diff options
Diffstat (limited to 'test/stringio/test_stringio.rb')
| -rw-r--r-- | test/stringio/test_stringio.rb | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/test/stringio/test_stringio.rb b/test/stringio/test_stringio.rb index d4df7b2617..667fe3ea81 100644 --- a/test/stringio/test_stringio.rb +++ b/test/stringio/test_stringio.rb @@ -453,6 +453,9 @@ class TestStringIO < Test::Unit::TestCase f.ungetc("y".ord) assert_equal("y", f.getc) assert_equal("2", f.getc) + + assert_raise(RangeError) {f.ungetc(0x1ffffff)} + assert_raise(RangeError) {f.ungetc(0xffffffffffffff)} ensure f.close unless f.closed? end |