tgxworld

# profile_test.rb

require 'abstract_unit'
require 'benchmark'
require 'benchmark/ips'
require 'ruby-prof'

class AController < ActionController::Base
  def index
    render html: 'ok'

tgxworld

require 'abstract_unit'
require 'benchmark'
require 'benchmark/ips'
require 'ruby-prof'

class AController < ActionController::Base
  def index
    render html: 'ok'
  end
end

tgxworld

require 'abstract_unit'
require 'benchmark/ips'
require 'ruby-prof'

class AController < ActionController::Base
  def index
    render html: 'ok'
  end
end

tgxworld

require 'abstract_unit'
require 'benchmark/ips'
require 'ruby-prof'

class AController < ActionController::Base
  def index
    render html: 'ok'
  end
end

tgxworld

require 'test_helper'
require 'benchmark/ips'

class UserFlowTest < ActionDispatch::IntegrationTest
  def test_index
    get 'http://example.com/users'
    assert_equal 200, response.status
  end
end

tgxworld

<h1>Listing users</h1>

<table>
  <thead>
    <tr>
      <th colspan="3"></th>
    </tr>
  </thead>

  <tbody>

tgxworld

# Calculated based on 400 requests.

ActionDispatch::Routing::RouteSet
 sum: 3.1608972460000047 mean: 0.0019755607787500028 median: 0.001745662.
Rack::ETag
 sum: 0.06956181100000014 mean: 4.3476131875000085e-05 median: 3.7703499999999996e-05.
Rack::ConditionalGet
 sum: 0.055353544999999955 mean: 3.4595965624999973e-05 median: 2.8501500000000174e-05.
Rack::Head
 sum: 0.022108525999999972 mean: 1.3817828749999982e-05 median: 1.1781000000000096e-05.

tgxworld

# Before https://github.com/rails/rails/commit/4fd144dd4bb0e1ede5a4857c178138088353a3d1 on May 13

Calculating -------------------------------------
    Integration Test        58 i/100ms
     Functional Test        87 i/100ms
-------------------------------------------------
    Integration Test      605.9 (±9.7%) i/s -       3016 in   5.030043s
     Functional Test      877.5 (±11.4%) i/s -       4350 in   5.030839s

# with Turbolinks before/after filter

tgxworld

# Before: Subscribing and unsubscribing to `/render_template.action_view/` every test.

Calculating -------------------------------------
    Integration Test        67 i/100ms
     Functional Test        91 i/100ms
-------------------------------------------------
    Integration Test      691.5 (±6.9%) i/s -       3484 in   5.063611s
     Functional Test      938.4 (±5.4%) i/s -       4732 in   5.058631s

# After: Subscribing to `/render_template.actione_view/` only once.

tgxworld

# Before https://github.com/rails/rails/commit/4fd144dd4bb0e1ede5a4857c178138088353a3d1 on May 13

Calculating -------------------------------------
    Integration Test        59 i/100ms
     Functional Test        84 i/100ms
-------------------------------------------------
    Integration Test      599.5 (±11.0%) i/s -       3009 in   5.087300s
     Functional Test      882.1 (±10.2%) i/s -       4368 in   5.008871s

# Benchmark as of July 8