git / moonbite-core / src/test/fuzz/span.cpp · raw

// Copyright (c) 2020 The Bitcoin Core developers// Distributed under the MIT software license, see the accompanying// file COPYING or http://www.opensource.org/licenses/mit-license.php.#include <span.h>#include <test/fuzz/FuzzedDataProvider.h>#include <test/fuzz/fuzz.h>#include <test/fuzz/util.h>#include <cassert>#include <cstddef>#include <cstdint>#include <string>#include <vector>void test_one_input(const std::vector<uint8_t>& buffer){    FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size());    std::string str = fuzzed_data_provider.ConsumeBytesAsString(32);    const Span<const char> span{str};    (void)span.data();    (void)span.begin();    (void)span.end();    if (span.size() > 0) {        const std::ptrdiff_t idx = fuzzed_data_provider.ConsumeIntegralInRange<std::ptrdiff_t>(0U, span.size() - 1U);        (void)span.first(idx);        (void)span.last(idx);        (void)span.subspan(idx);        (void)span.subspan(idx, span.size() - idx);        (void)span[idx];    }    std::string another_str = fuzzed_data_provider.ConsumeBytesAsString(32);    const Span<const char> another_span{another_str};    assert((span <= another_span) != (span > another_span));    assert((span == another_span) != (span != another_span));    assert((span >= another_span) != (span < another_span));}