зеркало из https://github.com/github/ruby.git
Get rid of JSON benchmarks
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1cb9f9af23
Коммит
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require "benchmark/ips"
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require "json"
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require "oj"
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require "rapidjson"
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if ENV["ONLY"]
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RUN = ENV["ONLY"].split(/[,: ]/).map{|x| [x.to_sym, true] }.to_h
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RUN.default = false
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elsif ENV["EXCEPT"]
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RUN = ENV["EXCEPT"].split(/[,: ]/).map{|x| [x.to_sym, false] }.to_h
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RUN.default = true
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else
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RUN = Hash.new(true)
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end
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def benchmark_parsing(name, json_output)
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puts "== Parsing #{name} (#{json_output.size} bytes)"
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Benchmark.ips do |x|
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x.report("json") { JSON.parse(json_output) } if RUN[:json]
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x.report("oj") { Oj.load(json_output) } if RUN[:oj]
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x.report("oj strict") { Oj.strict_load(json_output) } if RUN[:oj]
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x.report("Oj::Parser") { Oj::Parser.usual.parse(json_output) } if RUN[:oj]
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x.report("rapidjson") { RapidJSON.parse(json_output) } if RUN[:rapidjson]
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x.compare!(order: :baseline)
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end
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puts
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end
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benchmark_parsing "small nested array", JSON.dump([[1,2,3,4,5]]*10)
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benchmark_parsing "small hash", JSON.dump({ "username" => "jhawthorn", "id" => 123, "event" => "wrote json serializer" })
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benchmark_parsing "test from oj", <<JSON
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{"a":"Alpha","b":true,"c":12345,"d":[true,[false,[-123456789,null],3.9676,["Something else.",false],null]],"e":{"zero":null,"one":1,"two":2,"three":[3],"four":[0,1,2,3,4]},"f":null,"h":{"a":{"b":{"c":{"d":{"e":{"f":{"g":null}}}}}}},"i":[[[[[[[null]]]]]]]}
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JSON
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benchmark_parsing "twitter.json", File.read("#{__dir__}/data/twitter.json")
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benchmark_parsing "citm_catalog.json", File.read("#{__dir__}/data/citm_catalog.json")
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benchmark_parsing "canada.json", File.read("#{__dir__}/data/canada.json")
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@ -1,41 +0,0 @@
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require 'benchmark/ips'
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$:.unshift File.expand_path('../ext', __dir__)
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$:.unshift File.expand_path('../lib', __dir__)
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bench, mode = ARGV
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if mode == 'pure'
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require 'json/pure'
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else
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require 'json/ext'
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end
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bench_dump = bench == 'dump'
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if bench_dump
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p JSON.generator
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else
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p JSON.parser
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end
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str = File.read("#{__dir__}/data/ohai.json")
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obj = JSON.load(str)
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Benchmark.ips do |x|
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unless RUBY_ENGINE == 'ruby'
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x.warmup = 5
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x.iterations = 5
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end
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if bench_dump
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x.report('JSON.dump(obj)') do # max_nesting: false, allow_nan: true
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JSON.dump(obj)
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end
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else
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x.report('JSON.load(str)') do # max_nesting: false, allow_nan: true, allow_blank: true, create_additions: true
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JSON.load(str)
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end
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end
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x.compare!
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end
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