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* gc.c: add ObjectSpace::WeakMap. [ruby-dev:44565][Bug #5350] * lib/weakref.rb: use WeakMap instead of _id2ref. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@34995 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
22 lines
477 B
Ruby
22 lines
477 B
Ruby
require 'test/unit'
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require 'weakref'
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class TestWeakRef < Test::Unit::TestCase
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def make_weakref
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obj = Object.new
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return WeakRef.new(obj), obj.to_s
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end
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def test_ref
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weak, str = make_weakref
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assert_equal(str, weak.to_s)
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end
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def test_recycled
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weak, str = make_weakref
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assert_nothing_raised(WeakRef::RefError) {weak.to_s}
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ObjectSpace.garbage_collect
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ObjectSpace.garbage_collect
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assert_raise(WeakRef::RefError) {weak.to_s}
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end
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end
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