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This test failed under RGENGC_CHECK_MODE >= 2. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45538 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
314 lines
9.1 KiB
Ruby
314 lines
9.1 KiB
Ruby
require 'test/unit'
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require_relative "envutil"
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class TestGc < Test::Unit::TestCase
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class S
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def initialize(a)
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@a = a
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end
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end
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def test_gc
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prev_stress = GC.stress
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GC.stress = false
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assert_nothing_raised do
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1.upto(10000) {
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tmp = [0,1,2,3,4,5,6,7,8,9]
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}
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tmp = nil
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end
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l=nil
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100000.times {
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l = S.new(l)
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}
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GC.start
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assert true # reach here or dumps core
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l = []
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100000.times {
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l.push([l])
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}
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GC.start
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assert true # reach here or dumps core
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GC.stress = prev_stress
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end
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def test_enable_disable
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GC.enable
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assert_equal(false, GC.enable)
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assert_equal(false, GC.disable)
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assert_equal(true, GC.disable)
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assert_equal(true, GC.disable)
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assert_nil(GC.start)
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assert_equal(true, GC.enable)
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assert_equal(false, GC.enable)
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ensure
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GC.enable
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end
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def test_start_full_mark
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GC.start(full_mark: false)
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assert_nil GC.latest_gc_info(:major_by)
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GC.start(full_mark: true)
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assert_not_nil GC.latest_gc_info(:major_by)
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end
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def test_start_immediate_sweep
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GC.start(immediate_sweep: false)
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assert_equal false, GC.latest_gc_info(:immediate_sweep)
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GC.start(immediate_sweep: true)
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assert_equal true, GC.latest_gc_info(:immediate_sweep)
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end
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def test_count
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c = GC.count
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GC.start
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assert_operator(c, :<, GC.count)
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end
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def test_stat
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res = GC.stat
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assert_equal(false, res.empty?)
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assert_kind_of(Integer, res[:count])
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arg = Hash.new
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res = GC.stat(arg)
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assert_equal(arg, res)
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assert_equal(false, res.empty?)
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assert_kind_of(Integer, res[:count])
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stat, count = {}, {}
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GC.start
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GC.stat(stat)
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ObjectSpace.count_objects(count)
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assert_equal(count[:TOTAL]-count[:FREE], stat[:heap_live_slot])
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assert_equal(count[:FREE], stat[:heap_free_slot])
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# measure again without GC.start
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1000.times{ "a" + "b" }
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GC.stat(stat)
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ObjectSpace.count_objects(count)
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assert_equal(count[:FREE], stat[:heap_free_slot])
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end
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def test_stat_argument
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assert_raise_with_message(ArgumentError, /\u{30eb 30d3 30fc}/) {GC.stat(:"\u{30eb 30d3 30fc}")}
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end
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def test_stat_single
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stat = GC.stat
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assert_equal stat[:count], GC.stat(:count)
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assert_raise(ArgumentError){ GC.stat(:invalid) }
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end
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def test_latest_gc_info
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GC.start
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GC.stat(:heap_free_slot).times{ "a" + "b" }
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assert_equal :newobj, GC.latest_gc_info[:gc_by]
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GC.start
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assert_equal :nofree, GC.latest_gc_info[:major_by]
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assert_equal :method, GC.latest_gc_info[:gc_by]
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assert_equal true, GC.latest_gc_info[:immediate_sweep]
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GC.stress = true
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assert_equal :stress, GC.latest_gc_info[:major_by]
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ensure
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GC.stress = false
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end
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def test_latest_gc_info_argument
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info = {}
