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require 'rubygems'
require 'benchmark'
require 'yaml'
require 'yajl'
require 'ffi_yajl'
if !defined?(RUBY_ENGINE) || RUBY_ENGINE !~ /jruby/
begin
require 'yajl'
rescue LoadError
puts "INFO: yajl-ruby not installed"
end
else
puts "INFO: skipping yajl-ruby on jruby"
end
begin
require 'json'
rescue LoadError
end
begin
require 'psych'
rescue LoadError
end
begin
require 'active_support'
rescue LoadError
end
begin
require 'oj'
rescue LoadError
end
class FFI_Yajl::Benchmark::Parse
def run
filename = File.expand_path(File.join(File.dirname(__FILE__), "subjects", "item.json"))
json = File.new(filename, 'r')
json_str = json.read
times = ARGV[1] ? ARGV[1].to_i : 10_000
puts "Starting benchmark parsing #{File.size(filename)} bytes of JSON data #{times} times\n\n"
Benchmark.bmbm { |x|
x.report {
puts "FFI_Yajl::Parser.parse (from a String)"
times.times {
FFI_Yajl::Parser.parse(json_str)
}
}
# ffi_parser = FFI_Yajl::Parser.new
# x.report {
# puts "FFI_Yajl::Parser#parse (from a String)"
# times.times {
# json.rewind
# ffi_parser.parse(json.read)
# }
# }
if defined?(Yajl::Parser)
x.report {
puts "Yajl::Parser.parse (from a String)"
times.times {
Yajl::Parser.parse(json_str)
}
}
io_parser = Yajl::Parser.new
io_parser.on_parse_complete = lambda { |obj| } if times > 1
x.report {
puts "Yajl::Parser#parse (from an IO)"
times.times {
json.rewind
io_parser.parse(json)
}
}
string_parser = Yajl::Parser.new
string_parser.on_parse_complete = lambda { |obj| } if times > 1
x.report {
puts "Yajl::Parser#parse (from a String)"
times.times {
json.rewind
string_parser.parse(json_str)
}
}
end
if defined?(Oj)
x.report {
puts "Oj.load"
times.times {
json.rewind
Oj.load(json.read)
}
}
end
if defined?(JSON)
x.report {
puts "JSON.parse"
times.times {
json.rewind
JSON.parse(json.read, :max_nesting => false)
}
}
end
if defined?(ActiveSupport::JSON)
x.report {
puts "ActiveSupport::JSON.decode"
times.times {
json.rewind
ActiveSupport::JSON.decode(json.read)
}
}
end
x.report {
puts "YAML.load (from an IO)"
times.times {
json.rewind
YAML.load(json)
}
}
x.report {
puts "YAML.load (from a String)"
times.times {
YAML.load(json_str)
}
}
if defined?(Psych)
x.report {
puts "Psych.load (from an IO)"
times.times {
json.rewind
Psych.load(json)
}
}
x.report {
puts "Psych.load (from a String)"
times.times {
Psych.load(json_str)
}
}
end
}
json.close
end
end
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