зеркало из https://github.com/github/ruby.git
70 строки
1.4 KiB
Ruby
70 строки
1.4 KiB
Ruby
# frozen_string_literal: false
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require 'test/unit'
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require 'sync'
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require 'timeout'
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class SyncTest < Test::Unit::TestCase
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class Tester
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include Sync_m
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end
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def test_sync_lock_and_wakeup
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tester = Tester.new
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tester.sync_lock(:EX)
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t = Thread.new { tester.sync_lock(:EX) }
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sleep 0.1 until t.stop?
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t.wakeup
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sleep 0.1 until t.stop?
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assert_equal(tester.sync_waiting.uniq, tester.sync_waiting)
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ensure
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t.kill
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t.join
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end
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def test_sync_upgrade_and_wakeup
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tester = Tester.new
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tester.sync_lock(:SH)
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t = Thread.new do
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tester.sync_lock(:SH)
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tester.sync_lock(:EX)
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end
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sleep 0.1 until t.stop?
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t.wakeup
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sleep 0.1 until t.stop?
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tester.sync_upgrade_waiting.each { |ary|
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assert(!tester.sync_waiting.include?(ary[0]))
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}
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assert_equal(tester.sync_waiting.uniq, tester.sync_waiting)
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assert_equal(tester.sync_waiting, [])
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ensure
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t.kill
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t.join
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end
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def test_sync_lock_and_raise
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tester= Tester.new
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tester.sync_lock(:EX)
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t = Thread.new {
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assert_raise(RuntimeError) {
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tester.sync_lock(:EX)
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}
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}
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sleep 0.1 until t.stop?
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sleep 1 if RubyVM::MJIT.enabled? # t.stop? behaves unexpectedly with --jit-wait
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t.raise
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t.join
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assert_equal(tester.sync_waiting.uniq, tester.sync_waiting)
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assert_equal(tester.sync_waiting, [])
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end
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end
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