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Rakefile
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Rakefile
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# -*- ruby -*-
$: << 'lib'
require 'rubygems'
require 'hoe'
Hoe.plugin :isolate
Hoe.plugin :seattlerb
class HashHash < Hash
def initialize
super { |h,k| h[k] = HashHash.new }
end
end
Hoe.spec 'minitest_bench' do
developer 'Ryan Davis', 'ryand-ruby@zenspider.com'
self.version = "1.0.0"
self.rubyforge_name = 'seattlerb'
extra_deps << ["minitest", "> 0"]
extra_deps << ["rspec", "> 0"]
extra_deps << ["test-unit", "> 0"]
extra_deps << ["bacon", "> 0"]
extra_deps << ["shoulda", "> 0"]
extra_deps << ["cucumber", "> 0"]
end
task :run => [:generate, :bench, :report]
def test_file path
out = "#{path}.out"
file path do |t| generate t end
file out => path do |t| run_test t end
task :clean do rm_f [path, out] end
task :generate => path
task :bench => out
end
$units = [10, 100, 1_000, 10_000]
$types = %w(positive negative)
$frameworks = []
Gem.find_files("minitest/bench/*.rb").each do |path|
require path
end
$units.each do |n|
$types.each do |type|
$frameworks.each do |framework|
if respond_to? "#{framework}_task" then
send "#{framework}_task", framework, type, n
else
test_file "test/#{framework}_#{type}_#{n}.rb"
end
end
end
end
task :report do
reports = {}
$units.each do |n|
report = Hash.new { |h,k| h[k] = {} }
Dir["test/*_#{n}.*.out"].sort.each do |path|
framework, type, size = test_type path.sub(/\.out$/, '')
report[framework][type] = `tail -1 #{path}`.to_f
end
min_p = report.map { |k,v| v["positive"] }.min
min_n = report.map { |k,v| v["negative"] }.min
max_p = report.map { |k,v| v["positive"] }.max
max_n = report.map { |k,v| v["negative"] }.max
report.each do |framework, h|
p_x = h["positive"] / min_p
n_x = h["negative"] / min_n
h["positive_x"] = p_x
h["negative_x"] = n_x
h["avg_x"] = (p_x + n_x) / 2
end
reports[n] = report
report = report.sort_by { |k,h| h["avg_x"] }
cols = %w( positive positive_x negative negative_x avg_x)
num = report.map { |k,h| [k, *h.values_at(*cols)] }.transpose
num.shift # projects
records = Hash.new { |h,k| h[k] = {} }
cols.zip(num).each do |k, a|
records[k][a.min] = "best"
records[k][a.max] = "worst"
end
xxx = HashHash.new
reports.each do |n, rep|
rep.each do |framework, result|
result.each do |k,v|
next if k =~ /_x$/
xxx[k][framework][n] = v
end
end
end
xxx.each do |type, frameworks|
p :type => type
frameworks.sort.each do |framework, units|
times = units.sort.map { |k,v| v }
puts "#{framework}\t#{times.join("\t")}"
end
puts
end
puts "Size = #{n}:"
puts "%15s: %6s (%8s) %6s (%8s) (%8s)" %
%w(framework pos multiple neg multiple avg)
puts "-" * 63
report.each do |framework, h|
puts "%15s: %6.2f (%6.2f x) %6.2f (%6.2f x) (%6.2f x)" %
[framework, *h.values_at(*cols)]
end
format = ['<tr><th>%s</th>',
'<td class="n %s">%.2f</td><td class="x %s">(%.2f x)</td>',
'<td class="n %s">%.2f</td><td class="x %s">(%.2f x)</td>',
'<td class="x %s">(%.2f x)</td></tr>'].join
File.open "report.#{n}.html", "w" do |f|
f.puts '<?xml version="1.0" encoding="utf-8"?>'
f.puts '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" '
f.puts ' "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">'
f.puts '<html xmlns="http://www.w3.org/1999/xhtml">'
f.puts '<head>'
f.puts "<title>Test Framework Benchmark (iter = #{n})</title>"
f.puts '<style>'
f.puts 'th { text-align: right; }'
f.puts 'td { text-align: right; background-color: #eee; }'
f.puts 'td.best { background-color: #9f9; }'
f.puts 'td.worst { background-color: #f99; }'
f.puts '</style>'
f.puts '</head>'
f.puts '<body>'
f.puts '<table>'
f.puts "<tr><th>framework</th><th>pos (s)</th><th>multiple</th><th>neg (s)</th><th>multiple</th><th>avg</th></tr>"
report.sort_by { |k,h| h["avg_x"] }.each do |framework, h|
v = h.values_at(*cols)
a = cols.map { |col| records[col][h[col]] }
f.puts format % [framework, *a.zip(v).flatten]
end
f.puts "</table>"
end
end
end
############################################################
# support
def test_type path
File.basename(path).sub(/\.(rb|feature)$/, '').split(/_/)
end
def generate t
path = t.name
framework, type, size = test_type path
if respond_to? "generate_#{framework}" then
send "generate_#{framework}", path, framework, type, size
else
mkdir_p File.dirname(path)
generic_generate path, framework, type, size
end
end
def generic_generate path, framework, type, size
File.open path, "w" do |f|
f.puts send "#{framework}_header", type
f.puts
size.to_i.times do |n|
f.puts send "#{framework}_testcase", n, type
f.puts
end
f.puts send "#{framework}_footer"
end
end
def run_test t
out = t.name
path = t.prerequisites.first
framework, type, size = test_type path
cmd = case framework
when "minitestunit", "minitestspec", "testunit2", "shoulda" then
"ruby -rubygems"
when "testunit1" then
"ruby"
when "rspec" then
"spec"
when "bacon" then
"bacon"
when "cucumber" then
"cucumber --no-color -f progress --require test/cucumber.rb"
else
raise "unknown framework: #{framework.inspect}"
end
sh "X=1 time #{cmd} #{path} &> #{out}; true"
end
# vim: syntax=ruby