How to use boot method of StackProf Package

Best Test-prof_ruby code snippet using StackProf.boot

stack_prof.rb

Source:stack_prof.rb Github

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...24 FORMATS = %w[html json].freeze25 attr_accessor :mode, :interval, :raw, :target, :format26 def initialize27 @mode = ENV.fetch("TEST_STACK_PROF_MODE", :wall).to_sym28 @target = ENV["TEST_STACK_PROF"] == "boot" ? :boot : :suite29 @raw = ENV["TEST_STACK_PROF_RAW"] != "0"30 @format =31 if FORMATS.include?(ENV["TEST_STACK_PROF_FORMAT"])32 ENV["TEST_STACK_PROF_FORMAT"]33 else34 "html"35 end36 sample_interval = ENV["TEST_STACK_PROF_INTERVAL"].to_i37 @interval = sample_interval > 0 ? sample_interval : nil38 end39 def raw?40 @raw == true41 end42 def boot?43 target == :boot44 end45 def suite?46 target == :suite47 end48 end49 class << self50 include Logging51 def config52 @config ||= Configuration.new53 end54 def configure55 yield config56 end57 # Run StackProf and automatically dump58 # a report when the process exits or when the application is booted.59 def run60 return unless profile61 @locked = true62 log :info, "StackProf#{config.raw? ? " (raw)" : ""} enabled globally: " \63 "mode – #{config.mode}, target – #{config.target}"64 at_exit { dump("total") } if config.suite?65 end66 def profile(name = nil)67 if locked?68 log :warn, <<~MSG69 StackProf is activated globally, you cannot generate per-example report.70 Make sure you haven's set the TEST_STACK_PROF environmental variable.71 MSG72 return false...

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rspec.rb

Source:rspec.rb Github

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...37 listener, *TestProf::StackProf::Listener::NOTIFICATIONS38 )39 end40end41# Handle boot profiling42RSpec.configure do |config|43 config.append_before(:suite) do44 TestProf::StackProf.dump("boot") if TestProf::StackProf.config.boot?45 end46end...

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boot

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1def fibonacci(n)2 fibonacci(n - 1) + fibonacci(n - 2)3StackProf.run(mode: :cpu, out: 'stackprof-cpu-myapp.dump') do4 fibonacci(30)5StackProf.results('stackprof-cpu-myapp.dump') do |result|

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boot

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1StackProf.run(mode: :wall, out: 'stackprof.dump') do2StackProf.results('stackprof.dump').print_text3StackProf.results('stackprof.dump').print_graph4StackProf.results('stackprof.dump').print_html5StackProf.results('stackprof.dump').print_json6StackProf.results('stackprof.dump').print_text7StackProf.results('stackprof.dump').print_text8StackProf.results('stackprof.dump').print_text9StackProf.results('stackprof.dump').print_text10StackProf.results('stackprof.dump').print_text11StackProf.results('stackprof.dump').print_text12StackProf.results('stackprof.dump').print_text13StackProf.results('stackprof.dump').print_text14StackProf.results('stackprof.dump').print_text

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boot

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1StackProf.run(mode: :cpu, out: 'stackprof-cpu-myapp.dump') do2result = StackProf.analyze('stackprof-cpu-myapp.dump')3result = StackProf.analyze('stackprof-cpu-myapp.dump')4result = StackProf.analyze('stackprof-cpu-myapp.dump')5result = StackProf.analyze('stackprof-cpu-myapp.dump')6result = StackProf.analyze('stackprof-cpu-myapp.dump')7result = StackProf.analyze('stackprof-cpu-myapp.dump')8result = StackProf.analyze('stackprof-cpu-myapp.dump')9result = StackProf.analyze('stackprof-cpu-myapp.dump')10result = StackProf.analyze('stackprof-cpu-myapp.dump')11result = StackProf.analyze('stackprof-cpu-myapp.dump')12result = StackProf.analyze('stackprof-cpu-myapp.dump')

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boot

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1 Mode: wall(1000)2 Samples: 0 (0.00% miss rate)3 GC: 0 (0.00%)

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boot

Using AI Code Generation

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1StackProf.run(mode: :wall, out: 'stackprof.dump') do2StackProf.results('stackprof.dump')3StackProf.start(mode: :wall, out: 'stackprof.dump')4StackProf.results('stackprof.dump')5StackProf.run_in_thread(mode: :wall, out: 'stackprof.dump') do6sleep(5)7StackProf.results('stackprof.dump')8StackProf.run_in_process(mode: :wall, out: 'stackprof.dump') do9StackProf.results('stackprof.dump')10StackProf.run_in_thread(mode: :wall, out: 'stackprof.dump') do11sleep(5)12StackProf.results('stackprof.dump')13StackProf.run_in_process(mode: :wall, out: 'stackprof.dump') do14StackProf.results('stackprof.dump')15StackProf.run_in_thread(mode: :wall, out: 'stackprof.dump') do16sleep(5)17StackProf.results('stackprof.dump')

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boot

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1 SecureRandom.hex(100)2 100000.times.map { generate_string }3 @stack.push([Time.now, 0])4 set_trace_func(method(:trace).to_proc)5 set_trace_func(nil)6 File.open('stackprof-report.json', 'w') do |f|7 f.write(JSON.pretty_generate(@data))8 def trace(event, file, line, id, binding, klass)9 @stack.push([Time.now, line])10 method_name = klass.instance_method(id).name11 @data << {12 time: (end_time - start_time) * 100013 }14 {15 },16 {

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boot

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1 SecureRandom.hex(100)2 100000.times.map { generate_string }3 @stack.push([Time.now, 0])4 set_trace_func(method(:trace).to_proc)5 set_trace_func(nil)6 File.open('stackprof-report.json', 'w') do |f|7 f.write(JSON.pretty_generate(@data))8 def trace(event, file, line, id, binding, klass)9 @stack.push([Time.now, line])10 method_name = klass.instance_method(id).name11 @data << {12 time: (end_time - start_time) * 100013 }14 {15 },16 {17StackProf.results('stackprof.dump').print_html18StackProf.results('stackprof.dump').print_json19StackProf.results('stackprof.dump').print_text20StackProf.results('stackprof.dump').print_text21StackProf.results('stackprof.dump').print_text22StackProf.results('stackprof.dump').print_text23StackProf.results('stackprof.dump').print_text24StackProf.results('stackprof.dump').print_text25StackProf.results('stackprof.dump').print_text26StackProf.results('stackprof.dump').print_text27StackProf.results('stackprof.dump').print_text

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