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$: << File.join( File.dirname( __FILE__ ), '../lib/')
require 'test/unit'
require 'popen4'
require 'platform'
class POpen4Test < Test::Unit::TestCase
case Platform::OS
when :win32
CMD_SHELL = "cmd"
CMD_STDERR = "ruby -e \"$stderr.puts 'ruby'\""
CMD_EXIT = "ruby -e \"$stdout.puts 'ruby'; exit 1\""
else # unix
CMD_SHELL = "sh"
CMD_STDERR = "ruby -e '$stderr.puts \"ruby\"'"
CMD_EXIT = "ruby -e '$stdout.puts \"ruby\"; exit 1'"
end
CMD_GOOD = "ruby --version"
CMD_BAD = CMD_GOOD.reverse
def test_popen4_block_good_cmd
assert_nothing_raised do
POpen4.popen4(CMD_GOOD){ |pout, perr, pin, pid| }
end
end
def test_popen4_block_bad_cmd
status = nil
assert_nothing_raised do
status = POpen4.popen4(CMD_BAD){ |pout, perr, pin, pid| }
end
assert_nil status
end
def test_popen4_block_status
status = POpen4.popen4(CMD_GOOD) do |pout, perr, pin, pid|
assert_kind_of(IO, pin)
assert_kind_of(IO, pout)
assert_kind_of(IO, perr)
assert_kind_of(Fixnum, pid)
end
assert_kind_of Process::Status, status
end
def test_open4_block_read_stdout
status = POpen4.popen4(CMD_GOOD) do |pout, perr|
assert_match(/ruby \d\.\d\.\d/, pout.gets)
end
assert_equal 0, status.exitstatus
end
def test_open4_block_read_stderr
status = POpen4.popen4(CMD_STDERR) do |pout, perr|
assert_match "ruby", perr.gets
end
assert_equal 0, status.exitstatus
end
def test_open4_block_exitstatus
status = POpen4.popen4(CMD_EXIT) do |pout, perr|
assert_match "ruby", pout.gets
end
assert_kind_of Process::Status, status
assert_equal 1, status.exitstatus
end
def test_open4_block_write_stdin
status = POpen4.popen4(CMD_SHELL) do |pout, perr, pin|
pin.puts CMD_GOOD
pin.puts "exit"
pin.close
assert_match(/ruby \d\.\d\.\d/, pout.readlines.join)
end
assert_equal 0, status.exitstatus
end
end
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