llvm-toolchain-10/libcxx/test/support/emplace_constructible.h

75 lines
2.0 KiB
C++

#ifndef TEST_SUPPORT_EMPLACE_CONSTRUCTIBLE_H
#define TEST_SUPPORT_EMPLACE_CONSTRUCTIBLE_H
#include "test_macros.h"
#if TEST_STD_VER >= 11
template <class T>
struct EmplaceConstructible {
T value;
explicit EmplaceConstructible(T xvalue) : value(xvalue) {}
EmplaceConstructible(EmplaceConstructible const&) = delete;
};
template <class T>
struct EmplaceConstructibleAndMoveInsertable {
int copied = 0;
T value;
explicit EmplaceConstructibleAndMoveInsertable(T xvalue) : value(xvalue) {}
EmplaceConstructibleAndMoveInsertable(
EmplaceConstructibleAndMoveInsertable&& Other)
: copied(Other.copied + 1), value(std::move(Other.value)) {}
};
template <class T>
struct EmplaceConstructibleAndMoveable {
int copied = 0;
int assigned = 0;
T value;
explicit EmplaceConstructibleAndMoveable(T xvalue) noexcept : value(xvalue) {}
EmplaceConstructibleAndMoveable(EmplaceConstructibleAndMoveable&& Other)
noexcept : copied(Other.copied + 1),
value(std::move(Other.value)) {}
EmplaceConstructibleAndMoveable&
operator=(EmplaceConstructibleAndMoveable&& Other) noexcept {
copied = Other.copied;
assigned = Other.assigned + 1;
value = std::move(Other.value);
return *this;
}
};
template <class T>
struct EmplaceConstructibleMoveableAndAssignable {
int copied = 0;
int assigned = 0;
T value;
explicit EmplaceConstructibleMoveableAndAssignable(T xvalue) noexcept
: value(xvalue) {}
EmplaceConstructibleMoveableAndAssignable(
EmplaceConstructibleMoveableAndAssignable&& Other) noexcept
: copied(Other.copied + 1),
value(std::move(Other.value)) {}
EmplaceConstructibleMoveableAndAssignable&
operator=(EmplaceConstructibleMoveableAndAssignable&& Other) noexcept {
copied = Other.copied;
assigned = Other.assigned + 1;
value = std::move(Other.value);
return *this;
}
EmplaceConstructibleMoveableAndAssignable& operator=(T xvalue) {
value = std::move(xvalue);
++assigned;
return *this;
}
};
#endif
#endif // TEST_SUPPORT_EMPLACE_CONSTRUCTIBLE_H