tree a424d6c49e56cbe7149314a1c24e655fc3a52100
parent d31d97070fc8b76ee794a83916958b50d5c761f9
author Wyatt Hepler <hepler@google.com> 1581638483 -0800
committer CQ Bot Account <commit-bot@chromium.org> 1581704109 +0000

pw_kvs: Handle key hash collisions

- Log and return ALREADY_EXISTS if a Put operation introduces a key
  whose hash collides with another key already known to the KVS.
- Add tests to cover key hash collisions with Put, Get, ValueSize, and
  Delete.

Change-Id: I957e7c4998f700517b70d3b999f0e3f4f4621f6d