require "open3" require "timeout" module EnvUtil def rubybin unless ENV["RUBYOPT"] end if ruby = ENV["RUBY"] return ruby end ruby = "ruby" rubyexe = ruby+".exe" 3.times do if File.exist? ruby and File.executable? ruby and !File.directory? ruby return File.expand_path(ruby) end if File.exist? rubyexe and File.executable? rubyexe return File.expand_path(rubyexe) end ruby = File.join("..", ruby) end if defined?(RbConfig.ruby) RbConfig.ruby else "ruby" end end module_function :rubybin LANG_ENVS = %w"LANG LC_ALL LC_CTYPE" def rubyexec(*args) ruby = EnvUtil.rubybin c = "C" env = {} LANG_ENVS.each {|lc| env[lc], ENV[lc] = ENV[lc], c} stdin = stdout = stderr = nil Timeout.timeout(10) do stdin, stdout, stderr = Open3.popen3(*([ruby] + args)) env.each_pair {|lc, v| if v ENV[lc] = v else ENV.delete(lc) end } env = nil yield(stdin, stdout, stderr) end ensure env.each_pair {|lc, v| if v ENV[lc] = v else ENV.delete(lc) end } if env stdin .close unless !stdin || stdin .closed? stdout.close unless !stdout || stdout.closed? stderr.close unless !stderr || stderr.closed? end module_function :rubyexec def invoke_ruby(args, stdin_data="", capture_stdout=false, capture_stderr=false, opt={}) begin in_c, in_p = IO.pipe out_p, out_c = IO.pipe if capture_stdout err_p, err_c = IO.pipe if capture_stderr c = "C" env = {} LANG_ENVS.each {|lc| env[lc], ENV[lc] = ENV[lc], c} opt = opt.dup opt[:in] = in_c opt[:out] = out_c if capture_stdout opt[:err] = err_c if capture_stderr pid = spawn(EnvUtil.rubybin, *args, opt) in_c.close out_c.close if capture_stdout err_c.close if capture_stderr in_p.write stdin_data.to_str in_p.close th_stdout = Thread.new { out_p.read } if capture_stdout th_stderr = Thread.new { err_p.read } if capture_stderr if (!capture_stdout || th_stdout.join(10)) && (!capture_stderr || th_stderr.join(10)) stdout = th_stdout.value if capture_stdout stderr = th_stderr.value if capture_stderr else raise Timeout::Error end out_p.close if capture_stdout err_p.close if capture_stderr Process.wait pid status = $? ensure env.each_pair {|lc, v| if v ENV[lc] = v else ENV.delete(lc) end } if env in_c.close if in_c && !in_c.closed? in_p.close if in_p && !in_p.closed? out_c.close if out_c && !out_c.closed? out_p.close if out_p && !out_p.closed? err_c.close if err_c && !err_c.closed? err_p.close if err_p && !err_p.closed? (th_stdout.kill; th_stdout.join) if th_stdout (th_stderr.kill; th_stderr.join) if th_stderr end return stdout, stderr, status end module_function :invoke_ruby def verbose_warning class << (stderr = "") alias write << end stderr, $stderr, verbose, $VERBOSE = $stderr, stderr, $VERBOSE, true yield stderr ensure stderr, $stderr, $VERBOSE = $stderr, stderr, verbose return stderr end module_function :verbose_warning end module Test module Unit module Assertions public def assert_normal_exit(testsrc, message = '') in_c, in_p = IO.pipe out_p, out_c = IO.pipe pid = spawn(EnvUtil.rubybin, '-W0', STDIN=>in_c, STDOUT=>out_c, STDERR=>out_c) in_c.close out_c.close in_p.write testsrc in_p.close msg = out_p.read out_p.close Process.wait pid status = $? faildesc = nil if status.signaled? signo = status.termsig signame = Signal.list.invert[signo] sigdesc = "signal #{signo}" if signame sigdesc = "SIG#{signame} (#{sigdesc})" end if status.coredump? sigdesc << " (core dumped)" end full_message = '' if !message.empty? full_message << message << "\n" end if msg.empty? full_message << "pid #{pid} killed by #{sigdesc}" else msg << "\n" if /\n\z/ !~ msg full_message << "pid #{pid} killed by #{sigdesc}\n#{msg.gsub(/^/, '| ')}" end end assert_block(full_message) { !status.signaled? } ensure in_c.close if in_c && !in_c.closed? in_p.close if in_p && !in_p.closed? out_c.close if out_c && !out_c.closed? out_p.close if out_p && !out_p.closed? end def assert_in_out_err(args, test_stdin = "", test_stdout = [], test_stderr = [], message = nil, opt={}) stdout, stderr, status = EnvUtil.invoke_ruby(args, test_stdin, true, true, opt) if block_given? yield(stdout.lines.map {|l| l.chomp }, stderr.lines.map {|l| l.chomp }) else if test_stdout.is_a?(Regexp) assert_match(test_stdout, stdout, message) else assert_equal(test_stdout, stdout.lines.map {|l| l.chomp }, message) end if test_stderr.is_a?(Regexp) assert_match(test_stderr, stderr, message) else assert_equal(test_stderr, stderr.lines.map {|l| l.chomp }, message) end end end def assert_ruby_status(args, test_stdin="", message=nil, opt={}) stdout, stderr, status = EnvUtil.invoke_ruby(args, test_stdin, false, false, opt) m = message ? "#{message} (#{status.inspect})" : "ruby exit status is not success: #{status.inspect}" assert(status.success?, m) end end end end begin require 'rbconfig' rescue LoadError else module RbConfig @ruby = EnvUtil.rubybin class << self undef ruby if method_defined?(:ruby) attr_reader :ruby end dir = File.dirname(ruby) name = File.basename(ruby, CONFIG['EXEEXT']) CONFIG['bindir'] = dir CONFIG['ruby_install_name'] = name CONFIG['RUBY_INSTALL_NAME'] = name Gem::ConfigMap[:bindir] = dir end end