fs_tests.cpp

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// Copyright (c) 2011-2018 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 "fs.h"
#include "test/test_pivx.h"
 
#include <boost/test/unit_test.hpp>
 
BOOST_FIXTURE_TEST_SUITE(fs_tests, BasicTestingSetup)
 
BOOST_AUTO_TEST_CASE(fsbridge_fstream)
{
    fs::path tmpfolder = SetDataDir("fsbridge_fstream");
    // tmpfile1 should be the same as tmpfile2
    fs::path tmpfile1 = tmpfolder / "fs_tests_₿_🏃";
    fs::path tmpfile2 = tmpfolder / L"fs_tests_₿_🏃";
    {
        fsbridge::ofstream file(tmpfile1);
        file << "bitcoin";
    }
    {
        fsbridge::ifstream file(tmpfile2);
        std::string input_buffer;
        file >> input_buffer;
        BOOST_CHECK_EQUAL(input_buffer, "bitcoin");
    }
    {
        fsbridge::ifstream file(tmpfile1, std::ios_base::in | std::ios_base::ate);
        std::string input_buffer;
        file >> input_buffer;
        BOOST_CHECK_EQUAL(input_buffer, "");
    }
    {
        fsbridge::ofstream file(tmpfile2, std::ios_base::out | std::ios_base::app);
        file << "tests";
    }
    {
        fsbridge::ifstream file(tmpfile1);
        std::string input_buffer;
        file >> input_buffer;
        BOOST_CHECK_EQUAL(input_buffer, "bitcointests");
    }
    {
        fsbridge::ofstream file(tmpfile2, std::ios_base::out | std::ios_base::trunc);
        file << "bitcoin";
    }
    {
        fsbridge::ifstream file(tmpfile1);
        std::string input_buffer;
        file >> input_buffer;
        BOOST_CHECK_EQUAL(input_buffer, "bitcoin");
    }
}
 
BOOST_AUTO_TEST_SUITE_END()