr<Counter> uptr = std::make_unique<Counter>(c);
REQUIRE(c == 2);
{
auto value = uptr.get();
unique_void_ptr ptr(uptr.release(), [](const void* v) { delete static_cast<const Counter*>(v); });
REQUIRE(value == ptr.get());
{
int c2 = 0;
std::unique_ptr<Counter> uptr2 = std::make_unique<Counter>(c2);
unique_void_ptr cpyPtr(uptr2.release(), [](const void* v) { delete static_cast<const Counter*>(v); });
REQUIRE(c2 == 1);
cpyPtr = std::move(ptr);
REQUIRE(ptr.get() == nullptr);
REQUIRE(cpyPtr.get() == value);
REQUIRE(c == 2);
REQUIRE(c2 == 0);
}
REQUIRE(c == 1);
}
REQUIRE(c == 1);
}
}
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