/usr/bin/gfal_test_checksum
/usr/bin/gfal_testchmod
/usr/bin/gfal_testcreatdir
/usr/bin/gfal_testdir
/usr/bin/gfal_testget
/usr/bin/gfal_testread
/usr/bin/gfal_testrw
/usr/bin/gfal_teststat
/usr/bin/gfal_testunlink
/usr/bin/gfal_unittest
You may install this package on CentOS with
yum
install gfal-doc