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ruby--ruby/tool/lib/test/unit.rb
Takashi Kokubun ead96e7b44
Rename test_jit to test_mjit
to avoid confusion with YJIT
2022-05-20 21:32:55 -07:00

1780 lines
50 KiB
Ruby

# frozen_string_literal: true
require_relative '../envutil'
require_relative '../colorize'
require_relative '../leakchecker'
require_relative '../test/unit/testcase'
require 'optparse'
# See Test::Unit
module Test
class << self
##
# Filter object for backtraces.
attr_accessor :backtrace_filter
end
class BacktraceFilter # :nodoc:
def filter bt
return ["No backtrace"] unless bt
new_bt = []
pattern = %r[/(?:lib\/test/|core_assertions\.rb:)]
unless $DEBUG then
bt.each do |line|
break if pattern.match?(line)
new_bt << line
end
new_bt = bt.reject { |line| pattern.match?(line) } if new_bt.empty?
new_bt = bt.dup if new_bt.empty?
else
new_bt = bt.dup
end
new_bt
end
end
self.backtrace_filter = BacktraceFilter.new
def self.filter_backtrace bt # :nodoc:
backtrace_filter.filter bt
end
##
# Test::Unit is an implementation of the xUnit testing framework for Ruby.
module Unit
##
# Assertion base class
class AssertionFailedError < Exception; end
##
# Assertion raised when skipping a test
class PendedError < AssertionFailedError; end
module Order
class NoSort
def initialize(seed)
end
def sort_by_name(list)
list
end
alias sort_by_string sort_by_name
def group(list)
list
end
end
module MJITFirst
def group(list)
# MJIT first
mjit, others = list.partition {|e| /test_mjit/ =~ e}
mjit + others
end
end
class Alpha < NoSort
include MJITFirst
def sort_by_name(list)
list.sort_by(&:name)
end
def sort_by_string(list)
list.sort
end
end
# shuffle test suites based on CRC32 of their names
Shuffle = Struct.new(:seed, :salt) do
include MJITFirst
def initialize(seed)
self.class::CRC_TBL ||= (0..255).map {|i|
(0..7).inject(i) {|c,| (c & 1 == 1) ? (0xEDB88320 ^ (c >> 1)) : (c >> 1) }
}.freeze
salt = [seed].pack("V").unpack1("H*")
super(seed, "\n#{salt}".freeze).freeze
end
def sort_by_name(list)
list.sort_by {|e| randomize_key(e.name)}
end
def sort_by_string(list)
list.sort_by {|e| randomize_key(e)}
end
private
def crc32(str, crc32 = 0xffffffff)
crc_tbl = self.class::CRC_TBL
str.each_byte do |data|
crc32 = crc_tbl[(crc32 ^ data) & 0xff] ^ (crc32 >> 8)
end
crc32
end
def randomize_key(name)
crc32(salt, crc32(name)) ^ 0xffffffff
end
end
Types = {
random: Shuffle,
alpha: Alpha,
sorted: Alpha,
nosort: NoSort,
}
Types.default_proc = proc {|_, order|
raise "Unknown test_order: #{order.inspect}"
}
end
module RunCount # :nodoc: all
@@run_count = 0
def self.have_run?
@@run_count.nonzero?
end
def run(*)
@@run_count += 1
super
end
def run_once
return if have_run?
return if $! # don't run if there was an exception
yield
end
module_function :run_once
end
module Options # :nodoc: all
def initialize(*, &block)
@init_hook = block
@options = nil
super(&nil)
end
def option_parser
@option_parser ||= OptionParser.new
end
def process_args(args = [])
return @options if @options
orig_args = args.dup
options = {}
opts = option_parser
setup_options(opts, options)
opts.parse!(args)
orig_args -= args
args = @init_hook.call(args, options) if @init_hook
non_options(args, options)
@run_options = orig_args
order = options[:test_order]
if seed = options[:seed]
order ||= :random
elsif (order ||= :random) == :random
seed = options[:seed] = rand(0x10000)
orig_args.unshift "--seed=#{seed}"
end
Test::Unit::TestCase.test_order = order if order
order = Test::Unit::TestCase.test_order
@order = Test::Unit::Order::Types[order].new(seed)
@help = "\n" + orig_args.map { |s|
" " + (s =~ /[\s|&<>$()]/ ? s.inspect : s)
}.join("\n")
@failed_output = options[:stderr_on_failure] ? $stderr : $stdout
@options = options
end
private
def setup_options(opts, options)
opts.separator 'test-unit options:'
opts.on '-h', '--help', 'Display this help.' do
puts opts
exit
end
opts.on '-s', '--seed SEED', Integer, "Sets random seed" do |m|
options[:seed] = m.to_i
end
opts.on '-v', '--verbose', "Verbose. Show progress processing files." do
options[:verbose] = true
self.verbose = options[:verbose]
end
opts.on '-n', '--name PATTERN', "Filter test method names on pattern: /REGEXP/, !/REGEXP/ or STRING" do |a|
(options[:filter] ||= []) << a
end
orders = Test::Unit::Order::Types.keys
opts.on "--test-order=#{orders.join('|')}", orders do |a|
options[:test_order] = a
end
end
def non_options(files, options)
filter = options[:filter]
if filter
pos_pat = /\A\/(.*)\/\z/
neg_pat = /\A!\/(.*)\/\z/
negative, positive = filter.partition {|s| neg_pat =~ s}
if positive.empty?
