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* test/ruby/test_thread.rb (TestThread#test_mutex_synchronize):

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insert waste loop for invoking preemptive thread context switch.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51868 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
kosaki 2015-09-15 19:23:43 +00:00
parent abbd388431
commit bb79c011bf
2 changed files with 17 additions and 8 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
Wed Sep 16 03:49:19 2015 KOSAKI Motohiro <kosaki.motohiro@gmail.com>
* test/ruby/test_thread.rb (TestThread#test_mutex_synchronize):
insert waste loop for invoking preemptive thread context switch.
[Bug #11496]
Tue Sep 15 19:38:55 2015 Nobuyoshi Nakada <nobu@ruby-lang.org> Tue Sep 15 19:38:55 2015 Nobuyoshi Nakada <nobu@ruby-lang.org>
* gc.c (rb_objspace_alloc, rb_objspace_free): define always * gc.c (rb_objspace_alloc, rb_objspace_free): define always

19
test/ruby/test_thread.rb
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@ -97,21 +97,24 @@ class TestThread < Test::Unit::TestCase
def test_mutex_synchronize def test_mutex_synchronize
m = Mutex.new m = Mutex.new
r = 0 r = 0
max = 10 num_threads = 10
(1..max).map{ loop=100
(1..num_threads).map{
Thread.new{ Thread.new{
i=0 loop.times{
while i<max*max
i+=1
m.synchronize{ m.synchronize{
r += 1 tmp = r
# empty and waste loop for making thread preemption
100.times {
}
r = tmp + 1
}
} }
end
} }
}.each{|e| }.each{|e|
e.join e.join
} }
assert_equal(max * max * max, r) assert_equal(num_threads*loop, r)
end end
def test_mutex_synchronize_yields_no_block_params def test_mutex_synchronize_yields_no_block_params