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/*
* Copyright 2015 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "Test.h"
#include "SkTemplates.h"
#include <utility>
namespace {
class Moveable {
public:
Moveable() {}
Moveable(Moveable&&) {}
Moveable& operator=(Moveable&&) { return *this; }
private:
Moveable(const Moveable&);
Moveable& operator=(const Moveable&);
};
template <typename T> void deleter(T*) { }
template <typename T> struct Deleter {
void operator()(T* t) { delete static_cast<const Moveable*>(t); }
};
} // namespace
DEF_TEST(CPlusPlusEleven_RvalueAndMove, r) {
Moveable src1; Moveable dst1(std::move(src1));
Moveable src2, dst2; dst2 = std::move(src2);
}
#define TOO_BIG "The unique_ptr was bigger than expected."
#define WEIRD_SIZE "The unique_ptr was a different size than expected."
DEF_TEST(CPlusPlusEleven_UniquePtr, r) {
struct SmallUniquePtr {
Moveable* p;
};
struct BigUniquePtr {
void(*d)(Moveable*);
Moveable* p;
};
static_assert(sizeof(skstd::unique_ptr<Moveable>) == sizeof(SmallUniquePtr), TOO_BIG);
static_assert(sizeof(skstd::unique_ptr<Moveable[]>) == sizeof(SmallUniquePtr), TOO_BIG);
using proc = void(*)(Moveable*);
static_assert(sizeof(skstd::unique_ptr<Moveable, proc>) == sizeof(BigUniquePtr), WEIRD_SIZE);
static_assert(sizeof(skstd::unique_ptr<Moveable[], proc>) == sizeof(BigUniquePtr), WEIRD_SIZE);
{
skstd::unique_ptr<Moveable, void(*)(Moveable*)> u(nullptr, deleter<Moveable>);
static_assert(sizeof(u) == sizeof(BigUniquePtr), WEIRD_SIZE);
auto u2 = std::move(u);
static_assert(sizeof(u2) == sizeof(BigUniquePtr), WEIRD_SIZE);
}
{
skstd::unique_ptr<Moveable, void(*)(Moveable*)> u(nullptr, [](Moveable* m){ deleter(m); });
static_assert(sizeof(u) == sizeof(BigUniquePtr), WEIRD_SIZE);
auto u2 = std::move(u);
static_assert(sizeof(u2) == sizeof(BigUniquePtr), WEIRD_SIZE);
}
{
auto d = [](Moveable* m){ deleter(m); };
skstd::unique_ptr<Moveable, decltype(d)> u(nullptr, d);
static_assert(sizeof(u) == sizeof(SmallUniquePtr), TOO_BIG);
auto u2 = std::move(u);
static_assert(sizeof(u2) == sizeof(SmallUniquePtr), TOO_BIG);
}
{
skstd::unique_ptr<Moveable, Deleter<Moveable>> u(nullptr, Deleter<Moveable>());
static_assert(sizeof(u) == sizeof(SmallUniquePtr), TOO_BIG);
auto u2 = std::move(u);
static_assert(sizeof(u2) == sizeof(SmallUniquePtr), TOO_BIG);
}
{
skstd::unique_ptr<Moveable, Deleter<Moveable>> u(new Moveable(), Deleter<Moveable>());
static_assert(sizeof(u) == sizeof(SmallUniquePtr), TOO_BIG);
auto u2 = std::move(u);
static_assert(sizeof(u2) == sizeof(SmallUniquePtr), TOO_BIG);
}
{
skstd::unique_ptr<const void, Deleter<const void>> u(new Moveable(), Deleter<const void>());
static_assert(sizeof(u) == sizeof(SmallUniquePtr), TOO_BIG);
auto u2 = std::move(u);
static_assert(sizeof(u2) == sizeof(SmallUniquePtr), TOO_BIG);
}
}
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