CMake: Fix find_package(Qt6*Tools) in non-qtbase tests

Tests in non-qtbase modules could not find_package their own Qt6*Tools
packages, because add_subdirectory(tests) was called before the config
files for Qt6*Tools were created.

The creation of tools config files is done in QtPostProcess.cmake, which
was included in qt_build_repo_end(). Move that include into its own
macro, qt_build_repo_post_process() and remove it from
qt_build_repo_end(). Call qt_build_repo_post_process() before the
'tests' directory is added in qt_build_repo().

Every call site of qt_build_repo_end() must now be adjusted and call
qt_build_repo_post_process().

Task-number: QTBUG-88264
Change-Id: I80d60a1b5c0e9b715c298ef4934b562f815432d1
Reviewed-by: Alexandru Croitor <alexandru.croitor@qt.io>

CMakeLists.txt

@@ -177,13 +177,6 @@ if(NOT QT_BUILD_STANDALONE_TESTS)
     add_subdirectory(src)
 endif()
 
-if(QT_BUILD_TESTS)
-    add_subdirectory(tests)
-    if(NOT QT_BUILD_TESTS_BY_DEFAULT)
-        set_property(DIRECTORY tests PROPERTY EXCLUDE_FROM_ALL TRUE)
-    endif()
-endif()
-
 if(NOT QT_BUILD_STANDALONE_TESTS)
     if(QT_WILL_BUILD_TOOLS AND QT_FEATURE_settings)
         add_subdirectory(qmake)
@@ -208,6 +201,15 @@ if(NOT QT_BUILD_STANDALONE_TESTS)
     endforeach()
 endif()
 
+qt_build_repo_post_process()
+
+if(QT_BUILD_TESTS)
+    add_subdirectory(tests)
+    if(NOT QT_BUILD_TESTS_BY_DEFAULT)
+        set_property(DIRECTORY tests PROPERTY EXCLUDE_FROM_ALL TRUE)
+    endif()
+endif()
+
 qt_build_repo_end()
 
 if(NOT QT_BUILD_STANDALONE_TESTS AND QT_BUILD_EXAMPLES)

cmake/QtBuildInternals/QtBuildInternalsConfig.cmake

@@ -408,6 +408,7 @@ macro(qt_internal_prepare_single_repo_target_set_build)
 endmacro()
 
 macro(qt_build_repo_begin)
+    set(QT_INTERNAL_REPO_POST_PROCESS_CALLED FALSE)
     list(APPEND CMAKE_MESSAGE_CONTEXT "${PROJECT_NAME}")
 
     qt_build_internals_set_up_private_api()
@@ -543,10 +544,21 @@ macro(qt_build_repo_begin)
     endif()
 endmacro()
 
+# Runs delayed actions on some of the Qt targets.
+# Can be called either explicitly or as part of qt_build_repo_end().
+macro(qt_build_repo_post_process)
+    if(QT_INTERNAL_REPO_POST_PROCESS_CALLED)
+        return()
+    endif()
+    if(NOT QT_BUILD_STANDALONE_TESTS)
+        include(QtPostProcess)
+    endif()
+    set(QT_INTERNAL_REPO_POST_PROCESS_CALLED TRUE)
+endmacro()
+
 macro(qt_build_repo_end)
     if(NOT QT_BUILD_STANDALONE_TESTS)
-        # Delayed actions on some of the Qt targets:
-        include(QtPostProcess)
+        qt_build_repo_post_process()
 
         # Install the repo-specific cmake find modules.
         qt_path_join(__qt_repo_install_dir ${QT_CONFIG_INSTALL_DIR} ${INSTALL_CMAKE_NAMESPACE})
@@ -601,6 +613,8 @@ macro(qt_build_repo)
     qt_build_repo_impl_find_package_tests()
     qt_build_repo_impl_src()
     qt_build_repo_impl_tools()
+
+    qt_build_repo_post_process()
     qt_build_repo_impl_tests()
 
     qt_build_repo_end()

tests/auto/cmake/mockplugins/CMakeLists.txt

@@ -29,4 +29,5 @@ add_subdirectory(mock4plugin)
 add_subdirectory(mock5plugin)
 add_subdirectory(mock6plugin)
 
+qt_build_repo_post_process()
 qt_build_repo_end()

tests/auto/cmake/test_generating_cpp_exports/CMakeLists.txt

@@ -20,4 +20,5 @@ qt_build_repo_begin()
 add_subdirectory(test_autogenerating_cpp_exports)
 add_subdirectory(test_autogenerating_cpp_exports_custom_name)
 
+qt_build_repo_post_process()
 qt_build_repo_end()

tests/auto/cmake/test_static_resources/CMakeLists.txt

@@ -22,4 +22,5 @@ add_subdirectory(mock_static_resources1)
 add_subdirectory(test_init_resources_static_plugin)
 add_subdirectory(test_static_resources_propagation)
 
+qt_build_repo_post_process()
 qt_build_repo_end()