From b120f7bdbee83c00e46a9ec6d0cd09a816631f45 Mon Sep 17 00:00:00 2001 From: Karl-Johan Alm Date: Mon, 26 Feb 2018 15:34:11 +0900 Subject: [test] Add tests for self usage in arith_uint256 --- src/test/uint256_tests.cpp | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/src/test/uint256_tests.cpp b/src/test/uint256_tests.cpp index ad5478e829..20ed29f59b 100644 --- a/src/test/uint256_tests.cpp +++ b/src/test/uint256_tests.cpp @@ -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() -- cgit v1.2.3