FindDoxygen: Prevent tests from interfering with each other
When doing something like ctest -j8, the FindDoxygen.SimpleTest
test case would execute multiple doxygen sub-tests that then try
to create/write to the same output directory.
When doing something like ctest -j8, the FindDoxygen.SimpleTest
test case would execute multiple doxygen sub-tests that then try
to create/write to the same output directory.