void to::test<20>()
    {
        // Construct copy of 2nd point record from tested file
        Point pt;
        pt.SetCoordinates(630282.45, 4834500, 51.63);
        pt.SetIntensity(350);
        pt.SetClassification(1);
        pt.SetScanAngleRank(0);
        pt.SetUserData(3);
        pt.SetScanFlags(9);
        pt.SetTime(413665.52880000003);
        ensure(pt.IsValid());
        test_file10_point2(pt);

        lasreader_iterator it(reader_);
        lasreader_iterator end;

        // find 2nd point data record
        lasreader_iterator fit;
        fit = std::find(it, end, pt);
        ensure(fit != end);
        test_file10_point2(*fit);
    }
    void to::test<18>()
    {
        // Construct copy of 2nd point record from tested file
        Point pt;
        pt.SetCoordinates(630282.45, 4834500, 51.63);
        pt.SetIntensity(350);
        pt.SetClassification(1);
        pt.SetScanAngleRank(0);
        pt.SetUserData(3);
        pt.SetScanFlags(9);
        pt.SetTime(413665.52880000003);
        ensure(pt.IsValid());
        test_file10_point2(pt);

        lasreader_iterator it(reader_);
        lasreader_iterator end;

        // Count records equal to given point object
        typedef lasreader_iterator::difference_type difference_type;
        difference_type const expected = 1;
        difference_type n = std::count(it, end, pt);
        ensure_equals(n, expected);
    }