[PATCH 2/2] test: add nontrivial test for restore --accumulate.

[Ethan Glasser-Camp]

david at tethera.net writes:

> From: David Bremner <bremner at debian.org>
>
> It seems we have never tested the case that restore --accumulate
> actually adds tags. I noticed this when I started optimizing and no
> tests failed.
>
> The bracketing with "restore --input=dump.expected" are to make sure
> we start in a known state, and we leave the database in a known state
> for the next test.

OK, these LGTM.

Ethan