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|
$LOAD_PATH.unshift File.expand_path(File.dirname(__FILE__) + '/..')
$LOAD_PATH.unshift File.expand_path(File.dirname(__FILE__) + '/../lib')
require 'rubygems'
require 'benchmark'
require 'yajl'
require 'stringio'
begin
require 'json'
rescue LoadError
end
begin
require 'psych'
rescue LoadError
end
begin
require 'active_support'
rescue LoadError
end
filename = ARGV[0] || 'benchmark/subjects/ohai.json'
hash = File.open(filename, 'rb') { |f| Yajl::Parser.new.parse(f.read) }
times = ARGV[1] ? ARGV[1].to_i : 1000
puts "Starting benchmark encoding #{filename} #{times} times\n\n"
Benchmark.bmbm { |x|
io_encoder = Yajl::Encoder.new
string_encoder = Yajl::Encoder.new
x.report("Yajl::Encoder#encode (to an IO)") {
times.times {
io_encoder.encode(hash, StringIO.new)
}
}
x.report("Yajl::Encoder#encode (to a String)") {
times.times {
output = string_encoder.encode(hash)
}
}
if defined?(JSON)
x.report("JSON.generate") {
times.times {
JSON.generate(hash)
}
}
end
if defined?(Psych)
x.report("Psych.to_json") {
times.times {
Psych.to_json(hash)
}
}
if defined?(Psych::JSON::Stream)
x.report("Psych::JSON::Stream") {
times.times {
io = StringIO.new
stream = Psych::JSON::Stream.new io
stream.start
stream.push hash
stream.finish
}
}
end
end
if defined?(ActiveSupport::JSON)
x.report("ActiveSupport::JSON.encode") {
times.times {
ActiveSupport::JSON.encode(hash)
}
}
end
}
|