filter = nil
elsif negative.empty? and positive.size == 1 and pos_pat !~ positive[0]
filter = positive[0]
unless /\A[A-Z]\w*(?:::[A-Z]\w*)*#/ =~ filter
filter = /##{Regexp.quote(filter)}\z/
end
else
filter = Regexp.union(*positive.map! {|s| Regexp.new(s[pos_pat, 1] || "\\A#{Regexp.quote(s)}\\z")})
end
unless negative.empty?
negative = Regexp.union(*negative.map! {|s| Regexp.new(s[neg_pat, 1])})
filter = /\A(?=.*#{filter})(?!.*#{negative})/
end
options[:filter] = filter
end
true
end
end
module Parallel # :nodoc: all
def process_args(args = [])
return @options if @options
options = super
if @options[:parallel]
@files = args
end
options
end
def non_options(files, options)
@jobserver = nil
makeflags = ENV.delete("MAKEFLAGS")
if !options[:parallel] and
/(?:\A|\s)--jobserver-(?:auth|fds)=(\d+),(\d+)/ =~ makeflags
begin
r = IO.for_fd($1.to_i(10), "rb", autoclose: false)
w = IO.for_fd($2.to_i(10), "wb", autoclose: false)
rescue
r.close if r
nil
else
r.close_on_exec = true
w.close_on_exec = true
@jobserver = [r, w]
options[:parallel] ||= 1
end
end
@worker_timeout = EnvUtil.apply_timeout_scale(options[:worker_timeout] || 180)
super
end
def status(*args)
result = super
raise @interrupt if @interrupt
result
end
private
def setup_options(opts, options)
super
opts.separator "parallel test options:"
options[:retry] = true
opts.on '-j N', '--jobs N', /\A(t)?(\d+)\z/, "Allow run tests with N jobs at once" do |_, t, a|
options[:testing] = true & t # For testing
options[:parallel] = a.to_i
end
opts.on '--worker-timeout=N', Integer, "Timeout workers not responding in N seconds" do |a|
options[:worker_timeout] = a
end
opts.on '--separate', "Restart job process after one testcase has done" do
options[:parallel] ||= 1
options[:separate] = true
end
opts.on '--retry', "Retry running testcase when --jobs specified" do
options[:retry] = true
end
opts.on '--no-retry', "Disable --retry" do
options[:retry] = false
end
opts.on '--ruby VAL', "Path to ruby which is used at -j option" do |a|
options[:ruby] = a.split(/ /).reject(&:empty?)
end
opts.on '--timetable-data=FILE', "Path to timetable data" do |a|
options[:timetable_data] = a
end
end
class Worker
def self.launch(ruby,args=[])
scale = EnvUtil.timeout_scale
io = IO.popen([*ruby, "-W1",
"#{__dir__}/unit/parallel.rb",
*("--timeout-scale=#{scale}" if scale),
*args], "rb+")
new(io, io.pid, :waiting)
end
attr_reader :quit_called
attr_accessor :start_time
attr_accessor :response_at
attr_accessor :current
@@worker_number = 0
def initialize(io, pid, status)
@num = (@@worker_number += 1)
@io = io
@pid = pid
@status = status
@file = nil
@real_file = nil
@loadpath = []
@hooks = {}
@quit_called = false
@response_at = nil
end
def name
"Worker #{@num}"
end
def puts(*args)
@io.puts(*args)
end
def run(task,type)
@file = File.basename(task, ".rb")
@real_file = task
begin
puts "loadpath #{[Marshal.dump($:-@loadpath)].pack("m0")}"
@loadpath = $:.dup
puts "run #{task} #{type}"
@status = :prepare
@start_time = Time.now
@response_at = @start_time
rescue Errno::EPIPE
died
rescue IOError
raise unless /stream closed|closed stream/ =~ $!.message
died
end
end
def hook(id,&block)
@hooks[id] ||= []
@hooks[id] << block
self
end
def read
res = (@status == :quit) ? @io.read : @io.gets
@response_at = Time.now
res && res.chomp
end
def close
@io.close unless @io.closed?
self
rescue IOError
end
def quit
return if @io.closed?
@quit_called = true
@io.puts "quit"
rescue Errno::EPIPE => e
warn "#{@pid}:#{@status.to_s.ljust(7)}:#{@file}: #{e.message}"
end
def kill
Process.kill(:KILL, @pid)
rescue Errno::ESRCH
end
def died(*additional)
@status = :quit
@io.close
status = $?
if status and status.signaled?
additional[0] ||= SignalException.new(status.termsig)
end
call_hook(:dead,*additional)
end
def to_s
if @file and @status != :ready
"#{@pid}=#{@file}"
else
"#{@pid}:#{@status.to_s.ljust(7)}"
end
end
attr_reader :io, :pid
attr_accessor :status, :file, :real_file, :loadpath
private
def call_hook(id,*additional)
@hooks[id] ||= []
@hooks[id].each{|hook| hook[self,additional] }
self
end
end
def flush_job_tokens
if @jobserver
r, w = @jobserver.shift(2)
@jobserver = nil
w << @job_tokens.slice!(0..-1)
r.close
w.close
end
end
def after_worker_down(worker, e=nil, c=false)
return unless @options[:parallel]
return if @interrupt
flush_job_tokens
warn e if e
real_file = worker.real_file and warn "running file: #{real_file}"
@need_quit = true
warn ""
warn "A test worker crashed. It might be an interpreter bug or"
warn "a bug in test/unit/parallel.rb. Try again without the -j"
warn "option."
