Method capacity

util/generic/string_ut.cpp:458–471

    }

    void capacity() {
        TStringType s;

        UNIT_ASSERT(s.capacity() < s.max_size());
        UNIT_ASSERT(s.capacity() >= s.size());

        for (int i = 0; i < 18; ++i) {
            s += ' ';

            UNIT_ASSERT(s.capacity() > 0);
            UNIT_ASSERT(s.capacity() < s.max_size());
            UNIT_ASSERT(s.capacity() >= s.size());
        }
    }

    void assign() {
        TStringType s;