RSPEC Controller spec #DESTROY

gistfile1.rb

describe 'DELETEdestroy' do
  before :each do
    @message = create(:message)
  end
  
  it "deletes the message" do 
    expect{
      delete :destroy, id: @message
    }.to change(Message,:count).by(-1)
  end

  it "redirects to messages#index" do
    delete :destroy, id: @message 
    expect(response).to redirect_to messages_url
  end
end