warn ""
if File.exist?('core')
require 'fileutils'
require 'time'
Dir.glob('/tmp/test-unit-core.*').each do |f|
if Time.now - File.mtime(f) > 7 * 24 * 60 * 60 # 7 days
warn "Deleting an old core file: #{f}"
FileUtils.rm(f)
end
end
core_path = "/tmp/test-unit-core.#{Time.now.utc.iso8601}"
warn "A core file is found. Saving it at: #{core_path.dump}"
FileUtils.mv('core', core_path)
cmd = ['gdb', RbConfig.ruby, '-c', core_path, '-ex', 'bt', '-batch']
p cmd # debugging why it's not working
system(*cmd)
end
STDERR.flush
exit c
end
def after_worker_quit(worker)
return unless @options[:parallel]
return if @interrupt
worker.close
if @jobserver and (token = @job_tokens.slice!(0))
@jobserver[1] << token
end
@workers.delete(worker)
@dead_workers << worker
@ios = @workers.map(&:io)
end
def launch_worker
begin
worker = Worker.launch(@options[:ruby], @run_options)
rescue => e
abort "ERROR: Failed to launch job process - #{e.class}: #{e.message}"
end
worker.hook(:dead) do |w,info|
after_worker_quit w
after_worker_down w, *info if !info.empty? && !worker.quit_called
end
@workers << worker
@ios << worker.io
@workers_hash[worker.io] = worker
worker
end
def delete_worker(worker)
@workers_hash.delete worker.io
@workers.delete worker
@ios.delete worker.io
end
def quit_workers(&cond)
return if @workers.empty?
closed = [] if cond
@workers.reject! do |worker|
next unless cond&.call(worker)
begin
Timeout.timeout(1) do
worker.quit
end
rescue Errno::EPIPE
rescue Timeout::Error
end
closed&.push worker
begin
Timeout.timeout(0.2) do
worker.close
end
rescue Timeout::Error
worker.kill
retry
end
@ios.delete worker.io
end
return if (closed ||= @workers).empty?
pids = closed.map(&:pid)
begin
Timeout.timeout(0.2 * closed.size) do
Process.waitall
end
rescue Timeout::Error
if pids
Process.kill(:KILL, *pids) rescue nil
pids = nil
retry
end
end
@workers.clear unless cond
closed
end
FakeClass = Struct.new(:name)
def fake_class(name)
(@fake_classes ||= {})[name] ||= FakeClass.new(name)
end
def deal(io, type, result, rep, shutting_down = false)
worker = @workers_hash[io]
cmd = worker.read
cmd.sub!(/\A\.+/, '') if cmd # read may return nil
case cmd
when ''
# just only dots, ignore
when /^okay$/
worker.status = :running
when /^ready(!)?$/
bang = $1
worker.status = :ready
unless task = @tasks.shift
worker.quit
return nil
end
if @options[:separate] and not bang
worker.quit
worker = launch_worker
end
worker.run(task, type)
@test_count += 1
jobs_status(worker)
when /^start (.+?)$/
worker.current = Marshal.load($1.unpack1("m"))
when /^done (.+?)$/
begin
r = Marshal.load($1.unpack1("m"))
rescue
print "unknown object: #{$1.unpack1("m").dump}"
return true
end
result << r[0..1] unless r[0..1] == [nil,nil]
rep << {file: worker.real_file, report: r[2], result: r[3], testcase: r[5]}
$:.push(*r[4]).uniq!
jobs_status(worker) if @options[:job_status] == :replace
return true
when /^record (.+?)$/
begin
r = Marshal.load($1.unpack1("m"))
suite = r.first
key = [worker.name, suite]
if @records[key]
@records[key][1] = worker.start_time = Time.now
else
@records[key] = [worker.start_time, Time.now]
end
rescue => e
print "unknown record: #{e.message} #{$1.unpack1("m").dump}"
return true
end
record(fake_class(r[0]), *r[1..-1])
when /^p (.+?)$/
del_jobs_status
print $1.unpack1("m")
jobs_status(worker) if @options[:job_status] == :replace
when /^after (.+?)$/
@warnings << Marshal.load($1.unpack1("m"))
when /^bye (.+?)$/
after_worker_down worker, Marshal.load($1.unpack1("m"))
when /^bye$/, nil
if shutting_down || worker.quit_called
after_worker_quit worker
else
after_worker_down worker
end
else
print "unknown command: #{cmd.dump}\n"
end
return false
end
def _run_parallel suites, type, result
@records = {}
if @options[:parallel] < 1
warn "Error: parameter of -j option should be greater than 0."
return
end
# Require needed thing for parallel running
require 'timeout'
@tasks = @order.group(@order.sort_by_string(@files)) # Array of filenames.
@need_quit = false
@dead_workers = [] # Array of dead workers.
@warnings = []
@total_tests = @tasks.size.to_s(10)
rep = [] # FIXME: more good naming
@workers = [] # Array of workers.
