solidity/test/libsolutil/FixedHash.cpp
Paul b3230b0bdc deprecate using namespace std
test: updat filereader test

deprecate namespace std

deprecate namespace std

deprecate namespace std

deprecate namespace std

deprecate namespace std

deprecate namespace std

deprecate namespace std

deprecate namespace std

deprecated std namespace

deprecated std namespace

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depecrate namespace std

deprecated namespace std

check ci

clean line

Co-authored-by: Nikola Matić <nikola.matic@ethereum.org>

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deprecate std

deprecate std

deprecate std

deprecate std

deprecate std

deprecate

deprecate std

bye namespace
2023-09-04 10:12:07 +02:00

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7.4 KiB
C++

/*
This file is part of solidity.
solidity is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
solidity is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with solidity. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* Unit tests for FixedHash.
*/
#include <libsolutil/FixedHash.h>
#include <boost/test/unit_test.hpp>
#include <cstdint>
#include <sstream>
namespace solidity::util::test
{
static_assert(std::is_same<h160, FixedHash<20>>());
static_assert(std::is_same<h256, FixedHash<32>>());
BOOST_AUTO_TEST_SUITE(FixedHashTest)
BOOST_AUTO_TEST_CASE(default_constructor)
{
BOOST_CHECK_EQUAL(
FixedHash<1>{}.hex(),
"00"
);
BOOST_CHECK_EQUAL(
FixedHash<1>{}.size,
1
);
BOOST_CHECK_EQUAL(
FixedHash<8>{}.hex(),
"0000000000000000"
);
BOOST_CHECK_EQUAL(
FixedHash<8>{}.size,
8
);
BOOST_CHECK_EQUAL(
FixedHash<20>{}.hex(),
"0000000000000000000000000000000000000000"
);
BOOST_CHECK_EQUAL(
FixedHash<20>{}.size,
20
);
BOOST_CHECK_EQUAL(
FixedHash<32>{}.hex(),
"0000000000000000000000000000000000000000000000000000000000000000"
);
BOOST_CHECK_EQUAL(
FixedHash<32>{}.size,
32
);
}
BOOST_AUTO_TEST_CASE(bytes_constructor)
{
FixedHash<8> a(bytes{});
BOOST_CHECK_EQUAL(a.size, 8);
BOOST_CHECK_EQUAL(a.hex(), "0000000000000000");
FixedHash<8> b(bytes{0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, 0x88});
BOOST_CHECK_EQUAL(b.size, 8);
BOOST_CHECK_EQUAL(b.hex(), "1122334455667788");
// TODO: short input, this should fail
FixedHash<8> c(bytes{0x11, 0x22, 0x33, 0x44, 0x55, 0x66});
BOOST_CHECK_EQUAL(c.size, 8);
BOOST_CHECK_EQUAL(c.hex(), "0000000000000000");
// TODO: oversized input, this should fail
FixedHash<8> d(bytes{0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, 0x88, 0x99});
BOOST_CHECK_EQUAL(d.size, 8);
BOOST_CHECK_EQUAL(d.hex(), "0000000000000000");
}
// TODO: add FixedHash(bytesConstRef) constructor
BOOST_AUTO_TEST_CASE(string_constructor_fromhex)
{
// TODO: this tests the default settings ConstructFromStringType::fromHex, ConstructFromHashType::FailIfDifferent
// should test other options too
FixedHash<8> a("");
BOOST_CHECK_EQUAL(a.size, 8);
BOOST_CHECK_EQUAL(a.hex(), "0000000000000000");
FixedHash<8> b("1122334455667788");
BOOST_CHECK_EQUAL(b.size, 8);
BOOST_CHECK_EQUAL(b.hex(), "1122334455667788");
FixedHash<8> c("0x1122334455667788");
BOOST_CHECK_EQUAL(c.size, 8);
BOOST_CHECK_EQUAL(c.hex(), "1122334455667788");
// TODO: short input, this should fail
FixedHash<8> d("112233445566");
BOOST_CHECK_EQUAL(d.size, 8);
BOOST_CHECK_EQUAL(d.hex(), "0000000000000000");
// TODO: oversized input, this should fail
FixedHash<8> e("112233445566778899");
BOOST_CHECK_EQUAL(e.size, 8);
BOOST_CHECK_EQUAL(e.hex(), "0000000000000000");
}
BOOST_AUTO_TEST_CASE(string_constructor_frombytes)
{
FixedHash<8> b("", FixedHash<8>::FromBinary);
BOOST_CHECK_EQUAL(b.size, 8);
BOOST_CHECK_EQUAL(b.hex(), "0000000000000000");
FixedHash<8> c("abcdefgh", FixedHash<8>::FromBinary);
BOOST_CHECK_EQUAL(c.size, 8);
BOOST_CHECK_EQUAL(c.hex(), "6162636465666768");
// TODO: short input, this should fail
FixedHash<8> d("abcdefg", FixedHash<8>::FromBinary);
