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timeout.rb: defer creating custom exception

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* lib/timeout.rb (Timeout#timeout): when a custom exception is given,
  no instance is needed to be caught, so defer creating new instance
  until it is raised.  [ruby-core:59511] [Bug #9354]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44517 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2014-01-07 03:42:37 +00:00
parent 765ec40120
commit 9f5537c5b3
3 changed files with 19 additions and 2 deletions
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10
test/test_timeout.rb
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@ -57,4 +57,14 @@ class TestTimeout < Test::Unit::TestCase
end
assert_raise_with_message(exc, /execution expired/) {raise e if e}
end
def test_custom_exception
bug9354 = '[ruby-core:59511] [Bug #9354]'
err = Class.new(StandardError) do
def initialize(msg) super end
end
assert_nothing_raised(ArgumentError, bug9354) do
assert_equal(:ok, timeout(100, err) {:ok})
end
end
end