64593525de
TBR=reed@google.com No public API changes. Review URL: https://codereview.chromium.org/1441753002
99 lines
3.1 KiB
C++
99 lines
3.1 KiB
C++
/*
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* Copyright 2015 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "Test.h"
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#include "SkTemplates.h"
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namespace {
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class Moveable {
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public:
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Moveable() {}
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Moveable(Moveable&&) {}
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Moveable& operator=(Moveable&&) { return *this; }
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private:
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Moveable(const Moveable&);
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Moveable& operator=(const Moveable&);
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};
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template <typename T> void deleter(T*) { }
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template <typename T> struct Deleter {
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void operator()(T* t) { delete static_cast<const Moveable*>(t); }
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};
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} // namespace
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DEF_TEST(CPlusPlusEleven_RvalueAndMove, r) {
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Moveable src1; Moveable dst1(skstd::move(src1));
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Moveable src2, dst2; dst2 = skstd::move(src2);
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}
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#define TOO_BIG "The unique_ptr was bigger than expected."
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#define WEIRD_SIZE "The unique_ptr was a different size than expected."
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DEF_TEST(CPlusPlusEleven_UniquePtr, r) {
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struct SmallUniquePtr {
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Moveable* p;
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};
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struct BigUniquePtr {
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void(*d)(Moveable*);
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Moveable* p;
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};
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static_assert(sizeof(skstd::unique_ptr<Moveable>) == sizeof(SmallUniquePtr), TOO_BIG);
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static_assert(sizeof(skstd::unique_ptr<Moveable[]>) == sizeof(SmallUniquePtr), TOO_BIG);
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using proc = void(*)(Moveable*);
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static_assert(sizeof(skstd::unique_ptr<Moveable, proc>) == sizeof(BigUniquePtr), WEIRD_SIZE);
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static_assert(sizeof(skstd::unique_ptr<Moveable[], proc>) == sizeof(BigUniquePtr), WEIRD_SIZE);
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{
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skstd::unique_ptr<Moveable, void(*)(Moveable*)> u(nullptr, deleter<Moveable>);
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static_assert(sizeof(u) == sizeof(BigUniquePtr), WEIRD_SIZE);
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auto u2 = skstd::move(u);
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static_assert(sizeof(u2) == sizeof(BigUniquePtr), WEIRD_SIZE);
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}
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{
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skstd::unique_ptr<Moveable, void(*)(Moveable*)> u(nullptr, [](Moveable* m){ deleter(m); });
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static_assert(sizeof(u) == sizeof(BigUniquePtr), WEIRD_SIZE);
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auto u2 = skstd::move(u);
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static_assert(sizeof(u2) == sizeof(BigUniquePtr), WEIRD_SIZE);
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}
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{
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auto d = [](Moveable* m){ deleter(m); };
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skstd::unique_ptr<Moveable, decltype(d)> u(nullptr, d);
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static_assert(sizeof(u) == sizeof(SmallUniquePtr), TOO_BIG);
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auto u2 = skstd::move(u);
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static_assert(sizeof(u2) == sizeof(SmallUniquePtr), TOO_BIG);
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}
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{
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skstd::unique_ptr<Moveable, Deleter<Moveable>> u(nullptr, Deleter<Moveable>());
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static_assert(sizeof(u) == sizeof(SmallUniquePtr), TOO_BIG);
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auto u2 = skstd::move(u);
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static_assert(sizeof(u2) == sizeof(SmallUniquePtr), TOO_BIG);
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}
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{
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skstd::unique_ptr<Moveable, Deleter<Moveable>> u(new Moveable(), Deleter<Moveable>());
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static_assert(sizeof(u) == sizeof(SmallUniquePtr), TOO_BIG);
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auto u2 = skstd::move(u);
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static_assert(sizeof(u2) == sizeof(SmallUniquePtr), TOO_BIG);
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}
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{
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skstd::unique_ptr<const void, Deleter<const void>> u(new Moveable(), Deleter<const void>());
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static_assert(sizeof(u) == sizeof(SmallUniquePtr), TOO_BIG);
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auto u2 = skstd::move(u);
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static_assert(sizeof(u2) == sizeof(SmallUniquePtr), TOO_BIG);
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}
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}
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