summaryrefslogtreecommitdiff
path: root/test/ruby/test_bignum.rb
diff options
context:
space:
mode:
Diffstat (limited to 'test/ruby/test_bignum.rb')
-rw-r--r--test/ruby/test_bignum.rb8
1 files changed, 8 insertions, 0 deletions
diff --git a/test/ruby/test_bignum.rb b/test/ruby/test_bignum.rb
index c238337db5..e070a9c866 100644
--- a/test/ruby/test_bignum.rb
+++ b/test/ruby/test_bignum.rb
@@ -84,4 +84,12 @@ class TestBignum < Test::Unit::TestCase
shift_test(-4518325415524767873)
shift_test(-0xfffffffffffffffff)
end
+
+ def test_too_big_to_s
+ if (big = 2**31-1).is_a?(Fixnum)
+ return
+ end
+ e = assert_raise(RangeError) {(1 << big).to_s}
+ assert_match(/too big to convert/, e.message)
+ end
end