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GC.latest_gc_info(info)
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assert_not_empty info
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assert_equal info[:gc_by], GC.latest_gc_info(:gc_by)
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assert_raises(ArgumentError){ GC.latest_gc_info(:invalid) }
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assert_raise_with_message(ArgumentError, /\u{30eb 30d3 30fc}/) {GC.latest_gc_info(:"\u{30eb 30d3 30fc}")}
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end
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def test_singleton_method
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assert_in_out_err(%w[--disable-gems], <<-EOS, [], [], "[ruby-dev:42832]")
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GC.stress = true
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10.times do
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obj = Object.new
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def obj.foo() end
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def obj.bar() raise "obj.foo is called, but this is obj.bar" end
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obj.foo
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end
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EOS
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end
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def test_singleton_method_added
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assert_in_out_err(%w[--disable-gems], <<-EOS, [], [], "[ruby-dev:44436]")
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class BasicObject
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undef singleton_method_added
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def singleton_method_added(mid)
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raise
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end
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end
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b = proc {}
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class << b; end
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b.clone rescue nil
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GC.start
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EOS
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end
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def test_gc_parameter
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env = {
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"RUBY_GC_MALLOC_LIMIT" => "60000000",
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"RUBY_GC_HEAP_INIT_SLOTS" => "100000"
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}
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assert_normal_exit("exit", "[ruby-core:39777]", :child_env => env)
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env = {
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"RUBYOPT" => "",
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"RUBY_GC_HEAP_INIT_SLOTS" => "100000"
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}
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assert_in_out_err([env, "-e", "exit"], "", [], [], "[ruby-core:39795]")
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assert_in_out_err([env, "-W0", "-e", "exit"], "", [], [], "[ruby-core:39795]")
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assert_in_out_err([env, "-W1", "-e", "exit"], "", [], [], "[ruby-core:39795]")
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assert_in_out_err([env, "-w", "-e", "exit"], "", [], /RUBY_GC_HEAP_INIT_SLOTS=100000/, "[ruby-core:39795]")
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env = {
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"RUBY_GC_HEAP_GROWTH_FACTOR" => "2.0",
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"RUBY_GC_HEAP_GROWTH_MAX_SLOTS" => "10000"
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}
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assert_normal_exit("exit", "", :child_env => env)
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assert_in_out_err([env, "-w", "-e", "exit"], "", [], /RUBY_GC_HEAP_GROWTH_FACTOR=2.0/, "")
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assert_in_out_err([env, "-w", "-e", "exit"], "", [], /RUBY_GC_HEAP_GROWTH_MAX_SLOTS=10000/, "[ruby-core:57928]")
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env = {
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"RUBY_GC_HEAP_INIT_SLOTS" => "100000",
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"RUBY_GC_HEAP_FREE_SLOTS" => "10000",
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"RUBY_GC_HEAP_OLDOBJECT_LIMIT_FACTOR" => "0.9",
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}
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assert_normal_exit("exit", "", :child_env => env)
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assert_in_out_err([env, "-w", "-e", "exit"], "", [], /RUBY_GC_HEAP_OLDOBJECT_LIMIT_FACTOR=0\.9/, "")
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# always full GC when RUBY_GC_HEAP_OLDOBJECT_LIMIT_FACTOR < 1.0
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assert_in_out_err([env, "-e", "1000_000.times{Object.new}; p(GC.stat[:minor_gc_count] < GC.stat[:major_gc_count])"], "", ['true'], //, "")
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# check obsolete
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assert_in_out_err([{'RUBY_FREE_MIN' => '100'}, '-w', '-eexit'], '', [],
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/RUBY_FREE_MIN is obsolete. Use RUBY_GC_HEAP_FREE_SLOTS instead/)
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assert_in_out_err([{'RUBY_HEAP_MIN_SLOTS' => '100'}, '-w', '-eexit'], '', [],
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/RUBY_HEAP_MIN_SLOTS is obsolete. Use RUBY_GC_HEAP_INIT_SLOTS instead/)
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env = {
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"RUBY_GC_MALLOC_LIMIT" => "60000000",
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"RUBY_GC_MALLOC_LIMIT_MAX" => "160000000",
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"RUBY_GC_MALLOC_LIMIT_GROWTH_FACTOR" => "2.0"
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}
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assert_normal_exit("exit", "", :child_env => env)
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assert_in_out_err([env, "-w", "-e", "exit"], "", [], /RUBY_GC_MALLOC_LIMIT=6000000/, "")
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assert_in_out_err([env, "-w", "-e", "exit"], "", [], /RUBY_GC_MALLOC_LIMIT_MAX=16000000/, "")
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assert_in_out_err([env, "-w", "-e", "exit"], "", [], /RUBY_GC_MALLOC_LIMIT_GROWTH_FACTOR=2.0/, "")
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env = {
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"RUBY_GC_OLDMALLOC_LIMIT" => "60000000",
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"RUBY_GC_OLDMALLOC_LIMIT_MAX" => "160000000",
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"RUBY_GC_OLDMALLOC_LIMIT_GROWTH_FACTOR" => "2.0"
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}
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assert_normal_exit("exit", "", :child_env => env)
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assert_in_out_err([env, "-w", "-e", "exit"], "", [], /RUBY_GC_OLDMALLOC_LIMIT=6000000/, "")
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assert_in_out_err([env, "-w", "-e", "exit"], "", [], /RUBY_GC_OLDMALLOC_LIMIT_MAX=16000000/, "")
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assert_in_out_err([env, "-w", "-e", "exit"], "", [], /RUBY_GC_OLDMALLOC_LIMIT_GROWTH_FACTOR=2.0/, "")
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end
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def test_profiler_enabled
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GC::Profiler.enable
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assert_equal(true, GC::Profiler.enabled?)
