Add big templates

.gitignore

@@ -0,0 +1 @@
+/data/*

Gemfile

@@ -1,5 +1,6 @@
 source 'https://rubygems.org'
 
+gem 'faker'
 gem 'tilt'
 
 gem 'erubis'

Gemfile.lock

@@ -2,8 +2,11 @@ GEM
   remote: https://rubygems.org/
   specs:
     erubis (2.7.0)
+    faker (1.2.0)
+      i18n (~> 0.5)
     haml (4.0.4)
       tilt
+    i18n (0.6.9)
     tilt (2.0.0)
 
 PLATFORMS
@@ -11,5 +14,6 @@ PLATFORMS
 
 DEPENDENCIES
   erubis
+  faker
   haml
   tilt

README.md

@@ -1,10 +1,16 @@
 # Template Engine Comparison
 
 ## Running
-```
+```bash
+# Prepare workspace
 git clone git@github.com:localhots/template_engine_comparison.git
 cd template_engine_comparison
 bundle install
+
+# Generate data for templates
+./fakedata.rb 10000 > data/big.yml
+
+# Run benchmarks
 ./benchmark.rb
 ```
 

benchmark.rb

@@ -3,6 +3,7 @@
 require 'rubygems'
 require 'bundler/setup'
 require 'benchmark'
+require 'yaml'
 
 require 'erubis'
 require 'haml'
@@ -16,55 +17,74 @@ BM_WIDTH = 46
 
 # Benchmark settings
 COMPILE_LOOPS = 1000
-RENDER_LOOPS = 10000
+RENDER_LOOPS = 1000
 
-$templates = {}
-$template_params = {title: 'Greetings!', username: '%username%'}
+templates = {}
+big_data_file = File.expand_path('../data/big.yml', __FILE__)
 
-def path_for template
-  File.expand_path('../templates/' + template, __FILE__)
+unless File.exist?(big_data_file)
+  raise 'Big data file not found. Please generate it with "./fakedata.rb 10000 > data/big.yml"'
 end
 
+small_data = {title: 'Greetings!', username: '%username%'}
+big_data = YAML.load_file(big_data_file)
+
 def banner title
   puts '#' * TERMINAL_WIDTH
   puts '##' + title.center(TERMINAL_WIDTH - 4) + '##'
   puts '#' * TERMINAL_WIDTH
 end
 
+def benchmark params
+  raise 'No block given' unless block_given?
+
+  Benchmark.bm(TERMINAL_WIDTH - BM_WIDTH) do |x|
+    ENGINES.each do |name, attrs|
+      x.report(name) do
+        params[:loops].times{ yield(name, attrs) }
+      end
+    end
+  end
+end
+
 ENGINES = {
   erb: {
     class: Tilt::ERBTemplate,
-    layout: path_for('erb/layout.erb')
+    extension: 'erb'
   },
   erubis: {
     class: Tilt::ErubisTemplate,
-    layout: path_for('erubis/layout.erubis')
+    extension: 'erubis'
   },
   haml: {
     class: Tilt::HamlTemplate,
-    layout: path_for('haml/layout.haml')
+    extension: 'haml'
   }
 }
 
-banner 'Compilation (%d runs)' % COMPILE_LOOPS
-Benchmark.bm(TERMINAL_WIDTH - BM_WIDTH) do |x|
-  ENGINES.each do |name, attrs|
-    x.report(name) do
-      COMPILE_LOOPS.times do
-        $templates[name] = attrs[:class].new(attrs[:layout])
-      end
-    end
-  end
+
+banner 'Compilation (small) (%d runs)' % COMPILE_LOOPS
+benchmark(loops: COMPILE_LOOPS) do |name, attrs|
+  template_path = File.expand_path('../templates/%s/small.%s', __FILE__) % [name, attrs[:extension]]
+  templates[name] = attrs[:class].new(template_path)
 end
 puts
 
-banner 'Render (%d runs)' % RENDER_LOOPS
