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401b64c4e8
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62656 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
48 lines
1.3 KiB
Ruby
48 lines
1.3 KiB
Ruby
require_relative '../../spec_helper'
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with_feature :fiber_library do
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require 'fiber'
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describe "Fiber#alive?" do
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it "returns true for a Fiber that hasn't had #resume called" do
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fiber = Fiber.new { true }
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fiber.alive?.should be_true
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end
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# FIXME: Better description?
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it "returns true for a Fiber that's yielded to the caller" do
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fiber = Fiber.new { Fiber.yield }
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fiber.resume
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fiber.alive?.should be_true
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end
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it "returns true when called from its Fiber" do
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fiber = Fiber.new { fiber.alive?.should be_true }
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fiber.resume
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end
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it "doesn't invoke the block associated with the Fiber" do
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offthehook = mock('do not call')
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offthehook.should_not_receive(:ring)
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fiber = Fiber.new { offthehook.ring }
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fiber.alive?
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end
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it "returns false for a Fiber that's dead" do
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fiber = Fiber.new { true }
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fiber.resume
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lambda { fiber.resume }.should raise_error(FiberError)
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fiber.alive?.should be_false
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end
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it "always returns false for a dead Fiber" do
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fiber = Fiber.new { true }
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fiber.resume
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lambda { fiber.resume }.should raise_error(FiberError)
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fiber.alive?.should be_false
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lambda { fiber.resume }.should raise_error(FiberError)
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fiber.alive?.should be_false
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fiber.alive?.should be_false
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end
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end
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end
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