dsl.rb

a = routes1 do |x|
  x.get 'bar'
  x.post 'baz'
  x.scope 'nested' do |y|
    y.get 'quux'
    y.scope 'more-nesting' do |z|
      z.post 'boo'
    end
  end
  x.scope 'another-scope' do |y|
    y.get 'aaa'
  end
end

b = routes2 do
  get 'bar'
  post 'baz'
  scope 'nested' do
    get 'quux'
    scope 'more-nesting' do
      post 'boo'
    end
  end
  scope 'another-scope' do
    get 'aaa'
  end
end

expect(a).to eq(b)
expect(a).to eq({
  get: ['bar'],
  post: ['baz'],
  scopes: {
    'nested' => {
      get: ['quux'],
      scopes: {
        'more-nesting' => {
          post: ['boo']
        }
      }
    },
    'another-scope' => {
      get: ['aaa']
    }
  }
})