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#!/usr/bin/env ruby
###
### $Rev$
### $Release: $
### $Copyright$
###
require 'erb'
require 'erubis'
require 'erubis/tiny'
require 'erubis/engine/enhanced'
require 'yaml'
require 'cgi'
include ERB::Util
begin
require 'eruby'
rescue LoadError
ERuby = nil
end
def File.write(filename, content)
File.open(filename, 'w') { |f| f.write(content) }
end
## change benchmark library to use $stderr instead of $stdout
require 'benchmark'
module Benchmark
class Report
def print(*args)
$stderr.print(*args)
end
end
module_function
def print(*args)
$stderr.print(*args)
end
end
class BenchmarkApplication
TARGETS = %w[eruby
ERB ERB(cached)
Erubis::Eruby Erubis::Eruby(cached)
Erubis::FastEruby Erubis::FastEruby(cached)
Erubis::TinyEruby
Erubis::ArrayBufferEruby
Erubis::PrintOutEruby
Erubis::StdoutEruby
]
def initialize(ntimes, context, targets=nil, params={})
@ntimes = ntimes
@context = context
@targets = targets && !targets.empty? ? targets : TARGETS.dup
@testmode = params[:testmode] || 'execute'
@erubyfile = params[:erubyfile] || 'erubybench.rhtml'
@printout = params[:printout] || false
end
attr_accessor :ntimes, :targets
attr_accessor :testmode, :erubyfile, :contextfile, :printout
def context2code(context, varname='context')
s = ''
context.each { |k, | s << "#{k} = #{varname}[#{k.inspect}]; " }
return s
end
def perform_benchmark
width = 30
$stderr.puts "*** ntimes=#{@ntimes}, testmode=#{@testmode}"
Benchmark.bm(width) do |job|
for target in @targets do
method = "#{@testmode}_#{target.gsub(/::|-|\(/, '_').gsub(/\)/, '').downcase}"
#$stderr.puts "*** debug: method=#{method.inspect}"
next unless self.respond_to?(method)
filename = "bench_#{(target =~ /^(\w+)/) && $1.downcase}.rhtml"
title = target
output = nil
job.report(title) do
output = self.__send__(method, filename, @context)
end
File.write("output.#{target.gsub(/[^\w]/,'')}", output) if @printout && output && !output.empty?
end
end
end
##
def execute_eruby(filename, context)
return unless ERuby
eval context2code(context)
@ntimes.times do
ERuby.import(filename)
end
return nil
end
def execute_erb(filename, context)
eval context2code(context)
output = nil
@ntimes.times do
eruby = ERB.new(File.read(filename))
output = eruby.result(binding())
print output
end
return output
end
def execute_erb_cached(filename, context)
eval context2code(context)
output = nil
cachefile = filename + '.cache'
File.unlink(cachefile) if test(?f, cachefile)
@ntimes.times do
if !test(?f, cachefile) || File.mtime(filename) > File.mtime(cachefile)
eruby = ERB.new(File.read(filename))
File.write(cachefile, eruby.src)
else
eruby = ERB.new('')
#eruby.src = File.read(cachefile)
eruby.instance_variable_set("@src", File.read(cachefile))
end
output = eruby.result(binding())
print output
end
return output
end
## no cached
for klass in %w[Eruby FastEruby TinyEruby ArrayBufferEruby PrintOutEruby StdoutEruby] do
s = <<-END
def execute_erubis_#{klass.downcase}(filename, context)
eval context2code(context)
output = nil
@ntimes.times do
eruby = Erubis::#{klass}.new(File.read(filename))
output = eruby.result(binding())
print output
end
return output
end
END
eval s
end
## cached
for klass in %w[Eruby FastEruby] do
s = <<-END
def execute_erubis_#{klass.downcase}_cached(filename, context)
eval context2code(context)
cachefile = filename + '.cache'
File.unlink(cachefile) if test(?f, cachefile)
output = nil
@ntimes.times do
eruby = Erubis::#{klass}.load_file(filename)
output = eruby.result(binding())
print output
end
savefile = cachefile.sub(/\\.cache$/, '.#{klass.downcase}.cache')
File.rename(cachefile, savefile)
return output
end
END
eval s
end
##
def convert_eruby(filename, context)
return unless ERuby
eval context2code(context)
output = nil
@ntimes.times do
output = ERuby::Compiler.new.compile_string(File.read(filename))
end
return output
end
def convert_erb(filename, context)
eval context2code(context)
output = nil
@ntimes.times do
eruby = ERB.new(File.read(filename))
output = eruby.src
end
return output
end
for klass in %w[Eruby FastEruby TinyEruby]
s = <<-END
def convert_erubis_#{klass.downcase}(filename, context)
eval context2code(context)
output = nil
@ntimes.times do
eruby = Erubis::#{klass}.new(File.read(filename))
output = eruby.src
end
return output
end
END
eval s
end
end
require 'optparse'
class MainApplication
def parse_argv(argv=ARGV)
optparser = OptionParser.new
options = {}
['-h', '-n N', '-t erubyfile', '-f contextfile', '-A', '-e',
'-x exclude', '-m testmode', '-X', '-p', '-D'].each do |opt|
optparser.on(opt) { |val| options[opt[1].chr] = val }
end
begin
targets = optparser.parse!(argv)
rescue => ex
$stderr.puts "#{@script}: #{ex.to_s}"
exit(1)
end
return options, targets
end
def execute
@script = File.basename($0)
ntimes = 1000
targets = BenchmarkApplication::TARGETS.dup
testmode = 'execute'
contextfile = 'erubybench.yaml'
#
options, args = parse_argv(ARGV)
ntimes = options['n'].to_i if options['n']
targets = args if args && !args.empty?
targets = targets - options['x'].split(/,/) if options['x']
testmode = options['m'] if options['m']
contextfile = options['f'] if options['f']
erubyfile = options['t'] if options['t']
#
if options['h']
$stderr.puts "Usage: ruby #{@script} [..options..] [..targets..]"
$stderr.puts " -h : help"
$stderr.puts " -n N : loop N times"
$stderr.puts " -f datafile : context data filename (*.yaml)"
$stderr.puts " -x exclude : exclude target name"
$stdout.puts " -m testmode : 'execute' or 'convert' (default 'execute')"
$stderr.puts " -p : print output to file (filename: 'output.TARGETNAME')"
return
end
#
#if ! options['t']
for item in %w[eruby erb erubis]
fname = "bench_#{item}.rhtml"
header = File.read("templates/_header.html")
#body = File.read("templates/#{erubyfile}")
body = File.read("templates/#{fname}")
footer = File.read("templates/_footer.html")
content = header + body + footer
File.write(fname, content)
end
#
if options['e'] # escape
tuples = [
[ 'bench_eruby.rhtml', '<%= CGI.escapeHTML((\1).to_s) %>' ],
[ 'bench_erb.rhtml', '<%=h \1 %>' ],
[ 'bench_erubis.rhtml', '<%== \1 %>' ],
]
for fname, replace in tuples
content = File.read(fname).gsub(/<%= ?(.*?) ?%>/, replace)
File.write(fname, content)
end
targets.delete('Erubis::TinyEruby') ## because TinyEruby doesn't support '<%== =>'
end
#
context = YAML.load_file(contextfile)
#
params = {
:printout=>options['p'],
:testmode=>testmode,
}
app = BenchmarkApplication.new(ntimes, context, targets, params)
app.perform_benchmark()
end
end
if __FILE__ == $0
## open /dev/null
$stdout = File.open('/dev/null', 'w')
at_exit do
$stdout.close()
end
## start benchmark
MainApplication.new().execute()
end
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