Added search controller

schedules/app/assets/javascripts/search.js

+// Place all the behaviors and hooks related to the matching controller here.
+// All this logic will automatically be available in application.js.

schedules/app/assets/stylesheets/search.scss

+// Place all the styles related to the Search controller here.
+// They will automatically be included in application.css.
+// You can use Sass (SCSS) here: http://sass-lang.com/

schedules/app/controllers/search_controller.rb

+class SearchController < ApplicationController
+  def index
+    crn = params[:crn]
+    @sections = Section.find_by_crn(crn)
+    render json: @sections
+  end
+end

schedules/app/helpers/search_helper.rb

+module SearchHelper
+end

schedules/app/views/search/index.html.erb

+<h1>Search#index</h1>
+<p>Find me in app/views/search/index.html.erb</p>

schedules/config/routes.rb

@@ -4,6 +4,8 @@ Rails.application.routes.draw do
     resources :courses, only: [:index] do # GET /api/courses
       resources :sections, only: [:index] # GET /api/courses/:course_id/sections
     end
+
+    get 'search', controller: 'search', action: 'index'
   end
 
   get 'home/index'

schedules/test/controllers/search_controller_test.rb

+require 'test_helper'
+
+class SearchControllerTest < ActionDispatch::IntegrationTest
+  test "should get index" do
+    get search_index_url
+    assert_response :success
+  end
+
+end