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[test] Add tests for self usage in arith_uint256

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Karl-Johan Alm 2018-02-26 15:34:11 +09:00
parent 08b17def58
commit b120f7bdbe
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1 changed files with 13 additions and 0 deletions
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src/test/uint256_tests.cpp
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@ -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()