Advance Wayland and KDE package bring-up

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

local/recipes/kde/kf6-kwindowsystem/source/tests/CMakeLists.txt

@@ -0,0 +1,35 @@
+remove_definitions(-DQT_NO_CAST_FROM_ASCII)
+remove_definitions(-DQT_NO_CAST_TO_ASCII)
+
+include(ECMMarkAsTest)
+
+find_package(Qt6 ${REQUIRED_QT_VERSION} CONFIG REQUIRED Test Widgets)
+
+macro(kwindowsystem_executable_tests)
+  foreach(_testname ${ARGN})
+    add_executable(${_testname} ${_testname}.cpp)
+    target_link_libraries(${_testname} Qt6::Test Qt6::Widgets KF6::WindowSystem)
+    ecm_mark_as_test(${_testname})
+  endforeach(_testname)
+endmacro()
+
+kwindowsystem_executable_tests(
+  blurbehindtest
+  backgroundcontrasttest
+)
+
+if(KWINDOWSYSTEM_X11)
+    kwindowsystem_executable_tests(
+      icontest
+      createpixmapfromhandletest
+      setmainwindowtest
+    )
+    target_link_libraries(icontest Qt6::GuiPrivate)
+endif()
+
+if(KWINDOWSYSTEM_WAYLAND)
+  kwindowsystem_executable_tests(
+    kwaylandextrastest
+    activationtest
+  )
+endif()