diff options
-rw-r--r-- | test/ruby/test_pack.rb | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/test/ruby/test_pack.rb b/test/ruby/test_pack.rb index 863dfbe82f..4003004c7f 100644 --- a/test/ruby/test_pack.rb +++ b/test/ruby/test_pack.rb @@ -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 |