\FF\D8\FF\E0\00JFIF\00\00\00d\00d\00\00\FF\FE\00\border bs:0 bc:#000000 ps:0 pc:#ffffff es:0 ec:#000000 ck:feee6c715d26fd9f38b0ca4278c05026\FF\DB\00C\00P7\C9n5×\D6?\BDê\9Ds\EBp\9F[`8m\B7)o\B5\E8\E6I\99\FE3]]A2\BA\8Cw\D6E\93\\DEv\C8\009\F2\F1NI?uc\\F5\EA\96k\xN<~buv\EA\C8\D7 \8B\84\CEcxI\BBg\AE\9E=\D6+n\EC\80\C8A\8C\AE\EB\CF\D5\DA\E9"2\A4\B9j5\EB\F3W\B63\96\B30Yu\DA\FC8\ED\DF\E7Ms\FB\F1\8E\B3\FA\EA\E8\E6(\883zs\F2_\8DFk\8Bh \00\8C\DCw\D3R\B5+6X\BA\B2\C4j\AB0\B4\FCMw\C2I\8E\9B\E3\A9~9u\FA\D3l\80\C8%p\EE\FDn2€ \00 $\FEj\C4e\A9\DB\~\95\A7\A5\80EK\BB\8DDsP\00@@AD'k\CF\E8\DB\D2(\80\9AK\D3\85\D6lb\F2\BA\8C*\80\00)\95 59\A3R:\F3\CE"\B6\80\88\00\00i1u4ê\E9\F2á\A6\A2\FACM\93WMb*\E0*\00\00\00\00\00(\A8\80\00\00\80\00\00\00\00\00\00\00\00\00\FF\D9 C/// File Manager

File Manager

Path: /opt/chef.upgrade/embedded/lib/ruby/gems/2.3.0/gems/ruby-prof-0.16.2/test/

Viewing File: pause_resume_test.rb

#!/usr/bin/env ruby
# encoding: UTF-8

require File.expand_path('../test_helper', __FILE__)

class PauseResumeTest < TestCase
  def setup
    # Need to use wall time for this test due to the sleep calls
    RubyProf::measure_mode = RubyProf::WALL_TIME
  end

  def test_pause_resume
    # Measured
    RubyProf.start
    RubyProf::C1.hello

    # Not measured
    RubyProf.pause
    sleep 1
    RubyProf::C1.hello

    # Measured
    RubyProf.resume
    RubyProf::C1.hello

    result = RubyProf.stop

    # Length should be 3:
    #   PauseResumeTest#test_pause_resume
    #   <Class::RubyProf::C1>#hello
    #   Kernel#sleep

    methods = result.threads.first.methods.sort_by {|method_info| method_info.full_name}
    # remove methods called by pause/resume
    called_methods = ['Array#include?', 'Fixnum#==', 'Kernel#respond_to?', 'Kernel#respond_to_missing?']
    methods.reject!{|m| called_methods.include?(m.full_name) }
    # TODO: fix pause/resume to not include those methods in the first place
    assert_equal(3, methods.length)

    # Check the names
    assert_equal('<Class::RubyProf::C1>#hello', methods[0].full_name)
    assert_equal('Kernel#sleep', methods[1].full_name)
    assert_equal('PauseResumeTest#test_pause_resume', methods[2].full_name)

    # Check times
    assert_in_delta(0.2, methods[0].total_time, 0.02)
    assert_in_delta(0, methods[0].wait_time, 0.02)
    assert_in_delta(0, methods[0].self_time, 0.02)

    assert_in_delta(0.2, methods[1].total_time, 0.02)
    assert_in_delta(0, methods[1].wait_time, 0.02)
    assert_in_delta(0.2, methods[1].self_time, 0.02)

    assert_in_delta(0.2, methods[2].total_time, 0.02)
    assert_in_delta(0, methods[2].wait_time, 0.02)
    assert_in_delta(0, methods[2].self_time, 0.02)
  end

  # pause/resume in the same frame
  def test_pause_resume_1
    profile = RubyProf::Profile.new

    profile.start
    method_1a

    profile.pause
    method_1b

    profile.resume
    method_1c

    result = profile.stop
    assert_in_delta(0.6, result.threads[0].methods.select{|m| m.full_name =~ /test_pause_resume_1$/}[0].total_time, 0.05)
  end
  def method_1a; sleep 0.2 end
  def method_1b; sleep 1   end
  def method_1c; sleep 0.4 end

  # pause in parent frame, resume in child
  def test_pause_resume_2
    profile = RubyProf::Profile.new

    profile.start
    method_2a

    profile.pause
    sleep 0.5
    method_2b(profile)

    result = profile.stop
    assert_in_delta(0.6, result.threads[0].methods.select{|m| m.full_name =~ /test_pause_resume_2$/}[0].total_time, 0.05)
  end
  def method_2a; sleep 0.2 end
  def method_2b(profile); sleep 0.5; profile.resume; sleep 0.4 end

  # pause in child frame, resume in parent
  def test_pause_resume_3
    profile = RubyProf::Profile.new

    profile.start
    method_3a(profile)

    sleep 0.5
    profile.resume
    method_3b

    result = profile.stop
    assert_in_delta(0.6, result.threads[0].methods.select{|m| m.full_name =~ /test_pause_resume_3$/}[0].total_time, 0.05)
  end
  def method_3a(profile); sleep 0.2; profile.pause; sleep 0.5 end
  def method_3b; sleep 0.4 end

  def test_pause_seq
    profile = RubyProf::Profile.new
    profile.start ; assert !profile.paused?
    profile.pause ; assert profile.paused?
    profile.resume; assert !profile.paused?
    profile.pause ; assert profile.paused?
    profile.pause ; assert profile.paused?
    profile.resume; assert !profile.paused?
    profile.resume; assert !profile.paused?
    profile.stop  ; assert !profile.paused?
  end

  def test_pause_block
    profile = RubyProf::Profile.new
    profile.start
    profile.pause
    assert profile.paused?

    times_block_invoked = 0
    retval= profile.resume{
      times_block_invoked += 1
      120 + times_block_invoked
    }
    assert_equal 1, times_block_invoked
    assert profile.paused?

    assert_equal 121, retval, "resume() should return the result of the given block."

    profile.stop
  end

  def test_pause_block_with_error
    profile = RubyProf::Profile.new
    profile.start
    profile.pause
    assert profile.paused?

    begin
      profile.resume{ raise }
      flunk 'Exception expected.'
    rescue
      assert profile.paused?
    end

    profile.stop
  end

  def test_resume_when_not_paused
    profile = RubyProf::Profile.new
    profile.start ; assert !profile.paused?
    profile.resume; assert !profile.paused?
    profile.stop  ; assert !profile.paused?
  end
end