Destroy when logged in error ...

1) Failure:
test: #destroy when logged in should set the flash. (UserFriendshipsControllerTest)        [test/functional/user_friendships_controller_test.rb:256]:
<"Friendship destroyed"> expected but was
<"friendship destroyed">.

context "#destroy" do
context "when not logged in" do
  should "redirect to the login page" do
    delete :destroy, id: 1
    assert_response :redirect
    assert_redirected_to login_path
  end
end


context "when logged in" do
  setup do
    @friend = create(:user)
    @user_friendship = create(:accepted_user_friendship, friend: @friend, user: users(:sammy))
    create(:accepted_user_friendship, friend: users(:sammy), user: @friend)

    sign_in users(:sammy)  
  end

  should "delete user friendships" do
    assert_difference 'UserFriendship.count', -2 do
      delete :destroy, id: @user_friendship
    end
  end

  should "set the flash" do
    delete :destroy, id: @user_friendship
    assert_equal "Friendship destroyed", flash[:success]      
  end
end