metasploit-gs/spec/support/shared/contexts/msf/ui_driver.rb

RSpec.shared_context 'Msf::UIDriver' do
  let(:driver) do
    instance = double('Driver', framework: framework)
    allow(instance).to receive(:on_command_proc=).with(kind_of(Proc))
    capture_logging(instance)
    instance
  end

  let(:driver_input) do
    double(Rex::Ui::Text::Input)
  end

  let(:driver_output) do
    instance = double(
      Rex::Ui::Text::Output,
      prompting?: false,
      prompting: false
    )

    capture_logging(instance)
    instance
  end

  def reset_logging!
    @output = []
    @error = []
    @combined_output = []
  end

  def capture_logging(target)
    append_output = proc do |string = ''|
      lines = string.split("\n")
      @output ||= []
      @output.concat(lines)
      @combined_output ||= []
      @combined_output.concat(lines)
    end
    append_error = proc do |string = ''|
      lines = string.split("\n")
      @error ||= []
      @error.concat(lines)
      @combined_output ||= []
      @combined_output.concat(lines)
    end

    allow(target).to receive(:print, &append_output)
    allow(target).to receive(:print_line, &append_output)
    allow(target).to receive(:print_status, &append_output)
    allow(target).to receive(:print_good, &append_output)

    allow(target).to receive(:print_warning, &append_error)
    allow(target).to receive(:print_error, &append_error)
    allow(target).to receive(:print_bad, &append_error)
  end
end