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test_pstore.rb: use queues

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* test/test_pstore.rb (PStoreTest#test_thread_safe): handshake by
  queues, and reduce sleeping time.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56283 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2016-09-28 14:12:33 +00:00
parent 0b149ab5f3
commit d90b767d2b
1 changed files with 13 additions and 8 deletions
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21
test/test_pstore.rb
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@ -75,34 +75,39 @@ class PStoreTest < Test::Unit::TestCase
end
def test_thread_safe
q1 = Queue.new
assert_raise(PStore::Error) do
flag = false
th = Thread.new do
@pstore.transaction do
@pstore[:foo] = "bar"
flag = true
sleep 1
q1.push true
sleep
end
end
begin
sleep 0.1 until flag
q1.pop
@pstore.transaction {}
ensure
th.kill
th.join
end
end
q2 = Queue.new
begin
pstore = PStore.new(second_file, true)
flag = false
cur = Thread.current
th = Thread.new do
pstore.transaction do
pstore[:foo] = "bar"
flag = true
sleep 1
q1.push true
q2.pop
# wait for cur to enter a transaction
sleep 0.1 until cur.stop?
end
end
begin
sleep 0.1 until flag
q1.pop
q2.push true
assert_equal("bar", pstore.transaction { pstore[:foo] })
ensure
th.join