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GC::Profiler.disable
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assert_equal(false, GC::Profiler.enabled?)
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ensure
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GC::Profiler.disable
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end
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def test_profiler_clear
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assert_separately %w[--disable-gem], __FILE__, __LINE__, <<-'eom'
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GC::Profiler.enable
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GC.start
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assert_equal(1, GC::Profiler.raw_data.size)
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GC::Profiler.clear
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assert_equal(0, GC::Profiler.raw_data.size)
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200.times{ GC.start }
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assert_equal(200, GC::Profiler.raw_data.size)
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GC::Profiler.clear
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assert_equal(0, GC::Profiler.raw_data.size)
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eom
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end
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def test_profiler_total_time
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GC::Profiler.enable
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GC::Profiler.clear
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GC.start
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assert_operator(GC::Profiler.total_time, :>=, 0)
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ensure
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GC::Profiler.disable
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end
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def test_finalizing_main_thread
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assert_in_out_err(%w[--disable-gems], <<-EOS, ["\"finalize\""], [], "[ruby-dev:46647]")
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ObjectSpace.define_finalizer(Thread.main) { p 'finalize' }
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EOS
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end
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def test_expand_heap
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assert_separately %w[--disable-gem], __FILE__, __LINE__, <<-'eom'
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GC.start
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base_length = GC.stat[:heap_eden_page_length]
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(base_length * 500).times{ 'a' }
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GC.start
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assert_in_delta base_length, (v = GC.stat[:heap_eden_page_length]), 1,
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"invalid heap expanding (base_length: #{base_length}, GC.stat[:heap_eden_page_length]: #{v})"
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a = []
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(base_length * 500).times{ a << 'a'; nil }
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GC.start
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assert_operator base_length, :<, GC.stat[:heap_eden_page_length] + 1
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eom
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end
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def test_gc_internals
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assert_not_nil GC::INTERNAL_CONSTANTS[:HEAP_OBJ_LIMIT]
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assert_not_nil GC::INTERNAL_CONSTANTS[:RVALUE_SIZE]
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end
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def test_sweep_in_finalizer
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bug9205 = '[ruby-core:58833] [Bug #9205]'
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2.times do
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assert_ruby_status([], <<-'end;', bug9205, timeout: 60)
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raise_proc = proc do |id|
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GC.start
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end
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1000.times do
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ObjectSpace.define_finalizer(Object.new, raise_proc)
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end
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end;
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end
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end
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def test_exception_in_finalizer
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bug9168 = '[ruby-core:58652] [Bug #9168]'
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assert_normal_exit(<<-'end;', bug9168)
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raise_proc = proc {raise}
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10000.times do
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ObjectSpace.define_finalizer(Object.new, raise_proc)
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Thread.handle_interrupt(RuntimeError => :immediate) {break}
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Thread.handle_interrupt(RuntimeError => :on_blocking) {break}
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Thread.handle_interrupt(RuntimeError => :never) {break}
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end
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end;
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end
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def test_verify_internal_consistency
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assert_nil(GC.verify_internal_consistency)
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end
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end
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