}

	for ri, rfunc := range rs {
		for wi, wfunc := range ws {
			input := createTestInput(8192)
			b := new(strings.Builder)
			w := NewWriter(wfunc(b))
			r := rfunc(bytes.NewReader(input))
			if n, err := w.ReadFrom(r); err != nil || n != int64(len(input)) {
				t.Errorf("ws[%d],rs[%d]: w.ReadFrom(r) = %d, %v, want %d, nil", wi, ri, n, err, len(input))
				continue
			}