// Copyright(c) 2020, Collabora Ltd. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// VulkanHpp Tests : ResultValue
//                   Compile-test for ResultValue

#define VULKAN_HPP_DISPATCH_LOADER_DYNAMIC 1

#include "vulkan/vulkan.hpp"

VULKAN_HPP_DEFAULT_DISPATCH_LOADER_DYNAMIC_STORAGE

void as_value( int ) {}
void as_ref( int & ) {}
void as_rvref( int && ) {}
void as_cref( const int & ) {}
void as_crvref( const int && ) {}

void as_cref( const vk::UniquePipeline & ) {}

int main( int /*argc*/, char ** /*argv*/ )
{
#if defined( VULKAN_DISABLE_IMPLICIT_RESULT_VALUE_CAST )
  static_assert( false, "Conversions not enabled" );
#endif

  using result = vk::ResultValue<int>;

  auto       val  = result{ vk::Result{}, 42 };
  const auto cval = result{ vk::Result{}, 42 };

  as_value( val );
  as_value( cval );

  as_ref( val );
  // as_ref(cval); // should fail
  as_cref( val );
  as_cref( cval );

  as_rvref( std::move( val ) );
  // as_rvref(std::move(cval)); // should fail
  as_crvref( std::move( val ) );
  as_crvref( std::move( cval ) );

  vk::Pipeline       pipe( VkPipeline( 0x8 ) );  // fake a Pipeline here, to have something different from zero
  vk::UniquePipeline pipeline( pipe );
  vk::ResultValue<vk::UniquePipeline> rv( {}, std::move( pipeline ) );

  as_cref( rv );  // does not move out handle
  assert( rv.value );

  auto p = std::move( rv.value );
  p.release();  // release the faked Pipeline, to prevent error on trying to destroy it

  return 0;
}