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test_weakref.rb: find collected weakref
* test/test_weakref.rb (test_recycled): retry and find a WeakRef whose the target is collected, to fix circumstance dependent. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44555 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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1 changed files with 8 additions and 3 deletions
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@ -19,9 +19,14 @@ class TestWeakRef < Test::Unit::TestCase
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end
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end
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def test_recycled
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def test_recycled
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weak = make_weakref
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weaks = []
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ObjectSpace.garbage_collect
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weak = nil
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ObjectSpace.garbage_collect
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100.times do
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weaks << make_weakref
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ObjectSpace.garbage_collect
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ObjectSpace.garbage_collect
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break if weak = weaks.find {|w| !w.weakref_alive?}
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end
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assert_raise(WeakRef::RefError) {weak.to_s}
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assert_raise(WeakRef::RefError) {weak.to_s}
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assert_not_predicate(weak, :weakref_alive?)
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assert_not_predicate(weak, :weakref_alive?)
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end
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end
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