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Backport #5253 ยป pty_exitstatus_test.rb

thinkerbot (Simon Chiang), 09/01/2011 05:34 AM

 
require 'pty'
require 'test/unit'

class PTYExitStatusTest < Test::Unit::TestCase
def clear_process_status
system "true"
assert_equal 0, $?.exitstatus
end

def test_pty_with_wait_sets_exit_status_correctly_for_immediate_exit
clear_process_status
PTY.spawn("exit 8") do |r,w,pid|
Process.wait(pid)
end
assert_equal 8, $?.exitstatus
end

# I don't know what the truly correct behavior should be here... error?
def test_pty_with_wait_sets_exit_status_like_system_for_empty_command
clear_process_status
system ""
assert_equal 127, $?.exitstatus

clear_process_status
PTY.spawn("") do |r,w,pid|
Process.wait(pid)
end
assert_equal 127, $?.exitstatus
end
end
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