only set install targets when not doing unit tests

Author: DrDaveD

CMakeLists.txt

@@ -80,13 +80,14 @@ ExternalProject_Add(gtest
 endif()
 enable_testing()
 add_subdirectory(test)
-endif()
 
+else()
 get_directory_property(TARGETS BUILDSYSTEM_TARGETS)
 install(
   TARGETS ${TARGETS} 
   LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
   RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR} )
+endif()
 
 install(
   FILES src/scitokens.h