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add a test.

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44666 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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akr 2014-01-20 15:51:33 +00:00
parent cbaa60c9b7
commit 5af92f6369
1 changed files with 7 additions and 0 deletions
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7
test/socket/test_sockopt.rb
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@ -43,6 +43,13 @@ class TestSocketOption < Test::Unit::TestCase
assert_equal(128, sockopt.ipv4_multicast_ttl)
end
def test_ipv4_multicast_ttl_size
expected_size = Socket.open(:INET, :DGRAM) {|s|
s.getsockopt(:IP, :MULTICAST_TTL).to_s.bytesize
}
assert_equal(expected_size, Socket::Option.ipv4_multicast_ttl(0).to_s.bytesize)
end
def test_unpack
sockopt = Socket::Option.new(:INET, :SOCKET, :KEEPALIVE, [1].pack("i"))
assert_equal([1], sockopt.unpack("i"))