Add FindVulkan.cmake.

This adds FindVulkan with corresponding tests.

4 files changed, 58 insertions, 0 deletions

diff --git a/Tests/CMakeLists.txt b/Tests/CMakeLists.txt
index b72ecf5..20f6c35 100644
--- a/Tests/CMakeLists.txt
+++ b/Tests/CMakeLists.txt
@@ -1394,6 +1394,10 @@ ${CMake_BINARY_DIR}/bin/cmake -DDIR=dev -P ${CMake_SOURCE_DIR}/Utilities/Release
     add_subdirectory(FindTIFF)
   endif()
 
+  if(CMake_TEST_FindVulkan)
+    add_subdirectory(FindVulkan)
+  endif()
+
   if(CMake_TEST_FindXalanC)
     add_subdirectory(FindXalanC)
   endif()
diff --git a/Tests/FindVulkan/CMakeLists.txt b/Tests/FindVulkan/CMakeLists.txt
new file mode 100644
index 0000000..46ce1c6
--- /dev/null
+++ b/Tests/FindVulkan/CMakeLists.txt
@@ -0,0 +1,10 @@
+add_test(NAME FindVulkan.Test COMMAND
+  ${CMAKE_CTEST_COMMAND} -C $<CONFIGURATION>
+  --build-and-test
+  "${CMake_SOURCE_DIR}/Tests/FindVulkan/Test"
+  "${CMake_BINARY_DIR}/Tests/FindVulkan/Test"
+  ${build_generator_args}
+  --build-project TestFindVulkan
+  --build-options ${build_options}
+  --test-command ${CMAKE_CTEST_COMMAND} -V -C $<CONFIGURATION>
+  )
diff --git a/Tests/FindVulkan/Test/CMakeLists.txt b/Tests/FindVulkan/Test/CMakeLists.txt
new file mode 100644
index 0000000..0b13d53
--- /dev/null
+++ b/Tests/FindVulkan/Test/CMakeLists.txt
@@ -0,0 +1,15 @@
+cmake_minimum_required(VERSION 3.4)
+project(TestFindVulkan C)
+include(CTest)
+
+SET(CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/../../)
+find_package(Vulkan REQUIRED)
+
+add_executable(test_tgt main.c)
+target_link_libraries(test_tgt Vulkan::Vulkan)
+add_test(NAME test_tgt COMMAND test_tgt)
+
+add_executable(test_var main.c)
+target_include_directories(test_var PRIVATE ${Vulkan_INCLUDE_DIRS})
+target_link_libraries(test_var PRIVATE ${Vulkan_LIBRARIES})
+add_test(NAME test_var COMMAND test_var)
diff --git a/Tests/FindVulkan/Test/main.c b/Tests/FindVulkan/Test/main.c
new file mode 100644
index 0000000..78dcb65
--- /dev/null
+++ b/Tests/FindVulkan/Test/main.c
@@ -0,0 +1,29 @@
+#include <vulkan/vulkan.h>
+
+int main()
+{
+  VkInstanceCreateInfo instanceCreateInfo = {};
+  instanceCreateInfo.sType = VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO;
+
+  VkApplicationInfo applicationInfo = {};
+  applicationInfo.sType = VK_STRUCTURE_TYPE_APPLICATION_INFO;
+  applicationInfo.apiVersion = VK_API_VERSION_1_0;
+  applicationInfo.applicationVersion = VK_MAKE_VERSION(1, 0, 0);
+  applicationInfo.engineVersion = VK_MAKE_VERSION(1, 0, 0);
+  applicationInfo.pApplicationName = "CMake Test application";
+  applicationInfo.pEngineName = "CMake Test Engine";
+
+  instanceCreateInfo.pApplicationInfo = &applicationInfo;
+
+  VkInstance instance = VK_NULL_HANDLE;
+  vkCreateInstance(&instanceCreateInfo, NULL, &instance);
+
+  // We can't assert here because in general vkCreateInstance will return an
+  // error if no driver is found - but if we get here, FindVulkan is working
+
+  if (instance != VK_NULL_HANDLE) {
+      vkDestroyInstance (instance, NULL);
+  }
+
+  return 0;
+}