@workers_hash = {} # out-IO => worker
@ios = [] # Array of worker IOs
@job_tokens = String.new(encoding: Encoding::ASCII_8BIT) if @jobserver
begin
[@tasks.size, @options[:parallel]].min.times {launch_worker}
while true
timeout = [(@workers.filter_map {|w| w.response_at}.min&.-(Time.now) || 0) + @worker_timeout, 1].max
if !(_io = IO.select(@ios, nil, nil, timeout))
timeout = Time.now - @worker_timeout
quit_workers {|w| w.response_at&.<(timeout) }&.map {|w|
rep << {file: w.real_file, result: nil, testcase: w.current[0], error: w.current}
}
elsif _io.first.any? {|io|
@need_quit or
(deal(io, type, result, rep).nil? and
!@workers.any? {|x| [:running, :prepare].include? x.status})
}
break
end
break if @tasks.empty? and @workers.empty?
if @jobserver and @job_tokens and !@tasks.empty? and
((newjobs = [@tasks.size, @options[:parallel]].min) > @workers.size or
!@workers.any? {|x| x.status == :ready})
t = @jobserver[0].read_nonblock(newjobs, exception: false)
if String === t
@job_tokens << t
t.size.times {launch_worker}
end
end
end
rescue Interrupt => ex
@interrupt = ex
return result
ensure
if file = @options[:timetable_data]
open(file, 'w'){|f|
@records.each{|(worker, suite), (st, ed)|
f.puts '[' + [worker.dump, suite.dump, st.to_f * 1_000, ed.to_f * 1_000].join(", ") + '],'
}
}
end
if @interrupt
@ios.select!{|x| @workers_hash[x].status == :running }
while !@ios.empty? && (__io = IO.select(@ios,[],[],10))
__io[0].reject! {|io| deal(io, type, result, rep, true)}
end
end
quit_workers
flush_job_tokens
unless @interrupt || !@options[:retry] || @need_quit
parallel = @options[:parallel]
@options[:parallel] = false
suites, rep = rep.partition {|r|
r[:testcase] && r[:file] &&
(!r.key?(:report) || r[:report].any? {|e| !e[2].is_a?(Test::Unit::PendedError)})
}
suites.map {|r| File.realpath(r[:file])}.uniq.each {|file| require file}
del_status_line or puts
error, suites = suites.partition {|r| r[:error]}
unless suites.empty?
puts "\n""Retrying..."
@verbose = options[:verbose]
suites.map! {|r| ::Object.const_get(r[:testcase])}
_run_suites(suites, type)
end
unless error.empty?
puts "\n""Retrying hung up testcases..."
error = error.map do |r|
begin
::Object.const_get(r[:testcase])
rescue NameError
# testcase doesn't specify the correct case, so show `r` for information
require 'pp'
$stderr.puts "Retrying is failed because the file and testcase is not consistent:"
PP.pp r, $stderr
@errors += 1
nil
end
end.compact
verbose = @verbose
job_status = options[:job_status]
options[:verbose] = @verbose = true
options[:job_status] = :normal
result.concat _run_suites(error, type)
options[:verbose] = @verbose = verbose
options[:job_status] = job_status
end
@options[:parallel] = parallel
end
unless @options[:retry]
del_status_line or puts
end
unless rep.empty?
rep.each do |r|
if r[:error]
puke(*r[:error], Timeout::Error)
next
end
r[:report]&.each do |f|
puke(*f) if f
end
end
if @options[:retry]
rep.each do |x|
(e, f, s = x[:result]) or next
@errors += e
@failures += f
@skips += s
end
end
end
unless @warnings.empty?
warn ""
@warnings.uniq! {|w| w[1].message}
@warnings.each do |w|
warn "#{w[0]}: #{w[1].message} (#{w[1].class})"
end
warn ""
end
end
end
def _run_suites suites, type
_prepare_run(suites, type)
@interrupt = nil
result = []
GC.start
if @options[:parallel]
_run_parallel suites, type, result
else
suites.each {|suite|
begin
result << _run_suite(suite, type)
rescue Interrupt => e
@interrupt = e
break
end
}
end
del_status_line
result
end
end
module Skipping # :nodoc: all
def failed(s)
super if !s or @options[:hide_skip]
end
private
def setup_options(opts, options)
super
opts.separator "skipping options:"
options[:hide_skip] = true
opts.on '-q', '--hide-skip', 'Hide skipped tests' do
options[:hide_skip] = true
end
opts.on '--show-skip', 'Show skipped tests' do
options[:hide_skip] = false
end
end
def _run_suites(suites, type)
result = super
report.reject!{|r| r.start_with? "Skipped:" } if @options[:hide_skip]
report.sort_by!{|r| r.start_with?("Skipped:") ? 0 : \
(r.start_with?("Failure:") ? 1 : 2) }
failed(nil)
result
end
end
module Statistics
def update_list(list, rec, max)
if i = list.empty? ? 0 : list.bsearch_index {|*a| yield(*a)}
list[i, 0] = [rec]
list[max..-1] = [] if list.size >= max
end
end
def record(suite, method, assertions, time, error)
if @options.values_at(:longest, :most_asserted).any?
