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#!/usr/bin/env ruby
# encoding: UTF-8
require File.expand_path('../test_helper', __FILE__)
require 'fiber'
require 'timeout'
require 'set'
# -- Tests ----
class FiberTest < TestCase
def enumerator_with_fibers
enum = Enumerator.new do |yielder|
[1,2].each do |x|
yielder.yield x
end
end
enum.next
enum.next
end
def fiber_yield_resume
fiber = Fiber.new do
Fiber.yield 1
Fiber.yield 2
end
fiber.resume
fiber.resume
end
def test_fibers
skip "Skip on s390x" if(Gem::Platform.local.cpu == "s390x")
result = RubyProf::Profile.profile(measure_mode: RubyProf::WALL_TIME) { enumerator_with_fibers }
assert_equal(2, result.threads.size)
thread1 = result.threads[0]
methods = thread1.methods.sort.reverse
assert_equal(5, methods.count)
method = methods[0]
assert_equal('FiberTest#test_fibers', method.full_name)
assert_equal(1, method.called)
assert_in_delta(0, method.total_time)
assert_in_delta(0, method.self_time)
assert_in_delta(0, method.wait_time)
assert_in_delta(0, method.children_time)
method = methods[1]
assert_equal('FiberTest#enumerator_with_fibers', method.full_name)
assert_equal(1, method.called)
assert_in_delta(0, method.total_time)
assert_in_delta(0, method.self_time)
assert_in_delta(0, method.wait_time)
assert_in_delta(0, method.children_time)
method = methods[2]
assert_equal('Enumerator#next', method.full_name)
assert_equal(2, method.called)
assert_in_delta(0, method.total_time)
assert_in_delta(0, method.self_time)
assert_in_delta(0, method.wait_time)
assert_in_delta(0, method.children_time)
method = methods[3]
assert_equal('Class#new', method.full_name)
assert_equal(1, method.called)
assert_in_delta(0, method.total_time)
assert_in_delta(0, method.self_time)
assert_in_delta(0, method.wait_time)
assert_in_delta(0, method.children_time)
method = methods[4]
assert_equal('Enumerator#initialize', method.full_name)
assert_equal(1, method.called)
assert_in_delta(0, method.total_time)
assert_in_delta(0, method.self_time)
assert_in_delta(0, method.wait_time)
assert_in_delta(0, method.children_time)
thread2 = result.threads[1]
methods = thread2.methods.sort.reverse
assert_equal(4, methods.count)
assert_in_delta(0, method.total_time)
assert_in_delta(0, method.self_time)
assert_in_delta(0, method.wait_time)
assert_in_delta(0, method.children_time)
method = methods[0]
assert_equal('Enumerator#each', method.full_name)
assert_equal(1, method.called)
assert_in_delta(0, method.total_time)
assert_in_delta(0, method.self_time)
assert_in_delta(0, method.wait_time)
assert_in_delta(0, method.children_time)
method = methods[1]
assert_equal('Enumerator::Generator#each', method.full_name)
assert_equal(1, method.called)
assert_in_delta(0, method.total_time)
assert_in_delta(0, method.self_time)
assert_in_delta(0, method.wait_time)
assert_in_delta(0, method.children_time)
method = methods[2]
assert_equal('Array#each', method.full_name)
assert_equal(1, method.called)
assert_in_delta(0, method.total_time)
assert_in_delta(0, method.self_time)
assert_in_delta(0, method.wait_time)
assert_in_delta(0, method.children_time)
method = methods[3]
assert_equal('Enumerator::Yielder#yield', method.full_name)
assert_equal(2, method.called)
assert_in_delta(0, method.total_time)
assert_in_delta(0, method.self_time)
assert_in_delta(0, method.wait_time)
assert_in_delta(0, method.children_time)
end
def test_fiber_resume
result = RubyProf::Profile.profile(measure_mode: RubyProf::WALL_TIME) { fiber_yield_resume }
assert_equal(2, result.threads.size)
thread1 = result.threads[0]
methods = thread1.methods.sort.reverse
assert_equal(5, methods.count)
method = methods[0]
assert_equal('FiberTest#test_fiber_resume', method.full_name)
assert_equal(1, method.called)
assert_in_delta(0, method.total_time)
assert_in_delta(0, method.self_time)
assert_in_delta(0, method.wait_time)
assert_in_delta(0, method.children_time)
method = methods[1]
assert_equal('FiberTest#fiber_yield_resume', method.full_name)
assert_equal(1, method.called)
assert_in_delta(0, method.total_time)
assert_in_delta(0, method.self_time)
assert_in_delta(0, method.wait_time)
assert_in_delta(0, method.children_time)
method = methods[2]
assert_equal('Fiber#resume', method.full_name)
assert_equal(2, method.called)
assert_in_delta(0, method.total_time)
assert_in_delta(0, method.self_time)
assert_in_delta(0, method.wait_time)
assert_in_delta(0, method.children_time)
method = methods[3]
assert_equal('Class#new', method.full_name)
assert_equal(1, method.called)
assert_in_delta(0, method.total_time)
assert_in_delta(0, method.self_time)
assert_in_delta(0, method.wait_time)
assert_in_delta(0, method.children_time)
method = methods[4]
assert_equal('Fiber#initialize', method.full_name)
assert_equal(1, method.called)
assert_in_delta(0, method.total_time)
assert_in_delta(0, method.self_time)
assert_in_delta(0, method.wait_time)
assert_in_delta(0, method.children_time)
thread1 = result.threads[1]
methods = thread1.methods.sort.reverse
assert_equal(2, methods.count)
assert_in_delta(0, method.total_time)
assert_in_delta(0, method.self_time)
assert_in_delta(0, method.wait_time)
assert_in_delta(0, method.children_time)
method = methods[0]
assert_equal('FiberTest#fiber_yield_resume', method.full_name)
assert_equal(1, method.called)
assert_in_delta(0, method.total_time)
assert_in_delta(0, method.self_time)
assert_in_delta(0, method.wait_time)
assert_in_delta(0, method.children_time)
method = methods[1]
assert_equal('<Class::Fiber>#yield', method.full_name)
assert_equal(2, method.called)
assert_in_delta(0, method.total_time)
assert_in_delta(0, method.self_time)
assert_in_delta(0, method.wait_time)
assert_in_delta(0, method.children_time)
end
end
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