```ruby
require './hero'

describe Hero do
  
  it "has a capitalized name" do
    hero = Hero.new 'mike'

    expect(hero.name).to eq 'Mike' # hero.name == 'Mike'
  end

  it "can power up" do
    hero = Hero.new 'mike'

    expect(hero.power_up).to eq 110
  end


end```

Add power_down and hero_info tests
user
```ruby
require './hero'

describe Hero do
  
  it "has a capitalized name" do
    hero = Hero.new 'mike'

    expect(hero.name).to eq 'Mike' # hero.name == 'Mike'
  end

  it "can power up" do
    hero = Hero.new 'mike'

    expect(hero.power_up).to eq 110
  end

  it "can power down" do
    hero = Hero.new 'mike'

    expect(hero.power_down).to eq 90
  end

  it "displays full hero info" do
    hero = Hero.new 'mike'

    expect(hero.hero_info).to eq 'Mike has a health of 100'
  end

end```
assistant