@tops ||= {}
rec = [suite.name, method, assertions, time, error]
if max = @options[:longest]
update_list(@tops[:longest] ||= [], rec, max) {|_,_,_,t,_|t<time}
end
if max = @options[:most_asserted]
update_list(@tops[:most_asserted] ||= [], rec, max) {|_,_,a,_,_|a<assertions}
end
end
# (((@record ||= {})[suite] ||= {})[method]) = [assertions, time, error]
super
end
def run(*args)
result = super
if @tops ||= nil
@tops.each do |t, list|
if list
puts "#{t.to_s.tr('_', ' ')} tests:"
list.each {|suite, method, assertions, time, error|
printf "%5.2fsec(%d): %s#%s\n", time, assertions, suite, method
}
end
end
end
result
end
private
def setup_options(opts, options)
super
opts.separator "statistics options:"
opts.on '--longest=N', Integer, 'Show longest N tests' do |n|
options[:longest] = n
end
opts.on '--most-asserted=N', Integer, 'Show most asserted N tests' do |n|
options[:most_asserted] = n
end
end
end
module StatusLine # :nodoc: all
def terminal_width
unless @terminal_width ||= nil
begin
require 'io/console'
width = $stdout.winsize[1]
rescue LoadError, NoMethodError, Errno::ENOTTY, Errno::EBADF, Errno::EINVAL
width = ENV["COLUMNS"].to_i.nonzero? || 80
end
width -= 1 if /mswin|mingw/ =~ RUBY_PLATFORM
@terminal_width = width
end
@terminal_width
end
def del_status_line(flush = true)
@status_line_size ||= 0
if @options[:job_status] == :replace
$stdout.print "\r"+" "*@status_line_size+"\r"
else
$stdout.puts if @status_line_size > 0
end
$stdout.flush if flush
@status_line_size = 0
end
def add_status(line)
@status_line_size ||= 0
if @options[:job_status] == :replace
line = line[0...(terminal_width-@status_line_size)]
end
print line
@status_line_size += line.size
end
def jobs_status(worker)
return if !@options[:job_status] or @verbose
if @options[:job_status] == :replace
status_line = @workers.map(&:to_s).join(" ")
else
status_line = worker.to_s
end
update_status(status_line) or (puts; nil)
end
def del_jobs_status
return unless @options[:job_status] == :replace && @status_line_size.nonzero?
del_status_line
end
def output
(@output ||= nil) || super
end
def _prepare_run(suites, type)
options[:job_status] ||= :replace if @tty && !@verbose
case options[:color]
when :always
color = true
when :auto, nil
color = true if @tty || @options[:job_status] == :replace
else
color = false
end
@colorize = Colorize.new(color, colors_file: File.join(__dir__, "../../colors"))
if color or @options[:job_status] == :replace
@verbose = !options[:parallel]
end
@output = Output.new(self) unless @options[:testing]
filter = options[:filter]
type = "#{type}_methods"
total = if filter
suites.inject(0) {|n, suite| n + suite.send(type).grep(filter).size}
else
suites.inject(0) {|n, suite| n + suite.send(type).size}
end
@test_count = 0
@total_tests = total.to_s(10)
end
def new_test(s)
@test_count += 1
update_status(s)
end
def update_status(s)
count = @test_count.to_s(10).rjust(@total_tests.size)
del_status_line(false)
add_status(@colorize.pass("[#{count}/#{@total_tests}]"))
add_status(" #{s}")
$stdout.print "\r" if @options[:job_status] == :replace and !@verbose
$stdout.flush
end
def _print(s); $stdout.print(s); end
def succeed; del_status_line; end
def failed(s)
return if s and @options[:job_status] != :replace
sep = "\n"
@report_count ||= 0
report.each do |msg|
if msg.start_with? "Skipped:"
if @options[:hide_skip]
del_status_line
next
end
color = :skip
else
color = :fail
end
first, msg = msg.split(/$/, 2)
first = sprintf("%3d) %s", @report_count += 1, first)
@failed_output.print(sep, @colorize.decorate(first, color), msg, "\n")
sep = nil
end
report.clear
end
def initialize
super
@tty = $stdout.tty?
end
def run(*args)
result = super
puts "\nruby -v: #{RUBY_DESCRIPTION}"
result
end
private
def setup_options(opts, options)
super
opts.separator "status line options:"
options[:job_status] = nil
opts.on '--jobs-status [TYPE]', [:normal, :replace, :none],
"Show status of jobs every file; Disabled when --jobs isn't specified." do |type|
options[:job_status] = (type || :normal if type != :none)
end
opts.on '--color[=WHEN]',
[:always, :never, :auto],
"colorize the output. WHEN defaults to 'always'", "or can be 'never' or 'auto'." do |c|
options[:color] = c || :always
end
opts.on '--tty[=WHEN]',
[:yes, :no],
"force to output tty control. WHEN defaults to 'yes'", "or can be 'no'." do |c|
@tty = c != :no
end
end
class Output < Struct.new(:runner) # :nodoc: all
def puts(*a) $stdout.puts(*a) unless a.empty? end
def respond_to_missing?(*a) $stdout.respond_to?(*a) end
def method_missing(*a, &b) $stdout.__send__(*a, &b) end
def print(s)
case s
when /\A(.*\#.*) = \z/
runner.new_test($1)
when /\A(.* s) = \z/
runner.add_status(" = #$1")
when /\A\.+\z/
runner.succeed
when /\A\.*[EFS][EFS.]*\z/
runner.failed(s)
else
$stdout.print(s)
end
end
end
end
module LoadPathOption # :nodoc: all
def non_options(files, options)
begin
require "rbconfig"
rescue LoadError
warn "#{caller(1, 1)[0]}: warning: Parallel running disabled because can't get path to ruby; run specify with --ruby argument"
options[:parallel] = nil
else
options[:ruby] ||= [RbConfig.ruby]
end
super
end
def setup_options(parser, options)
super
parser.separator "load path options:"
parser.on '-Idirectory', 'Add library load path' do |dirs|
dirs.split(':').each { |d| $LOAD_PATH.unshift d }
end
end
end
module GlobOption # :nodoc: all
@@testfile_prefix = "test"
@@testfile_suffix = "test"
def setup_options(parser, options)
super
parser.separator "globbing options:"
parser.on '-B', '--base-directory DIR', 'Base directory to glob.' do |dir|
raise OptionParser::InvalidArgument, "not a directory: #{dir}" unless File.directory?(dir)
options[:base_directory] = dir
end
parser.on '-x', '--exclude REGEXP', 'Exclude test files on pattern.' do |pattern|
(options[:reject] ||= []) << pattern
end
parser.on '--stderr-on-failure', 'Use stderr to print failure messages' do
options[:stderr_on_failure] = true
end
end
def complement_test_name f, orig_f
basename = File.basename(f)
if /\.rb\z/ !~ basename
return File.join(File.dirname(f), basename+'.rb')
elsif /\Atest_/ !~ basename
return File.join(File.dirname(f), 'test_'+basename)
end if f.end_with?(basename) # otherwise basename is dirname/
raise ArgumentError, "file not found: #{orig_f}"
end
def non_options(files, options)
paths = [options.delete(:base_directory), nil].uniq
if reject = options.delete(:reject)
reject_pat = Regexp.union(reject.map {|r| %r"#{r}"})
end
files.map! {|f|
f = f.tr(File::ALT_SEPARATOR, File::SEPARATOR) if File::ALT_SEPARATOR
orig_f = f
while true
ret = ((paths if /\A\.\.?(?:\z|\/)/ !~ f) || [nil]).any? do |prefix|
if prefix
path = f.empty? ? prefix : "#{prefix}/#{f}"
else
next if f.empty?
