No route matches {:action=>"update"

1) PasswordResetsController PATCH update with no token found renders the edit page
     Failure/Error: patch :update, id: 'notfound', user: {password: 'newpassword1', password_confirmation: 'newpassword1'}
     ActionController::UrlGenerationError:
       No route matches {:action=>"update", :controller=>"password_resets", :id=>"notfound", :user=>{:password=>"newpassword1", :password_confirmation=>"newpassword1"}}
     # ./spec/controllers/password_resets_controller_spec.rb:75:in `block (4 levels) in <top (required)>'

describe "PATCH update" do
        context "with no token found" do
            it "renders the edit page" do
                patch :update, id: 'notfound', user: {password: 'newpassword1', password_confirmation: 'newpassword1'}
                expect(response).to render_template('edit')
            end
        end
    end

class PasswordResetsController < ApplicationController
  def new
  end

  def create
    user = User.find_by(email: params[:email])
    if user
      user.generate_password_reset_token!
      Notifier.password_reset(user).deliver
      flash[:success] = "Password reset instructions sent! Please check your email."
      redirect_to login_path
    else
      flash.now[:notice] = "Email not found."
      render action: 'new'
    end
  end

  def edit
    @user = User.find_by(password_reset_token: params[:id])
    if @user
    else
      render file: 'public/404.html', status: :not_found
    end
  end

    def update
        user = User.find_by(password_reset_token: params[:id])
        if user
        else
            render template: 'edit'
        end
    end
end

Rails.application.routes.draw do
    get "/login" => "user_sessions#new", as: :login
    delete "/logout" => "user_sessions#destroy", as: :logout

  resources :users
    resources :user_sessions, only: [:new, :create]
    resources :password_resets, only: [:new, :create, :edit]
  resources :todo_lists do
        resources :todo_items do
            member do
                patch :complete
            end
        end
  end
  root 'todo_lists#index'