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proc
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self
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root
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usr
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local
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rvm
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rubies
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default
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lib
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ruby
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2.1.0
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minitest
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files >> //proc/self/root/usr/local/rvm/rubies/default/lib/ruby/2.1.0/minitest/parallel_each.rb
# encoding: utf-8 ###################################################################### # This file is imported from the minitest project. # DO NOT make modifications in this repo. They _will_ be reverted! # File a patch instead and assign it to Ryan Davis. ###################################################################### ## # Provides a parallel #each that lets you enumerate using N threads. # Use environment variable N to customize. Defaults to 2. Enumerable, # so all the goodies come along (tho not all are wrapped yet to # return another ParallelEach instance). class ParallelEach require 'thread' include Enumerable ## # How many Threads to use for this parallel #each. N = (ENV['N'] || 2).to_i ## # Create a new ParallelEach instance over +list+. def initialize list @queue = Queue.new # *sigh*... the Queue api sucks sooo much... list.each { |i| @queue << i } N.times { @queue << nil } end def grep pattern # :nodoc: self.class.new super end def select(&block) # :nodoc: self.class.new super end alias find_all select # :nodoc: ## # Starts N threads that yield each element to your block. Joins the # threads at the end. def each threads = N.times.map { Thread.new do Thread.current.abort_on_exception = true while job = @queue.pop yield job end end } threads.map(&:join) end def count [@queue.size - N, 0].max end alias_method :size, :count end class MiniTest::Unit alias _old_run_suites _run_suites ## # Runs all the +suites+ for a given +type+. Runs suites declaring # a test_order of +:parallel+ in parallel, and everything else # serial. def _run_suites suites, type parallel, serial = suites.partition { |s| s.test_order == :parallel } ParallelEach.new(parallel).map { |suite| _run_suite suite, type } + serial.map { |suite| _run_suite suite, type } end end
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