path = f
end
if f.end_with?(File::SEPARATOR) or !f.include?(File::SEPARATOR) or File.directory?(path)
match = (Dir["#{path}/**/#{@@testfile_prefix}_*.rb"] + Dir["#{path}/**/*_#{@@testfile_suffix}.rb"]).uniq
else
match = Dir[path]
end
if !match.empty?
if reject
match.reject! {|n|
n = n[(prefix.length+1)..-1] if prefix
reject_pat =~ n
}
end
break match
elsif !reject or reject_pat !~ f and File.exist? path
break path
end
end
if !ret
f = complement_test_name(f, orig_f)
else
break ret
end
end
}
files.flatten!
super(files, options)
end
end
module GCOption # :nodoc: all
def setup_options(parser, options)
super
parser.separator "GC options:"
parser.on '--[no-]gc-stress', 'Set GC.stress as true' do |flag|
options[:gc_stress] = flag
end
parser.on '--[no-]gc-compact', 'GC.compact every time' do |flag|
options[:gc_compact] = flag
end
end
def non_options(files, options)
if options.delete(:gc_stress)
Test::Unit::TestCase.class_eval do
oldrun = instance_method(:run)
define_method(:run) do |runner|
begin
gc_stress, GC.stress = GC.stress, true
oldrun.bind_call(self, runner)
ensure
GC.stress = gc_stress
end
end
end
end
if options.delete(:gc_compact)
Test::Unit::TestCase.class_eval do
oldrun = instance_method(:run)
define_method(:run) do |runner|
begin
oldrun.bind_call(self, runner)
ensure
GC.compact
end
end
end
end
super
end
end
module RequireFiles # :nodoc: all
def non_options(files, options)
return false if !super
errors = {}
result = false
files.each {|f|
d = File.dirname(path = File.realpath(f))
unless $:.include? d
$: << d
end
begin
require path unless options[:parallel]
result = true
rescue LoadError
next if errors[$!.message]
errors[$!.message] = true
puts "#{f}: #{$!}"
end
}
result
end
end
module RepeatOption # :nodoc: all
def setup_options(parser, options)
super
options[:repeat_count] = nil
parser.separator "repeat options:"
parser.on '--repeat-count=NUM', "Number of times to repeat", Integer do |n|
options[:repeat_count] = n
end
end
def _run_anything(type)
@repeat_count = @options[:repeat_count]
super
end
end
module ExcludesOption # :nodoc: all
class ExcludedMethods < Struct.new(:excludes)
def exclude(name, reason)
excludes[name] = reason
end
def exclude_from(klass)
excludes = self.excludes
pattern = excludes.keys.grep(Regexp).tap {|k|
break (Regexp.new(k.join('|')) unless k.empty?)
}
klass.class_eval do
public_instance_methods(false).each do |method|
if excludes[method] or (pattern and pattern =~ method)
remove_method(method)
end
end
public_instance_methods(true).each do |method|
if excludes[method] or (pattern and pattern =~ method)
undef_method(method)
end
end
end
end
def self.load(dirs, name)
return unless dirs and name
instance = nil
dirs.each do |dir|
path = File.join(dir, name.gsub(/::/, '/') + ".rb")
begin
src = File.read(path)
rescue Errno::ENOENT
nil
else
instance ||= new({})
instance.instance_eval(src, path)
end
end
instance
end
end
def setup_options(parser, options)
super
if excludes = ENV["EXCLUDES"]
excludes = excludes.split(File::PATH_SEPARATOR)
end
options[:excludes] = excludes || []
parser.separator "excludes options:"
parser.on '-X', '--excludes-dir DIRECTORY', "Directory name of exclude files" do |d|
options[:excludes].concat d.split(File::PATH_SEPARATOR)
end
end
def _run_suite(suite, type)
if ex = ExcludedMethods.load(@options[:excludes], suite.name)
ex.exclude_from(suite)
end
super
end
end
module TimeoutOption
def setup_options(parser, options)
super
parser.separator "timeout options:"
parser.on '--timeout-scale NUM', '--subprocess-timeout-scale NUM', "Scale timeout", Float do |scale|
raise OptionParser::InvalidArgument, "timeout scale must be positive" unless scale > 0
options[:timeout_scale] = scale
end
end
def non_options(files, options)
if scale = options[:timeout_scale] or
(scale = ENV["RUBY_TEST_TIMEOUT_SCALE"] || ENV["RUBY_TEST_SUBPROCESS_TIMEOUT_SCALE"] and
(scale = scale.to_f) > 0)
EnvUtil.timeout_scale = scale
end
super
end
end
class Runner # :nodoc: all
attr_accessor :report, :failures, :errors, :skips # :nodoc:
attr_accessor :assertion_count # :nodoc:
attr_writer :test_count # :nodoc:
attr_accessor :start_time # :nodoc:
attr_accessor :help # :nodoc:
attr_accessor :verbose # :nodoc:
attr_writer :options # :nodoc:
##
# :attr:
#
# if true, installs an "INFO" signal handler (only available to BSD and
# OS X users) which prints diagnostic information about the test run.
#
# This is auto-detected by default but may be overridden by custom
# runners.
attr_accessor :info_signal
##
# Lazy accessor for options.
def options
@options ||= {seed: 42}
end
@@installed_at_exit ||= false
@@out = $stdout
@@after_tests = []
@@current_repeat_count = 0
##
# A simple hook allowing you to run a block of code after _all_ of
# the tests are done. Eg:
#
# Test::Unit::Runner.after_tests { p $debugging_info }
def self.after_tests &block
@@after_tests << block
end
##
# Returns the stream to use for output.
def self.output
@@out
end
##
# Sets Test::Unit::Runner to write output to +stream+. $stdout is the default
# output
def self.output= stream
@@out = stream
end
##
# Tells Test::Unit::Runner to delegate to +runner+, an instance of a
# Test::Unit::Runner subclass, when Test::Unit::Runner#run is called.
def self.runner= runner
@@runner = runner
end
##
# Returns the Test::Unit::Runner subclass instance that will be used
# to run the tests. A Test::Unit::Runner instance is the default
# runner.
def self.runner
@@runner ||= self.new
end
##
# Return all plugins' run methods (methods that start with "run_").
def self.plugins
@@plugins ||= (["run_tests"] +
public_instance_methods(false).
grep(/^run_/).map { |s| s.to_s }).uniq
end
##
# Return the IO for output.
def output
self.class.output
end
def puts *a # :nodoc:
output.puts(*a)
end
def print *a # :nodoc:
output.print(*a)
end
def test_count # :nodoc:
@test_count ||= 0
end
##
# Runner for a given +type+ (eg, test vs bench).
def self.current_repeat_count
@@current_repeat_count
end
def _run_anything type
suites = Test::Unit::TestCase.send "#{type}_suites"
return if suites.empty?
suites = @order.sort_by_name(suites)
puts
puts "# Running #{type}s:"
puts
@test_count, @assertion_count = 0, 0
test_count = assertion_count = 0
sync = output.respond_to? :"sync=" # stupid emacs
old_sync, output.sync = output.sync, true if sync
@@current_repeat_count = 0
begin
start = Time.now
results = _run_suites suites, type
@test_count = results.inject(0) { |sum, (tc, _)| sum + tc }
@assertion_count = results.inject(0) { |sum, (_, ac)| sum + ac }
test_count += @test_count
assertion_count += @assertion_count
t = Time.now - start
@@current_repeat_count += 1
unless @repeat_count
puts
puts
end
puts "Finished%s %ss in %.6fs, %.4f tests/s, %.4f assertions/s.\n" %
[(@repeat_count ? "(#{@@current_repeat_count}/#{@repeat_count}) " : ""), type,
t, @test_count.fdiv(t), @assertion_count.fdiv(t)]
end while @repeat_count && @@current_repeat_count < @repeat_count &&
report.empty? && failures.zero? && errors.zero?
output.sync = old_sync if sync
report.each_with_index do |msg, i|
puts "\n%3d) %s" % [i + 1, msg]
end
puts
@test_count = test_count
@assertion_count = assertion_count
status
end
##
# Run a single +suite+ for a given +type+.
def _run_suite suite, type
header = "#{type}_suite_header"
puts send(header, suite) if respond_to? header
filter = options[:filter]
all_test_methods = suite.send "#{type}_methods"
if filter
all_test_methods.select! {|method|
filter === "#{suite}##{method}"
}
end
all_test_methods = @order.sort_by_name(all_test_methods)
leakchecker = LeakChecker.new
if ENV["LEAK_CHECKER_TRACE_OBJECT_ALLOCATION"]
require "objspace"
trace = true
end
assertions = all_test_methods.map { |method|
inst = suite.new method
_start_method(inst)
inst._assertions = 0
print "#{suite}##{method} = " if @verbose
start_time = Time.now if @verbose
result =
if trace
ObjectSpace.trace_object_allocations {inst.run self}
else
inst.run self
end
print "%.2f s = " % (Time.now - start_time) if @verbose
print result
puts if @verbose
$stdout.flush
unless defined?(RubyVM::MJIT) && RubyVM::MJIT.enabled? # compiler process is wrongly considered as leak
leakchecker.check("#{inst.class}\##{inst.__name__}")
end
_end_method(inst)
inst._assertions
}
return assertions.size, assertions.inject(0) { |sum, n| sum + n }
end
def _start_method(inst)
end
def _end_method(inst)
end
##
# Record the result of a single test. Makes it very easy to gather
# information. Eg:
#
# class StatisticsRecorder < Test::Unit::Runner
# def record suite, method, assertions, time, error
# # ... record the results somewhere ...
# end
# end
#
# Test::Unit::Runner.runner = StatisticsRecorder.new
#
# NOTE: record might be sent more than once per test. It will be
# sent once with the results from the test itself. If there is a
# failure or error in teardown, it will be sent again with the
# error or failure.
def record suite, method, assertions, time, error
end
def location e # :nodoc:
last_before_assertion = ""
return '<empty>' unless e.backtrace # SystemStackError can return nil.
