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shared_examples_for "a command that does not block" do
it 'does not block if the command outputs a lot of data' do
garbage_file = Tempfile.new("garbage")
10.times{ garbage_file.write("A" * 1024 * 1024) }
Timeout.timeout(5) do
output = subject.call("cat '#{garbage_file.path}'")
$?.exitstatus.should == 0
output.output.length.should == 10 * 1024 * 1024
end
garbage_file.close
end
end