BOOST_CHECK_EQUAL(d.size, 8);
BOOST_CHECK_EQUAL(d.hex(), "0000000000000000");
// TODO: oversized input, this should fail
FixedHash<8> e("abcdefghi", FixedHash<8>::FromBinary);
BOOST_CHECK_EQUAL(e.size, 8);
BOOST_CHECK_EQUAL(e.hex(), "0000000000000000");
}
BOOST_AUTO_TEST_CASE(converting_constructor)
{
// Left-aligned truncation
FixedHash<8> a = FixedHash<8>(FixedHash<12>("112233445566778899001122"), FixedHash<8>::AlignLeft);
BOOST_CHECK_EQUAL(a.size, 8);
BOOST_CHECK_EQUAL(a.hex(), "1122334455667788");
// Right-aligned truncation
FixedHash<8> b = FixedHash<8>(FixedHash<12>("112233445566778899001122"), FixedHash<8>::AlignRight);
BOOST_CHECK_EQUAL(b.size, 8);
BOOST_CHECK_EQUAL(b.hex(), "5566778899001122");
// Left-aligned extension
FixedHash<12> c = FixedHash<12>(FixedHash<8>("1122334455667788"), FixedHash<12>::AlignLeft);
BOOST_CHECK_EQUAL(c.size, 12);
BOOST_CHECK_EQUAL(c.hex(), "112233445566778800000000");
// Right-aligned extension
FixedHash<12> d = FixedHash<12>(FixedHash<8>("1122334455667788"), FixedHash<12>::AlignRight);
BOOST_CHECK_EQUAL(d.size, 12);
BOOST_CHECK_EQUAL(d.hex(), "000000001122334455667788");
// FailIfDifferent setting
// TODO: Shouldn't this throw?
FixedHash<12> e = FixedHash<12>(FixedHash<8>("1122334455667788"), FixedHash<12>::FailIfDifferent);
BOOST_CHECK_EQUAL(e, c);
}
BOOST_AUTO_TEST_CASE(arith_constructor)
{
FixedHash<32> b(u256(0x12340000));
BOOST_CHECK_EQUAL(
b.hex(),
"0000000000000000000000000000000000000000000000000000000012340000"
);
// NOTE: size-mismatched constructor is not available
}
BOOST_AUTO_TEST_CASE(to_arith)
{
FixedHash<32> b("c5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470");
BOOST_CHECK_EQUAL(u256(b), u256("0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470"));
}
BOOST_AUTO_TEST_CASE(comparison)
{
FixedHash<32> a("c5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470");
FixedHash<32> b("c5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470");
FixedHash<32> c("c5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a471");
FixedHash<32> d("233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470c5d2460186f7");
BOOST_CHECK(a == a);
BOOST_CHECK(b == b);
BOOST_CHECK(a == b);
BOOST_CHECK(b == a);
BOOST_CHECK(a != c);
BOOST_CHECK(c != a);
BOOST_CHECK(a != d);
BOOST_CHECK(d != a);
// Only equal size comparison is supported.
BOOST_CHECK(FixedHash<8>{} == FixedHash<8>{});
BOOST_CHECK(FixedHash<32>{} != b);
// Only equal size less than comparison is supported.
BOOST_CHECK(!(a < b));
BOOST_CHECK(d < c);
BOOST_CHECK(FixedHash<32>{} < a);
}
BOOST_AUTO_TEST_CASE(indexing)
{
// NOTE: uses std::array, so "Accessing a nonexistent element through this operator is undefined behavior."
FixedHash<32> a("c5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470");
BOOST_CHECK_EQUAL(a[0], 0xc5);
BOOST_CHECK_EQUAL(a[1], 0xd2);
BOOST_CHECK_EQUAL(a[31], 0x70);
a[0] = 0xff;
a[31] = 0x54;
BOOST_CHECK_EQUAL(a[0], 0xff);
BOOST_CHECK_EQUAL(a[1], 0xd2);
BOOST_CHECK_EQUAL(a[31], 0x54);
}
BOOST_AUTO_TEST_CASE(misc)
{
FixedHash<32> a("c5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470");
uint8_t* mut_a = a.data();
uint8_t const* const_a = a.data();
BOOST_CHECK_EQUAL(mut_a, const_a);
BOOST_CHECK_EQUAL(memcmp(mut_a, const_a, a.size), 0);
bytes bytes_a = a.asBytes();
bytesRef bytesref_a = a.ref();
bytesConstRef bytesconstref_a = a.ref();
// There's no printing for bytesRef/bytesConstRef
BOOST_CHECK(bytes(a.data(), a.data() + a.size) == bytes_a);
BOOST_CHECK(bytesRef(a.data(), a.size) == bytesref_a);
BOOST_CHECK(bytesConstRef(a.data(), a.size) == bytesconstref_a);
}
BOOST_AUTO_TEST_CASE(tostream)
{
std::ostringstream out;
out << FixedHash<4>("44114411");
out << FixedHash<32>{};
out << FixedHash<2>("f77f");
out << FixedHash<1>("1");
BOOST_CHECK_EQUAL(out.str(), "441144110000000000000000000000000000000000000000000000000000000000000000f77f01");
}
BOOST_AUTO_TEST_SUITE_END()
}