Add renderer configuration options and update test cases

packages/c/clay/xmake.lua

@@ -9,10 +9,24 @@ package("clay")
 
     add_versions("v0.12", "b36f19352635edeb6d770fe77fab267982d9f206beb541849578de9f0aaff825")
 
+    add_configs("renderer", {description = "Enable renderer", default = true, type = "boolean"})
+
     on_install(function (package)
         os.cp("clay.h", package:installdir("include"))
+        os.cp("renderers/", package:installdir("include", "renderers"), {rootdir = "renderers"})
     end)
 
     on_test(function (package)
         assert(package:has_cxxincludes("clay.h", {configs = {languages = "c++20"}}))
+        if package:config("renderer") then
+            assert(package:check_cxxsnippets({test = [[
+                #define CLAY_IMPLEMENTATION
+                #include "clay.h"
+                #include "renderers/raylib/clay_renderer_raylib.c"
+                void test() {
+                    BeginDrawing();
+                    EndDrawing();
+                }
+            ]]}, {configs = {languages = "c++20"}}))
+        end
     end)