test_process.rb (test_popen_fork): skip test if fork is not implemented.
test_process.rb (test_getpriority): skip test if Process::PRIO_USER is not
defined.
test_process.rb (test_setpriority): cannot rescue exceptions which raise in
assert_nothing_raised. check Process:PRIO_USER before test to skip instead.
test_process.rb (test_popen_fork): skip test if fork is not implemented.
test_process.rb (test_getpriority): skip test if Process::PRIO_USER is not
defined.
test_process.rb (test_setpriority): cannot rescue exceptions which raise in
assert_nothing_raised. check Process:PRIO_USER before test to skip instead.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@17552 b2dd03c8-39d4-4d8f-98ff-823fe69b080e