Function copy_file_tests

test/operations_test.cpp:1886–2139

//  copy_file_tests  ------------------------------------------------------------------//

void copy_file_tests(const fs::path& f1x, const fs::path& d1x)
{
    cout << "copy_file_tests..." << endl;

    BOOST_TEST(fs::exists(f1x));
    fs::remove(d1x / "f2"); // remove possible residue from prior testing
    BOOST_TEST(fs::exists(d1x));
    BOOST_TEST(!fs::exists(d1x / "f2"));
    cout << " copy " << f1x << " to " << d1x / "f2" << endl;
    bool file_copied = fs::copy_file(f1x, d1x / "f2");
    cout << " copy complete" << endl;
    BOOST_TEST(file_copied);
    BOOST_TEST(fs::exists(f1x));
    BOOST_TEST(fs::exists(d1x / "f2"));
    BOOST_TEST(!fs::is_directory(d1x / "f2"));
    verify_file(d1x / "f2", "file-f1");

    bool copy_ex_ok = false;
    file_copied = false;
    try
    {
        file_copied = fs::copy_file(f1x, d1x / "f2");
    }
    catch (const fs::filesystem_error&)
    {
        copy_ex_ok = true;
    }
    BOOST_TEST(copy_ex_ok);
    BOOST_TEST(!file_copied);

    file_copied = false;
    copy_ex_ok = false;
    try
    {
        file_copied = fs::copy_file(f1x, d1x / "f2", fs::copy_options::none);
    }
    catch (const fs::filesystem_error&)
    {
        copy_ex_ok = true;
    }
    BOOST_TEST(copy_ex_ok);
    BOOST_TEST(!file_copied);

    fs::remove(d1x / "f2");
    create_file(d1x / "f2", "1234567890");
    BOOST_TEST_EQ(fs::file_size(d1x / "f2"), 10U);
    file_copied = false;
    copy_ex_ok = true;
    try
    {
        file_copied = fs::copy_file(f1x, d1x / "f2", fs::copy_options::skip_existing);
    }
    catch (const fs::filesystem_error&)
    {
        copy_ex_ok = false;
    }
    BOOST_TEST(copy_ex_ok);
    BOOST_TEST(!file_copied);