diff options
Diffstat (limited to 'test/openssl')
-rw-r--r-- | test/openssl/test_bn.rb | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/test/openssl/test_bn.rb b/test/openssl/test_bn.rb index 6c26b5ec55..77cc209658 100644 --- a/test/openssl/test_bn.rb +++ b/test/openssl/test_bn.rb @@ -130,6 +130,27 @@ class OpenSSL::TestBN < OpenSSL::TestCase assert_equal(-999, +@e2) assert_equal(-999, -@e1) assert_equal(+999, -@e2) + + # These methods create new BN instances due to BN mutability + # Ensure that the instance isn't the same + e1_plus = +@e1 + e1_minus = -@e1 + assert_equal(false, @e1.equal?(e1_plus)) + assert_equal(true, @e1 == e1_plus) + assert_equal(false, @e1.equal?(e1_minus)) + end + + def test_abs + assert_equal(@e1, @e2.abs) + assert_equal(@e3, @e4.abs) + assert_not_equal(@e2, @e2.abs) + assert_not_equal(@e4, @e4.abs) + assert_equal(false, @e2.abs.negative?) + assert_equal(false, @e4.abs.negative?) + assert_equal(true, (-@e1.abs).negative?) + assert_equal(true, (-@e2.abs).negative?) + assert_equal(true, (-@e3.abs).negative?) + assert_equal(true, (-@e4.abs).negative?) end def test_mod |