```ruby
$LOAD_PATH.unshift File.expand_path('../../lib', __FILE__)
require 'feature_flagger'
require 'fakeredis'
```

Use FakeRedis as specified in documentation
user
```ruby
$LOAD_PATH.unshift File.expand_path('../../lib', __FILE__)
require 'feature_flagger'
require 'fakeredis/rspec'
```
assistant