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require_relative '../../spec_helper'
require_relative 'fixtures/classes'
require_relative '../../shared/kernel/raise'
ruby_version_is "3.3" do
describe "Fiber#kill" do
it "kills a non-resumed fiber" do
fiber = Fiber.new{}
fiber.alive?.should == true
fiber.kill
fiber.alive?.should == false
end
it "kills a resumed fiber" do
fiber = Fiber.new{while true; Fiber.yield; end}
fiber.resume
fiber.alive?.should == true
fiber.kill
fiber.alive?.should == false
end
it "can kill itself" do
fiber = Fiber.new do
Fiber.current.kill
end
fiber.alive?.should == true
fiber.resume
fiber.alive?.should == false
end
it "kills a resumed fiber from a child" do
parent = Fiber.new do
child = Fiber.new do
parent.kill
parent.alive?.should == true
end
child.resume
end
parent.resume
parent.alive?.should == false
end
it "executes the ensure block" do
ensure_executed = false
fiber = Fiber.new do
while true; Fiber.yield; end
ensure
ensure_executed = true
end
fiber.resume
fiber.kill
ensure_executed.should == true
end
it "does not execute rescue block" do
rescue_executed = false
fiber = Fiber.new do
while true; Fiber.yield; end
rescue Exception
rescue_executed = true
end
fiber.resume
fiber.kill
rescue_executed.should == false
end
it "repeatedly kills a fiber" do
fiber = Fiber.new do
while true; Fiber.yield; end
ensure
while true; Fiber.yield; end
end
fiber.kill
fiber.alive?.should == false
end
end
end
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