diff options
Diffstat (limited to 'test/ruby/test_sprintf.rb')
| -rw-r--r-- | test/ruby/test_sprintf.rb | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/test/ruby/test_sprintf.rb b/test/ruby/test_sprintf.rb index 1c7e89c265..bbbe6e7ec3 100644 --- a/test/ruby/test_sprintf.rb +++ b/test/ruby/test_sprintf.rb @@ -1,5 +1,6 @@ # frozen_string_literal: false require 'test/unit' +require 'rbconfig/sizeof' class TestSprintf < Test::Unit::TestCase def test_positional @@ -539,6 +540,11 @@ class TestSprintf < Test::Unit::TestCase def test_width_underflow bug = 'https://github.com/mruby/mruby/issues/3347' assert_equal("!", sprintf("%*c", 0, ?!.ord), bug) + + int_max = RbConfig::LIMITS["INT_MAX"] + assert_raise_with_message(ArgumentError, /width too big/) { + sprintf "%*c", int_max, 0x80 + } end def test_negative_width_overflow |