* test/bigdecimal/test_bigdecimal.rb: Add test for mult by nil.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48396 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 6 insertions, 0 deletions

diff --git a/test/bigdecimal/test_bigdecimal.rb b/test/bigdecimal/test_bigdecimal.rb
index 02bb5a5175..23c540b338 100644
--- a/test/bigdecimal/test_bigdecimal.rb
+++ b/test/bigdecimal/test_bigdecimal.rb
@@ -694,6 +694,12 @@ class TestBigDecimal < Test::Unit::TestCase
     assert_kind_of(BigDecimal, BigDecimal.new("3") * 1.quo(3))
   end
 
+  def test_mult_with_nil
+    assert_raise(TypeError) {
+      BigDecimal('1.1') * nil
+    }
+  end
+
   def test_div
     x = BigDecimal.new((2**100).to_s)
     assert_equal(BigDecimal.new((2**100 / 3).to_s), (x / 3).to_i)