describe :process_exit, shared: true do it "raises a SystemExit with status 0" do -> { @object.exit }.should raise_error(SystemExit) { |e| e.status.should == 0 } end it "raises a SystemExit with the specified status" do [-2**16, -2**8, -8, -1, 0, 1 , 8, 2**8, 2**16].each do |value| -> { @object.exit(value) }.should raise_error(SystemExit) { |e| e.status.should == value } end end it "raises a SystemExit with the specified boolean status" do { true => 0, false => 1 }.each do |value, status| -> { @object.exit(value) }.should raise_error(SystemExit) { |e| e.status.should == status } end end it "tries to convert the passed argument to an Integer using #to_int" do obj = mock('5') obj.should_receive(:to_int).and_return(5) -> { @object.exit(obj) }.should raise_error(SystemExit) { |e| e.status.should == 5 } end it "converts the passed Float argument to an Integer" do { -2.2 => -2, -0.1 => 0, 5.5 => 5, 827.999 => 827 }.each do |value, status| -> { @object.exit(value) }.should raise_error(SystemExit) { |e| e.status.should == status } end end it "raises TypeError if can't convert the argument to an Integer" do -> { @object.exit(Object.new) }.should raise_error(TypeError) -> { @object.exit('0') }.should raise_error(TypeError) -> { @object.exit([0]) }.should raise_error(TypeError) -> { @object.exit(nil) }.should raise_error(TypeError) end it "raises the SystemExit in the main thread if it reaches the top-level handler of another thread" do ScratchPad.record [] ready = false t = Thread.new { Thread.pass until ready begin @object.exit 42 rescue SystemExit => e ScratchPad << :in_thread raise e end } begin ready = true sleep rescue SystemExit ScratchPad << :in_main end ScratchPad.recorded.should == [:in_thread, :in_main] # the thread also keeps the exception as its value -> { t.value }.should raise_error(SystemExit) end end describe :process_exit!, shared: true do it "exits with the given status" do out = ruby_exe("#{@object}.send(:exit!, 21)", args: '2>&1') out.should == "" $?.exitstatus.should == 21 end it "exits when called from a thread" do out = ruby_exe("Thread.new { #{@object}.send(:exit!, 21) }.join; sleep", args: '2>&1') out.should == "" $?.exitstatus.should == 21 end it "exits when called from a fiber" do out = ruby_exe("Fiber.new { #{@object}.send(:exit!, 21) }.resume", args: '2>&1') out.should == "" $?.exitstatus.should == 21 end end