XMake: Add options to disable tools/plugins and unit tests building

tests/xmake.lua

@@ -1,30 +1,39 @@
-if is_mode("asan") then
-	add_defines("CATCH_CONFIG_NO_WINDOWS_SEH")
-	add_defines("CATCH_CONFIG_NO_POSIX_SIGNALS")
+option("tests")
+    set_default(true)
+    set_showmenu(true)
+    set_description("Build unit tests")
+
+option_end()
+
+if has_config("tests") then
+	if is_mode("asan") then
+		add_defines("CATCH_CONFIG_NO_WINDOWS_SEH")
+		add_defines("CATCH_CONFIG_NO_POSIX_SIGNALS")
+	end
+
+	add_requires("catch2", "glslang", "spirv-tools")
+
+	-- Common config
+	set_group("Tests")
+	set_kind("binary")
+
+	add_deps("NazaraCore", "NazaraNetwork", "NazaraPhysics2D", "NazaraShader")
+	add_packages("catch2", "glslang", "spirv-tools")
+	add_headerfiles("Engine/**.hpp")
+	add_files("resources.cpp")
+	add_files("Engine/**.cpp")
+	add_includedirs(".")
+
+	--[[if xmake.version():ge("2.5.9") then
+		add_rules("c++.unity_build")
+	end]]
+
+	target("NazaraClientUnitTests")
+		add_deps("NazaraAudio")
+		add_files("main_client.cpp")
+
+	target("NazaraUnitTests")
+		add_files("main.cpp")
+		remove_headerfiles("Engine/Audio/**")
+		remove_files("Engine/Audio/**")
 end
-
-add_requires("catch2", "glslang", "spirv-tools")
-
--- Common config
-set_group("Tests")
-set_kind("binary")
-
-add_deps("NazaraCore", "NazaraNetwork", "NazaraPhysics2D", "NazaraShader")
-add_packages("catch2", "glslang", "spirv-tools")
-add_headerfiles("Engine/**.hpp")
-add_files("resources.cpp")
-add_files("Engine/**.cpp")
-add_includedirs(".")
-
---[[if xmake.version():ge("2.5.9") then
-	add_rules("c++.unity_build")
-end]]
-
-target("NazaraClientUnitTests")
-	add_deps("NazaraAudio")
-	add_files("main_client.cpp")
-
-target("NazaraUnitTests")
-	add_files("main.cpp")
-	remove_headerfiles("Engine/Audio/**")
-	remove_files("Engine/Audio/**")