printf "\ntest %d: name='%s'\n" $test_count "$desc" >>test-output.log
printf "test %d: eval='%s'\n" $test_count "$2" >>test-output.log
eval "$2" >>test-output.log 2>>test-output.log
printf "\ntest %d: name='%s'\n" $test_count "$desc" >>test-output.log
printf "test %d: eval='%s'\n" $test_count "$2" >>test-output.log
eval "$2" >>test-output.log 2>>test-output.log