CMake Error at /usr/local/lib/cmake/Qt5/Qt5Config.cmake:28 (find_package):
  find_package for module Qt5Test called with REQUIRED, but
  CMAKE_DISABLE_FIND_PACKAGE_Qt5Test is enabled.  A REQUIRED package cannot
  be disabled.
Call Stack (most recent call first):
  CMakeLists.txt:26 (find_package)

--- CMakeLists.txt.orig	2022-06-14 20:47:09 UTC
+++ CMakeLists.txt
@@ -24,19 +24,27 @@ set(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 
-find_package(Qt5 ${QT_MIN_VERSION} REQUIRED COMPONENTS Test Sensors)
+find_package(Qt5 ${QT_MIN_VERSION} REQUIRED COMPONENTS Sensors)
 find_package(KF5 ${KF5_MIN_VERSION} REQUIRED COMPONENTS
     DBusAddons
     Declarative
     I18n
 )
 
+find_package(Qt5Test ${QT_MIN_VERSION})
+set_package_properties(Qt5Test PROPERTIES
+    PURPOSE "Required for tests"
+    TYPE OPTIONAL
+)
+
 set(MIN_DISMAN_VERSION "0.519.80")
 find_package(disman ${MIN_DISMAN_VERSION} REQUIRED)
 
 add_subdirectory(kcm)
 add_subdirectory(plasma-integration)
-add_subdirectory(tests)
+if (BUILD_TESTING)
+    add_subdirectory(tests)
+endif()
 
 install(FILES kdisplay.categories  DESTINATION  ${KDE_INSTALL_LOGGINGCATEGORIESDIR})