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-rw-r--r--src/test/uint256_tests.cpp15
1 files changed, 14 insertions, 1 deletions
diff --git a/src/test/uint256_tests.cpp b/src/test/uint256_tests.cpp
index ad5478e829..79217fa430 100644
--- a/src/test/uint256_tests.cpp
+++ b/src/test/uint256_tests.cpp
@@ -48,7 +48,7 @@ const unsigned char MaxArray[] =
const uint256 MaxL = uint256(std::vector<unsigned char>(MaxArray,MaxArray+32));
const uint160 MaxS = uint160(std::vector<unsigned char>(MaxArray,MaxArray+20));
-std::string ArrayToString(const unsigned char A[], unsigned int width)
+static std::string ArrayToString(const unsigned char A[], unsigned int width)
{
std::stringstream Stream;
Stream << std::hex;
@@ -266,4 +266,17 @@ BOOST_AUTO_TEST_CASE( conversion )
BOOST_CHECK(R2L.GetHex() == UintToArith256(R2L).GetHex());
}
+BOOST_AUTO_TEST_CASE( operator_with_self )
+{
+ arith_uint256 v = UintToArith256(uint256S("02"));
+ v *= v;
+ BOOST_CHECK(v == UintToArith256(uint256S("04")));
+ v /= v;
+ BOOST_CHECK(v == UintToArith256(uint256S("01")));
+ v += v;
+ BOOST_CHECK(v == UintToArith256(uint256S("02")));
+ v -= v;
+ BOOST_CHECK(v == UintToArith256(uint256S("0")));
+}
+
BOOST_AUTO_TEST_SUITE_END()