e.backtrace.reverse_each do |s|
break if s =~ /in .(assert|refute|flunk|pass|fail|raise|must|wont)/
last_before_assertion = s
end
last_before_assertion.sub(/:in .*$/, '')
end
##
# Writes status for failed test +meth+ in +klass+ which finished with
# exception +e+
def initialize # :nodoc:
@report = []
@errors = @failures = @skips = 0
@verbose = false
@mutex = Thread::Mutex.new
@info_signal = Signal.list['INFO']
@repeat_count = nil
end
def synchronize # :nodoc:
if @mutex then
@mutex.synchronize { yield }
else
yield
end
end
def inspect
"#<#{self.class.name}: " <<
instance_variables.filter_map do |var|
next if var == :@option_parser # too big
"#{var}=#{instance_variable_get(var).inspect}"
end.join(", ") << ">"
end
##
# Top level driver, controls all output and filtering.
def _run args = []
args = process_args args # ARGH!! blame test/unit process_args
self.options.merge! args
puts "Run options: #{help}"
self.class.plugins.each do |plugin|
send plugin
break unless report.empty?
end
return failures + errors if self.test_count > 0 # or return nil...
rescue Interrupt
abort 'Interrupted'
end
##
# Runs test suites matching +filter+.
def run_tests
_run_anything :test
end
##
# Writes status to +io+
def status io = self.output
format = "%d tests, %d assertions, %d failures, %d errors, %d skips"
io.puts format % [test_count, assertion_count, failures, errors, skips]
end
prepend Test::Unit::Options
prepend Test::Unit::StatusLine
prepend Test::Unit::Parallel
prepend Test::Unit::Statistics
prepend Test::Unit::Skipping
prepend Test::Unit::GlobOption
prepend Test::Unit::RepeatOption
prepend Test::Unit::LoadPathOption
prepend Test::Unit::GCOption
prepend Test::Unit::ExcludesOption
prepend Test::Unit::TimeoutOption
prepend Test::Unit::RunCount
##
# Begins the full test run. Delegates to +runner+'s #_run method.
def run(argv = [])
self.class.runner._run(argv)
rescue NoMemoryError
system("cat /proc/meminfo") if File.exist?("/proc/meminfo")
system("ps x -opid,args,%cpu,%mem,nlwp,rss,vsz,wchan,stat,start,time,etime,blocked,caught,ignored,pending,f") if File.exist?("/bin/ps")
raise
end
@@stop_auto_run = false
def self.autorun
at_exit {
Test::Unit::RunCount.run_once {
exit(Test::Unit::Runner.new.run(ARGV) || true)
} unless @@stop_auto_run
} unless @@installed_at_exit
@@installed_at_exit = true
end
alias orig_run_suite _run_suite
# Overriding of Test::Unit::Runner#puke
def puke klass, meth, e
n = report.size
e = case e
when Test::Unit::PendedError then
@skips += 1
return "S" unless @verbose
"Skipped:\n#{klass}##{meth} [#{location e}]:\n#{e.message}\n"
when Test::Unit::AssertionFailedError then
@failures += 1
"Failure:\n#{klass}##{meth} [#{location e}]:\n#{e.message}\n"
else
@errors += 1
bt = Test::filter_backtrace(e.backtrace).join "\n "
"Error:\n#{klass}##{meth}:\n#{e.class}: #{e.message.b}\n #{bt}\n"
end
@report << e
rep = e[0, 1]
if Test::Unit::PendedError === e and /no message given\z/ =~ e.message
report.slice!(n..-1)
rep = "."
end
rep
end
end
class AutoRunner # :nodoc: all
class Runner < Test::Unit::Runner
include Test::Unit::RequireFiles
end
attr_accessor :to_run, :options
def initialize(force_standalone = false, default_dir = nil, argv = ARGV)
@force_standalone = force_standalone
@runner = Runner.new do |files, options|
base = options[:base_directory] ||= default_dir
files << default_dir if files.empty? and default_dir
@to_run = files
yield self if block_given?
$LOAD_PATH.unshift base if base
files
end
Runner.runner = @runner
@options = @runner.option_parser
if @force_standalone
@options.banner.sub!(/\[options\]/, '\& tests...')
end
@argv = argv
end
def process_args(*args)
@runner.process_args(*args)
!@to_run.empty?
end
def run
if @force_standalone and not process_args(@argv)
abort @options.banner
end
@runner.run(@argv) || true
end
def self.run(*args)
new(*args).run
end
end
class ProxyError < StandardError # :nodoc: all
def initialize(ex)
@message = ex.message
@backtrace = ex.backtrace
end
attr_accessor :message, :backtrace
end
end
end
Test::Unit::Runner.autorun