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#!/usr/bin/env ruby
# encoding: UTF-8
require File.expand_path('../test_helper', __FILE__)
class MeasureProcessTimeTest < TestCase
def setup
# Need to fix this for linux (windows works since PROCESS_TIME is WALL_TIME anyway)
RubyProf::measure_mode = RubyProf::PROCESS_TIME
end
def test_mode
assert_equal(RubyProf::PROCESS_TIME, RubyProf::measure_mode)
end
def test_process_time_enabled_defined
assert(defined?(RubyProf::PROCESS_TIME_ENABLED))
end
def test_primes
start = Process.times
result = RubyProf.profile do
run_primes(10000)
end
finish = Process.times
total_time = (finish.utime - start.utime) + (finish.stime - start.stime)
thread = result.threads.first
assert_in_delta(total_time, thread.total_time, 0.03)
methods = result.threads.first.methods.sort.reverse
expected_number_of_methods =
case RUBY_VERSION
when /^1\.9\.3/ then 16
when /^2\.0/ then 15
when /^2\.(1|2)/ then 14
else 13
end
# puts methods.map(&:full_name).inspect
assert_equal expected_number_of_methods, methods.length
# Check times
assert_equal("MeasureProcessTimeTest#test_primes", methods[0].full_name)
assert_in_delta(total_time, methods[0].total_time, 0.02)
assert_in_delta(0.0, methods[0].wait_time, 0.01)
assert_in_delta(0.0, methods[0].self_time, 0.01)
assert_equal("Object#run_primes", methods[1].full_name)
assert_in_delta(total_time, methods[1].total_time, 0.02)
assert_in_delta(0.0, methods[1].wait_time, 0.01)
assert_in_delta(0.0, methods[1].self_time, 0.01)
assert_equal("Object#find_primes", methods[2].full_name)
assert_equal("Array#select", methods[3].full_name)
assert_equal("Object#is_prime", methods[4].full_name)
assert_equal("Integer#upto", methods[5].full_name)
assert_equal("Object#make_random_array", methods[6].full_name)
assert_equal("Array#each_index", methods[7].full_name)
assert_equal("Kernel#rand", methods[8].full_name)
end
end
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