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* For easier modifications of ruby/spec by MRI developers. * .gitignore: track changes under spec. * spec/mspec, spec/rubyspec: add in-tree mspec and ruby/spec. These files can therefore be updated like any other file in MRI. Instructions are provided in spec/README. [Feature #13156] [ruby-core:79246] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58595 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
34 lines
860 B
Ruby
34 lines
860 B
Ruby
describe :sizedqueue_enq, shared: true do
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it "blocks if queued elements exceed size" do
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q = SizedQueue.new(1)
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q.size.should == 0
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q.send(@method, :first_element)
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q.size.should == 1
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blocked_thread = Thread.new { q.send(@method, :second_element) }
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sleep 0.01 until blocked_thread.stop?
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q.size.should == 1
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q.pop.should == :first_element
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blocked_thread.join
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q.size.should == 1
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q.pop.should == :second_element
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q.size.should == 0
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end
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it "raises a ThreadError if queued elements exceed size when not blocking" do
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q = SizedQueue.new(2)
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non_blocking = true
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add_to_queue = lambda { q.send(@method, Object.new, non_blocking) }
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q.size.should == 0
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add_to_queue.call
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q.size.should == 1
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add_to_queue.call
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q.size.should == 2
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add_to_queue.should raise_error(ThreadError)
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end
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end
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