skia2/tests/CPlusPlusEleven.cpp
mtklein 566b23c571 Revert of skstd -> std for unique_ptr (patchset #9 id:160001 of https://codereview.chromium.org/1436033003/ )
Reason for revert:
10.9 bots are too old too.

Original issue's description:
> skstd -> std for unique_ptr
>
> TBR=reed@google.com
> No public API changes.
>
> BUG=skia:4564
>
> Committed: https://skia.googlesource.com/skia/+/755c553c17b82bb5de3d9cc8d3b2a866ff9e9e50

TBR=bungeman@google.com,mtklein@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=skia:4564

Review URL: https://codereview.chromium.org/1446413002
2015-11-16 13:05:37 -08:00

99 lines
3.1 KiB
C++

/*
* 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"
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(skstd::move(src1));
Moveable src2, dst2; dst2 = skstd::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 = skstd::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 = skstd::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 = skstd::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 = skstd::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 = skstd::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 = skstd::move(u);
static_assert(sizeof(u2) == sizeof(SmallUniquePtr), TOO_BIG);
}
}