85 lines
1.7 KiB
Ruby
85 lines
1.7 KiB
Ruby
require 'thread_safe/synchronized_delegator.rb'
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require File.join(File.dirname(__FILE__), "test_helper")
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class TestSynchronizedDelegator < Minitest::Test
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def test_wraps_array
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sync_array = SynchronizedDelegator.new(array = [])
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array << 1
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assert_equal 1, sync_array[0]
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sync_array << 2
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assert_equal 2, array[1]
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end
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def test_synchronizes_access
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t1_continue, t2_continue = false, false
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hash = Hash.new do |hash, key|
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t2_continue = true
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unless hash.find { |e| e[1] == key.to_s } # just to do something
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hash[key] = key.to_s
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Thread.pass until t1_continue
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end
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end
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sync_hash = SynchronizedDelegator.new(hash)
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sync_hash[1] = 'egy'
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t1 = Thread.new do
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sync_hash[2] = 'dva'
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sync_hash[3] # triggers t2_continue
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end
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t2 = Thread.new do
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Thread.pass until t2_continue
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sync_hash[4] = '42'
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end
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sleep(0.05) # sleep some to allow threads to boot
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until t2.status == 'sleep' do
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Thread.pass
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end
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assert_equal 3, hash.keys.size
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t1_continue = true
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t1.join; t2.join
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assert_equal 4, sync_hash.size
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end
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def test_synchronizes_access_with_block
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t1_continue, t2_continue = false, false
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sync_array = SynchronizedDelegator.new(array = [])
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t1 = Thread.new do
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sync_array << 1
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sync_array.each do
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t2_continue = true
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Thread.pass until t1_continue
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end
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end
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t2 = Thread.new do
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# sleep(0.01)
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Thread.pass until t2_continue
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sync_array << 2
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end
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until t2.status == 'sleep' || t2.status == false do
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Thread.pass
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end
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assert_equal 1, array.size
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t1_continue = true
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t1.join; t2.join
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assert_equal [1, 2], array
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end
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end
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