-Benchmark.bm(TERMINAL_WIDTH - BM_WIDTH) do |x|
-  ENGINES.each do |name, attrs|
-    x.report(name) do
-      RENDER_LOOPS.times do
-        $templates[name].render(Object, $template_params)
-      end
-    end
-  end
+banner 'Render (small) (%d runs)' % RENDER_LOOPS
+benchmark(loops: RENDER_LOOPS) do |name, attrs|
+  templates[name].render(Object, small_data)
 end
+puts
+
+banner 'Compilation (big) (%d runs)' % COMPILE_LOOPS
+benchmark(loops: COMPILE_LOOPS) do |name, attrs|
+  template_path = File.expand_path('../templates/%s/big.%s', __FILE__) % [name, attrs[:extension]]
+  templates[name] = attrs[:class].new(template_path)
+end
+puts
+
+banner 'Render (big) (%d runs)' % RENDER_LOOPS
+benchmark(loops: 100) do |name, attrs|
+  templates[name].render(Object, customers: big_data)
+end
+puts

fakedata.rb

@@ -0,0 +1,26 @@
+#!/usr/bin/env ruby
+
+require 'rubygems'
+require 'bundler/setup'
+require 'yaml'
+require 'faker'
+
+if ARGV.first.to_i > 0
+  num_records = ARGV.first.to_i
+else
+  num_records = 10
+end
+
+data = 1.upto(num_records).map do
+  {
+    name: Faker::Name.name,
+    age: rand(20..50),
+    country: Faker::Address.country,
+    city: Faker::Address.city,
+    zip: Faker::Address.zip.to_i,
+    address: Faker::Address.street_address(true),
+    employer: Faker::Company.name
+  }
+end
+
+puts YAML.dump(data)

templates/erb/big.erb

@@ -0,0 +1,25 @@
+<!DOCTYPE html>
+<html>
+<head>
+  <title>Customers List</title>
+</head>
+<body>
+  <% customers.each do |customer| %>
+    <dl>
+      <dt>Name:</dt>
+      <dd><%= customer[:name] %></dd>
+      <dt>Age:</dt>
+      <dd><%= customer[:age] %></dd>
+      <dt>Address:</dt>
+      <dd>
+        <%= customer[:zip] %>
+        <%= customer[:country] %>
+        <%= customer[:city] %>
+        <%= customer[:address] %>
+      </dd>
+      <dt>Employer:</dt>
+      <dd><%= customer[:employer] %></dd>
+    </dl>
+  <% end %>
+</body>
+</html>

templates/erubis/big.erubis

@@ -0,0 +1,25 @@
+<!DOCTYPE html>
+<html>
+<head>
+  <title>Customers List</title>
+</head>
+<body>
+  <% customers.each do |customer| %>
+    <dl>
+      <dt>Name:</dt>
+      <dd><%= customer[:name] %></dd>
+      <dt>Age:</dt>
+      <dd><%= customer[:age] %></dd>
+      <dt>Address:</dt>
+      <dd>
+        <%= customer[:zip] %>
+        <%= customer[:country] %>
+        <%= customer[:city] %>
+        <%= customer[:address] %>
+      </dd>
+      <dt>Employer:</dt>
+      <dd><%= customer[:employer] %></dd>
+    </dl>
+  <% end %>
+</body>
+</html>

templates/haml/big.haml

@@ -0,0 +1,19 @@
+!!!
+%html
+  %head
+    %title Customers List
+%body
+  - customers.each do |customer|
+    %dl
+      %dt Name:
+      %dd= customer[:name]
+      %dt Age:
+      %dd= customer[:age]
+      %dt Address:
+      %dd
+        = customer[:zip]
+        = customer[:country]
+        = customer[:city]
+        = customer[:address]
+      %dt Employer:
+      %dd= customer[:employer]