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add test_pack_U.

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@6060 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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akr 2004-04-01 01:53:32 +00:00
parent b3009ced33
commit 9db6fb5ce5
1 changed files with 11 additions and 0 deletions
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11
test/ruby/test_pack.rb
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@ -42,4 +42,15 @@ class TestPack < Test::Unit::TestCase
assert_equal [1,1], "\000\000\000\001\000\000\000\001".unpack('N*')
assert_equal [1,1,1], "\000\000\000\001\000\000\000\001\000\000\000\001".unpack('N*')
end
def test_pack_U
assert_raises(RangeError) { [-0x40000001].pack("U") }
assert_raises(RangeError) { [-0x40000000].pack("U") }
assert_raises(RangeError) { [-1].pack("U") }
assert_equal "\000", [0].pack("U")
assert_equal "\374\277\277\277\277\277", [0x3fffffff].pack("U")
assert_equal "\375\200\200\200\200\200", [0x40000000].pack("U")
assert_equal "\375\277\277\277\277\277", [0x7fffffff].pack("U")
assert_raises(RangeError) { [0x80000000].pack("U") }
end
end