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