Add gems and tests to test performance

Add ruby-prof gem, benchmark-ips for performance testing
Add 2 tests, create and index. Run only 1 at a time for testing.
Created a script that runs tests with Benchmark.ips so I can tell if
changes I'm making are having performance improvements.

Author: eileencodes

Gemfile

@@ -48,4 +48,5 @@ group :test do
   gem 'ruby-prof'
   gem 'mocha'
   gem 'capybara'
+  gem 'benchmark-ips'
 end

Gemfile.lock

@@ -59,6 +59,7 @@ GEM
   remote: https://rubygems.org/
   specs:
     arel (6.0.0)
+    benchmark-ips (2.1.0)
     binding_of_caller (0.7.2)
       debug_inspector (>= 0.0.1)
     builder (3.2.2)
@@ -168,6 +169,7 @@ PLATFORMS
   ruby
 
 DEPENDENCIES
+  benchmark-ips
   byebug
   capybara
   coffee-rails (~> 4.1.0)

app/controllers/documents_controller.rb

@@ -1,6 +1,11 @@
 class DocumentsController < ApplicationController
+  def index
+    @documents = Document.all
+    render text: "yeehaw"
+  end
+
   def show
-    fresh_when etag: @recording
+    @document = Document.find(params[:id])
   end
 
   def new

test/controllers/documents_controller_test.rb

@@ -2,10 +2,25 @@
 
 class DocumentsControllerTest < ActionController::TestCase
   test "creating a new document" do
-    post :create, document: { title: "New things", content: "Doing them" }
+    result = RubyProf.profile do
+      post :create, document: { title: "New things", content: "Doing them" }
+    end
+    printer = RubyProf::GraphPrinter.new(result)
+    printer.print(STDOUT, {})
+    #post :create, document: { title: "New things", content: "Doing them" }
 
     document = Document.last
     assert_equal 'New things', document.title
     assert_equal 'Doing them', document.content
   end
+
+  test "index" do
+    result = RubyProf.profile do
+      get :index
+    end
+    printer = RubyProf::GraphPrinter.new(result)
+    printer.print(STDOUT, {})
+
+    assert_equal 200, response.status
+  end
 end

test/controllers/documents_integration_test.rb

@@ -2,10 +2,24 @@
 
 class DocumentsIntegrationTest < ActionDispatch::IntegrationTest
   test "creating a new document" do
-    post documents_url, document: { title: "New things", content: "Doing them" }
+    result = RubyProf.profile do
+      post documents_url, document: { title: "New things", content: "Doing them" }
+    end
+    printer = RubyProf::GraphPrinter.new(result)
+    printer.print(STDOUT, {})
 
     document = Document.last
     assert_equal 'New things', document.title
     assert_equal 'Doing them', document.content
   end
+
+  test "index" do
+    result = RubyProf.profile do
+      get documents_url
+    end
+    printer = RubyProf::GraphPrinter.new(result)
+    printer.print(STDOUT, {})
+
+    assert_equal 200, response.status
+  end
 end

test/controllers/documents_test.rb

@@ -0,0 +1,37 @@
+require 'test_helper'
+require 'benchmark/ips'
+
+class DocumentsControllerTest < ActionController::TestCase
+  test "index" do
+    get :index
+    assert_equal 200, response.status
+  end
+end
+
+class DocumentsIntegrationTest < ActionDispatch::IntegrationTest
+  test "index" do
+    get documents_url
+    assert_equal 200, response.status
+  end
+
+  test "index other" do
+    get 'http://www.example.com/documents'
+    assert_equal 200, response.status
+  end
+end
+
+Benchmark.ips(5) do |bm|
+  bm.report 'Integration Test' do
+    Minitest.run_one_method(DocumentsIntegrationTest, 'test_index')
+  end
+
+  bm.report 'Integration Test 2' do
+    Minitest.run_one_method(DocumentsIntegrationTest, 'test_index_other')
+  end
+
+  bm.report 'Functional Test' do
+    Minitest.run_one_method(DocumentsControllerTest, 'test_index')
+  end
+
+  bm.compare!
+end