llvm-project/libcxx/test/support/test.support/test_convertible_header.pass.cpp

//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

// UNSUPPORTED: c++98, c++03

// "support/test_convertible.h"

#include "test_convertible.h"

#include "test_macros.h"

struct ImplicitDefault {
  ImplicitDefault() {}
};
static_assert(test_convertible<ImplicitDefault>(), "Must be convertible");

struct ExplicitDefault {
  explicit ExplicitDefault() {}
};
static_assert(!test_convertible<ExplicitDefault>(), "Must not be convertible");

struct ImplicitInt {
  ImplicitInt(int) {}
};
static_assert(test_convertible<ImplicitInt, int>(), "Must be convertible");

struct ExplicitInt {
  explicit ExplicitInt(int) {}
};
static_assert(!test_convertible<ExplicitInt, int>(), "Must not be convertible");

struct ImplicitCopy {
  ImplicitCopy(ImplicitCopy const&) {}
};
static_assert(test_convertible<ImplicitCopy, ImplicitCopy>(), "Must be convertible");

struct ExplicitCopy {
  explicit ExplicitCopy(ExplicitCopy const&) {}
};
static_assert(!test_convertible<ExplicitCopy, ExplicitCopy>(), "Must not be convertible");

struct ImplicitMove {
  ImplicitMove(ImplicitMove&&) {}
};
static_assert(test_convertible<ImplicitMove, ImplicitMove>(), "Must be convertible");

struct ExplicitMove {
  explicit ExplicitMove(ExplicitMove&&) {}
};
static_assert(!test_convertible<ExplicitMove, ExplicitMove>(), "Must not be convertible");

struct ImplicitArgs {
  ImplicitArgs(int, int, int) {}
};
static_assert(test_convertible<ImplicitArgs, int, int, int>(), "Must be convertible");

struct ExplicitArgs {
  explicit ExplicitArgs(int, int, int) {}
};
static_assert(!test_convertible<ExplicitArgs, int, int, int>(), "Must not be convertible");

int main(int, char**) {
    // Nothing to do

  return 0;
}