diff --git a/tests/libsingle/CMakeLists.txt b/tests/libsingle/CMakeLists.txt
index 70902b7..acd9ea9 100644
--- a/tests/libsingle/CMakeLists.txt
+++ b/tests/libsingle/CMakeLists.txt
@@ -23,9 +23,16 @@ jcm_install_config_file_package(
   CONFIGURE_PACKAGE_CONFIG_FILES
   TARGETS libsingle::libsingle)
 
+# Testing jcm_collect_subdirectory_targets:
 jcm_collect_subdirectory_targets(OUT_VAR targets)
-set(expected_targets "libsingle_libsingle;clang-format;clang-format-check")
+set(expected_targets "libsingle_libsingle" "clang-format" "clang-format-check")
+if(LIBSINGLE_BUILD_DOCS)
+  list(APPEND expected_targets "doxygen-docs")
+endif()
+if(LIBSINGLE_BUILD_TESTS)
+  list(APPEND expected_targets "libsingle-integration-test" "widget-unit-test")
+endif()
 if(NOT targets STREQUAL expected_targets)
   message(FATAL_ERROR "jcm_collect_subdirectory_targets failed. \n"
-    "Found targets:\n\t'${targets}'.\n\n Expected targets:\n\t'${targets}'")
+    "Found targets:\n\t'${targets}'.\n\n Expected targets:\n\t'${expected_targets}'")
 endif()