```ruby
require 'spec_helper'
require 'tempfile'

class MockedBase
  def enter(state = :A)
  end

  def move_right
  end

  def move_left
  end

  def tape
    "test tape"
  end
end

describe CLI::SpeedSettings do
  before(:each) do
    @base = MockedBase.new
    @base.extend CLI::SpeedSettings
  end
  it "should have a speed" do
    @base.speed.should_not be nil
  end

  it "should inject a sleep to the machine according to speed" do
    start_time = Time.now
    @base.speed = 2.0
    @base.enter
    (Time.now - start_time).should be > 0.1
  end
end

describe CLI::OutputSettings do
end
```

Set up fixture before each OutputSettings spec
user
```ruby
require 'spec_helper'
require 'tempfile'

class MockedBase
  def enter(state = :A)
  end

  def move_right
  end

  def move_left
  end

  def tape
    "test tape"
  end
end

describe CLI::SpeedSettings do
  before(:each) do
    @base = MockedBase.new
    @base.extend CLI::SpeedSettings
  end
  it "should have a speed" do
    @base.speed.should_not be nil
  end

  it "should inject a sleep to the machine according to speed" do
    start_time = Time.now
    @base.speed = 2.0
    @base.enter
    (Time.now - start_time).should be > 0.1
  end
end

describe CLI::OutputSettings do
  before(:each) do
    @base = MockedBase.new
    @base.extend CLI::OutputSettings
  end

end
```
assistant