Elise list all movies

app/controllers/movies_controller.rb

@@ -1,2 +1,12 @@
 class MoviesController < ApplicationController
+  def index
+    movies = Movie.all
+    render status: :ok, json: movies.as_json(only: [:id, :title, :release_date])
+  end
+
+  private
+
+  def movie_params
+    return params.require(:movie).permits(:title, :overview, :release_date, :inventory)
+  end
 end

config/routes.rb

@@ -1,6 +1,7 @@
 Rails.application.routes.draw do
-  get 'zomg/index'
+  get "zomg/index"
   # For details on the DSL available within this file, see http://guides.rubyonrails.org/routing.html
   resources :customers, only: [:index]
+  resources :movies, only: [:index]
   get "/zomg", to: "zomg#index", as: "zomg"
 end

test/controllers/movies_controller_test.rb

@@ -1,7 +1,33 @@
 require "test_helper"
 
 describe MoviesController do
-  # it "must be a real test" do
-  #   flunk "Need real tests"
-  # end
+  describe "index" do
+    it "is a working route" do
+      get movies_path
+      must_respond_with :success
+    end
+
+    it "returns an Array" do
+      get movies_path
+
+      body = JSON.parse(response.body)
+      body.must_be_kind_of Array
+    end
+
+    it "returns all of the movies" do
+      get movies_path
+
+      body = JSON.parse(response.body)
+      body.length.must_equal Movie.count
+    end
+
+    it "returns movies with exactly the required fields" do
+      keys = %w(id title release_date)
+      get movies_path
+      body = JSON.parse(response.body)
+      body.each do |movie|
+        movie.keys.must_equal keys
+      end
+    end
+  end
 end