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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
end
end
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