Clear caches before each unit test

Description

Tests shouldn't need cached data from earlier tests.

We're already clearing caches (memcached, ES, Redis) before each feature test: AO3-4992. We can do the same thing for specs.

Testing: none, automated.

DeployedToBeta

Assignee

redsummernight

Reporter

redsummernight

Roadmap

None

Priority

Low

Affects versions

Fix versions

Components

AutomatedTests

Difficulty

Medium

Milestone

Internal 0.9