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author | ko1 <ko1@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2008-12-29 03:03:09 +0000 |
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committer | ko1 <ko1@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2008-12-29 03:03:09 +0000 |
commit | b2ad49565f10dfdd594680c2fa7a4af81c1027fe (patch) | |
tree | 840c36be0f50cc01ff145a9d56b095c05304652f /test/ruby | |
parent | a928613a313e7750c7dcee824631cd6ed1690344 (diff) | |
download | ruby-b2ad49565f10dfdd594680c2fa7a4af81c1027fe.tar.gz |
* thread.c (rb_mutex_trylock): return false if Mutex owned
by current thread. [ruby-core:20943]
* thread.c (rb_mutex_lock): check dead lock (recursive lock) here.
* test/ruby/test_thread.rb: add a test.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@21148 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'test/ruby')
-rw-r--r-- | test/ruby/test_thread.rb | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/test/ruby/test_thread.rb b/test/ruby/test_thread.rb index 97e58cd9ea..b460cadea9 100644 --- a/test/ruby/test_thread.rb +++ b/test/ruby/test_thread.rb @@ -438,6 +438,18 @@ class TestThread < Test::Unit::TestCase assert_equal(false, m3.locked?) end + def test_mutex_trylock + m = Mutex.new + assert_equal(true, m.try_lock) + assert_equal(false, m.try_lock, '[ruby-core:20943]') + + Thread.new{ + assert_equal(false, m.try_lock) + }.join + + m.unlock + end + def test_recursive_error o = Object.new def o.inspect |