From 52881a38792de026424c39ded146f52c15df094f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andreas=20S=C3=BC=C3=9Fenbach?= <asuessenbach@nvidia.com>
Date: Mon, 13 Feb 2023 13:36:43 +0100
Subject: [PATCH] Add test for vk::Flags. (#1502)

---
 tests/CMakeLists.txt       |   1 +
 tests/Flags/CMakeLists.txt |  35 +++++++++++++
 tests/Flags/Flags.cpp      | 102 +++++++++++++++++++++++++++++++++++++
 3 files changed, 138 insertions(+)
 create mode 100644 tests/Flags/CMakeLists.txt
 create mode 100644 tests/Flags/Flags.cpp

diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index a703b07..58fa8d3 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -55,6 +55,7 @@ add_subdirectory(DispatchLoaderDynamic)
 add_subdirectory(DispatchLoaderDynamicSharedLibrary)
 add_subdirectory(DispatchLoaderDynamicSharedLibraryClient)
 add_subdirectory(DispatchLoaderStatic)
+add_subdirectory(Flags)
 add_subdirectory(FormatTraits)
 add_subdirectory(Hash)
 add_subdirectory(NoExceptions)
diff --git a/tests/Flags/CMakeLists.txt b/tests/Flags/CMakeLists.txt
new file mode 100644
index 0000000..ae0b7f5
--- /dev/null
+++ b/tests/Flags/CMakeLists.txt
@@ -0,0 +1,35 @@
+# Copyright(c) 2023, NVIDIA CORPORATION. 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.
+
+cmake_minimum_required(VERSION 3.2)
+
+project(Flags)
+
+set(HEADERS
+)
+
+set(SOURCES
+  Flags.cpp
+)
+
+source_group(headers FILES ${HEADERS})
+source_group(sources FILES ${SOURCES})
+
+add_executable(Flags
+  ${HEADERS}
+  ${SOURCES}
+)
+
+set_target_properties(Flags PROPERTIES FOLDER "Tests")
+target_link_libraries(Flags PRIVATE utils)
diff --git a/tests/Flags/Flags.cpp b/tests/Flags/Flags.cpp
new file mode 100644
index 0000000..a8ffbcd
--- /dev/null
+++ b/tests/Flags/Flags.cpp
@@ -0,0 +1,102 @@
+// Copyright(c) 2023, NVIDIA CORPORATION. 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 Samples : Flags
+//                     Compile test on using vk::Flags
+
+// for test purposes, define this to allow access to Flags::m_mask
+// You should not use that in production code!!
+#define VULKAN_HPP_FLAGS_MASK_TYPE_AS_PUBLIC
+
+// in this test, we ignore some warnings
+// You should not do that in production code !!
+#if defined( __GNUC__ )
+#  pragma GCC diagnostic ignored "-Wunused-variable"
+#else
+// unknow compiler... just ignore the warnings for yourselves ;)
+#endif
+
+#include <vulkan/vulkan.hpp>
+
+int main( int /*argc*/, char ** /*argv*/ )
+{
+  vk::MemoryHeapFlags mhf0;
+  assert( mhf0.m_mask == 0 );
+
+  vk::MemoryHeapFlags mhf1( vk::MemoryHeapFlagBits::eDeviceLocal );
+  assert( mhf1.m_mask == VK_MEMORY_HEAP_DEVICE_LOCAL_BIT );
+
+  vk::MemoryHeapFlags mhf2( mhf1 );
+  assert( mhf2.m_mask == VK_MEMORY_HEAP_DEVICE_LOCAL_BIT );
+
+  VkMemoryHeapFlags   vkmhf = VK_MEMORY_HEAP_DEVICE_LOCAL_BIT | VK_MEMORY_HEAP_MULTI_INSTANCE_BIT;
+  vk::MemoryHeapFlags mhf3( vkmhf );
+  assert( mhf3.m_mask == ( VK_MEMORY_HEAP_DEVICE_LOCAL_BIT | VK_MEMORY_HEAP_MULTI_INSTANCE_BIT ) );
+
+  // error
+  // vk::MemoryHeapFlags mhf4( vk::MemoryHeapFlagBits::eDeviceLocal | vk::ImageAspectFlagBits::eDepth );
+
+  assert( mhf0 < mhf1 );
+  assert( !( mhf1 < mhf2 ) );
+
+  assert( mhf0 <= mhf1 );
+  assert( mhf1 <= mhf2 );
+  assert( !( mhf3 <= mhf2 ) );
+
+  assert( mhf1 > mhf0 );
+  assert( !( mhf2 > mhf1 ) );
+
+  assert( mhf1 >= mhf0 );
+  assert( mhf2 >= mhf1 );
+  assert( !( mhf2 >= mhf3 ) );
+
+  assert( !( mhf0 == mhf1 ) );
+  assert( mhf1 == mhf2 );
+
+  assert( mhf0 != mhf1 );
+  assert( !( mhf1 != mhf2 ) );
+
+  assert( !mhf0 );
+  assert( !!mhf1 );
+
+  assert( mhf1 & vk::MemoryHeapFlagBits::eDeviceLocal );
+  assert( !( mhf0 & vk::MemoryHeapFlagBits::eDeviceLocal ) );
+
+  assert( ( mhf0 | vk::MemoryHeapFlagBits::eDeviceLocal ) == vk::MemoryHeapFlagBits::eDeviceLocal );
+  assert( ( mhf1 | vk::MemoryHeapFlagBits::eDeviceLocal ) == vk::MemoryHeapFlagBits::eDeviceLocal );
+
+  assert( ( mhf0 ^ mhf1 ) == mhf1 );
+  assert( ( mhf1 ^ mhf2 ) == mhf0 );
+
+  vk::MemoryHeapFlags mhf4( ~mhf0 );
+  assert( mhf4 == ( vk::MemoryHeapFlagBits::eDeviceLocal | vk::MemoryHeapFlagBits::eMultiInstance ) );
+
+  mhf0 = mhf1;
+  assert( mhf0 == mhf1 );
+
+  mhf0 |= vk::MemoryHeapFlagBits::eMultiInstance;
+  assert( mhf0 & vk::MemoryHeapFlagBits::eMultiInstance );
+
+  mhf0 &= vk::MemoryHeapFlagBits::eDeviceLocal;
+  assert( mhf0 & vk::MemoryHeapFlagBits::eDeviceLocal );
+
+  mhf0 ^= mhf3;
+  assert( mhf0 == ( vk::MemoryHeapFlagBits::eMultiInstance ) );
+
+  assert( mhf0 );
+
+  vkmhf = static_cast<VkMemoryHeapFlags>(mhf0);
+
+  return 0;
+}