add new rake file

lib/tasks/deep_search.rake

+require 'rest_client'
+roots = {}
+roots['development'] = "http://localhost:8000"
+roots['test'] = "http://localhost:8000"
+roots['production'] = "http://edx.org"
+roots['staging'] = "http://stage.edx.org"
+ROOT = roots[ENV['SINATRA_ENV']]
+
+namespace :deep_search do
+
+  task :performance => :environment do
+    #USAGE
+    #SINATRA_ENV=development rake kpis:prolific
+    #or
+    #SINATRA_ENV=development bundle exec rake kpis:prolific
+
+    #create comment and thread bodies
+    bodies = []
+    
+    50.times do |i|
+      bodies <<  (0...8).map{ ('a'..'z').to_a[rand(26)] }.join
+    end
+
+    parents = CommentThread.limit(100)
+    #now create comments and threads with hits
+
+    puts "Manufacturing Threads"
+    100.times do |j|
+      (1..5).to_a.sample.times do |i|
+        c = CommentThread.new
+        c.course_id = 'sample course'
+        c.title = 'sample title'
+        c.commentable_id = 'sample commetable'
+        c.body = bodies.sample
+        c.author = 1
+        c.save
+      end
+    end
+
+    puts "Manufacturing Comments"
+    100.times do |j|
+      (1..5).to_a.sample.times do |i|
+        c = Comment.new
+        c.course_id = 'sample course'
+        c.body = bodies.sample
+        c.comment_thread_id = parents.sample.id
+        c.author = 1
+        c.save
+      end
+    end
+
+    sort_keys = %w[date activity votes comments]
+    sort_order = "desc"
+
+    #set the sinatra env to test to avoid 401'ing
+    set :environment, :test
+
+    start_time = Time.now
+    puts "Starting test at #{start_time}"
+    1000.times do |i|
+      query_params = { course_id: "1", sort_key: sort_keys.sample, sort_order: sort_order, page: 1, per_page: 5, text: bodies.sample }
+      RestClient.get "#{PREFIX}/threads", params: query_params
+    end
+    end_time = Time.now
+    puts "Ending test at #{start_time}"
+    puts "Total Time: #{(end_time = start_time) * 1.days}"
+
+  end
+  
+end