Method write

gpcontrib/gpcloud/test/compress_writer_test.cpp:16–19

    }

    virtual uint64_t write(const char *buf, uint64_t count) {
        this->data.insert(this->data.end(), buf, buf + count);
        return count;
    }

    virtual void close() {
        // Do not clean it, so we can verify the result in UT tests.