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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
61 lines
1.7 KiB
Ruby
61 lines
1.7 KiB
Ruby
require File.expand_path('../../../spec_helper', __FILE__)
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with_feature :fiber_library do
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require 'fiber'
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describe "Fiber.current" do
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it "returns the root Fiber when called outside of a Fiber" do
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root = Fiber.current
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root.should be_an_instance_of(Fiber)
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# We can always transfer to the root Fiber; it will never die
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5.times do
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root.transfer.should be_nil
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root.alive?.should_not be_false #Workaround for bug #1547
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end
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end
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it "returns the current Fiber when called from a Fiber" do
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fiber = Fiber.new do
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this = Fiber.current
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this.should be_an_instance_of(Fiber)
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this.should == fiber
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this.alive?.should_not be_false # Workaround for bug #1547
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end
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fiber.resume
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end
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it "returns the current Fiber when called from a Fiber that transferred to another" do
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states = []
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fiber = Fiber.new do
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states << :fiber
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this = Fiber.current
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this.should be_an_instance_of(Fiber)
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this.should === fiber
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this.alive?.should_not be_false # Workaround for bug #1547
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end
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fiber2 = Fiber.new do
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states << :fiber2
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fiber.transfer
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this = Fiber.current
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this.should be_an_instance_of(Fiber)
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this.should === fiber2
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this.alive?.should_not be_false # Workaround for bug #1547
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end
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fiber3 = Fiber.new do
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states << :fiber3
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fiber2.transfer
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this = Fiber.current
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this.should be_an_instance_of(Fiber)
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this.should === fiber3
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this.alive?.should_not be_false # Workaround for bug #1547
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fiber2.transfer
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end
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fiber3.resume
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states.should == [:fiber3, :fiber2, :fiber]
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end
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end
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end
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